<?xml version="1.0" encoding="US-ASCII"?>
<!--XBRL Document Created with Wdesk from Workiva-->
<!-- -->
<link:linkbase xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedPeriodStartLabel" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedPeriodStartLabel" xlink:type="simple" />
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/netLabel" xlink:href="http://www.xbrl.org/lrr/role/net-2009-12-16.xsd#netLabel" xlink:type="simple" />
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedNetLabel" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedNetLabel" xlink:type="simple" />
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedTerseLabel" xlink:type="simple" />
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedPeriodEndLabel" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedPeriodEndLabel" xlink:type="simple" />
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedLabel" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedLabel" xlink:type="simple" />
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedTotalLabel" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedTotalLabel" xlink:type="simple" />
  <link:labelLink xlink:role="http://www.xbrl.org/2003/role/link" xlink:type="extended">
    <link:label id="lab_us-gaap_EquityAbstract_7616520D6476B4A9BEB1FC50C9C784C6_label_en-US" xlink:label="lab_us-gaap_EquityAbstract_7616520D6476B4A9BEB1FC50C9C784C6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Equity [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EquityAbstract" xlink:label="loc_us-gaap_EquityAbstract_7616520D6476B4A9BEB1FC50C9C784C6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EquityAbstract_7616520D6476B4A9BEB1FC50C9C784C6" xlink:to="lab_us-gaap_EquityAbstract_7616520D6476B4A9BEB1FC50C9C784C6" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_600337213F1293969CC5FC50C9C875D8_terseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_600337213F1293969CC5FC50C9C875D8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accumulated Other Comprehensive Income (Loss) [Table]</link:label>
    <link:label id="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_600337213F1293969CC5FC50C9C875D8_label_en-US" xlink:label="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_600337213F1293969CC5FC50C9C875D8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accumulated Other Comprehensive Income (Loss) [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossTable" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_600337213F1293969CC5FC50C9C875D8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_600337213F1293969CC5FC50C9C875D8" xlink:to="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_600337213F1293969CC5FC50C9C875D8" xlink:type="arc" />
    <link:label id="lab_us-gaap_StatementEquityComponentsAxis_3B7B973F614BDBC8C4C6FC50C9C87C93_terseLabel_en-US" xlink:label="lab_us-gaap_StatementEquityComponentsAxis_3B7B973F614BDBC8C4C6FC50C9C87C93" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Equity Components [Axis]</link:label>
    <link:label id="lab_us-gaap_StatementEquityComponentsAxis_3B7B973F614BDBC8C4C6FC50C9C87C93_label_en-US" xlink:label="lab_us-gaap_StatementEquityComponentsAxis_3B7B973F614BDBC8C4C6FC50C9C87C93" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Equity Components [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StatementEquityComponentsAxis" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_3B7B973F614BDBC8C4C6FC50C9C87C93" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_3B7B973F614BDBC8C4C6FC50C9C87C93" xlink:to="lab_us-gaap_StatementEquityComponentsAxis_3B7B973F614BDBC8C4C6FC50C9C87C93" xlink:type="arc" />
    <link:label id="lab_us-gaap_EquityComponentDomain_E6B01D14A88E57EE6C65FC50C9C8D7CC_terseLabel_en-US" xlink:label="lab_us-gaap_EquityComponentDomain_E6B01D14A88E57EE6C65FC50C9C8D7CC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Equity Component [Domain]</link:label>
    <link:label id="lab_us-gaap_EquityComponentDomain_E6B01D14A88E57EE6C65FC50C9C8D7CC_label_en-US" xlink:label="lab_us-gaap_EquityComponentDomain_E6B01D14A88E57EE6C65FC50C9C8D7CC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Equity Component [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EquityComponentDomain" xlink:label="loc_us-gaap_EquityComponentDomain_E6B01D14A88E57EE6C65FC50C9C8D7CC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EquityComponentDomain_E6B01D14A88E57EE6C65FC50C9C8D7CC" xlink:to="lab_us-gaap_EquityComponentDomain_E6B01D14A88E57EE6C65FC50C9C8D7CC" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember_F3AA779F77CA9D7B9208FC50C9C80AAE_verboseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember_F3AA779F77CA9D7B9208FC50C9C80AAE" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Pension and postretirement liability and reclassification adjustments</link:label>
    <link:label id="lab_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember_F3AA779F77CA9D7B9208FC50C9C80AAE_label_en-US" xlink:label="lab_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember_F3AA779F77CA9D7B9208FC50C9C80AAE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accumulated Defined Benefit Plans Adjustment Including Portion Attributable to Noncontrolling Interest [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccumulatedDefinedBenefitPlansAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember" xlink:label="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember_F3AA779F77CA9D7B9208FC50C9C80AAE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember_F3AA779F77CA9D7B9208FC50C9C80AAE" xlink:to="lab_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember_F3AA779F77CA9D7B9208FC50C9C80AAE" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccumulatedNetInvestmentGainLossIncludingPortionAttributableToNoncontrollingInterestMember_3A56ABBC4FECEB56A6FFFC50C9C9E2E2_verboseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedNetInvestmentGainLossIncludingPortionAttributableToNoncontrollingInterestMember_3A56ABBC4FECEB56A6FFFC50C9C9E2E2" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Gain (loss) on investments</link:label>
    <link:label id="lab_us-gaap_AccumulatedNetInvestmentGainLossIncludingPortionAttributableToNoncontrollingInterestMember_3A56ABBC4FECEB56A6FFFC50C9C9E2E2_label_en-US" xlink:label="lab_us-gaap_AccumulatedNetInvestmentGainLossIncludingPortionAttributableToNoncontrollingInterestMember_3A56ABBC4FECEB56A6FFFC50C9C9E2E2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">AOCI, Accumulated Gain (Loss), Debt Securities, Available-for-sale, Including Noncontrolling Interest [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccumulatedNetInvestmentGainLossIncludingPortionAttributableToNoncontrollingInterestMember" xlink:label="loc_us-gaap_AccumulatedNetInvestmentGainLossIncludingPortionAttributableToNoncontrollingInterestMember_3A56ABBC4FECEB56A6FFFC50C9C9E2E2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccumulatedNetInvestmentGainLossIncludingPortionAttributableToNoncontrollingInterestMember_3A56ABBC4FECEB56A6FFFC50C9C9E2E2" xlink:to="lab_us-gaap_AccumulatedNetInvestmentGainLossIncludingPortionAttributableToNoncontrollingInterestMember_3A56ABBC4FECEB56A6FFFC50C9C9E2E2" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccumulatedForeignCurrencyAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember_E5F2883A05B2E50B15D5FC50C9C9773C_verboseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedForeignCurrencyAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember_E5F2883A05B2E50B15D5FC50C9C9773C" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Foreign currency translation adjustments</link:label>
    <link:label id="lab_us-gaap_AccumulatedForeignCurrencyAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember_E5F2883A05B2E50B15D5FC50C9C9773C_label_en-US" xlink:label="lab_us-gaap_AccumulatedForeignCurrencyAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember_E5F2883A05B2E50B15D5FC50C9C9773C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accumulated Foreign Currency Adjustment Including Portion Attributable to Noncontrolling Interest [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccumulatedForeignCurrencyAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember" xlink:label="loc_us-gaap_AccumulatedForeignCurrencyAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember_E5F2883A05B2E50B15D5FC50C9C9773C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccumulatedForeignCurrencyAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember_E5F2883A05B2E50B15D5FC50C9C9773C" xlink:to="lab_us-gaap_AccumulatedForeignCurrencyAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember_E5F2883A05B2E50B15D5FC50C9C9773C" xlink:type="arc" />
    <link:label id="lab_us-gaap_AociIncludingPortionAttributableToNoncontrollingInterestMember_D321EFB504B76EDE7736FC50C9C9CF27_terseLabel_en-US" xlink:label="lab_us-gaap_AociIncludingPortionAttributableToNoncontrollingInterestMember_D321EFB504B76EDE7736FC50C9C9CF27" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accumulated other comprehensive income (loss)</link:label>
    <link:label id="lab_us-gaap_AociIncludingPortionAttributableToNoncontrollingInterestMember_D321EFB504B76EDE7736FC50C9C9CF27_label_en-US" xlink:label="lab_us-gaap_AociIncludingPortionAttributableToNoncontrollingInterestMember_D321EFB504B76EDE7736FC50C9C9CF27" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">AOCI Including Portion Attributable to Noncontrolling Interest [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AociIncludingPortionAttributableToNoncontrollingInterestMember" xlink:label="loc_us-gaap_AociIncludingPortionAttributableToNoncontrollingInterestMember_D321EFB504B76EDE7736FC50C9C9CF27" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AociIncludingPortionAttributableToNoncontrollingInterestMember_D321EFB504B76EDE7736FC50C9C9CF27" xlink:to="lab_us-gaap_AociIncludingPortionAttributableToNoncontrollingInterestMember_D321EFB504B76EDE7736FC50C9C9CF27" xlink:type="arc" />
    <link:label id="lab_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_300337C9E10B23EC8FEBFC50C9C9691A_terseLabel_en-US" xlink:label="lab_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_300337C9E10B23EC8FEBFC50C9C9691A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Adjustments for New Accounting Pronouncements [Axis]</link:label>
    <link:label id="lab_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_300337C9E10B23EC8FEBFC50C9C9691A_label_en-US" xlink:label="lab_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_300337C9E10B23EC8FEBFC50C9C9691A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Adjustments for New Accounting Pronouncements [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AdjustmentsForNewAccountingPronouncementsAxis" xlink:label="loc_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_300337C9E10B23EC8FEBFC50C9C9691A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_300337C9E10B23EC8FEBFC50C9C9691A" xlink:to="lab_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_300337C9E10B23EC8FEBFC50C9C9691A" xlink:type="arc" />
    <link:label id="lab_us-gaap_TypeOfAdoptionMember_08F044B23EC38E63F4FDFC50C9C96798_terseLabel_en-US" xlink:label="lab_us-gaap_TypeOfAdoptionMember_08F044B23EC38E63F4FDFC50C9C96798" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Type of Adoption [Domain]</link:label>
    <link:label id="lab_us-gaap_TypeOfAdoptionMember_08F044B23EC38E63F4FDFC50C9C96798_label_en-US" xlink:label="lab_us-gaap_TypeOfAdoptionMember_08F044B23EC38E63F4FDFC50C9C96798" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Type of Adoption [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TypeOfAdoptionMember" xlink:label="loc_us-gaap_TypeOfAdoptionMember_08F044B23EC38E63F4FDFC50C9C96798" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TypeOfAdoptionMember_08F044B23EC38E63F4FDFC50C9C96798" xlink:to="lab_us-gaap_TypeOfAdoptionMember_08F044B23EC38E63F4FDFC50C9C96798" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccountingStandardsUpdate201601Member_829DC737C0FB94D83C35FC50C9CAF514_terseLabel_en-US" xlink:label="lab_us-gaap_AccountingStandardsUpdate201601Member_829DC737C0FB94D83C35FC50C9CAF514" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">ASU 2016-01</link:label>
    <link:label id="lab_us-gaap_AccountingStandardsUpdate201601Member_829DC737C0FB94D83C35FC50C9CAF514_label_en-US" xlink:label="lab_us-gaap_AccountingStandardsUpdate201601Member_829DC737C0FB94D83C35FC50C9CAF514" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accounting Standards Update 2016-01 [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccountingStandardsUpdate201601Member" xlink:label="loc_us-gaap_AccountingStandardsUpdate201601Member_829DC737C0FB94D83C35FC50C9CAF514" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccountingStandardsUpdate201601Member_829DC737C0FB94D83C35FC50C9CAF514" xlink:to="lab_us-gaap_AccountingStandardsUpdate201601Member_829DC737C0FB94D83C35FC50C9CAF514" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_BCADE3FAEFAC33661ADDFC50C9CAB4DE_verboseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_BCADE3FAEFAC33661ADDFC50C9CAB4DE" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Accumulated Other Comprehensive Income (Loss) [Line Items]</link:label>
    <link:label id="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_BCADE3FAEFAC33661ADDFC50C9CAB4DE_label_en-US" xlink:label="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_BCADE3FAEFAC33661ADDFC50C9CAB4DE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accumulated Other Comprehensive Income (Loss) [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_BCADE3FAEFAC33661ADDFC50C9CAB4DE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_BCADE3FAEFAC33661ADDFC50C9CAB4DE" xlink:to="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_BCADE3FAEFAC33661ADDFC50C9CAB4DE" xlink:type="arc" />
    <link:label id="lab_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTaxAbstract_4EE1613523FA7C5A46DEFC50C9CA91AE_terseLabel_en-US" xlink:label="lab_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTaxAbstract_4EE1613523FA7C5A46DEFC50C9CA91AE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]</link:label>
    <link:label id="lab_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTaxAbstract_4EE1613523FA7C5A46DEFC50C9CA91AE_label_en-US" xlink:label="lab_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTaxAbstract_4EE1613523FA7C5A46DEFC50C9CA91AE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTaxAbstract" xlink:label="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTaxAbstract_4EE1613523FA7C5A46DEFC50C9CA91AE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTaxAbstract_4EE1613523FA7C5A46DEFC50C9CA91AE" xlink:to="lab_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTaxAbstract_4EE1613523FA7C5A46DEFC50C9CA91AE" xlink:type="arc" />
    <link:label id="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_52BAEB27021EE3B3D578FC50C9CADFDA_periodStartLabel_en-US" xlink:label="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_52BAEB27021EE3B3D578FC50C9CADFDA" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Balance</link:label>
    <link:label id="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_52BAEB27021EE3B3D578FC50C9CADFDA_label_en-US" xlink:label="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_52BAEB27021EE3B3D578FC50C9CADFDA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_52BAEB27021EE3B3D578FC50C9CADFDA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_52BAEB27021EE3B3D578FC50C9CADFDA" xlink:to="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_52BAEB27021EE3B3D578FC50C9CADFDA" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTax_1E048A6B51EE0D808578FC50C9CB7259_verboseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTax_1E048A6B51EE0D808578FC50C9CB7259" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Activity in the period</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTax_1E048A6B51EE0D808578FC50C9CB7259_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTax_1E048A6B51EE0D808578FC50C9CB7259" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), Net of Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_1E048A6B51EE0D808578FC50C9CB7259" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_1E048A6B51EE0D808578FC50C9CB7259" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTax_1E048A6B51EE0D808578FC50C9CB7259" xlink:type="arc" />
    <link:label id="lab_us-gaap_CumulativeEffectOnRetainedEarningsNetOfTax1_1B4F10781D39D312133AFC50C9CBA36B_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_CumulativeEffectOnRetainedEarningsNetOfTax1_1B4F10781D39D312133AFC50C9CBA36B" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Cumulative effect adjustment</link:label>
    <link:label id="lab_us-gaap_CumulativeEffectOnRetainedEarningsNetOfTax1_1B4F10781D39D312133AFC50C9CBA36B_label_en-US" xlink:label="lab_us-gaap_CumulativeEffectOnRetainedEarningsNetOfTax1_1B4F10781D39D312133AFC50C9CBA36B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cumulative Effect on Retained Earnings, Net of Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CumulativeEffectOnRetainedEarningsNetOfTax1" xlink:label="loc_us-gaap_CumulativeEffectOnRetainedEarningsNetOfTax1_1B4F10781D39D312133AFC50C9CBA36B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CumulativeEffectOnRetainedEarningsNetOfTax1_1B4F10781D39D312133AFC50C9CBA36B" xlink:to="lab_us-gaap_CumulativeEffectOnRetainedEarningsNetOfTax1_1B4F10781D39D312133AFC50C9CBA36B" xlink:type="arc" />
    <link:label id="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_F2CF3419259EF9524F67FC50C9CB19B2_periodEndLabel_en-US" xlink:label="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_F2CF3419259EF9524F67FC50C9CB19B2" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">Balance</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_F2CF3419259EF9524F67FC50C9CB19B2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_F2CF3419259EF9524F67FC50C9CB19B2" xlink:to="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_F2CF3419259EF9524F67FC50C9CB19B2" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeTaxDisclosureAbstract_C4A256DB866B57E914F2451872CF5F34_label_en-US" xlink:label="lab_us-gaap_IncomeTaxDisclosureAbstract_C4A256DB866B57E914F2451872CF5F34" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Tax Disclosure [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxDisclosureAbstract" xlink:label="loc_us-gaap_IncomeTaxDisclosureAbstract_C4A256DB866B57E914F2451872CF5F34" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeTaxDisclosureAbstract_C4A256DB866B57E914F2451872CF5F34" xlink:to="lab_us-gaap_IncomeTaxDisclosureAbstract_C4A256DB866B57E914F2451872CF5F34" xlink:type="arc" />
    <link:label id="lab_us-gaap_ComponentsOfDeferredTaxAssetsAbstract_521338595FEED709070D451872CF1BA4_terseLabel_en-US" xlink:label="lab_us-gaap_ComponentsOfDeferredTaxAssetsAbstract_521338595FEED709070D451872CF1BA4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Deferred tax assets:</link:label>
    <link:label id="lab_us-gaap_ComponentsOfDeferredTaxAssetsAbstract_521338595FEED709070D451872CF1BA4_label_en-US" xlink:label="lab_us-gaap_ComponentsOfDeferredTaxAssetsAbstract_521338595FEED709070D451872CF1BA4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Components of Deferred Tax Assets [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ComponentsOfDeferredTaxAssetsAbstract" xlink:label="loc_us-gaap_ComponentsOfDeferredTaxAssetsAbstract_521338595FEED709070D451872CF1BA4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ComponentsOfDeferredTaxAssetsAbstract_521338595FEED709070D451872CF1BA4" xlink:to="lab_us-gaap_ComponentsOfDeferredTaxAssetsAbstract_521338595FEED709070D451872CF1BA4" xlink:type="arc" />
    <link:label id="lab_us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities_FBEE279C0472B82EB423451872CF0B66_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities_FBEE279C0472B82EB423451872CF0B66" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accrued expenses and reserves</link:label>
    <link:label id="lab_us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities_FBEE279C0472B82EB423451872CF0B66_label_en-US" xlink:label="lab_us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities_FBEE279C0472B82EB423451872CF0B66" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Accrued Liabilities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities" xlink:label="loc_us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities_FBEE279C0472B82EB423451872CF0B66" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities_FBEE279C0472B82EB423451872CF0B66" xlink:to="lab_us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities_FBEE279C0472B82EB423451872CF0B66" xlink:type="arc" />
    <link:label id="lab_us-gaap_DeferredTaxAssetsOperatingLossCarryforwards_144F5B17B81129F74219451872CFDA34_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredTaxAssetsOperatingLossCarryforwards_144F5B17B81129F74219451872CFDA34" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Domestic and non-U.S. net operating loss carryforwards</link:label>
    <link:label id="lab_us-gaap_DeferredTaxAssetsOperatingLossCarryforwards_144F5B17B81129F74219451872CFDA34_label_en-US" xlink:label="lab_us-gaap_DeferredTaxAssetsOperatingLossCarryforwards_144F5B17B81129F74219451872CFDA34" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Deferred Tax Assets, Operating Loss Carryforwards</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetsOperatingLossCarryforwards" xlink:label="loc_us-gaap_DeferredTaxAssetsOperatingLossCarryforwards_144F5B17B81129F74219451872CFDA34" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DeferredTaxAssetsOperatingLossCarryforwards_144F5B17B81129F74219451872CFDA34" xlink:to="lab_us-gaap_DeferredTaxAssetsOperatingLossCarryforwards_144F5B17B81129F74219451872CFDA34" xlink:type="arc" />
    <link:label id="lab_us-gaap_DeferredTaxAssetInterestCarryforward_DB5F1C0BD1D7FE18712A451872CF8DEE_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredTaxAssetInterestCarryforward_DB5F1C0BD1D7FE18712A451872CF8DEE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Non-U.S. interest expense carryforwards</link:label>
    <link:label id="lab_us-gaap_DeferredTaxAssetInterestCarryforward_DB5F1C0BD1D7FE18712A451872CF8DEE_label_en-US" xlink:label="lab_us-gaap_DeferredTaxAssetInterestCarryforward_DB5F1C0BD1D7FE18712A451872CF8DEE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Deferred Tax Asset, Interest Carryforward</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetInterestCarryforward" xlink:label="loc_us-gaap_DeferredTaxAssetInterestCarryforward_DB5F1C0BD1D7FE18712A451872CF8DEE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DeferredTaxAssetInterestCarryforward_DB5F1C0BD1D7FE18712A451872CF8DEE" xlink:to="lab_us-gaap_DeferredTaxAssetInterestCarryforward_DB5F1C0BD1D7FE18712A451872CF8DEE" xlink:type="arc" />
    <link:label id="lab_us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsResearch_D88108E8DCE7F977DAA0451872D0A353_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsResearch_D88108E8DCE7F977DAA0451872D0A353" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">U.S. research credit carryforwards</link:label>
    <link:label id="lab_us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsResearch_D88108E8DCE7F977DAA0451872D0A353_label_en-US" xlink:label="lab_us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsResearch_D88108E8DCE7F977DAA0451872D0A353" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Deferred Tax Assets, Tax Credit Carryforwards, Research</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsResearch" xlink:label="loc_us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsResearch_D88108E8DCE7F977DAA0451872D0A353" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsResearch_D88108E8DCE7F977DAA0451872D0A353" xlink:to="lab_us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsResearch_D88108E8DCE7F977DAA0451872D0A353" xlink:type="arc" />
    <link:label id="lab_lfus_DeferredTaxAssetsCapitalizedExpense_A28375684E2660D7CD11451872D00133_terseLabel_en-US" xlink:label="lab_lfus_DeferredTaxAssetsCapitalizedExpense_A28375684E2660D7CD11451872D00133" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Capitalized expenses</link:label>
    <link:label id="lab_lfus_DeferredTaxAssetsCapitalizedExpense_A28375684E2660D7CD11451872D00133_label_en-US" xlink:label="lab_lfus_DeferredTaxAssetsCapitalizedExpense_A28375684E2660D7CD11451872D00133" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Deferred Tax Assets, Capitalized Expense</link:label>
    <link:label id="lab_lfus_DeferredTaxAssetsCapitalizedExpense_A28375684E2660D7CD11451872D00133_documentation_en-US" xlink:label="lab_lfus_DeferredTaxAssetsCapitalizedExpense_A28375684E2660D7CD11451872D00133" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Deferred Tax Assets, Capitalized Expense</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_DeferredTaxAssetsCapitalizedExpense" xlink:label="loc_lfus_DeferredTaxAssetsCapitalizedExpense_A28375684E2660D7CD11451872D00133" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_DeferredTaxAssetsCapitalizedExpense_A28375684E2660D7CD11451872D00133" xlink:to="lab_lfus_DeferredTaxAssetsCapitalizedExpense_A28375684E2660D7CD11451872D00133" xlink:type="arc" />
    <link:label id="lab_us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsForeign_7C01E8E254E6F3C95761451872D0F865_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsForeign_7C01E8E254E6F3C95761451872D0F865" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">U.S. foreign tax credit carryforwards</link:label>
    <link:label id="lab_us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsForeign_7C01E8E254E6F3C95761451872D0F865_label_en-US" xlink:label="lab_us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsForeign_7C01E8E254E6F3C95761451872D0F865" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Deferred Tax Assets, Tax Credit Carryforwards, Foreign</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsForeign" xlink:label="loc_us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsForeign_7C01E8E254E6F3C95761451872D0F865" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsForeign_7C01E8E254E6F3C95761451872D0F865" xlink:to="lab_us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsForeign_7C01E8E254E6F3C95761451872D0F865" xlink:type="arc" />
    <link:label id="lab_us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsOther_13B2B3895035E3243D13451872D019B6_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsOther_13B2B3895035E3243D13451872D019B6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other</link:label>
    <link:label id="lab_us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsOther_13B2B3895035E3243D13451872D019B6_label_en-US" xlink:label="lab_us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsOther_13B2B3895035E3243D13451872D019B6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Deferred Tax Assets, Tax Credit Carryforwards, Other</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsOther" xlink:label="loc_us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsOther_13B2B3895035E3243D13451872D019B6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsOther_13B2B3895035E3243D13451872D019B6" xlink:to="lab_us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsOther_13B2B3895035E3243D13451872D019B6" xlink:type="arc" />
    <link:label id="lab_us-gaap_DeferredTaxAssetsGross_B0636D5E2B831F3A2490451872D0162C_totalLabel_en-US" xlink:label="lab_us-gaap_DeferredTaxAssetsGross_B0636D5E2B831F3A2490451872D0162C" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Gross deferred tax assets</link:label>
    <link:label id="lab_us-gaap_DeferredTaxAssetsGross_B0636D5E2B831F3A2490451872D0162C_label_en-US" xlink:label="lab_us-gaap_DeferredTaxAssetsGross_B0636D5E2B831F3A2490451872D0162C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Deferred Tax Assets, Gross</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetsGross" xlink:label="loc_us-gaap_DeferredTaxAssetsGross_B0636D5E2B831F3A2490451872D0162C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DeferredTaxAssetsGross_B0636D5E2B831F3A2490451872D0162C" xlink:to="lab_us-gaap_DeferredTaxAssetsGross_B0636D5E2B831F3A2490451872D0162C" xlink:type="arc" />
    <link:label id="lab_us-gaap_DeferredTaxAssetsValuationAllowance_B25FEBAF234F06D81DC3451872D0AB1D_negatedLabel_en-US" xlink:label="lab_us-gaap_DeferredTaxAssetsValuationAllowance_B25FEBAF234F06D81DC3451872D0AB1D" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Less: Valuation allowance</link:label>
    <link:label id="lab_us-gaap_DeferredTaxAssetsValuationAllowance_B25FEBAF234F06D81DC3451872D0AB1D_label_en-US" xlink:label="lab_us-gaap_DeferredTaxAssetsValuationAllowance_B25FEBAF234F06D81DC3451872D0AB1D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Deferred Tax Assets, Valuation Allowance</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetsValuationAllowance" xlink:label="loc_us-gaap_DeferredTaxAssetsValuationAllowance_B25FEBAF234F06D81DC3451872D0AB1D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DeferredTaxAssetsValuationAllowance_B25FEBAF234F06D81DC3451872D0AB1D" xlink:to="lab_us-gaap_DeferredTaxAssetsValuationAllowance_B25FEBAF234F06D81DC3451872D0AB1D" xlink:type="arc" />
    <link:label id="lab_us-gaap_DeferredTaxAssetsNet_3FBFDE84E73AA44346B4451872D162FC_totalLabel_en-US" xlink:label="lab_us-gaap_DeferredTaxAssetsNet_3FBFDE84E73AA44346B4451872D162FC" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total deferred tax assets</link:label>
    <link:label id="lab_us-gaap_DeferredTaxAssetsNet_3FBFDE84E73AA44346B4451872D162FC_label_en-US" xlink:label="lab_us-gaap_DeferredTaxAssetsNet_3FBFDE84E73AA44346B4451872D162FC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Deferred Tax Assets, Net of Valuation Allowance</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetsNet" xlink:label="loc_us-gaap_DeferredTaxAssetsNet_3FBFDE84E73AA44346B4451872D162FC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DeferredTaxAssetsNet_3FBFDE84E73AA44346B4451872D162FC" xlink:to="lab_us-gaap_DeferredTaxAssetsNet_3FBFDE84E73AA44346B4451872D162FC" xlink:type="arc" />
    <link:label id="lab_us-gaap_ComponentsOfDeferredTaxLiabilitiesAbstract_3301D07FA62A1EC04F16451872D2AA74_terseLabel_en-US" xlink:label="lab_us-gaap_ComponentsOfDeferredTaxLiabilitiesAbstract_3301D07FA62A1EC04F16451872D2AA74" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Deferred tax liabilities:</link:label>
    <link:label id="lab_us-gaap_ComponentsOfDeferredTaxLiabilitiesAbstract_3301D07FA62A1EC04F16451872D2AA74_label_en-US" xlink:label="lab_us-gaap_ComponentsOfDeferredTaxLiabilitiesAbstract_3301D07FA62A1EC04F16451872D2AA74" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Components of Deferred Tax Liabilities [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ComponentsOfDeferredTaxLiabilitiesAbstract" xlink:label="loc_us-gaap_ComponentsOfDeferredTaxLiabilitiesAbstract_3301D07FA62A1EC04F16451872D2AA74" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ComponentsOfDeferredTaxLiabilitiesAbstract_3301D07FA62A1EC04F16451872D2AA74" xlink:to="lab_us-gaap_ComponentsOfDeferredTaxLiabilitiesAbstract_3301D07FA62A1EC04F16451872D2AA74" xlink:type="arc" />
    <link:label id="lab_us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment_809CBBCE229A119F6858451872D2794D_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment_809CBBCE229A119F6858451872D2794D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Excess of book basis over the tax basis of assets</link:label>
    <link:label id="lab_us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment_809CBBCE229A119F6858451872D2794D_label_en-US" xlink:label="lab_us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment_809CBBCE229A119F6858451872D2794D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Deferred Tax Liabilities, Property, Plant and Equipment</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment" xlink:label="loc_us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment_809CBBCE229A119F6858451872D2794D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment_809CBBCE229A119F6858451872D2794D" xlink:to="lab_us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment_809CBBCE229A119F6858451872D2794D" xlink:type="arc" />
    <link:label id="lab_us-gaap_DeferredTaxLiabilitiesUndistributedForeignEarnings_24041BAB4DAEEEC0775F451872D2BE41_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredTaxLiabilitiesUndistributedForeignEarnings_24041BAB4DAEEEC0775F451872D2BE41" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Tax on unremitted earnings</link:label>
    <link:label id="lab_us-gaap_DeferredTaxLiabilitiesUndistributedForeignEarnings_24041BAB4DAEEEC0775F451872D2BE41_label_en-US" xlink:label="lab_us-gaap_DeferredTaxLiabilitiesUndistributedForeignEarnings_24041BAB4DAEEEC0775F451872D2BE41" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Deferred Tax Liabilities, Undistributed Foreign Earnings</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxLiabilitiesUndistributedForeignEarnings" xlink:label="loc_us-gaap_DeferredTaxLiabilitiesUndistributedForeignEarnings_24041BAB4DAEEEC0775F451872D2BE41" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DeferredTaxLiabilitiesUndistributedForeignEarnings_24041BAB4DAEEEC0775F451872D2BE41" xlink:to="lab_us-gaap_DeferredTaxLiabilitiesUndistributedForeignEarnings_24041BAB4DAEEEC0775F451872D2BE41" xlink:type="arc" />
    <link:label id="lab_us-gaap_DeferredIncomeTaxLiabilities_CE0871D6A070C8FFC64A451872D2F86F_totalLabel_en-US" xlink:label="lab_us-gaap_DeferredIncomeTaxLiabilities_CE0871D6A070C8FFC64A451872D2F86F" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total deferred tax liabilities</link:label>
    <link:label id="lab_us-gaap_DeferredIncomeTaxLiabilities_CE0871D6A070C8FFC64A451872D2F86F_label_en-US" xlink:label="lab_us-gaap_DeferredIncomeTaxLiabilities_CE0871D6A070C8FFC64A451872D2F86F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Deferred Tax Liabilities, Gross</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredIncomeTaxLiabilities" xlink:label="loc_us-gaap_DeferredIncomeTaxLiabilities_CE0871D6A070C8FFC64A451872D2F86F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DeferredIncomeTaxLiabilities_CE0871D6A070C8FFC64A451872D2F86F" xlink:to="lab_us-gaap_DeferredIncomeTaxLiabilities_CE0871D6A070C8FFC64A451872D2F86F" xlink:type="arc" />
    <link:label id="lab_us-gaap_DeferredTaxLiabilities_93B98E3B9422D624DB46451FF2A9B037_totalLabel_en-US" xlink:label="lab_us-gaap_DeferredTaxLiabilities_93B98E3B9422D624DB46451FF2A9B037" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Net deferred tax liabilities</link:label>
    <link:label id="lab_us-gaap_DeferredTaxLiabilities_93B98E3B9422D624DB46451FF2A9B037_label_en-US" xlink:label="lab_us-gaap_DeferredTaxLiabilities_93B98E3B9422D624DB46451FF2A9B037" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Deferred Tax Liabilities, Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxLiabilities" xlink:label="loc_us-gaap_DeferredTaxLiabilities_93B98E3B9422D624DB46451FF2A9B037" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DeferredTaxLiabilities_93B98E3B9422D624DB46451FF2A9B037" xlink:to="lab_us-gaap_DeferredTaxLiabilities_93B98E3B9422D624DB46451FF2A9B037" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessCombinationsAbstract_7C0003215F7E906F48C8E14430BB3B29_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationsAbstract_7C0003215F7E906F48C8E14430BB3B29" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combinations [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationsAbstract" xlink:label="loc_us-gaap_BusinessCombinationsAbstract_7C0003215F7E906F48C8E14430BB3B29" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationsAbstract_7C0003215F7E906F48C8E14430BB3B29" xlink:to="lab_us-gaap_BusinessCombinationsAbstract_7C0003215F7E906F48C8E14430BB3B29" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfRecognizedIdentifiedAssetsAcquiredAndLiabilitiesAssumedTableTextBlock_78A6C13BC3375E8C5607E14430BBC182_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfRecognizedIdentifiedAssetsAcquiredAndLiabilitiesAssumedTableTextBlock_78A6C13BC3375E8C5607E14430BBC182" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Recognized Identified Assets Acquired and Liabilities Assumed</link:label>
    <link:label id="lab_us-gaap_ScheduleOfRecognizedIdentifiedAssetsAcquiredAndLiabilitiesAssumedTableTextBlock_78A6C13BC3375E8C5607E14430BBC182_label_en-US" xlink:label="lab_us-gaap_ScheduleOfRecognizedIdentifiedAssetsAcquiredAndLiabilitiesAssumedTableTextBlock_78A6C13BC3375E8C5607E14430BBC182" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Recognized Identified Assets Acquired and Liabilities Assumed [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfRecognizedIdentifiedAssetsAcquiredAndLiabilitiesAssumedTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfRecognizedIdentifiedAssetsAcquiredAndLiabilitiesAssumedTableTextBlock_78A6C13BC3375E8C5607E14430BBC182" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfRecognizedIdentifiedAssetsAcquiredAndLiabilitiesAssumedTableTextBlock_78A6C13BC3375E8C5607E14430BBC182" xlink:to="lab_us-gaap_ScheduleOfRecognizedIdentifiedAssetsAcquiredAndLiabilitiesAssumedTableTextBlock_78A6C13BC3375E8C5607E14430BBC182" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessAcquisitionProFormaInformationTextBlock_9443B734B63829485E9FE14430BBB7AC_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionProFormaInformationTextBlock_9443B734B63829485E9FE14430BBB7AC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Business Acquisition, Pro Forma Information</link:label>
    <link:label id="lab_us-gaap_BusinessAcquisitionProFormaInformationTextBlock_9443B734B63829485E9FE14430BBB7AC_label_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionProFormaInformationTextBlock_9443B734B63829485E9FE14430BBB7AC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Acquisition, Pro Forma Information [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessAcquisitionProFormaInformationTextBlock" xlink:label="loc_us-gaap_BusinessAcquisitionProFormaInformationTextBlock_9443B734B63829485E9FE14430BBB7AC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessAcquisitionProFormaInformationTextBlock_9443B734B63829485E9FE14430BBB7AC" xlink:to="lab_us-gaap_BusinessAcquisitionProFormaInformationTextBlock_9443B734B63829485E9FE14430BBB7AC" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessAcquisitionProFormaInformationNonrecurringAdjustmentsTableTextBlock_B002274AD1B149F4F73EE14430BB6F6E_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionProFormaInformationNonrecurringAdjustmentsTableTextBlock_B002274AD1B149F4F73EE14430BB6F6E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Business Acquisition, Pro Forma Information, Nonrecurring Adjustments</link:label>
    <link:label id="lab_us-gaap_BusinessAcquisitionProFormaInformationNonrecurringAdjustmentsTableTextBlock_B002274AD1B149F4F73EE14430BB6F6E_label_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionProFormaInformationNonrecurringAdjustmentsTableTextBlock_B002274AD1B149F4F73EE14430BB6F6E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Acquisition, Pro Forma Information, Nonrecurring Adjustments [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessAcquisitionProFormaInformationNonrecurringAdjustmentsTableTextBlock" xlink:label="loc_us-gaap_BusinessAcquisitionProFormaInformationNonrecurringAdjustmentsTableTextBlock_B002274AD1B149F4F73EE14430BB6F6E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessAcquisitionProFormaInformationNonrecurringAdjustmentsTableTextBlock_B002274AD1B149F4F73EE14430BB6F6E" xlink:to="lab_us-gaap_BusinessAcquisitionProFormaInformationNonrecurringAdjustmentsTableTextBlock_B002274AD1B149F4F73EE14430BB6F6E" xlink:type="arc" />
    <link:label id="lab_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_B342501DD5CD9BE9E293FC50C9F8CF35_label_en-US" xlink:label="lab_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_B342501DD5CD9BE9E293FC50C9F8CF35" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Payment Arrangement [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract" xlink:label="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_B342501DD5CD9BE9E293FC50C9F8CF35" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_B342501DD5CD9BE9E293FC50C9F8CF35" xlink:to="lab_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_B342501DD5CD9BE9E293FC50C9F8CF35" xlink:type="arc" />
    <link:label id="lab_us-gaap_StatementTable_2F5C2802CEB9C4A0E17DFC50C9F89DD2_terseLabel_en-US" xlink:label="lab_us-gaap_StatementTable_2F5C2802CEB9C4A0E17DFC50C9F89DD2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Statement [Table]</link:label>
    <link:label id="lab_us-gaap_StatementTable_2F5C2802CEB9C4A0E17DFC50C9F89DD2_label_en-US" xlink:label="lab_us-gaap_StatementTable_2F5C2802CEB9C4A0E17DFC50C9F89DD2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Statement [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaap_StatementTable_2F5C2802CEB9C4A0E17DFC50C9F89DD2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementTable_2F5C2802CEB9C4A0E17DFC50C9F89DD2" xlink:to="lab_us-gaap_StatementTable_2F5C2802CEB9C4A0E17DFC50C9F89DD2" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeStatementLocationAxis_E5C0B6BF6AF96F1A2995FC50C9F811BA_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeStatementLocationAxis_E5C0B6BF6AF96F1A2995FC50C9F811BA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Income Statement Location [Axis]</link:label>
    <link:label id="lab_us-gaap_IncomeStatementLocationAxis_E5C0B6BF6AF96F1A2995FC50C9F811BA_label_en-US" xlink:label="lab_us-gaap_IncomeStatementLocationAxis_E5C0B6BF6AF96F1A2995FC50C9F811BA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Statement Location [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeStatementLocationAxis" xlink:label="loc_us-gaap_IncomeStatementLocationAxis_E5C0B6BF6AF96F1A2995FC50C9F811BA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_E5C0B6BF6AF96F1A2995FC50C9F811BA" xlink:to="lab_us-gaap_IncomeStatementLocationAxis_E5C0B6BF6AF96F1A2995FC50C9F811BA" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeStatementLocationDomain_1D28D10F97824B021E5EFC50C9F8CDC9_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeStatementLocationDomain_1D28D10F97824B021E5EFC50C9F8CDC9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Income Statement Location [Domain]</link:label>
    <link:label id="lab_us-gaap_IncomeStatementLocationDomain_1D28D10F97824B021E5EFC50C9F8CDC9_label_en-US" xlink:label="lab_us-gaap_IncomeStatementLocationDomain_1D28D10F97824B021E5EFC50C9F8CDC9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Statement Location [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeStatementLocationDomain" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_1D28D10F97824B021E5EFC50C9F8CDC9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_1D28D10F97824B021E5EFC50C9F8CDC9" xlink:to="lab_us-gaap_IncomeStatementLocationDomain_1D28D10F97824B021E5EFC50C9F8CDC9" xlink:type="arc" />
    <link:label id="lab_us-gaap_SellingGeneralAndAdministrativeExpensesMember_70B2C5BDCAF39A6EB568FC50C9F90F31_terseLabel_en-US" xlink:label="lab_us-gaap_SellingGeneralAndAdministrativeExpensesMember_70B2C5BDCAF39A6EB568FC50C9F90F31" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Selling, General and Administrative Expenses</link:label>
    <link:label id="lab_us-gaap_SellingGeneralAndAdministrativeExpensesMember_70B2C5BDCAF39A6EB568FC50C9F90F31_label_en-US" xlink:label="lab_us-gaap_SellingGeneralAndAdministrativeExpensesMember_70B2C5BDCAF39A6EB568FC50C9F90F31" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Selling, General and Administrative Expenses [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SellingGeneralAndAdministrativeExpensesMember" xlink:label="loc_us-gaap_SellingGeneralAndAdministrativeExpensesMember_70B2C5BDCAF39A6EB568FC50C9F90F31" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SellingGeneralAndAdministrativeExpensesMember_70B2C5BDCAF39A6EB568FC50C9F90F31" xlink:to="lab_us-gaap_SellingGeneralAndAdministrativeExpensesMember_70B2C5BDCAF39A6EB568FC50C9F90F31" xlink:type="arc" />
    <link:label id="lab_srt_RangeAxis_1FADB769BCD70C8A9688FC50C9F9323B_terseLabel_en-US" xlink:label="lab_srt_RangeAxis_1FADB769BCD70C8A9688FC50C9F9323B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Statistical Measurement [Axis]</link:label>
    <link:label id="lab_srt_RangeAxis_1FADB769BCD70C8A9688FC50C9F9323B_label_en-US" xlink:label="lab_srt_RangeAxis_1FADB769BCD70C8A9688FC50C9F9323B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Statistical Measurement [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_RangeAxis" xlink:label="loc_srt_RangeAxis_1FADB769BCD70C8A9688FC50C9F9323B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_RangeAxis_1FADB769BCD70C8A9688FC50C9F9323B" xlink:to="lab_srt_RangeAxis_1FADB769BCD70C8A9688FC50C9F9323B" xlink:type="arc" />
    <link:label id="lab_srt_RangeMember_1664455602E8A89DFF5DFC50C9FADA00_terseLabel_en-US" xlink:label="lab_srt_RangeMember_1664455602E8A89DFF5DFC50C9FADA00" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Statistical Measurement [Domain]</link:label>
    <link:label id="lab_srt_RangeMember_1664455602E8A89DFF5DFC50C9FADA00_label_en-US" xlink:label="lab_srt_RangeMember_1664455602E8A89DFF5DFC50C9FADA00" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Statistical Measurement [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_RangeMember" xlink:label="loc_srt_RangeMember_1664455602E8A89DFF5DFC50C9FADA00" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_RangeMember_1664455602E8A89DFF5DFC50C9FADA00" xlink:to="lab_srt_RangeMember_1664455602E8A89DFF5DFC50C9FADA00" xlink:type="arc" />
    <link:label id="lab_srt_MinimumMember_D835EFEA7FDFF8BBB020FC50C9FA8056_terseLabel_en-US" xlink:label="lab_srt_MinimumMember_D835EFEA7FDFF8BBB020FC50C9FA8056" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Minimum</link:label>
    <link:label id="lab_srt_MinimumMember_D835EFEA7FDFF8BBB020FC50C9FA8056_label_en-US" xlink:label="lab_srt_MinimumMember_D835EFEA7FDFF8BBB020FC50C9FA8056" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Minimum [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_MinimumMember" xlink:label="loc_srt_MinimumMember_D835EFEA7FDFF8BBB020FC50C9FA8056" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_MinimumMember_D835EFEA7FDFF8BBB020FC50C9FA8056" xlink:to="lab_srt_MinimumMember_D835EFEA7FDFF8BBB020FC50C9FA8056" xlink:type="arc" />
    <link:label id="lab_srt_MaximumMember_681B5A88626DF506BD81FC50C9FA2954_terseLabel_en-US" xlink:label="lab_srt_MaximumMember_681B5A88626DF506BD81FC50C9FA2954" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Maximum</link:label>
    <link:label id="lab_srt_MaximumMember_681B5A88626DF506BD81FC50C9FA2954_label_en-US" xlink:label="lab_srt_MaximumMember_681B5A88626DF506BD81FC50C9FA2954" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Maximum [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_MaximumMember" xlink:label="loc_srt_MaximumMember_681B5A88626DF506BD81FC50C9FA2954" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_MaximumMember_681B5A88626DF506BD81FC50C9FA2954" xlink:to="lab_srt_MaximumMember_681B5A88626DF506BD81FC50C9FA2954" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessAcquisitionAxis_1A0EC862F3A8A8B2F349FC50C9FA5BB3_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionAxis_1A0EC862F3A8A8B2F349FC50C9FA5BB3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Business Acquisition [Axis]</link:label>
    <link:label id="lab_us-gaap_BusinessAcquisitionAxis_1A0EC862F3A8A8B2F349FC50C9FA5BB3_label_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionAxis_1A0EC862F3A8A8B2F349FC50C9FA5BB3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Acquisition [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessAcquisitionAxis" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_1A0EC862F3A8A8B2F349FC50C9FA5BB3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_1A0EC862F3A8A8B2F349FC50C9FA5BB3" xlink:to="lab_us-gaap_BusinessAcquisitionAxis_1A0EC862F3A8A8B2F349FC50C9FA5BB3" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessAcquisitionAcquireeDomain_4F3EAD3E452501069C05FC50C9FB6926_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionAcquireeDomain_4F3EAD3E452501069C05FC50C9FB6926" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Business Acquisition, Acquiree [Domain]</link:label>
    <link:label id="lab_us-gaap_BusinessAcquisitionAcquireeDomain_4F3EAD3E452501069C05FC50C9FB6926_label_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionAcquireeDomain_4F3EAD3E452501069C05FC50C9FB6926" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Acquisition, Acquiree [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_4F3EAD3E452501069C05FC50C9FB6926" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_4F3EAD3E452501069C05FC50C9FB6926" xlink:to="lab_us-gaap_BusinessAcquisitionAcquireeDomain_4F3EAD3E452501069C05FC50C9FB6926" xlink:type="arc" />
    <link:label id="lab_lfus_IXYSCorporationMember_7111D783FC6043679C88FC50C9FB29E7_terseLabel_en-US" xlink:label="lab_lfus_IXYSCorporationMember_7111D783FC6043679C88FC50C9FB29E7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">IXYS Corporation</link:label>
    <link:label id="lab_lfus_IXYSCorporationMember_7111D783FC6043679C88FC50C9FB29E7_label_en-US" xlink:label="lab_lfus_IXYSCorporationMember_7111D783FC6043679C88FC50C9FB29E7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">IXYS Corporation [Member]</link:label>
    <link:label id="lab_lfus_IXYSCorporationMember_7111D783FC6043679C88FC50C9FB29E7_documentation_en-US" xlink:label="lab_lfus_IXYSCorporationMember_7111D783FC6043679C88FC50C9FB29E7" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Represents IXYS Corporation, a global pioneer in the power semiconductor and integrated circuit markets with a focus on medium to high voltage power control semiconductors across the industrial, communications, consumer and medical markets.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_IXYSCorporationMember" xlink:label="loc_lfus_IXYSCorporationMember_7111D783FC6043679C88FC50C9FB29E7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_IXYSCorporationMember_7111D783FC6043679C88FC50C9FB29E7" xlink:to="lab_lfus_IXYSCorporationMember_7111D783FC6043679C88FC50C9FB29E7" xlink:type="arc" />
    <link:label id="lab_us-gaap_AwardTypeAxis_3CA572C7EF6CCF6D4FC8FC50C9FB09CB_terseLabel_en-US" xlink:label="lab_us-gaap_AwardTypeAxis_3CA572C7EF6CCF6D4FC8FC50C9FB09CB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Award Type [Axis]</link:label>
    <link:label id="lab_us-gaap_AwardTypeAxis_3CA572C7EF6CCF6D4FC8FC50C9FB09CB_label_en-US" xlink:label="lab_us-gaap_AwardTypeAxis_3CA572C7EF6CCF6D4FC8FC50C9FB09CB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Award Type [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AwardTypeAxis" xlink:label="loc_us-gaap_AwardTypeAxis_3CA572C7EF6CCF6D4FC8FC50C9FB09CB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AwardTypeAxis_3CA572C7EF6CCF6D4FC8FC50C9FB09CB" xlink:to="lab_us-gaap_AwardTypeAxis_3CA572C7EF6CCF6D4FC8FC50C9FB09CB" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_634DACA044BF63BA995FFC50C9FC43D8_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_634DACA044BF63BA995FFC50C9FC43D8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Award Type [Domain]</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_634DACA044BF63BA995FFC50C9FC43D8_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_634DACA044BF63BA995FFC50C9FC43D8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Award Type [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_634DACA044BF63BA995FFC50C9FC43D8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_634DACA044BF63BA995FFC50C9FC43D8" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_634DACA044BF63BA995FFC50C9FC43D8" xlink:type="arc" />
    <link:label id="lab_us-gaap_EmployeeStockOptionMember_EEF590098A267DA49E95FC50C9FCEFF4_terseLabel_en-US" xlink:label="lab_us-gaap_EmployeeStockOptionMember_EEF590098A267DA49E95FC50C9FCEFF4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Options</link:label>
    <link:label id="lab_us-gaap_EmployeeStockOptionMember_EEF590098A267DA49E95FC50C9FCEFF4_label_en-US" xlink:label="lab_us-gaap_EmployeeStockOptionMember_EEF590098A267DA49E95FC50C9FCEFF4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Payment Arrangement, Option [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EmployeeStockOptionMember" xlink:label="loc_us-gaap_EmployeeStockOptionMember_EEF590098A267DA49E95FC50C9FCEFF4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EmployeeStockOptionMember_EEF590098A267DA49E95FC50C9FCEFF4" xlink:to="lab_us-gaap_EmployeeStockOptionMember_EEF590098A267DA49E95FC50C9FCEFF4" xlink:type="arc" />
    <link:label id="lab_lfus_RestrictedStockAndRestrictedShareUnitsMember_46809FC9B9599E87015BFC50C9FCF570_terseLabel_en-US" xlink:label="lab_lfus_RestrictedStockAndRestrictedShareUnitsMember_46809FC9B9599E87015BFC50C9FCF570" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Non-vested restricted share and share unit awards</link:label>
    <link:label id="lab_lfus_RestrictedStockAndRestrictedShareUnitsMember_46809FC9B9599E87015BFC50C9FCF570_label_en-US" xlink:label="lab_lfus_RestrictedStockAndRestrictedShareUnitsMember_46809FC9B9599E87015BFC50C9FCF570" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Restricted Stock and Restricted Share Units [Member]</link:label>
    <link:label id="lab_lfus_RestrictedStockAndRestrictedShareUnitsMember_46809FC9B9599E87015BFC50C9FCF570_documentation_en-US" xlink:label="lab_lfus_RestrictedStockAndRestrictedShareUnitsMember_46809FC9B9599E87015BFC50C9FCF570" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Represents restricted shares and restricted share unit awards.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_RestrictedStockAndRestrictedShareUnitsMember" xlink:label="loc_lfus_RestrictedStockAndRestrictedShareUnitsMember_46809FC9B9599E87015BFC50C9FCF570" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_RestrictedStockAndRestrictedShareUnitsMember_46809FC9B9599E87015BFC50C9FCF570" xlink:to="lab_lfus_RestrictedStockAndRestrictedShareUnitsMember_46809FC9B9599E87015BFC50C9FCF570" xlink:type="arc" />
    <link:label id="lab_us-gaap_StatementLineItems_D275B8C74928C066BF2AFC50C9FC6616_terseLabel_en-US" xlink:label="lab_us-gaap_StatementLineItems_D275B8C74928C066BF2AFC50C9FC6616" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Statement [Line Items]</link:label>
    <link:label id="lab_us-gaap_StatementLineItems_D275B8C74928C066BF2AFC50C9FC6616_label_en-US" xlink:label="lab_us-gaap_StatementLineItems_D275B8C74928C066BF2AFC50C9FC6616" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Statement [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaap_StatementLineItems_D275B8C74928C066BF2AFC50C9FC6616" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementLineItems_D275B8C74928C066BF2AFC50C9FC6616" xlink:to="lab_us-gaap_StatementLineItems_D275B8C74928C066BF2AFC50C9FC6616" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized_6C4DAF55299B091CE18AFC50C9FDC2A4_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized_6C4DAF55299B091CE18AFC50C9FDC2A4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Authorized (in shares)</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized_6C4DAF55299B091CE18AFC50C9FDC2A4_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized_6C4DAF55299B091CE18AFC50C9FDC2A4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized_6C4DAF55299B091CE18AFC50C9FDC2A4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized_6C4DAF55299B091CE18AFC50C9FDC2A4" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized_6C4DAF55299B091CE18AFC50C9FDC2A4" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_4E6E563DB33BCED4D8E7FC50C9FD111F_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_4E6E563DB33BCED4D8E7FC50C9FD111F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Award vesting period</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_4E6E563DB33BCED4D8E7FC50C9FD111F_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_4E6E563DB33BCED4D8E7FC50C9FD111F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_4E6E563DB33BCED4D8E7FC50C9FD111F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_4E6E563DB33BCED4D8E7FC50C9FD111F" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_4E6E563DB33BCED4D8E7FC50C9FD111F" xlink:type="arc" />
    <link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod_C47924F29094E96512A8FC50C9FD3D62_terseLabel_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod_C47924F29094E96512A8FC50C9FD3D62" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Award expiration period</link:label>
    <link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod_C47924F29094E96512A8FC50C9FD3D62_label_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod_C47924F29094E96512A8FC50C9FD3D62" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod_C47924F29094E96512A8FC50C9FD3D62" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod_C47924F29094E96512A8FC50C9FD3D62" xlink:to="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod_C47924F29094E96512A8FC50C9FD3D62" xlink:type="arc" />
    <link:label id="lab_lfus_SharebasedCompensationArrangementbySharebasedPaymentAwardOptionsConvertedinPeriod_62537A3AAE9A4B389D4AFC50C9FE5513_terseLabel_en-US" xlink:label="lab_lfus_SharebasedCompensationArrangementbySharebasedPaymentAwardOptionsConvertedinPeriod_62537A3AAE9A4B389D4AFC50C9FE5513" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">IXYS converted awards (in shares)</link:label>
    <link:label id="lab_lfus_SharebasedCompensationArrangementbySharebasedPaymentAwardOptionsConvertedinPeriod_62537A3AAE9A4B389D4AFC50C9FE5513_label_en-US" xlink:label="lab_lfus_SharebasedCompensationArrangementbySharebasedPaymentAwardOptionsConvertedinPeriod_62537A3AAE9A4B389D4AFC50C9FE5513" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Converted in Period</link:label>
    <link:label id="lab_lfus_SharebasedCompensationArrangementbySharebasedPaymentAwardOptionsConvertedinPeriod_62537A3AAE9A4B389D4AFC50C9FE5513_documentation_en-US" xlink:label="lab_lfus_SharebasedCompensationArrangementbySharebasedPaymentAwardOptionsConvertedinPeriod_62537A3AAE9A4B389D4AFC50C9FE5513" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Converted in Period</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_SharebasedCompensationArrangementbySharebasedPaymentAwardOptionsConvertedinPeriod" xlink:label="loc_lfus_SharebasedCompensationArrangementbySharebasedPaymentAwardOptionsConvertedinPeriod_62537A3AAE9A4B389D4AFC50C9FE5513" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_SharebasedCompensationArrangementbySharebasedPaymentAwardOptionsConvertedinPeriod_62537A3AAE9A4B389D4AFC50C9FE5513" xlink:to="lab_lfus_SharebasedCompensationArrangementbySharebasedPaymentAwardOptionsConvertedinPeriod_62537A3AAE9A4B389D4AFC50C9FE5513" xlink:type="arc" />
    <link:label id="lab_us-gaap_AllocatedShareBasedCompensationExpense_0F951CAF308F69A6B414FC50C9FE2A34_terseLabel_en-US" xlink:label="lab_us-gaap_AllocatedShareBasedCompensationExpense_0F951CAF308F69A6B414FC50C9FE2A34" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Allocated share based compensation</link:label>
    <link:label id="lab_us-gaap_AllocatedShareBasedCompensationExpense_0F951CAF308F69A6B414FC50C9FE2A34_label_en-US" xlink:label="lab_us-gaap_AllocatedShareBasedCompensationExpense_0F951CAF308F69A6B414FC50C9FE2A34" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Payment Arrangement, Expense</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AllocatedShareBasedCompensationExpense" xlink:label="loc_us-gaap_AllocatedShareBasedCompensationExpense_0F951CAF308F69A6B414FC50C9FE2A34" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AllocatedShareBasedCompensationExpense_0F951CAF308F69A6B414FC50C9FE2A34" xlink:to="lab_us-gaap_AllocatedShareBasedCompensationExpense_0F951CAF308F69A6B414FC50C9FE2A34" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_D2C99BC5726791210C97FC50C9FEC1F7_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_D2C99BC5726791210C97FC50C9FEC1F7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Options intrinsic value</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_D2C99BC5726791210C97FC50C9FEC1F7_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_D2C99BC5726791210C97FC50C9FEC1F7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_D2C99BC5726791210C97FC50C9FEC1F7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_D2C99BC5726791210C97FC50C9FEC1F7" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_D2C99BC5726791210C97FC50C9FEC1F7" xlink:type="arc" />
    <link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1_AFA960656B306287645CFC50C9FE4899_terseLabel_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1_AFA960656B306287645CFC50C9FE4899" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Options vested fair value</link:label>
    <link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1_AFA960656B306287645CFC50C9FE4899_label_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1_AFA960656B306287645CFC50C9FE4899" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested in Period, Fair Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1_AFA960656B306287645CFC50C9FE4899" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1_AFA960656B306287645CFC50C9FE4899" xlink:to="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1_AFA960656B306287645CFC50C9FE4899" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsShareBasedLiabilitiesPaid_C499263577FDADBA344BFC50C9FE0BEF_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsShareBasedLiabilitiesPaid_C499263577FDADBA344BFC50C9FE0BEF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Share-based liabilities paid</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsShareBasedLiabilitiesPaid_C499263577FDADBA344BFC50C9FE0BEF_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsShareBasedLiabilitiesPaid_C499263577FDADBA344BFC50C9FE0BEF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Share-based Liabilities Paid</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsShareBasedLiabilitiesPaid" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsShareBasedLiabilitiesPaid_C499263577FDADBA344BFC50C9FE0BEF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsShareBasedLiabilitiesPaid_C499263577FDADBA344BFC50C9FE0BEF" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsShareBasedLiabilitiesPaid_C499263577FDADBA344BFC50C9FE0BEF" xlink:type="arc" />
    <link:label id="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_893242A5DE564F1D782CFC50C9FF8A0E_terseLabel_en-US" xlink:label="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_893242A5DE564F1D782CFC50C9FF8A0E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Unrecognized compensation cost</link:label>
    <link:label id="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_893242A5DE564F1D782CFC50C9FF8A0E_label_en-US" xlink:label="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_893242A5DE564F1D782CFC50C9FF8A0E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized" xlink:label="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_893242A5DE564F1D782CFC50C9FF8A0E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_893242A5DE564F1D782CFC50C9FF8A0E" xlink:to="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_893242A5DE564F1D782CFC50C9FF8A0E" xlink:type="arc" />
    <link:label id="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_D35E806B776F869CB281FC50C9FF24C7_terseLabel_en-US" xlink:label="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_D35E806B776F869CB281FC50C9FF24C7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Unrecognized compensation cost, period for recognition</link:label>
    <link:label id="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_D35E806B776F869CB281FC50C9FF24C7_label_en-US" xlink:label="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_D35E806B776F869CB281FC50C9FF24C7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1" xlink:label="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_D35E806B776F869CB281FC50C9FF24C7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_D35E806B776F869CB281FC50C9FF24C7" xlink:to="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_D35E806B776F869CB281FC50C9FF24C7" xlink:type="arc" />
    <link:label id="lab_us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense_4CBA0092E38D5D70E29FFC50C9FF2BC8_terseLabel_en-US" xlink:label="lab_us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense_4CBA0092E38D5D70E29FFC50C9FF2BC8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Income tax benefit</link:label>
    <link:label id="lab_us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense_4CBA0092E38D5D70E29FFC50C9FF2BC8_label_en-US" xlink:label="lab_us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense_4CBA0092E38D5D70E29FFC50C9FF2BC8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Payment Arrangement, Expense, Tax Benefit</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense" xlink:label="loc_us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense_4CBA0092E38D5D70E29FFC50C9FF2BC8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense_4CBA0092E38D5D70E29FFC50C9FF2BC8" xlink:to="lab_us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense_4CBA0092E38D5D70E29FFC50C9FF2BC8" xlink:type="arc" />
    <link:label id="lab_us-gaap_StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased_8800AD4A79ECE858A96FFC50C9FF2016_terseLabel_en-US" xlink:label="lab_us-gaap_StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased_8800AD4A79ECE858A96FFC50C9FF2016" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Share repurchase program authorized (in shares)</link:label>
    <link:label id="lab_us-gaap_StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased_8800AD4A79ECE858A96FFC50C9FF2016_label_en-US" xlink:label="lab_us-gaap_StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased_8800AD4A79ECE858A96FFC50C9FF2016" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Stock Repurchase Program, Number of Shares Authorized to be Repurchased</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased" xlink:label="loc_us-gaap_StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased_8800AD4A79ECE858A96FFC50C9FF2016" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased_8800AD4A79ECE858A96FFC50C9FF2016" xlink:to="lab_us-gaap_StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased_8800AD4A79ECE858A96FFC50C9FF2016" xlink:type="arc" />
    <link:label id="lab_us-gaap_TreasuryStockSharesAcquired_4A484F4B7132A8C302DDFC50CA00732F_terseLabel_en-US" xlink:label="lab_us-gaap_TreasuryStockSharesAcquired_4A484F4B7132A8C302DDFC50CA00732F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Purchase of common stock (in shares)</link:label>
    <link:label id="lab_us-gaap_TreasuryStockSharesAcquired_4A484F4B7132A8C302DDFC50CA00732F_label_en-US" xlink:label="lab_us-gaap_TreasuryStockSharesAcquired_4A484F4B7132A8C302DDFC50CA00732F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Treasury Stock, Shares, Acquired</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TreasuryStockSharesAcquired" xlink:label="loc_us-gaap_TreasuryStockSharesAcquired_4A484F4B7132A8C302DDFC50CA00732F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TreasuryStockSharesAcquired_4A484F4B7132A8C302DDFC50CA00732F" xlink:to="lab_us-gaap_TreasuryStockSharesAcquired_4A484F4B7132A8C302DDFC50CA00732F" xlink:type="arc" />
    <link:label id="lab_us-gaap_TreasuryStockValueAcquiredCostMethod_1677BF5E2681CC996A18FC50CA0028BA_terseLabel_en-US" xlink:label="lab_us-gaap_TreasuryStockValueAcquiredCostMethod_1677BF5E2681CC996A18FC50CA0028BA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Repurchases of common stock</link:label>
    <link:label id="lab_us-gaap_TreasuryStockValueAcquiredCostMethod_1677BF5E2681CC996A18FC50CA0028BA_label_en-US" xlink:label="lab_us-gaap_TreasuryStockValueAcquiredCostMethod_1677BF5E2681CC996A18FC50CA0028BA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Treasury Stock, Value, Acquired, Cost Method</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TreasuryStockValueAcquiredCostMethod" xlink:label="loc_us-gaap_TreasuryStockValueAcquiredCostMethod_1677BF5E2681CC996A18FC50CA0028BA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TreasuryStockValueAcquiredCostMethod_1677BF5E2681CC996A18FC50CA0028BA" xlink:to="lab_us-gaap_TreasuryStockValueAcquiredCostMethod_1677BF5E2681CC996A18FC50CA0028BA" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensation_7C6F62FA105F371281ADFC50CA0075A6_verboseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensation_7C6F62FA105F371281ADFC50CA0075A6" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Stock compensation expense</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensation_7C6F62FA105F371281ADFC50CA0075A6_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensation_7C6F62FA105F371281ADFC50CA0075A6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Payment Arrangement, Noncash Expense</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensation" xlink:label="loc_us-gaap_ShareBasedCompensation_7C6F62FA105F371281ADFC50CA0075A6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensation_7C6F62FA105F371281ADFC50CA0075A6" xlink:to="lab_us-gaap_ShareBasedCompensation_7C6F62FA105F371281ADFC50CA0075A6" xlink:type="arc" />
    <link:label id="lab_us-gaap_DebtDisclosureAbstract_C7F0D22BEC32B698CCA7CD26AD3D4AF0_label_en-US" xlink:label="lab_us-gaap_DebtDisclosureAbstract_C7F0D22BEC32B698CCA7CD26AD3D4AF0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt Disclosure [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtDisclosureAbstract" xlink:label="loc_us-gaap_DebtDisclosureAbstract_C7F0D22BEC32B698CCA7CD26AD3D4AF0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtDisclosureAbstract_C7F0D22BEC32B698CCA7CD26AD3D4AF0" xlink:to="lab_us-gaap_DebtDisclosureAbstract_C7F0D22BEC32B698CCA7CD26AD3D4AF0" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfDebtInstrumentsTextBlock_68AE16ADB956EC938959CD26AD3DE2F7_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfDebtInstrumentsTextBlock_68AE16ADB956EC938959CD26AD3DE2F7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Long-term Debt Instruments</link:label>
    <link:label id="lab_us-gaap_ScheduleOfDebtInstrumentsTextBlock_68AE16ADB956EC938959CD26AD3DE2F7_label_en-US" xlink:label="lab_us-gaap_ScheduleOfDebtInstrumentsTextBlock_68AE16ADB956EC938959CD26AD3DE2F7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Long-term Debt Instruments [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfDebtInstrumentsTextBlock" xlink:label="loc_us-gaap_ScheduleOfDebtInstrumentsTextBlock_68AE16ADB956EC938959CD26AD3DE2F7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfDebtInstrumentsTextBlock_68AE16ADB956EC938959CD26AD3DE2F7" xlink:to="lab_us-gaap_ScheduleOfDebtInstrumentsTextBlock_68AE16ADB956EC938959CD26AD3DE2F7" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock_E3FAD891158FE5E0ED33CD26AD3D6E83_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock_E3FAD891158FE5E0ED33CD26AD3D6E83" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Maturities of Long-term Debt</link:label>
    <link:label id="lab_us-gaap_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock_E3FAD891158FE5E0ED33CD26AD3D6E83_label_en-US" xlink:label="lab_us-gaap_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock_E3FAD891158FE5E0ED33CD26AD3D6E83" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Maturities of Long-term Debt [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock_E3FAD891158FE5E0ED33CD26AD3D6E83" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock_E3FAD891158FE5E0ED33CD26AD3D6E83" xlink:to="lab_us-gaap_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock_E3FAD891158FE5E0ED33CD26AD3D6E83" xlink:type="arc" />
    <link:label id="lab_us-gaap_SegmentReportingAbstract_1571B3C58866EEC08B4ECD26AE664674_label_en-US" xlink:label="lab_us-gaap_SegmentReportingAbstract_1571B3C58866EEC08B4ECD26AE664674" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Segment Reporting [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SegmentReportingAbstract" xlink:label="loc_us-gaap_SegmentReportingAbstract_1571B3C58866EEC08B4ECD26AE664674" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SegmentReportingAbstract_1571B3C58866EEC08B4ECD26AE664674" xlink:to="lab_us-gaap_SegmentReportingAbstract_1571B3C58866EEC08B4ECD26AE664674" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock_EFBC0E87AC536A0AD429CD26AE6651E4_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock_EFBC0E87AC536A0AD429CD26AE6651E4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Segment Reporting Information, by Segment</link:label>
    <link:label id="lab_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock_EFBC0E87AC536A0AD429CD26AE6651E4_label_en-US" xlink:label="lab_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock_EFBC0E87AC536A0AD429CD26AE6651E4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Segment Reporting Information, by Segment [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock" xlink:label="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock_EFBC0E87AC536A0AD429CD26AE6651E4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock_EFBC0E87AC536A0AD429CD26AE6651E4" xlink:to="lab_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock_EFBC0E87AC536A0AD429CD26AE6651E4" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfEntityWideDisclosureOnGeographicAreasLongLivedAssetsInIndividualForeignCountriesByCountryTextBlock_74DC752B2596F5224A6DCD26AE66DE3B_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfEntityWideDisclosureOnGeographicAreasLongLivedAssetsInIndividualForeignCountriesByCountryTextBlock_74DC752B2596F5224A6DCD26AE66DE3B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Disclosure on Geographic Areas, Long-Lived Assets in Individual Foreign Countries by Country</link:label>
    <link:label id="lab_us-gaap_ScheduleOfEntityWideDisclosureOnGeographicAreasLongLivedAssetsInIndividualForeignCountriesByCountryTextBlock_74DC752B2596F5224A6DCD26AE66DE3B_label_en-US" xlink:label="lab_us-gaap_ScheduleOfEntityWideDisclosureOnGeographicAreasLongLivedAssetsInIndividualForeignCountriesByCountryTextBlock_74DC752B2596F5224A6DCD26AE66DE3B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Disclosure on Geographic Areas, Long-Lived Assets in Individual Foreign Countries by Country [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfEntityWideDisclosureOnGeographicAreasLongLivedAssetsInIndividualForeignCountriesByCountryTextBlock" xlink:label="loc_us-gaap_ScheduleOfEntityWideDisclosureOnGeographicAreasLongLivedAssetsInIndividualForeignCountriesByCountryTextBlock_74DC752B2596F5224A6DCD26AE66DE3B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfEntityWideDisclosureOnGeographicAreasLongLivedAssetsInIndividualForeignCountriesByCountryTextBlock_74DC752B2596F5224A6DCD26AE66DE3B" xlink:to="lab_us-gaap_ScheduleOfEntityWideDisclosureOnGeographicAreasLongLivedAssetsInIndividualForeignCountriesByCountryTextBlock_74DC752B2596F5224A6DCD26AE66DE3B" xlink:type="arc" />
    <link:label id="lab_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_ECA81D9405213F96E023CD26ACFE7EFF_label_en-US" xlink:label="lab_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_ECA81D9405213F96E023CD26ACFE7EFF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Goodwill and Intangible Assets Disclosure [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract" xlink:label="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_ECA81D9405213F96E023CD26ACFE7EFF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_ECA81D9405213F96E023CD26ACFE7EFF" xlink:to="lab_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_ECA81D9405213F96E023CD26ACFE7EFF" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfGoodwillTextBlock_1F19E2C2165EE7A89764CD26ACFEE2D3_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfGoodwillTextBlock_1F19E2C2165EE7A89764CD26ACFEE2D3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Goodwill</link:label>
    <link:label id="lab_us-gaap_ScheduleOfGoodwillTextBlock_1F19E2C2165EE7A89764CD26ACFEE2D3_label_en-US" xlink:label="lab_us-gaap_ScheduleOfGoodwillTextBlock_1F19E2C2165EE7A89764CD26ACFEE2D3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Goodwill [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfGoodwillTextBlock" xlink:label="loc_us-gaap_ScheduleOfGoodwillTextBlock_1F19E2C2165EE7A89764CD26ACFEE2D3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfGoodwillTextBlock_1F19E2C2165EE7A89764CD26ACFEE2D3" xlink:to="lab_us-gaap_ScheduleOfGoodwillTextBlock_1F19E2C2165EE7A89764CD26ACFEE2D3" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock_5AA7A985F1EFF83CAC7BCD26ACFE7801_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock_5AA7A985F1EFF83CAC7BCD26ACFE7801" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Finite-Lived Intangible Assets</link:label>
    <link:label id="lab_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock_5AA7A985F1EFF83CAC7BCD26ACFE7801_label_en-US" xlink:label="lab_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock_5AA7A985F1EFF83CAC7BCD26ACFE7801" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Finite-Lived Intangible Assets [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock_5AA7A985F1EFF83CAC7BCD26ACFE7801" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock_5AA7A985F1EFF83CAC7BCD26ACFE7801" xlink:to="lab_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock_5AA7A985F1EFF83CAC7BCD26ACFE7801" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock_0AAD879E5C9F43CB110FCD26ACFED9FB_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock_0AAD879E5C9F43CB110FCD26ACFED9FB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Finite-Lived Intangible Assets, Future Amortization Expense</link:label>
    <link:label id="lab_us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock_0AAD879E5C9F43CB110FCD26ACFED9FB_label_en-US" xlink:label="lab_us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock_0AAD879E5C9F43CB110FCD26ACFED9FB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock" xlink:label="loc_us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock_0AAD879E5C9F43CB110FCD26ACFED9FB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock_0AAD879E5C9F43CB110FCD26ACFED9FB" xlink:to="lab_us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock_0AAD879E5C9F43CB110FCD26ACFED9FB" xlink:type="arc" />
    <link:label id="lab_us-gaap_StatementOfCashFlowsAbstract_098DCF52E5E0A5CBAEEB451876E92518_label_en-US" xlink:label="lab_us-gaap_StatementOfCashFlowsAbstract_098DCF52E5E0A5CBAEEB451876E92518" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Statement of Cash Flows [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StatementOfCashFlowsAbstract" xlink:label="loc_us-gaap_StatementOfCashFlowsAbstract_098DCF52E5E0A5CBAEEB451876E92518" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_098DCF52E5E0A5CBAEEB451876E92518" xlink:to="lab_us-gaap_StatementOfCashFlowsAbstract_098DCF52E5E0A5CBAEEB451876E92518" xlink:type="arc" />
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_6F98209B6F5550CF81AE451876E926AC_terseLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_6F98209B6F5550CF81AE451876E926AC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">OPERATING ACTIVITIES</link:label>
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_6F98209B6F5550CF81AE451876E926AC_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_6F98209B6F5550CF81AE451876E926AC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Net Cash Provided by (Used in) Operating Activities [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_6F98209B6F5550CF81AE451876E926AC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_6F98209B6F5550CF81AE451876E926AC" xlink:to="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_6F98209B6F5550CF81AE451876E926AC" xlink:type="arc" />
    <link:label id="lab_us-gaap_ProfitLoss_94F31B40FF4B912D464C451876E9575C_terseLabel_en-US" xlink:label="lab_us-gaap_ProfitLoss_94F31B40FF4B912D464C451876E9575C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Net income</link:label>
    <link:label id="lab_us-gaap_ProfitLoss_94F31B40FF4B912D464C451876E9575C_label_en-US" xlink:label="lab_us-gaap_ProfitLoss_94F31B40FF4B912D464C451876E9575C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Net Income (Loss), Including Portion Attributable to Noncontrolling Interest</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProfitLoss" xlink:label="loc_us-gaap_ProfitLoss_94F31B40FF4B912D464C451876E9575C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProfitLoss_94F31B40FF4B912D464C451876E9575C" xlink:to="lab_us-gaap_ProfitLoss_94F31B40FF4B912D464C451876E9575C" xlink:type="arc" />
    <link:label id="lab_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_DF4E0CF8EDE9E30E5588451876EA7F18_terseLabel_en-US" xlink:label="lab_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_DF4E0CF8EDE9E30E5588451876EA7F18" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Adjustments to reconcile net income to net cash provided by operating activities:</link:label>
    <link:label id="lab_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_DF4E0CF8EDE9E30E5588451876EA7F18_label_en-US" xlink:label="lab_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_DF4E0CF8EDE9E30E5588451876EA7F18" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:label="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_DF4E0CF8EDE9E30E5588451876EA7F18" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_DF4E0CF8EDE9E30E5588451876EA7F18" xlink:to="lab_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_DF4E0CF8EDE9E30E5588451876EA7F18" xlink:type="arc" />
    <link:label id="lab_us-gaap_Depreciation_D96A9A629EBDA9F05B6C451876EA4231_terseLabel_en-US" xlink:label="lab_us-gaap_Depreciation_D96A9A629EBDA9F05B6C451876EA4231" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Depreciation</link:label>
    <link:label id="lab_us-gaap_Depreciation_D96A9A629EBDA9F05B6C451876EA4231_label_en-US" xlink:label="lab_us-gaap_Depreciation_D96A9A629EBDA9F05B6C451876EA4231" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Depreciation</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Depreciation" xlink:label="loc_us-gaap_Depreciation_D96A9A629EBDA9F05B6C451876EA4231" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_Depreciation_D96A9A629EBDA9F05B6C451876EA4231" xlink:to="lab_us-gaap_Depreciation_D96A9A629EBDA9F05B6C451876EA4231" xlink:type="arc" />
    <link:label id="lab_us-gaap_AmortizationOfIntangibleAssets_CE2DF47C5DA47E5F8F58451876EA75C5_verboseLabel_en-US" xlink:label="lab_us-gaap_AmortizationOfIntangibleAssets_CE2DF47C5DA47E5F8F58451876EA75C5" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Amortization of intangibles</link:label>
    <link:label id="lab_us-gaap_AmortizationOfIntangibleAssets_CE2DF47C5DA47E5F8F58451876EA75C5_label_en-US" xlink:label="lab_us-gaap_AmortizationOfIntangibleAssets_CE2DF47C5DA47E5F8F58451876EA75C5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Amortization of Intangible Assets</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AmortizationOfIntangibleAssets" xlink:label="loc_us-gaap_AmortizationOfIntangibleAssets_CE2DF47C5DA47E5F8F58451876EA75C5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AmortizationOfIntangibleAssets_CE2DF47C5DA47E5F8F58451876EA75C5" xlink:to="lab_us-gaap_AmortizationOfIntangibleAssets_CE2DF47C5DA47E5F8F58451876EA75C5" xlink:type="arc" />
    <link:label id="lab_us-gaap_AssetImpairmentCharges_1423568112F14DBD542D451876EA924A_terseLabel_en-US" xlink:label="lab_us-gaap_AssetImpairmentCharges_1423568112F14DBD542D451876EA924A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Impairment charges</link:label>
    <link:label id="lab_us-gaap_AssetImpairmentCharges_1423568112F14DBD542D451876EA924A_label_en-US" xlink:label="lab_us-gaap_AssetImpairmentCharges_1423568112F14DBD542D451876EA924A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Asset Impairment Charges</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AssetImpairmentCharges" xlink:label="loc_us-gaap_AssetImpairmentCharges_1423568112F14DBD542D451876EA924A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetImpairmentCharges_1423568112F14DBD542D451876EA924A" xlink:to="lab_us-gaap_AssetImpairmentCharges_1423568112F14DBD542D451876EA924A" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncreaseDecreaseInContractWithCustomerLiability_C2FC79BC212D8549C6E0451876EA2404_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInContractWithCustomerLiability_C2FC79BC212D8549C6E0451876EA2404" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Deferred revenue</link:label>
    <link:label id="lab_us-gaap_IncreaseDecreaseInContractWithCustomerLiability_C2FC79BC212D8549C6E0451876EA2404_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInContractWithCustomerLiability_C2FC79BC212D8549C6E0451876EA2404" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase (Decrease) in Contract with Customer, Liability</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInContractWithCustomerLiability" xlink:label="loc_us-gaap_IncreaseDecreaseInContractWithCustomerLiability_C2FC79BC212D8549C6E0451876EA2404" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInContractWithCustomerLiability_C2FC79BC212D8549C6E0451876EA2404" xlink:to="lab_us-gaap_IncreaseDecreaseInContractWithCustomerLiability_C2FC79BC212D8549C6E0451876EA2404" xlink:type="arc" />
    <link:label id="lab_lfus_InventoryChargeRelatedToStepUpInCostBasis_F5C0EAB7138ACF152729451876EB07AB_terseLabel_en-US" xlink:label="lab_lfus_InventoryChargeRelatedToStepUpInCostBasis_F5C0EAB7138ACF152729451876EB07AB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Non-cash inventory charges</link:label>
    <link:label id="lab_lfus_InventoryChargeRelatedToStepUpInCostBasis_F5C0EAB7138ACF152729451876EB07AB_label_en-US" xlink:label="lab_lfus_InventoryChargeRelatedToStepUpInCostBasis_F5C0EAB7138ACF152729451876EB07AB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Non-cash inventory charges</link:label>
    <link:label id="lab_lfus_InventoryChargeRelatedToStepUpInCostBasis_F5C0EAB7138ACF152729451876EB07AB_documentation_en-US" xlink:label="lab_lfus_InventoryChargeRelatedToStepUpInCostBasis_F5C0EAB7138ACF152729451876EB07AB" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">The aggregate expense charged against earnings to allocate the cost of inventory previously stepped-up in cost basis in a business acquisition.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_InventoryChargeRelatedToStepUpInCostBasis" xlink:label="loc_lfus_InventoryChargeRelatedToStepUpInCostBasis_F5C0EAB7138ACF152729451876EB07AB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_InventoryChargeRelatedToStepUpInCostBasis_F5C0EAB7138ACF152729451876EB07AB" xlink:to="lab_lfus_InventoryChargeRelatedToStepUpInCostBasis_F5C0EAB7138ACF152729451876EB07AB" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensation_7EB5D128C5C61CE0F470451876EBF443_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensation_7EB5D128C5C61CE0F470451876EBF443" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Stock-based compensation</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensation" xlink:label="loc_us-gaap_ShareBasedCompensation_7EB5D128C5C61CE0F470451876EBF443" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensation_7EB5D128C5C61CE0F470451876EBF443" xlink:to="lab_us-gaap_ShareBasedCompensation_7EB5D128C5C61CE0F470451876EBF443" xlink:type="arc" />
    <link:label id="lab_us-gaap_ExcessTaxBenefitFromShareBasedCompensationOperatingActivities_9284C8300D5033B692F5451876EB2C23_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_ExcessTaxBenefitFromShareBasedCompensationOperatingActivities_9284C8300D5033B692F5451876EB2C23" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Loss (gain) on investments and other assets</link:label>
    <link:label id="lab_us-gaap_ExcessTaxBenefitFromShareBasedCompensationOperatingActivities_9284C8300D5033B692F5451876EB2C23_label_en-US" xlink:label="lab_us-gaap_ExcessTaxBenefitFromShareBasedCompensationOperatingActivities_9284C8300D5033B692F5451876EB2C23" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Excess Tax Benefit from Share-based Compensation, Operating Activities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ExcessTaxBenefitFromShareBasedCompensationOperatingActivities" xlink:label="loc_us-gaap_ExcessTaxBenefitFromShareBasedCompensationOperatingActivities_9284C8300D5033B692F5451876EB2C23" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ExcessTaxBenefitFromShareBasedCompensationOperatingActivities_9284C8300D5033B692F5451876EB2C23" xlink:to="lab_us-gaap_ExcessTaxBenefitFromShareBasedCompensationOperatingActivities_9284C8300D5033B692F5451876EB2C23" xlink:type="arc" />
    <link:label id="lab_us-gaap_DeferredIncomeTaxExpenseBenefit_4636741A4E4EADF7B46F451876EB53E5_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredIncomeTaxExpenseBenefit_4636741A4E4EADF7B46F451876EB53E5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Deferred income taxes</link:label>
    <link:label id="lab_us-gaap_DeferredIncomeTaxExpenseBenefit_4636741A4E4EADF7B46F451876EB53E5_label_en-US" xlink:label="lab_us-gaap_DeferredIncomeTaxExpenseBenefit_4636741A4E4EADF7B46F451876EB53E5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Deferred Income Tax Expense (Benefit)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit" xlink:label="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_4636741A4E4EADF7B46F451876EB53E5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_4636741A4E4EADF7B46F451876EB53E5" xlink:to="lab_us-gaap_DeferredIncomeTaxExpenseBenefit_4636741A4E4EADF7B46F451876EB53E5" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherNoncashIncomeExpense_85154F61510FAFD8BD6D451876EB5C31_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_OtherNoncashIncomeExpense_85154F61510FAFD8BD6D451876EB5C31" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Other</link:label>
    <link:label id="lab_us-gaap_OtherNoncashIncomeExpense_85154F61510FAFD8BD6D451876EB5C31_label_en-US" xlink:label="lab_us-gaap_OtherNoncashIncomeExpense_85154F61510FAFD8BD6D451876EB5C31" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Noncash Income (Expense)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherNoncashIncomeExpense" xlink:label="loc_us-gaap_OtherNoncashIncomeExpense_85154F61510FAFD8BD6D451876EB5C31" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherNoncashIncomeExpense_85154F61510FAFD8BD6D451876EB5C31" xlink:to="lab_us-gaap_OtherNoncashIncomeExpense_85154F61510FAFD8BD6D451876EB5C31" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_D0B98645F3F7857F6DA7451876EB445A_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_D0B98645F3F7857F6DA7451876EB445A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Changes in operating assets and liabilities:</link:label>
    <link:label id="lab_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_D0B98645F3F7857F6DA7451876EB445A_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_D0B98645F3F7857F6DA7451876EB445A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase (Decrease) in Operating Capital [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xlink:label="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_D0B98645F3F7857F6DA7451876EB445A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_D0B98645F3F7857F6DA7451876EB445A" xlink:to="lab_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_D0B98645F3F7857F6DA7451876EB445A" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncreaseDecreaseInAccountsReceivable_457856E3E3800A1C2D16451876EBC9E6_negatedLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccountsReceivable_457856E3E3800A1C2D16451876EBC9E6" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Trade receivables</link:label>
    <link:label id="lab_us-gaap_IncreaseDecreaseInAccountsReceivable_457856E3E3800A1C2D16451876EBC9E6_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccountsReceivable_457856E3E3800A1C2D16451876EBC9E6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase (Decrease) in Accounts Receivable</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsReceivable" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_457856E3E3800A1C2D16451876EBC9E6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_457856E3E3800A1C2D16451876EBC9E6" xlink:to="lab_us-gaap_IncreaseDecreaseInAccountsReceivable_457856E3E3800A1C2D16451876EBC9E6" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncreaseDecreaseInInventories_A5956F5FE726D9B60075451876ECFD91_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInInventories_A5956F5FE726D9B60075451876ECFD91" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Inventories</link:label>
    <link:label id="lab_us-gaap_IncreaseDecreaseInInventories_A5956F5FE726D9B60075451876ECFD91_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInInventories_A5956F5FE726D9B60075451876ECFD91" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase (Decrease) in Inventories</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInInventories" xlink:label="loc_us-gaap_IncreaseDecreaseInInventories_A5956F5FE726D9B60075451876ECFD91" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInInventories_A5956F5FE726D9B60075451876ECFD91" xlink:to="lab_us-gaap_IncreaseDecreaseInInventories_A5956F5FE726D9B60075451876ECFD91" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncreaseDecreaseInAccountsPayable_0D42FD1FBD8412C835E9451876EC4BF6_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccountsPayable_0D42FD1FBD8412C835E9451876EC4BF6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accounts payable</link:label>
    <link:label id="lab_us-gaap_IncreaseDecreaseInAccountsPayable_0D42FD1FBD8412C835E9451876EC4BF6_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccountsPayable_0D42FD1FBD8412C835E9451876EC4BF6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase (Decrease) in Accounts Payable</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsPayable" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsPayable_0D42FD1FBD8412C835E9451876EC4BF6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInAccountsPayable_0D42FD1FBD8412C835E9451876EC4BF6" xlink:to="lab_us-gaap_IncreaseDecreaseInAccountsPayable_0D42FD1FBD8412C835E9451876EC4BF6" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncreaseDecreaseInAccruedLiabilities_D4B669C3D09FB1733F07451876ECA5B1_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccruedLiabilities_D4B669C3D09FB1733F07451876ECA5B1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accrued liabilities and income taxes</link:label>
    <link:label id="lab_us-gaap_IncreaseDecreaseInAccruedLiabilities_D4B669C3D09FB1733F07451876ECA5B1_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccruedLiabilities_D4B669C3D09FB1733F07451876ECA5B1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase (Decrease) in Accrued Liabilities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInAccruedLiabilities" xlink:label="loc_us-gaap_IncreaseDecreaseInAccruedLiabilities_D4B669C3D09FB1733F07451876ECA5B1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInAccruedLiabilities_D4B669C3D09FB1733F07451876ECA5B1" xlink:to="lab_us-gaap_IncreaseDecreaseInAccruedLiabilities_D4B669C3D09FB1733F07451876ECA5B1" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_8E8293FD2C229BBA8451451876EC9EAF_negatedLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_8E8293FD2C229BBA8451451876EC9EAF" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Prepaid expenses and other assets</link:label>
    <link:label id="lab_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_8E8293FD2C229BBA8451451876EC9EAF_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_8E8293FD2C229BBA8451451876EC9EAF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase (Decrease) in Prepaid Expense and Other Assets</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets" xlink:label="loc_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_8E8293FD2C229BBA8451451876EC9EAF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_8E8293FD2C229BBA8451451876EC9EAF" xlink:to="lab_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_8E8293FD2C229BBA8451451876EC9EAF" xlink:type="arc" />
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_863FF37A2C939E44EBB3451876ECBD94_totalLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_863FF37A2C939E44EBB3451876ECBD94" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Net cash provided by operating activities</link:label>
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_863FF37A2C939E44EBB3451876ECBD94_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_863FF37A2C939E44EBB3451876ECBD94" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Net Cash Provided by (Used in) Operating Activities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_863FF37A2C939E44EBB3451876ECBD94" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_863FF37A2C939E44EBB3451876ECBD94" xlink:to="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_863FF37A2C939E44EBB3451876ECBD94" xlink:type="arc" />
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_765652BD4DCA605690B5451876EC070F_terseLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_765652BD4DCA605690B5451876EC070F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">INVESTING ACTIVITIES</link:label>
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_765652BD4DCA605690B5451876EC070F_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_765652BD4DCA605690B5451876EC070F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Net Cash Provided by (Used in) Investing Activities [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_765652BD4DCA605690B5451876EC070F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_765652BD4DCA605690B5451876EC070F" xlink:to="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_765652BD4DCA605690B5451876EC070F" xlink:type="arc" />
    <link:label id="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_D17053CEED69A4FDD420451876ED2F6E_negatedLabel_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_D17053CEED69A4FDD420451876ED2F6E" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Acquisitions of businesses, net of cash acquired</link:label>
    <link:label id="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_D17053CEED69A4FDD420451876ED2F6E_label_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_D17053CEED69A4FDD420451876ED2F6E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Payments to Acquire Businesses, Net of Cash Acquired</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired" xlink:label="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_D17053CEED69A4FDD420451876ED2F6E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_D17053CEED69A4FDD420451876ED2F6E" xlink:to="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_D17053CEED69A4FDD420451876ED2F6E" xlink:type="arc" />
    <link:label id="lab_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfShorttermInvestments_0E67AFB919A1C4212780451876ED0099_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfShorttermInvestments_0E67AFB919A1C4212780451876ED0099" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Proceeds from sales and maturities of short-term investments</link:label>
    <link:label id="lab_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfShorttermInvestments_0E67AFB919A1C4212780451876ED0099_label_en-US" xlink:label="lab_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfShorttermInvestments_0E67AFB919A1C4212780451876ED0099" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Proceeds from Maturities, Prepayments and Calls of Short-term Investments</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfShorttermInvestments" xlink:label="loc_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfShorttermInvestments_0E67AFB919A1C4212780451876ED0099" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfShorttermInvestments_0E67AFB919A1C4212780451876ED0099" xlink:to="lab_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfShorttermInvestments_0E67AFB919A1C4212780451876ED0099" xlink:type="arc" />
    <link:label id="lab_lfus_IncreaseDecreaseInEntrustedLoanPayable_9B3000342D55928A9082451876ED0882_negatedLabel_en-US" xlink:label="lab_lfus_IncreaseDecreaseInEntrustedLoanPayable_9B3000342D55928A9082451876ED0882" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Decrease in entrusted loan</link:label>
    <link:label id="lab_lfus_IncreaseDecreaseInEntrustedLoanPayable_9B3000342D55928A9082451876ED0882_label_en-US" xlink:label="lab_lfus_IncreaseDecreaseInEntrustedLoanPayable_9B3000342D55928A9082451876ED0882" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">lfus_IncreaseDecreaseInEntrustedLoanPayable</link:label>
    <link:label id="lab_lfus_IncreaseDecreaseInEntrustedLoanPayable_9B3000342D55928A9082451876ED0882_documentation_en-US" xlink:label="lab_lfus_IncreaseDecreaseInEntrustedLoanPayable_9B3000342D55928A9082451876ED0882" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">The increase (decrease) during the reporting period in loans that are classified as entrusted.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_IncreaseDecreaseInEntrustedLoanPayable" xlink:label="loc_lfus_IncreaseDecreaseInEntrustedLoanPayable_9B3000342D55928A9082451876ED0882" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_IncreaseDecreaseInEntrustedLoanPayable_9B3000342D55928A9082451876ED0882" xlink:to="lab_lfus_IncreaseDecreaseInEntrustedLoanPayable_9B3000342D55928A9082451876ED0882" xlink:type="arc" />
    <link:label id="lab_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_0CC022A3E57E39FF6D08451876ED73DC_negatedLabel_en-US" xlink:label="lab_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_0CC022A3E57E39FF6D08451876ED73DC" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Purchases of property, plant, and equipment</link:label>
    <link:label id="lab_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_0CC022A3E57E39FF6D08451876ED73DC_label_en-US" xlink:label="lab_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_0CC022A3E57E39FF6D08451876ED73DC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Payments to Acquire Property, Plant, and Equipment</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsToAcquirePropertyPlantAndEquipment" xlink:label="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_0CC022A3E57E39FF6D08451876ED73DC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_0CC022A3E57E39FF6D08451876ED73DC" xlink:to="lab_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_0CC022A3E57E39FF6D08451876ED73DC" xlink:type="arc" />
    <link:label id="lab_us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_4877E1399ADEC64E3E86451876ED2397_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_4877E1399ADEC64E3E86451876ED2397" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Proceeds from sale of property, plant, and equipment</link:label>
    <link:label id="lab_us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_4877E1399ADEC64E3E86451876ED2397_label_en-US" xlink:label="lab_us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_4877E1399ADEC64E3E86451876ED2397" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Proceeds from Sale of Property, Plant, and Equipment</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment" xlink:label="loc_us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_4877E1399ADEC64E3E86451876ED2397" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_4877E1399ADEC64E3E86451876ED2397" xlink:to="lab_us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_4877E1399ADEC64E3E86451876ED2397" xlink:type="arc" />
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_6CB833AB1EC1806607E7451876EEC962_totalLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_6CB833AB1EC1806607E7451876EEC962" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Net cash used in investing activities</link:label>
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_6CB833AB1EC1806607E7451876EEC962_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_6CB833AB1EC1806607E7451876EEC962" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Net Cash Provided by (Used in) Investing Activities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_6CB833AB1EC1806607E7451876EEC962" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_6CB833AB1EC1806607E7451876EEC962" xlink:to="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_6CB833AB1EC1806607E7451876EEC962" xlink:type="arc" />
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_592E2F3668986240D98D451876EEC3F6_terseLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_592E2F3668986240D98D451876EEC3F6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">FINANCING ACTIVITIES</link:label>
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_592E2F3668986240D98D451876EEC3F6_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_592E2F3668986240D98D451876EEC3F6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Net Cash Provided by (Used in) Financing Activities [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_592E2F3668986240D98D451876EEC3F6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_592E2F3668986240D98D451876EEC3F6" xlink:to="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_592E2F3668986240D98D451876EEC3F6" xlink:type="arc" />
    <link:label id="lab_us-gaap_ProceedsFromLongTermLinesOfCredit_78C69D7DC341920E8EB4451876EEFF5C_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromLongTermLinesOfCredit_78C69D7DC341920E8EB4451876EEFF5C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Proceeds of revolving credit facility</link:label>
    <link:label id="lab_us-gaap_ProceedsFromLongTermLinesOfCredit_78C69D7DC341920E8EB4451876EEFF5C_label_en-US" xlink:label="lab_us-gaap_ProceedsFromLongTermLinesOfCredit_78C69D7DC341920E8EB4451876EEFF5C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Proceeds from Long-term Lines of Credit</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromLongTermLinesOfCredit" xlink:label="loc_us-gaap_ProceedsFromLongTermLinesOfCredit_78C69D7DC341920E8EB4451876EEFF5C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromLongTermLinesOfCredit_78C69D7DC341920E8EB4451876EEFF5C" xlink:to="lab_us-gaap_ProceedsFromLongTermLinesOfCredit_78C69D7DC341920E8EB4451876EEFF5C" xlink:type="arc" />
    <link:label id="lab_us-gaap_ProceedsFromIssuanceOfUnsecuredDebt_3E5F6DFDBA7659E9C9DC451876EE425F_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOfUnsecuredDebt_3E5F6DFDBA7659E9C9DC451876EE425F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Proceeds of term loan</link:label>
    <link:label id="lab_us-gaap_ProceedsFromIssuanceOfUnsecuredDebt_3E5F6DFDBA7659E9C9DC451876EE425F_label_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOfUnsecuredDebt_3E5F6DFDBA7659E9C9DC451876EE425F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Proceeds from Issuance of Unsecured Debt</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromIssuanceOfUnsecuredDebt" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfUnsecuredDebt_3E5F6DFDBA7659E9C9DC451876EE425F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromIssuanceOfUnsecuredDebt_3E5F6DFDBA7659E9C9DC451876EE425F" xlink:to="lab_us-gaap_ProceedsFromIssuanceOfUnsecuredDebt_3E5F6DFDBA7659E9C9DC451876EE425F" xlink:type="arc" />
    <link:label id="lab_us-gaap_ProceedsFromRepaymentsOfNotesPayable_FB919F0452A915048628451876EE91DA_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromRepaymentsOfNotesPayable_FB919F0452A915048628451876EE91DA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Proceeds from senior notes payable</link:label>
    <link:label id="lab_us-gaap_ProceedsFromRepaymentsOfNotesPayable_FB919F0452A915048628451876EE91DA_label_en-US" xlink:label="lab_us-gaap_ProceedsFromRepaymentsOfNotesPayable_FB919F0452A915048628451876EE91DA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Proceeds from (Repayments of) Notes Payable</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromRepaymentsOfNotesPayable" xlink:label="loc_us-gaap_ProceedsFromRepaymentsOfNotesPayable_FB919F0452A915048628451876EE91DA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromRepaymentsOfNotesPayable_FB919F0452A915048628451876EE91DA" xlink:to="lab_us-gaap_ProceedsFromRepaymentsOfNotesPayable_FB919F0452A915048628451876EE91DA" xlink:type="arc" />
    <link:label id="lab_us-gaap_RepaymentsOfUnsecuredDebt_B02884557CF5E95DB41A451876EF2DFD_negatedLabel_en-US" xlink:label="lab_us-gaap_RepaymentsOfUnsecuredDebt_B02884557CF5E95DB41A451876EF2DFD" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Payments of term loan</link:label>
    <link:label id="lab_us-gaap_RepaymentsOfUnsecuredDebt_B02884557CF5E95DB41A451876EF2DFD_label_en-US" xlink:label="lab_us-gaap_RepaymentsOfUnsecuredDebt_B02884557CF5E95DB41A451876EF2DFD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Repayments of Unsecured Debt</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RepaymentsOfUnsecuredDebt" xlink:label="loc_us-gaap_RepaymentsOfUnsecuredDebt_B02884557CF5E95DB41A451876EF2DFD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RepaymentsOfUnsecuredDebt_B02884557CF5E95DB41A451876EF2DFD" xlink:to="lab_us-gaap_RepaymentsOfUnsecuredDebt_B02884557CF5E95DB41A451876EF2DFD" xlink:type="arc" />
    <link:label id="lab_us-gaap_RepaymentsOfLongTermLinesOfCredit_214A5E295FBA46426184451876EF759D_negatedLabel_en-US" xlink:label="lab_us-gaap_RepaymentsOfLongTermLinesOfCredit_214A5E295FBA46426184451876EF759D" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Payments of revolving credit facility</link:label>
    <link:label id="lab_us-gaap_RepaymentsOfLongTermLinesOfCredit_214A5E295FBA46426184451876EF759D_label_en-US" xlink:label="lab_us-gaap_RepaymentsOfLongTermLinesOfCredit_214A5E295FBA46426184451876EF759D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Repayments of Long-term Lines of Credit</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RepaymentsOfLongTermLinesOfCredit" xlink:label="loc_us-gaap_RepaymentsOfLongTermLinesOfCredit_214A5E295FBA46426184451876EF759D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RepaymentsOfLongTermLinesOfCredit_214A5E295FBA46426184451876EF759D" xlink:to="lab_us-gaap_RepaymentsOfLongTermLinesOfCredit_214A5E295FBA46426184451876EF759D" xlink:type="arc" />
    <link:label id="lab_lfus_ProceedsfromRepurchaseofStockBasedAwardActivities_C5D17399A083AA76B88B451876EF2D83_terseLabel_en-US" xlink:label="lab_lfus_ProceedsfromRepurchaseofStockBasedAwardActivities_C5D17399A083AA76B88B451876EF2D83" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Net proceeds (payments) related to stock-based award activities</link:label>
    <link:label id="lab_lfus_ProceedsfromRepurchaseofStockBasedAwardActivities_C5D17399A083AA76B88B451876EF2D83_label_en-US" xlink:label="lab_lfus_ProceedsfromRepurchaseofStockBasedAwardActivities_C5D17399A083AA76B88B451876EF2D83" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Proceeds from (Repurchase of) Stock Based Award Activities</link:label>
    <link:label id="lab_lfus_ProceedsfromRepurchaseofStockBasedAwardActivities_C5D17399A083AA76B88B451876EF2D83_documentation_en-US" xlink:label="lab_lfus_ProceedsfromRepurchaseofStockBasedAwardActivities_C5D17399A083AA76B88B451876EF2D83" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Proceeds from (Repurchase of) Stock Based Award Activities</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_ProceedsfromRepurchaseofStockBasedAwardActivities" xlink:label="loc_lfus_ProceedsfromRepurchaseofStockBasedAwardActivities_C5D17399A083AA76B88B451876EF2D83" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_ProceedsfromRepurchaseofStockBasedAwardActivities_C5D17399A083AA76B88B451876EF2D83" xlink:to="lab_lfus_ProceedsfromRepurchaseofStockBasedAwardActivities_C5D17399A083AA76B88B451876EF2D83" xlink:type="arc" />
    <link:label id="lab_lfus_PaymentsofEntrustedLoan_96359CAF47B87A156A13451876EFDA5D_negatedTerseLabel_en-US" xlink:label="lab_lfus_PaymentsofEntrustedLoan_96359CAF47B87A156A13451876EFDA5D" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Payments of entrusted loan</link:label>
    <link:label id="lab_lfus_PaymentsofEntrustedLoan_96359CAF47B87A156A13451876EFDA5D_label_en-US" xlink:label="lab_lfus_PaymentsofEntrustedLoan_96359CAF47B87A156A13451876EFDA5D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Payments of Entrusted Loan</link:label>
    <link:label id="lab_lfus_PaymentsofEntrustedLoan_96359CAF47B87A156A13451876EFDA5D_documentation_en-US" xlink:label="lab_lfus_PaymentsofEntrustedLoan_96359CAF47B87A156A13451876EFDA5D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Payments of Entrusted Loan</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_PaymentsofEntrustedLoan" xlink:label="loc_lfus_PaymentsofEntrustedLoan_96359CAF47B87A156A13451876EFDA5D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_PaymentsofEntrustedLoan_96359CAF47B87A156A13451876EFDA5D" xlink:to="lab_lfus_PaymentsofEntrustedLoan_96359CAF47B87A156A13451876EFDA5D" xlink:type="arc" />
    <link:label id="lab_us-gaap_PaymentsOfDividends_81D5E4ACF86CA3DCE782451876EFB6BB_negatedLabel_en-US" xlink:label="lab_us-gaap_PaymentsOfDividends_81D5E4ACF86CA3DCE782451876EFB6BB" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Cash dividends paid</link:label>
    <link:label id="lab_us-gaap_PaymentsOfDividends_81D5E4ACF86CA3DCE782451876EFB6BB_label_en-US" xlink:label="lab_us-gaap_PaymentsOfDividends_81D5E4ACF86CA3DCE782451876EFB6BB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Payments of Dividends</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsOfDividends" xlink:label="loc_us-gaap_PaymentsOfDividends_81D5E4ACF86CA3DCE782451876EFB6BB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsOfDividends_81D5E4ACF86CA3DCE782451876EFB6BB" xlink:to="lab_us-gaap_PaymentsOfDividends_81D5E4ACF86CA3DCE782451876EFB6BB" xlink:type="arc" />
    <link:label id="lab_us-gaap_PaymentsForRepurchaseOfCommonStock_679C68D061C20CB5CE1B451876EF7744_negatedLabel_en-US" xlink:label="lab_us-gaap_PaymentsForRepurchaseOfCommonStock_679C68D061C20CB5CE1B451876EF7744" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Purchases of common stock</link:label>
    <link:label id="lab_us-gaap_PaymentsForRepurchaseOfCommonStock_679C68D061C20CB5CE1B451876EF7744_label_en-US" xlink:label="lab_us-gaap_PaymentsForRepurchaseOfCommonStock_679C68D061C20CB5CE1B451876EF7744" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Payments for Repurchase of Common Stock</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsForRepurchaseOfCommonStock" xlink:label="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_679C68D061C20CB5CE1B451876EF7744" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_679C68D061C20CB5CE1B451876EF7744" xlink:to="lab_us-gaap_PaymentsForRepurchaseOfCommonStock_679C68D061C20CB5CE1B451876EF7744" xlink:type="arc" />
    <link:label id="lab_us-gaap_ProceedsFromPaymentsForOtherFinancingActivities_666F5E959D9F88005F0F451876EF6C9F_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromPaymentsForOtherFinancingActivities_666F5E959D9F88005F0F451876EF6C9F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other</link:label>
    <link:label id="lab_us-gaap_ProceedsFromPaymentsForOtherFinancingActivities_666F5E959D9F88005F0F451876EF6C9F_label_en-US" xlink:label="lab_us-gaap_ProceedsFromPaymentsForOtherFinancingActivities_666F5E959D9F88005F0F451876EF6C9F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Proceeds from (Payments for) Other Financing Activities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromPaymentsForOtherFinancingActivities" xlink:label="loc_us-gaap_ProceedsFromPaymentsForOtherFinancingActivities_666F5E959D9F88005F0F451876EF6C9F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromPaymentsForOtherFinancingActivities_666F5E959D9F88005F0F451876EF6C9F" xlink:to="lab_us-gaap_ProceedsFromPaymentsForOtherFinancingActivities_666F5E959D9F88005F0F451876EF6C9F" xlink:type="arc" />
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities_22765D530EAFA4F79E06451876F0B613_totalLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities_22765D530EAFA4F79E06451876F0B613" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Net cash (used in) provided by financing activities</link:label>
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities_22765D530EAFA4F79E06451876F0B613_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities_22765D530EAFA4F79E06451876F0B613" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Net Cash Provided by (Used in) Financing Activities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_22765D530EAFA4F79E06451876F0B613" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_22765D530EAFA4F79E06451876F0B613" xlink:to="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities_22765D530EAFA4F79E06451876F0B613" xlink:type="arc" />
    <link:label id="lab_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_75C2FEF1D210EFBF5E64451876F052B9_terseLabel_en-US" xlink:label="lab_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_75C2FEF1D210EFBF5E64451876F052B9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Effect of exchange rate changes on cash and cash equivalents</link:label>
    <link:label id="lab_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_75C2FEF1D210EFBF5E64451876F052B9_label_en-US" xlink:label="lab_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_75C2FEF1D210EFBF5E64451876F052B9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Effect of Exchange Rate on Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" xlink:label="loc_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_75C2FEF1D210EFBF5E64451876F052B9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_75C2FEF1D210EFBF5E64451876F052B9" xlink:to="lab_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_75C2FEF1D210EFBF5E64451876F052B9" xlink:type="arc" />
    <link:label id="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_5098D4E888C37C7609BD451876F079DB_totalLabel_en-US" xlink:label="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_5098D4E888C37C7609BD451876F079DB" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Increase in cash and cash equivalents</link:label>
    <link:label id="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_5098D4E888C37C7609BD451876F079DB_label_en-US" xlink:label="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_5098D4E888C37C7609BD451876F079DB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_5098D4E888C37C7609BD451876F079DB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_5098D4E888C37C7609BD451876F079DB" xlink:to="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_5098D4E888C37C7609BD451876F079DB" xlink:type="arc" />
    <link:label id="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_5853B0DB9F131E2FAD05451876F0B4D9_periodStartLabel_en-US" xlink:label="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_5853B0DB9F131E2FAD05451876F0B4D9" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Cash and cash equivalents at beginning of year</link:label>
    <link:label id="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_5853B0DB9F131E2FAD05451876F0B4D9_label_en-US" xlink:label="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_5853B0DB9F131E2FAD05451876F0B4D9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_5853B0DB9F131E2FAD05451876F0B4D9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_5853B0DB9F131E2FAD05451876F0B4D9" xlink:to="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_5853B0DB9F131E2FAD05451876F0B4D9" xlink:type="arc" />
    <link:label id="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_461CAD387B0AB68BF915451876F036D0_periodEndLabel_en-US" xlink:label="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_461CAD387B0AB68BF915451876F036D0" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">Cash and cash equivalents at end of year</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_461CAD387B0AB68BF915451876F036D0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_461CAD387B0AB68BF915451876F036D0" xlink:to="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_461CAD387B0AB68BF915451876F036D0" xlink:type="arc" />
    <link:label id="lab_us-gaap_SupplementalCashFlowInformationAbstract_82B260628C71EC1E0E43451876F07747_terseLabel_en-US" xlink:label="lab_us-gaap_SupplementalCashFlowInformationAbstract_82B260628C71EC1E0E43451876F07747" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Supplementary Cash Flow Information</link:label>
    <link:label id="lab_us-gaap_SupplementalCashFlowInformationAbstract_82B260628C71EC1E0E43451876F07747_label_en-US" xlink:label="lab_us-gaap_SupplementalCashFlowInformationAbstract_82B260628C71EC1E0E43451876F07747" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Supplemental Cash Flow Information [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SupplementalCashFlowInformationAbstract" xlink:label="loc_us-gaap_SupplementalCashFlowInformationAbstract_82B260628C71EC1E0E43451876F07747" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SupplementalCashFlowInformationAbstract_82B260628C71EC1E0E43451876F07747" xlink:to="lab_us-gaap_SupplementalCashFlowInformationAbstract_82B260628C71EC1E0E43451876F07747" xlink:type="arc" />
    <link:label id="lab_us-gaap_InterestPaidNet_3879B2C27D865617DADF451876F04F0E_terseLabel_en-US" xlink:label="lab_us-gaap_InterestPaidNet_3879B2C27D865617DADF451876F04F0E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cash paid during the period for interest</link:label>
    <link:label id="lab_us-gaap_InterestPaidNet_3879B2C27D865617DADF451876F04F0E_label_en-US" xlink:label="lab_us-gaap_InterestPaidNet_3879B2C27D865617DADF451876F04F0E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Interest Paid, Excluding Capitalized Interest, Operating Activities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InterestPaidNet" xlink:label="loc_us-gaap_InterestPaidNet_3879B2C27D865617DADF451876F04F0E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InterestPaidNet_3879B2C27D865617DADF451876F04F0E" xlink:to="lab_us-gaap_InterestPaidNet_3879B2C27D865617DADF451876F04F0E" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeTaxesPaidNet_B6A9A67E0F1F3E2AC43C451876F1A91B_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxesPaidNet_B6A9A67E0F1F3E2AC43C451876F1A91B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cash paid during the period for income taxes, net of refunds</link:label>
    <link:label id="lab_us-gaap_IncomeTaxesPaidNet_B6A9A67E0F1F3E2AC43C451876F1A91B_label_en-US" xlink:label="lab_us-gaap_IncomeTaxesPaidNet_B6A9A67E0F1F3E2AC43C451876F1A91B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Taxes Paid, Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxesPaidNet" xlink:label="loc_us-gaap_IncomeTaxesPaidNet_B6A9A67E0F1F3E2AC43C451876F1A91B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeTaxesPaidNet_B6A9A67E0F1F3E2AC43C451876F1A91B" xlink:to="lab_us-gaap_IncomeTaxesPaidNet_B6A9A67E0F1F3E2AC43C451876F1A91B" xlink:type="arc" />
    <link:label id="lab_us-gaap_CapitalExpendituresIncurredButNotYetPaid_2F0434FA290257EBFBC4451876F18812_terseLabel_en-US" xlink:label="lab_us-gaap_CapitalExpendituresIncurredButNotYetPaid_2F0434FA290257EBFBC4451876F18812" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Capital expenditures, not yet paid</link:label>
    <link:label id="lab_us-gaap_CapitalExpendituresIncurredButNotYetPaid_2F0434FA290257EBFBC4451876F18812_label_en-US" xlink:label="lab_us-gaap_CapitalExpendituresIncurredButNotYetPaid_2F0434FA290257EBFBC4451876F18812" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Capital Expenditures Incurred but Not yet Paid</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CapitalExpendituresIncurredButNotYetPaid" xlink:label="loc_us-gaap_CapitalExpendituresIncurredButNotYetPaid_2F0434FA290257EBFBC4451876F18812" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CapitalExpendituresIncurredButNotYetPaid_2F0434FA290257EBFBC4451876F18812" xlink:to="lab_us-gaap_CapitalExpendituresIncurredButNotYetPaid_2F0434FA290257EBFBC4451876F18812" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeStatementAbstract_00571551F63FC68F252AE67A13188206_label_en-US" xlink:label="lab_us-gaap_IncomeStatementAbstract_00571551F63FC68F252AE67A13188206" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Statement [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeStatementAbstract" xlink:label="loc_us-gaap_IncomeStatementAbstract_00571551F63FC68F252AE67A13188206" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeStatementAbstract_00571551F63FC68F252AE67A13188206" xlink:to="lab_us-gaap_IncomeStatementAbstract_00571551F63FC68F252AE67A13188206" xlink:type="arc" />
    <link:label id="lab_us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax_8AA28448F202734A313CE67A1318FD80_terseLabel_en-US" xlink:label="lab_us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax_8AA28448F202734A313CE67A1318FD80" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Net sales</link:label>
    <link:label id="lab_us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax_8AA28448F202734A313CE67A1318FD80_label_en-US" xlink:label="lab_us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax_8AA28448F202734A313CE67A1318FD80" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Revenue from Contract with Customer, Including Assessed Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax_8AA28448F202734A313CE67A1318FD80" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax_8AA28448F202734A313CE67A1318FD80" xlink:to="lab_us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax_8AA28448F202734A313CE67A1318FD80" xlink:type="arc" />
    <link:label id="lab_us-gaap_CostOfGoodsAndServicesSold_8DAAD4C83EFA78C8912CE67A131882F6_terseLabel_en-US" xlink:label="lab_us-gaap_CostOfGoodsAndServicesSold_8DAAD4C83EFA78C8912CE67A131882F6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cost of sales</link:label>
    <link:label id="lab_us-gaap_CostOfGoodsAndServicesSold_8DAAD4C83EFA78C8912CE67A131882F6_label_en-US" xlink:label="lab_us-gaap_CostOfGoodsAndServicesSold_8DAAD4C83EFA78C8912CE67A131882F6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cost of Goods and Services Sold</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CostOfGoodsAndServicesSold" xlink:label="loc_us-gaap_CostOfGoodsAndServicesSold_8DAAD4C83EFA78C8912CE67A131882F6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CostOfGoodsAndServicesSold_8DAAD4C83EFA78C8912CE67A131882F6" xlink:to="lab_us-gaap_CostOfGoodsAndServicesSold_8DAAD4C83EFA78C8912CE67A131882F6" xlink:type="arc" />
    <link:label id="lab_us-gaap_GrossProfit_C89BCE6E8851A4EEE5D0E67A13187A2E_totalLabel_en-US" xlink:label="lab_us-gaap_GrossProfit_C89BCE6E8851A4EEE5D0E67A13187A2E" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Gross profit</link:label>
    <link:label id="lab_us-gaap_GrossProfit_C89BCE6E8851A4EEE5D0E67A13187A2E_label_en-US" xlink:label="lab_us-gaap_GrossProfit_C89BCE6E8851A4EEE5D0E67A13187A2E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Gross Profit</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GrossProfit" xlink:label="loc_us-gaap_GrossProfit_C89BCE6E8851A4EEE5D0E67A13187A2E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GrossProfit_C89BCE6E8851A4EEE5D0E67A13187A2E" xlink:to="lab_us-gaap_GrossProfit_C89BCE6E8851A4EEE5D0E67A13187A2E" xlink:type="arc" />
    <link:label id="lab_us-gaap_SellingGeneralAndAdministrativeExpense_B9F3F197519BAA4C3D6DE67A131979C4_terseLabel_en-US" xlink:label="lab_us-gaap_SellingGeneralAndAdministrativeExpense_B9F3F197519BAA4C3D6DE67A131979C4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Selling, general, and administrative expenses</link:label>
    <link:label id="lab_us-gaap_SellingGeneralAndAdministrativeExpense_B9F3F197519BAA4C3D6DE67A131979C4_label_en-US" xlink:label="lab_us-gaap_SellingGeneralAndAdministrativeExpense_B9F3F197519BAA4C3D6DE67A131979C4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Selling, General and Administrative Expense</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SellingGeneralAndAdministrativeExpense" xlink:label="loc_us-gaap_SellingGeneralAndAdministrativeExpense_B9F3F197519BAA4C3D6DE67A131979C4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SellingGeneralAndAdministrativeExpense_B9F3F197519BAA4C3D6DE67A131979C4" xlink:to="lab_us-gaap_SellingGeneralAndAdministrativeExpense_B9F3F197519BAA4C3D6DE67A131979C4" xlink:type="arc" />
    <link:label id="lab_us-gaap_ResearchAndDevelopmentExpense_3946EB911630280221CDE67A13195D32_terseLabel_en-US" xlink:label="lab_us-gaap_ResearchAndDevelopmentExpense_3946EB911630280221CDE67A13195D32" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Research and development expenses</link:label>
    <link:label id="lab_us-gaap_ResearchAndDevelopmentExpense_3946EB911630280221CDE67A13195D32_label_en-US" xlink:label="lab_us-gaap_ResearchAndDevelopmentExpense_3946EB911630280221CDE67A13195D32" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Research and Development Expense</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ResearchAndDevelopmentExpense" xlink:label="loc_us-gaap_ResearchAndDevelopmentExpense_3946EB911630280221CDE67A13195D32" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ResearchAndDevelopmentExpense_3946EB911630280221CDE67A13195D32" xlink:to="lab_us-gaap_ResearchAndDevelopmentExpense_3946EB911630280221CDE67A13195D32" xlink:type="arc" />
    <link:label id="lab_us-gaap_AmortizationOfIntangibleAssets_FD8D8B317D4FA5A9CB63E67A13197D0F_terseLabel_en-US" xlink:label="lab_us-gaap_AmortizationOfIntangibleAssets_FD8D8B317D4FA5A9CB63E67A13197D0F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Amortization of intangibles</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AmortizationOfIntangibleAssets" xlink:label="loc_us-gaap_AmortizationOfIntangibleAssets_FD8D8B317D4FA5A9CB63E67A13197D0F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AmortizationOfIntangibleAssets_FD8D8B317D4FA5A9CB63E67A13197D0F" xlink:to="lab_us-gaap_AmortizationOfIntangibleAssets_FD8D8B317D4FA5A9CB63E67A13197D0F" xlink:type="arc" />
    <link:label id="lab_us-gaap_OperatingExpenses_5CCE34500E4F5BF2B4BFE67A1319A1B5_totalLabel_en-US" xlink:label="lab_us-gaap_OperatingExpenses_5CCE34500E4F5BF2B4BFE67A1319A1B5" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total operating expenses</link:label>
    <link:label id="lab_us-gaap_OperatingExpenses_5CCE34500E4F5BF2B4BFE67A1319A1B5_label_en-US" xlink:label="lab_us-gaap_OperatingExpenses_5CCE34500E4F5BF2B4BFE67A1319A1B5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Operating Expenses</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingExpenses" xlink:label="loc_us-gaap_OperatingExpenses_5CCE34500E4F5BF2B4BFE67A1319A1B5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingExpenses_5CCE34500E4F5BF2B4BFE67A1319A1B5" xlink:to="lab_us-gaap_OperatingExpenses_5CCE34500E4F5BF2B4BFE67A1319A1B5" xlink:type="arc" />
    <link:label id="lab_us-gaap_OperatingIncomeLoss_5475CC71120FBAFDB3ADE67A13191870_totalLabel_en-US" xlink:label="lab_us-gaap_OperatingIncomeLoss_5475CC71120FBAFDB3ADE67A13191870" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Operating income</link:label>
    <link:label id="lab_us-gaap_OperatingIncomeLoss_5475CC71120FBAFDB3ADE67A13191870_label_en-US" xlink:label="lab_us-gaap_OperatingIncomeLoss_5475CC71120FBAFDB3ADE67A13191870" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Operating Income (Loss)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingIncomeLoss" xlink:label="loc_us-gaap_OperatingIncomeLoss_5475CC71120FBAFDB3ADE67A13191870" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingIncomeLoss_5475CC71120FBAFDB3ADE67A13191870" xlink:to="lab_us-gaap_OperatingIncomeLoss_5475CC71120FBAFDB3ADE67A13191870" xlink:type="arc" />
    <link:label id="lab_us-gaap_InterestExpense_FA5AAEC930F20E39CCF5E67A131A6F95_terseLabel_en-US" xlink:label="lab_us-gaap_InterestExpense_FA5AAEC930F20E39CCF5E67A131A6F95" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Interest expense</link:label>
    <link:label id="lab_us-gaap_InterestExpense_FA5AAEC930F20E39CCF5E67A131A6F95_label_en-US" xlink:label="lab_us-gaap_InterestExpense_FA5AAEC930F20E39CCF5E67A131A6F95" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Interest Expense</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InterestExpense" xlink:label="loc_us-gaap_InterestExpense_FA5AAEC930F20E39CCF5E67A131A6F95" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InterestExpense_FA5AAEC930F20E39CCF5E67A131A6F95" xlink:to="lab_us-gaap_InterestExpense_FA5AAEC930F20E39CCF5E67A131A6F95" xlink:type="arc" />
    <link:label id="lab_us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_369347571C513152B7B7E67A131AF2A5_negatedLabel_en-US" xlink:label="lab_us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_369347571C513152B7B7E67A131AF2A5" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Foreign exchange loss (gain)</link:label>
    <link:label id="lab_us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_369347571C513152B7B7E67A131AF2A5_label_en-US" xlink:label="lab_us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_369347571C513152B7B7E67A131AF2A5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Foreign Currency Transaction Gain (Loss), before Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ForeignCurrencyTransactionGainLossBeforeTax" xlink:label="loc_us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_369347571C513152B7B7E67A131AF2A5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_369347571C513152B7B7E67A131AF2A5" xlink:to="lab_us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_369347571C513152B7B7E67A131AF2A5" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherNonoperatingIncomeExpense_37577E1120159BF57A96E67A131A5194_negatedLabel_en-US" xlink:label="lab_us-gaap_OtherNonoperatingIncomeExpense_37577E1120159BF57A96E67A131A5194" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Other income, net</link:label>
    <link:label id="lab_us-gaap_OtherNonoperatingIncomeExpense_37577E1120159BF57A96E67A131A5194_label_en-US" xlink:label="lab_us-gaap_OtherNonoperatingIncomeExpense_37577E1120159BF57A96E67A131A5194" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Nonoperating Income (Expense)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherNonoperatingIncomeExpense" xlink:label="loc_us-gaap_OtherNonoperatingIncomeExpense_37577E1120159BF57A96E67A131A5194" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherNonoperatingIncomeExpense_37577E1120159BF57A96E67A131A5194" xlink:to="lab_us-gaap_OtherNonoperatingIncomeExpense_37577E1120159BF57A96E67A131A5194" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_50FD1FFC4E4F57C5B69FE67A131AEF5B_totalLabel_en-US" xlink:label="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_50FD1FFC4E4F57C5B69FE67A131AEF5B" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Income before income taxes</link:label>
    <link:label id="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_50FD1FFC4E4F57C5B69FE67A131AEF5B_label_en-US" xlink:label="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_50FD1FFC4E4F57C5B69FE67A131AEF5B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_50FD1FFC4E4F57C5B69FE67A131AEF5B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_50FD1FFC4E4F57C5B69FE67A131AEF5B" xlink:to="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_50FD1FFC4E4F57C5B69FE67A131AEF5B" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeTaxExpenseBenefit_25AF3F807C91F93C0AA0E67A131A0A19_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxExpenseBenefit_25AF3F807C91F93C0AA0E67A131A0A19" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Income taxes</link:label>
    <link:label id="lab_us-gaap_IncomeTaxExpenseBenefit_25AF3F807C91F93C0AA0E67A131A0A19_label_en-US" xlink:label="lab_us-gaap_IncomeTaxExpenseBenefit_25AF3F807C91F93C0AA0E67A131A0A19" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Tax Expense (Benefit)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_25AF3F807C91F93C0AA0E67A131A0A19" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_25AF3F807C91F93C0AA0E67A131A0A19" xlink:to="lab_us-gaap_IncomeTaxExpenseBenefit_25AF3F807C91F93C0AA0E67A131A0A19" xlink:type="arc" />
    <link:label id="lab_us-gaap_ProfitLoss_55EFA72DABAE2E3DB40BE67A131A00C6_totalLabel_en-US" xlink:label="lab_us-gaap_ProfitLoss_55EFA72DABAE2E3DB40BE67A131A00C6" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Net income</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProfitLoss" xlink:label="loc_us-gaap_ProfitLoss_55EFA72DABAE2E3DB40BE67A131A00C6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProfitLoss_55EFA72DABAE2E3DB40BE67A131A00C6" xlink:to="lab_us-gaap_ProfitLoss_55EFA72DABAE2E3DB40BE67A131A00C6" xlink:type="arc" />
    <link:label id="lab_us-gaap_EarningsPerShareAbstract_DF9CD5A102EFB7285D75E67A131B53A6_terseLabel_en-US" xlink:label="lab_us-gaap_EarningsPerShareAbstract_DF9CD5A102EFB7285D75E67A131B53A6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Income per share:</link:label>
    <link:label id="lab_us-gaap_EarningsPerShareAbstract_DF9CD5A102EFB7285D75E67A131B53A6_label_en-US" xlink:label="lab_us-gaap_EarningsPerShareAbstract_DF9CD5A102EFB7285D75E67A131B53A6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Earnings Per Share [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EarningsPerShareAbstract" xlink:label="loc_us-gaap_EarningsPerShareAbstract_DF9CD5A102EFB7285D75E67A131B53A6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EarningsPerShareAbstract_DF9CD5A102EFB7285D75E67A131B53A6" xlink:to="lab_us-gaap_EarningsPerShareAbstract_DF9CD5A102EFB7285D75E67A131B53A6" xlink:type="arc" />
    <link:label id="lab_us-gaap_EarningsPerShareBasic_F9326E3A97DE31D548BCE67A131BC462_terseLabel_en-US" xlink:label="lab_us-gaap_EarningsPerShareBasic_F9326E3A97DE31D548BCE67A131BC462" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Basic (in dollars per share)</link:label>
    <link:label id="lab_us-gaap_EarningsPerShareBasic_F9326E3A97DE31D548BCE67A131BC462_label_en-US" xlink:label="lab_us-gaap_EarningsPerShareBasic_F9326E3A97DE31D548BCE67A131BC462" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Earnings Per Share, Basic</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EarningsPerShareBasic" xlink:label="loc_us-gaap_EarningsPerShareBasic_F9326E3A97DE31D548BCE67A131BC462" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EarningsPerShareBasic_F9326E3A97DE31D548BCE67A131BC462" xlink:to="lab_us-gaap_EarningsPerShareBasic_F9326E3A97DE31D548BCE67A131BC462" xlink:type="arc" />
    <link:label id="lab_us-gaap_EarningsPerShareDiluted_F5F538920E1AC6CB73B8E67A131BCD8E_terseLabel_en-US" xlink:label="lab_us-gaap_EarningsPerShareDiluted_F5F538920E1AC6CB73B8E67A131BCD8E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Diluted (in dollars per share)</link:label>
    <link:label id="lab_us-gaap_EarningsPerShareDiluted_F5F538920E1AC6CB73B8E67A131BCD8E_label_en-US" xlink:label="lab_us-gaap_EarningsPerShareDiluted_F5F538920E1AC6CB73B8E67A131BCD8E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Earnings Per Share, Diluted</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EarningsPerShareDiluted" xlink:label="loc_us-gaap_EarningsPerShareDiluted_F5F538920E1AC6CB73B8E67A131BCD8E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EarningsPerShareDiluted_F5F538920E1AC6CB73B8E67A131BCD8E" xlink:to="lab_us-gaap_EarningsPerShareDiluted_F5F538920E1AC6CB73B8E67A131BCD8E" xlink:type="arc" />
    <link:label id="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasicAbstract_353F578540B1B37FEDD2E67A131B512B_terseLabel_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasicAbstract_353F578540B1B37FEDD2E67A131B512B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Weighted average shares and equivalent shares outstanding:</link:label>
    <link:label id="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasicAbstract_353F578540B1B37FEDD2E67A131B512B_label_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasicAbstract_353F578540B1B37FEDD2E67A131B512B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Weighted Average Number of Shares Outstanding, Basic [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasicAbstract" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasicAbstract_353F578540B1B37FEDD2E67A131B512B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasicAbstract_353F578540B1B37FEDD2E67A131B512B" xlink:to="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasicAbstract_353F578540B1B37FEDD2E67A131B512B" xlink:type="arc" />
    <link:label id="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_AB5AF7DE37A8AC567429E67A131B262E_terseLabel_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_AB5AF7DE37A8AC567429E67A131B262E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Basic (in shares)</link:label>
    <link:label id="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_AB5AF7DE37A8AC567429E67A131B262E_label_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_AB5AF7DE37A8AC567429E67A131B262E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Weighted Average Number of Shares Outstanding, Basic</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_AB5AF7DE37A8AC567429E67A131B262E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_AB5AF7DE37A8AC567429E67A131B262E" xlink:to="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_AB5AF7DE37A8AC567429E67A131B262E" xlink:type="arc" />
    <link:label id="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_126644668B8A0B5F728EE67A131B5132_terseLabel_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_126644668B8A0B5F728EE67A131B5132" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Diluted (in shares)</link:label>
    <link:label id="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_126644668B8A0B5F728EE67A131B5132_label_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_126644668B8A0B5F728EE67A131B5132" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Weighted Average Number of Shares Outstanding, Diluted</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_126644668B8A0B5F728EE67A131B5132" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_126644668B8A0B5F728EE67A131B5132" xlink:to="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_126644668B8A0B5F728EE67A131B5132" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic_C493180CC8C4D6D809C8FC50C9A35B49_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic_C493180CC8C4D6D809C8FC50C9A35B49" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Domestic</link:label>
    <link:label id="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic_C493180CC8C4D6D809C8FC50C9A35B49_label_en-US" xlink:label="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic_C493180CC8C4D6D809C8FC50C9A35B49" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income (Loss) from Continuing Operations before Income Taxes, Domestic</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic_C493180CC8C4D6D809C8FC50C9A35B49" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic_C493180CC8C4D6D809C8FC50C9A35B49" xlink:to="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic_C493180CC8C4D6D809C8FC50C9A35B49" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign_524CC3D8FF30BA77AE63FC50C9A3687F_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign_524CC3D8FF30BA77AE63FC50C9A3687F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Foreign</link:label>
    <link:label id="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign_524CC3D8FF30BA77AE63FC50C9A3687F_label_en-US" xlink:label="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign_524CC3D8FF30BA77AE63FC50C9A3687F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income (Loss) from Continuing Operations before Income Taxes, Foreign</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign_524CC3D8FF30BA77AE63FC50C9A3687F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign_524CC3D8FF30BA77AE63FC50C9A3687F" xlink:to="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign_524CC3D8FF30BA77AE63FC50C9A3687F" xlink:type="arc" />
    <link:label id="lab_us-gaap_CurrentIncomeTaxExpenseBenefitContinuingOperationsAbstract_A3EF484664AE16BD5B99FC50C9A4AB58_terseLabel_en-US" xlink:label="lab_us-gaap_CurrentIncomeTaxExpenseBenefitContinuingOperationsAbstract_A3EF484664AE16BD5B99FC50C9A4AB58" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Current:</link:label>
    <link:label id="lab_us-gaap_CurrentIncomeTaxExpenseBenefitContinuingOperationsAbstract_A3EF484664AE16BD5B99FC50C9A4AB58_label_en-US" xlink:label="lab_us-gaap_CurrentIncomeTaxExpenseBenefitContinuingOperationsAbstract_A3EF484664AE16BD5B99FC50C9A4AB58" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Current Income Tax Expense (Benefit), Continuing Operations [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CurrentIncomeTaxExpenseBenefitContinuingOperationsAbstract" xlink:label="loc_us-gaap_CurrentIncomeTaxExpenseBenefitContinuingOperationsAbstract_A3EF484664AE16BD5B99FC50C9A4AB58" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CurrentIncomeTaxExpenseBenefitContinuingOperationsAbstract_A3EF484664AE16BD5B99FC50C9A4AB58" xlink:to="lab_us-gaap_CurrentIncomeTaxExpenseBenefitContinuingOperationsAbstract_A3EF484664AE16BD5B99FC50C9A4AB58" xlink:type="arc" />
    <link:label id="lab_us-gaap_CurrentFederalTaxExpenseBenefit_3F510AF6159D9AFA3AE1FC50C9A4606B_terseLabel_en-US" xlink:label="lab_us-gaap_CurrentFederalTaxExpenseBenefit_3F510AF6159D9AFA3AE1FC50C9A4606B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Federal</link:label>
    <link:label id="lab_us-gaap_CurrentFederalTaxExpenseBenefit_3F510AF6159D9AFA3AE1FC50C9A4606B_label_en-US" xlink:label="lab_us-gaap_CurrentFederalTaxExpenseBenefit_3F510AF6159D9AFA3AE1FC50C9A4606B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Current Federal Tax Expense (Benefit)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CurrentFederalTaxExpenseBenefit" xlink:label="loc_us-gaap_CurrentFederalTaxExpenseBenefit_3F510AF6159D9AFA3AE1FC50C9A4606B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CurrentFederalTaxExpenseBenefit_3F510AF6159D9AFA3AE1FC50C9A4606B" xlink:to="lab_us-gaap_CurrentFederalTaxExpenseBenefit_3F510AF6159D9AFA3AE1FC50C9A4606B" xlink:type="arc" />
    <link:label id="lab_us-gaap_CurrentStateAndLocalTaxExpenseBenefit_2F837AD3E69A43D16CC8FC50C9A4EAEC_terseLabel_en-US" xlink:label="lab_us-gaap_CurrentStateAndLocalTaxExpenseBenefit_2F837AD3E69A43D16CC8FC50C9A4EAEC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">State</link:label>
    <link:label id="lab_us-gaap_CurrentStateAndLocalTaxExpenseBenefit_2F837AD3E69A43D16CC8FC50C9A4EAEC_label_en-US" xlink:label="lab_us-gaap_CurrentStateAndLocalTaxExpenseBenefit_2F837AD3E69A43D16CC8FC50C9A4EAEC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Current State and Local Tax Expense (Benefit)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CurrentStateAndLocalTaxExpenseBenefit" xlink:label="loc_us-gaap_CurrentStateAndLocalTaxExpenseBenefit_2F837AD3E69A43D16CC8FC50C9A4EAEC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CurrentStateAndLocalTaxExpenseBenefit_2F837AD3E69A43D16CC8FC50C9A4EAEC" xlink:to="lab_us-gaap_CurrentStateAndLocalTaxExpenseBenefit_2F837AD3E69A43D16CC8FC50C9A4EAEC" xlink:type="arc" />
    <link:label id="lab_us-gaap_CurrentForeignTaxExpenseBenefit_54371C2CF296F0E08A2FFC50C9A4258B_terseLabel_en-US" xlink:label="lab_us-gaap_CurrentForeignTaxExpenseBenefit_54371C2CF296F0E08A2FFC50C9A4258B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Foreign</link:label>
    <link:label id="lab_us-gaap_CurrentForeignTaxExpenseBenefit_54371C2CF296F0E08A2FFC50C9A4258B_label_en-US" xlink:label="lab_us-gaap_CurrentForeignTaxExpenseBenefit_54371C2CF296F0E08A2FFC50C9A4258B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Current Foreign Tax Expense (Benefit)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CurrentForeignTaxExpenseBenefit" xlink:label="loc_us-gaap_CurrentForeignTaxExpenseBenefit_54371C2CF296F0E08A2FFC50C9A4258B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CurrentForeignTaxExpenseBenefit_54371C2CF296F0E08A2FFC50C9A4258B" xlink:to="lab_us-gaap_CurrentForeignTaxExpenseBenefit_54371C2CF296F0E08A2FFC50C9A4258B" xlink:type="arc" />
    <link:label id="lab_us-gaap_CurrentIncomeTaxExpenseBenefit_D1B99270FD49518CD48BFC50C9A5AF08_totalLabel_en-US" xlink:label="lab_us-gaap_CurrentIncomeTaxExpenseBenefit_D1B99270FD49518CD48BFC50C9A5AF08" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Subtotal</link:label>
    <link:label id="lab_us-gaap_CurrentIncomeTaxExpenseBenefit_D1B99270FD49518CD48BFC50C9A5AF08_label_en-US" xlink:label="lab_us-gaap_CurrentIncomeTaxExpenseBenefit_D1B99270FD49518CD48BFC50C9A5AF08" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Current Income Tax Expense (Benefit)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CurrentIncomeTaxExpenseBenefit" xlink:label="loc_us-gaap_CurrentIncomeTaxExpenseBenefit_D1B99270FD49518CD48BFC50C9A5AF08" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CurrentIncomeTaxExpenseBenefit_D1B99270FD49518CD48BFC50C9A5AF08" xlink:to="lab_us-gaap_CurrentIncomeTaxExpenseBenefit_D1B99270FD49518CD48BFC50C9A5AF08" xlink:type="arc" />
    <link:label id="lab_us-gaap_DeferredIncomeTaxExpenseBenefitContinuingOperationsAbstract_CA26FB484D1AC25629B8FC50C9A5B18F_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredIncomeTaxExpenseBenefitContinuingOperationsAbstract_CA26FB484D1AC25629B8FC50C9A5B18F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Deferred:</link:label>
    <link:label id="lab_us-gaap_DeferredIncomeTaxExpenseBenefitContinuingOperationsAbstract_CA26FB484D1AC25629B8FC50C9A5B18F_label_en-US" xlink:label="lab_us-gaap_DeferredIncomeTaxExpenseBenefitContinuingOperationsAbstract_CA26FB484D1AC25629B8FC50C9A5B18F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Deferred Income Tax Expense (Benefit), Continuing Operations [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredIncomeTaxExpenseBenefitContinuingOperationsAbstract" xlink:label="loc_us-gaap_DeferredIncomeTaxExpenseBenefitContinuingOperationsAbstract_CA26FB484D1AC25629B8FC50C9A5B18F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DeferredIncomeTaxExpenseBenefitContinuingOperationsAbstract_CA26FB484D1AC25629B8FC50C9A5B18F" xlink:to="lab_us-gaap_DeferredIncomeTaxExpenseBenefitContinuingOperationsAbstract_CA26FB484D1AC25629B8FC50C9A5B18F" xlink:type="arc" />
    <link:label id="lab_us-gaap_DeferredFederalStateAndLocalTaxExpenseBenefit_6297E978E7E7325CB14BFC50C9A58224_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredFederalStateAndLocalTaxExpenseBenefit_6297E978E7E7325CB14BFC50C9A58224" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Federal and State</link:label>
    <link:label id="lab_us-gaap_DeferredFederalStateAndLocalTaxExpenseBenefit_6297E978E7E7325CB14BFC50C9A58224_label_en-US" xlink:label="lab_us-gaap_DeferredFederalStateAndLocalTaxExpenseBenefit_6297E978E7E7325CB14BFC50C9A58224" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Deferred Federal, State and Local, Tax Expense (Benefit)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredFederalStateAndLocalTaxExpenseBenefit" xlink:label="loc_us-gaap_DeferredFederalStateAndLocalTaxExpenseBenefit_6297E978E7E7325CB14BFC50C9A58224" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DeferredFederalStateAndLocalTaxExpenseBenefit_6297E978E7E7325CB14BFC50C9A58224" xlink:to="lab_us-gaap_DeferredFederalStateAndLocalTaxExpenseBenefit_6297E978E7E7325CB14BFC50C9A58224" xlink:type="arc" />
    <link:label id="lab_us-gaap_DeferredForeignIncomeTaxExpenseBenefit_8D4C63385D4A7D26390AFC50C9A5630D_verboseLabel_en-US" xlink:label="lab_us-gaap_DeferredForeignIncomeTaxExpenseBenefit_8D4C63385D4A7D26390AFC50C9A5630D" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Foreign</link:label>
    <link:label id="lab_us-gaap_DeferredForeignIncomeTaxExpenseBenefit_8D4C63385D4A7D26390AFC50C9A5630D_label_en-US" xlink:label="lab_us-gaap_DeferredForeignIncomeTaxExpenseBenefit_8D4C63385D4A7D26390AFC50C9A5630D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Deferred Foreign Income Tax Expense (Benefit)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredForeignIncomeTaxExpenseBenefit" xlink:label="loc_us-gaap_DeferredForeignIncomeTaxExpenseBenefit_8D4C63385D4A7D26390AFC50C9A5630D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DeferredForeignIncomeTaxExpenseBenefit_8D4C63385D4A7D26390AFC50C9A5630D" xlink:to="lab_us-gaap_DeferredForeignIncomeTaxExpenseBenefit_8D4C63385D4A7D26390AFC50C9A5630D" xlink:type="arc" />
    <link:label id="lab_us-gaap_DeferredIncomeTaxExpenseBenefit_0BA66DA7BE6B649DE21FFC50C9A6D07E_totalLabel_en-US" xlink:label="lab_us-gaap_DeferredIncomeTaxExpenseBenefit_0BA66DA7BE6B649DE21FFC50C9A6D07E" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Subtotal</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit" xlink:label="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_0BA66DA7BE6B649DE21FFC50C9A6D07E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_0BA66DA7BE6B649DE21FFC50C9A6D07E" xlink:to="lab_us-gaap_DeferredIncomeTaxExpenseBenefit_0BA66DA7BE6B649DE21FFC50C9A6D07E" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeTaxExpenseBenefit_775FAE760B8B3CEF40DCFC50C9A60DCC_totalLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxExpenseBenefit_775FAE760B8B3CEF40DCFC50C9A60DCC" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Provision for income taxes</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_775FAE760B8B3CEF40DCFC50C9A60DCC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_775FAE760B8B3CEF40DCFC50C9A60DCC" xlink:to="lab_us-gaap_IncomeTaxExpenseBenefit_775FAE760B8B3CEF40DCFC50C9A60DCC" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfGoodwillTable_2B303D7BFBD8B5884AF935EBA4EB3504_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfGoodwillTable_2B303D7BFBD8B5884AF935EBA4EB3504" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Goodwill [Table]</link:label>
    <link:label id="lab_us-gaap_ScheduleOfGoodwillTable_2B303D7BFBD8B5884AF935EBA4EB3504_label_en-US" xlink:label="lab_us-gaap_ScheduleOfGoodwillTable_2B303D7BFBD8B5884AF935EBA4EB3504" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Goodwill [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfGoodwillTable" xlink:label="loc_us-gaap_ScheduleOfGoodwillTable_2B303D7BFBD8B5884AF935EBA4EB3504" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfGoodwillTable_2B303D7BFBD8B5884AF935EBA4EB3504" xlink:to="lab_us-gaap_ScheduleOfGoodwillTable_2B303D7BFBD8B5884AF935EBA4EB3504" xlink:type="arc" />
    <link:label id="lab_us-gaap_StatementBusinessSegmentsAxis_14B88B5586A9D6864BD935EBA4EC9896_terseLabel_en-US" xlink:label="lab_us-gaap_StatementBusinessSegmentsAxis_14B88B5586A9D6864BD935EBA4EC9896" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Segments [Axis]</link:label>
    <link:label id="lab_us-gaap_StatementBusinessSegmentsAxis_14B88B5586A9D6864BD935EBA4EC9896_label_en-US" xlink:label="lab_us-gaap_StatementBusinessSegmentsAxis_14B88B5586A9D6864BD935EBA4EC9896" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Segments [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_14B88B5586A9D6864BD935EBA4EC9896" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_14B88B5586A9D6864BD935EBA4EC9896" xlink:to="lab_us-gaap_StatementBusinessSegmentsAxis_14B88B5586A9D6864BD935EBA4EC9896" xlink:type="arc" />
    <link:label id="lab_us-gaap_SegmentDomain_76A8EFF8E89414BEC2A335EBA4EC1DB1_terseLabel_en-US" xlink:label="lab_us-gaap_SegmentDomain_76A8EFF8E89414BEC2A335EBA4EC1DB1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Segments [Domain]</link:label>
    <link:label id="lab_us-gaap_SegmentDomain_76A8EFF8E89414BEC2A335EBA4EC1DB1_label_en-US" xlink:label="lab_us-gaap_SegmentDomain_76A8EFF8E89414BEC2A335EBA4EC1DB1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Segments [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SegmentDomain" xlink:label="loc_us-gaap_SegmentDomain_76A8EFF8E89414BEC2A335EBA4EC1DB1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SegmentDomain_76A8EFF8E89414BEC2A335EBA4EC1DB1" xlink:to="lab_us-gaap_SegmentDomain_76A8EFF8E89414BEC2A335EBA4EC1DB1" xlink:type="arc" />
    <link:label id="lab_lfus_ElectronicsMember_6E6E061093A4BC56A63D35EBA4EC8490_terseLabel_en-US" xlink:label="lab_lfus_ElectronicsMember_6E6E061093A4BC56A63D35EBA4EC8490" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Electronics</link:label>
    <link:label id="lab_lfus_ElectronicsMember_6E6E061093A4BC56A63D35EBA4EC8490_label_en-US" xlink:label="lab_lfus_ElectronicsMember_6E6E061093A4BC56A63D35EBA4EC8490" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Electronics [Member]</link:label>
    <link:label id="lab_lfus_ElectronicsMember_6E6E061093A4BC56A63D35EBA4EC8490_documentation_en-US" xlink:label="lab_lfus_ElectronicsMember_6E6E061093A4BC56A63D35EBA4EC8490" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Electronics [member]</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_ElectronicsMember" xlink:label="loc_lfus_ElectronicsMember_6E6E061093A4BC56A63D35EBA4EC8490" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_ElectronicsMember_6E6E061093A4BC56A63D35EBA4EC8490" xlink:to="lab_lfus_ElectronicsMember_6E6E061093A4BC56A63D35EBA4EC8490" xlink:type="arc" />
    <link:label id="lab_lfus_AutomotiveMember_26ABFD19E0E4EA95021435EBA4EC30F1_terseLabel_en-US" xlink:label="lab_lfus_AutomotiveMember_26ABFD19E0E4EA95021435EBA4EC30F1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Automotive</link:label>
    <link:label id="lab_lfus_AutomotiveMember_26ABFD19E0E4EA95021435EBA4EC30F1_label_en-US" xlink:label="lab_lfus_AutomotiveMember_26ABFD19E0E4EA95021435EBA4EC30F1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Automotive [Member]</link:label>
    <link:label id="lab_lfus_AutomotiveMember_26ABFD19E0E4EA95021435EBA4EC30F1_documentation_en-US" xlink:label="lab_lfus_AutomotiveMember_26ABFD19E0E4EA95021435EBA4EC30F1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Automotive [member]</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_AutomotiveMember" xlink:label="loc_lfus_AutomotiveMember_26ABFD19E0E4EA95021435EBA4EC30F1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_AutomotiveMember_26ABFD19E0E4EA95021435EBA4EC30F1" xlink:to="lab_lfus_AutomotiveMember_26ABFD19E0E4EA95021435EBA4EC30F1" xlink:type="arc" />
    <link:label id="lab_lfus_IndustrialMember_A9108939D589A1A2909135EBA4ED596F_terseLabel_en-US" xlink:label="lab_lfus_IndustrialMember_A9108939D589A1A2909135EBA4ED596F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Industrial</link:label>
    <link:label id="lab_lfus_IndustrialMember_A9108939D589A1A2909135EBA4ED596F_label_en-US" xlink:label="lab_lfus_IndustrialMember_A9108939D589A1A2909135EBA4ED596F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Industrial [Member]</link:label>
    <link:label id="lab_lfus_IndustrialMember_A9108939D589A1A2909135EBA4ED596F_documentation_en-US" xlink:label="lab_lfus_IndustrialMember_A9108939D589A1A2909135EBA4ED596F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">The operating segment known as "Industrial".</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_IndustrialMember" xlink:label="loc_lfus_IndustrialMember_A9108939D589A1A2909135EBA4ED596F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_IndustrialMember_A9108939D589A1A2909135EBA4ED596F" xlink:to="lab_lfus_IndustrialMember_A9108939D589A1A2909135EBA4ED596F" xlink:type="arc" />
    <link:label id="lab_us-gaap_GoodwillLineItems_653C4ED9F20E66EC638F35EBA4ED0257_terseLabel_en-US" xlink:label="lab_us-gaap_GoodwillLineItems_653C4ED9F20E66EC638F35EBA4ED0257" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Goodwill [Line Items]</link:label>
    <link:label id="lab_us-gaap_GoodwillLineItems_653C4ED9F20E66EC638F35EBA4ED0257_label_en-US" xlink:label="lab_us-gaap_GoodwillLineItems_653C4ED9F20E66EC638F35EBA4ED0257" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Goodwill [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GoodwillLineItems" xlink:label="loc_us-gaap_GoodwillLineItems_653C4ED9F20E66EC638F35EBA4ED0257" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GoodwillLineItems_653C4ED9F20E66EC638F35EBA4ED0257" xlink:to="lab_us-gaap_GoodwillLineItems_653C4ED9F20E66EC638F35EBA4ED0257" xlink:type="arc" />
    <link:label id="lab_us-gaap_GoodwillRollForward_E4741C6B07AF35F7F88835EBA4EDDF64_terseLabel_en-US" xlink:label="lab_us-gaap_GoodwillRollForward_E4741C6B07AF35F7F88835EBA4EDDF64" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Goodwill [Roll Forward]</link:label>
    <link:label id="lab_us-gaap_GoodwillRollForward_E4741C6B07AF35F7F88835EBA4EDDF64_label_en-US" xlink:label="lab_us-gaap_GoodwillRollForward_E4741C6B07AF35F7F88835EBA4EDDF64" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Goodwill [Roll Forward]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GoodwillRollForward" xlink:label="loc_us-gaap_GoodwillRollForward_E4741C6B07AF35F7F88835EBA4EDDF64" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GoodwillRollForward_E4741C6B07AF35F7F88835EBA4EDDF64" xlink:to="lab_us-gaap_GoodwillRollForward_E4741C6B07AF35F7F88835EBA4EDDF64" xlink:type="arc" />
    <link:label id="lab_us-gaap_Goodwill_5E3392377289DE9F08D735EBA4ED15D5_periodStartLabel_en-US" xlink:label="lab_us-gaap_Goodwill_5E3392377289DE9F08D735EBA4ED15D5" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Balance</link:label>
    <link:label id="lab_us-gaap_Goodwill_5E3392377289DE9F08D735EBA4ED15D5_label_en-US" xlink:label="lab_us-gaap_Goodwill_5E3392377289DE9F08D735EBA4ED15D5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Goodwill</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Goodwill" xlink:label="loc_us-gaap_Goodwill_5E3392377289DE9F08D735EBA4ED15D5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_Goodwill_5E3392377289DE9F08D735EBA4ED15D5" xlink:to="lab_us-gaap_Goodwill_5E3392377289DE9F08D735EBA4ED15D5" xlink:type="arc" />
    <link:label id="lab_us-gaap_GoodwillAcquiredDuringPeriod_AF1A60BD1C4C8580AA6F35EBA4ED3CE9_terseLabel_en-US" xlink:label="lab_us-gaap_GoodwillAcquiredDuringPeriod_AF1A60BD1C4C8580AA6F35EBA4ED3CE9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Additions</link:label>
    <link:label id="lab_us-gaap_GoodwillAcquiredDuringPeriod_AF1A60BD1C4C8580AA6F35EBA4ED3CE9_label_en-US" xlink:label="lab_us-gaap_GoodwillAcquiredDuringPeriod_AF1A60BD1C4C8580AA6F35EBA4ED3CE9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Goodwill, Acquired During Period</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GoodwillAcquiredDuringPeriod" xlink:label="loc_us-gaap_GoodwillAcquiredDuringPeriod_AF1A60BD1C4C8580AA6F35EBA4ED3CE9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GoodwillAcquiredDuringPeriod_AF1A60BD1C4C8580AA6F35EBA4ED3CE9" xlink:to="lab_us-gaap_GoodwillAcquiredDuringPeriod_AF1A60BD1C4C8580AA6F35EBA4ED3CE9" xlink:type="arc" />
    <link:label id="lab_us-gaap_GoodwillForeignCurrencyTranslationGainLoss_DAAABA311DED7D09F10D35EBA4EE90FF_terseLabel_en-US" xlink:label="lab_us-gaap_GoodwillForeignCurrencyTranslationGainLoss_DAAABA311DED7D09F10D35EBA4EE90FF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Foreign currency translation adjustments</link:label>
    <link:label id="lab_us-gaap_GoodwillForeignCurrencyTranslationGainLoss_DAAABA311DED7D09F10D35EBA4EE90FF_label_en-US" xlink:label="lab_us-gaap_GoodwillForeignCurrencyTranslationGainLoss_DAAABA311DED7D09F10D35EBA4EE90FF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Goodwill, Foreign Currency Translation Gain (Loss)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GoodwillForeignCurrencyTranslationGainLoss" xlink:label="loc_us-gaap_GoodwillForeignCurrencyTranslationGainLoss_DAAABA311DED7D09F10D35EBA4EE90FF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GoodwillForeignCurrencyTranslationGainLoss_DAAABA311DED7D09F10D35EBA4EE90FF" xlink:to="lab_us-gaap_GoodwillForeignCurrencyTranslationGainLoss_DAAABA311DED7D09F10D35EBA4EE90FF" xlink:type="arc" />
    <link:label id="lab_us-gaap_Goodwill_6DD4E16A65277327F68F35EBA4EE6B0C_periodEndLabel_en-US" xlink:label="lab_us-gaap_Goodwill_6DD4E16A65277327F68F35EBA4EE6B0C" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">Balance</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Goodwill" xlink:label="loc_us-gaap_Goodwill_6DD4E16A65277327F68F35EBA4EE6B0C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_Goodwill_6DD4E16A65277327F68F35EBA4EE6B0C" xlink:to="lab_us-gaap_Goodwill_6DD4E16A65277327F68F35EBA4EE6B0C" xlink:type="arc" />
    <link:label id="lab_us-gaap_DebtInstrumentTable_77AAC82AA261920C4782E67A11F40C95_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentTable_77AAC82AA261920C4782E67A11F40C95" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Long-term Debt Instruments [Table]</link:label>
    <link:label id="lab_us-gaap_DebtInstrumentTable_77AAC82AA261920C4782E67A11F40C95_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentTable_77AAC82AA261920C4782E67A11F40C95" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Long-term Debt Instruments [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentTable" xlink:label="loc_us-gaap_DebtInstrumentTable_77AAC82AA261920C4782E67A11F40C95" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentTable_77AAC82AA261920C4782E67A11F40C95" xlink:to="lab_us-gaap_DebtInstrumentTable_77AAC82AA261920C4782E67A11F40C95" xlink:type="arc" />
    <link:label id="lab_us-gaap_LongtermDebtTypeAxis_D0AD4DE3D41842178852E67A11F5868B_terseLabel_en-US" xlink:label="lab_us-gaap_LongtermDebtTypeAxis_D0AD4DE3D41842178852E67A11F5868B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Long-term Debt, Type [Axis]</link:label>
    <link:label id="lab_us-gaap_LongtermDebtTypeAxis_D0AD4DE3D41842178852E67A11F5868B_label_en-US" xlink:label="lab_us-gaap_LongtermDebtTypeAxis_D0AD4DE3D41842178852E67A11F5868B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Long-term Debt, Type [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongtermDebtTypeAxis" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_D0AD4DE3D41842178852E67A11F5868B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_D0AD4DE3D41842178852E67A11F5868B" xlink:to="lab_us-gaap_LongtermDebtTypeAxis_D0AD4DE3D41842178852E67A11F5868B" xlink:type="arc" />
    <link:label id="lab_us-gaap_LongtermDebtTypeDomain_EF779DFBF3A01DDC511BE67A11F5461A_terseLabel_en-US" xlink:label="lab_us-gaap_LongtermDebtTypeDomain_EF779DFBF3A01DDC511BE67A11F5461A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Long-term Debt, Type [Domain]</link:label>
    <link:label id="lab_us-gaap_LongtermDebtTypeDomain_EF779DFBF3A01DDC511BE67A11F5461A_label_en-US" xlink:label="lab_us-gaap_LongtermDebtTypeDomain_EF779DFBF3A01DDC511BE67A11F5461A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Long-term Debt, Type [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongtermDebtTypeDomain" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_EF779DFBF3A01DDC511BE67A11F5461A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_EF779DFBF3A01DDC511BE67A11F5461A" xlink:to="lab_us-gaap_LongtermDebtTypeDomain_EF779DFBF3A01DDC511BE67A11F5461A" xlink:type="arc" />
    <link:label id="lab_lfus_EuroSeniorNotesSeriesAAndBMember_D6BE13A2B9F1C2B3EFE6E67A11F58D8B_terseLabel_en-US" xlink:label="lab_lfus_EuroSeniorNotesSeriesAAndBMember_D6BE13A2B9F1C2B3EFE6E67A11F58D8B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Euro Senior Notes, Series A and B</link:label>
    <link:label id="lab_lfus_EuroSeniorNotesSeriesAAndBMember_D6BE13A2B9F1C2B3EFE6E67A11F58D8B_label_en-US" xlink:label="lab_lfus_EuroSeniorNotesSeriesAAndBMember_D6BE13A2B9F1C2B3EFE6E67A11F58D8B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Euro Senior Notes, Series A and B [Member]</link:label>
    <link:label id="lab_lfus_EuroSeniorNotesSeriesAAndBMember_D6BE13A2B9F1C2B3EFE6E67A11F58D8B_documentation_en-US" xlink:label="lab_lfus_EuroSeniorNotesSeriesAAndBMember_D6BE13A2B9F1C2B3EFE6E67A11F58D8B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Senior notes payable in Euros, representing both series A and B.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_EuroSeniorNotesSeriesAAndBMember" xlink:label="loc_lfus_EuroSeniorNotesSeriesAAndBMember_D6BE13A2B9F1C2B3EFE6E67A11F58D8B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_EuroSeniorNotesSeriesAAndBMember_D6BE13A2B9F1C2B3EFE6E67A11F58D8B" xlink:to="lab_lfus_EuroSeniorNotesSeriesAAndBMember_D6BE13A2B9F1C2B3EFE6E67A11F58D8B" xlink:type="arc" />
    <link:label id="lab_lfus_EuroSeniorNotesSeriesAMember_3695A0535F5E9DD3F7F8E67A11F53B40_terseLabel_en-US" xlink:label="lab_lfus_EuroSeniorNotesSeriesAMember_3695A0535F5E9DD3F7F8E67A11F53B40" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Euro Senior Notes, Series A due 2023</link:label>
    <link:label id="lab_lfus_EuroSeniorNotesSeriesAMember_3695A0535F5E9DD3F7F8E67A11F53B40_label_en-US" xlink:label="lab_lfus_EuroSeniorNotesSeriesAMember_3695A0535F5E9DD3F7F8E67A11F53B40" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Euro Senior Notes, Series A [Member]</link:label>
    <link:label id="lab_lfus_EuroSeniorNotesSeriesAMember_3695A0535F5E9DD3F7F8E67A11F53B40_documentation_en-US" xlink:label="lab_lfus_EuroSeniorNotesSeriesAMember_3695A0535F5E9DD3F7F8E67A11F53B40" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Senior notes payable in Euros, representing series A.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_EuroSeniorNotesSeriesAMember" xlink:label="loc_lfus_EuroSeniorNotesSeriesAMember_3695A0535F5E9DD3F7F8E67A11F53B40" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_EuroSeniorNotesSeriesAMember_3695A0535F5E9DD3F7F8E67A11F53B40" xlink:to="lab_lfus_EuroSeniorNotesSeriesAMember_3695A0535F5E9DD3F7F8E67A11F53B40" xlink:type="arc" />
    <link:label id="lab_lfus_EuroSeniorNotesSeriesBMember_1CA6879994DAB0EF6500E67A11F604AB_terseLabel_en-US" xlink:label="lab_lfus_EuroSeniorNotesSeriesBMember_1CA6879994DAB0EF6500E67A11F604AB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Euro Senior Notes, Series B due 2028</link:label>
    <link:label id="lab_lfus_EuroSeniorNotesSeriesBMember_1CA6879994DAB0EF6500E67A11F604AB_label_en-US" xlink:label="lab_lfus_EuroSeniorNotesSeriesBMember_1CA6879994DAB0EF6500E67A11F604AB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Euro Senior Notes, Series B [Member]</link:label>
    <link:label id="lab_lfus_EuroSeniorNotesSeriesBMember_1CA6879994DAB0EF6500E67A11F604AB_documentation_en-US" xlink:label="lab_lfus_EuroSeniorNotesSeriesBMember_1CA6879994DAB0EF6500E67A11F604AB" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Senior notes payable in Euros, representing series B.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_EuroSeniorNotesSeriesBMember" xlink:label="loc_lfus_EuroSeniorNotesSeriesBMember_1CA6879994DAB0EF6500E67A11F604AB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_EuroSeniorNotesSeriesBMember_1CA6879994DAB0EF6500E67A11F604AB" xlink:to="lab_lfus_EuroSeniorNotesSeriesBMember_1CA6879994DAB0EF6500E67A11F604AB" xlink:type="arc" />
    <link:label id="lab_lfus_USSeniorNotesSeriesAAndBMember_1833BD7766625BCE468DE67A11F63B11_terseLabel_en-US" xlink:label="lab_lfus_USSeniorNotesSeriesAAndBMember_1833BD7766625BCE468DE67A11F63B11" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">U.S. Senior Notes, Series A and B</link:label>
    <link:label id="lab_lfus_USSeniorNotesSeriesAAndBMember_1833BD7766625BCE468DE67A11F63B11_label_en-US" xlink:label="lab_lfus_USSeniorNotesSeriesAAndBMember_1833BD7766625BCE468DE67A11F63B11" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">U.S. Senior Notes, Series A and B [Member]</link:label>
    <link:label id="lab_lfus_USSeniorNotesSeriesAAndBMember_1833BD7766625BCE468DE67A11F63B11_documentation_en-US" xlink:label="lab_lfus_USSeniorNotesSeriesAAndBMember_1833BD7766625BCE468DE67A11F63B11" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Senior notes payable in USD, representing both series A and B.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_USSeniorNotesSeriesAAndBMember" xlink:label="loc_lfus_USSeniorNotesSeriesAAndBMember_1833BD7766625BCE468DE67A11F63B11" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_USSeniorNotesSeriesAAndBMember_1833BD7766625BCE468DE67A11F63B11" xlink:to="lab_lfus_USSeniorNotesSeriesAAndBMember_1833BD7766625BCE468DE67A11F63B11" xlink:type="arc" />
    <link:label id="lab_lfus_USSeniorNotesSeriesAMember_7AAFB7DC40923AF0EB84E67A11F627CD_terseLabel_en-US" xlink:label="lab_lfus_USSeniorNotesSeriesAMember_7AAFB7DC40923AF0EB84E67A11F627CD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">U.S. Senior Notes, Series A</link:label>
    <link:label id="lab_lfus_USSeniorNotesSeriesAMember_7AAFB7DC40923AF0EB84E67A11F627CD_label_en-US" xlink:label="lab_lfus_USSeniorNotesSeriesAMember_7AAFB7DC40923AF0EB84E67A11F627CD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">U.S. Senior Notes, Series A [Member]</link:label>
    <link:label id="lab_lfus_USSeniorNotesSeriesAMember_7AAFB7DC40923AF0EB84E67A11F627CD_documentation_en-US" xlink:label="lab_lfus_USSeniorNotesSeriesAMember_7AAFB7DC40923AF0EB84E67A11F627CD" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Senior notes payable in USD, representing series A.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_USSeniorNotesSeriesAMember" xlink:label="loc_lfus_USSeniorNotesSeriesAMember_7AAFB7DC40923AF0EB84E67A11F627CD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_USSeniorNotesSeriesAMember_7AAFB7DC40923AF0EB84E67A11F627CD" xlink:to="lab_lfus_USSeniorNotesSeriesAMember_7AAFB7DC40923AF0EB84E67A11F627CD" xlink:type="arc" />
    <link:label id="lab_lfus_USSeniorNotesSeriesBMember_1DE6344A8D06C9D506E2E67A11F6785B_terseLabel_en-US" xlink:label="lab_lfus_USSeniorNotesSeriesBMember_1DE6344A8D06C9D506E2E67A11F6785B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">U.S. Senior Notes, Series B</link:label>
    <link:label id="lab_lfus_USSeniorNotesSeriesBMember_1DE6344A8D06C9D506E2E67A11F6785B_label_en-US" xlink:label="lab_lfus_USSeniorNotesSeriesBMember_1DE6344A8D06C9D506E2E67A11F6785B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">U.S. Senior Notes, Series B [Member]</link:label>
    <link:label id="lab_lfus_USSeniorNotesSeriesBMember_1DE6344A8D06C9D506E2E67A11F6785B_documentation_en-US" xlink:label="lab_lfus_USSeniorNotesSeriesBMember_1DE6344A8D06C9D506E2E67A11F6785B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Senior notes payable in USD, representing series B.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_USSeniorNotesSeriesBMember" xlink:label="loc_lfus_USSeniorNotesSeriesBMember_1DE6344A8D06C9D506E2E67A11F6785B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_USSeniorNotesSeriesBMember_1DE6344A8D06C9D506E2E67A11F6785B" xlink:to="lab_lfus_USSeniorNotesSeriesBMember_1DE6344A8D06C9D506E2E67A11F6785B" xlink:type="arc" />
    <link:label id="lab_lfus_USSeniorNotesAAndBDue2025And2030Member_DD3001F6D58A2F9B440EE67A11F64DDD_terseLabel_en-US" xlink:label="lab_lfus_USSeniorNotesAAndBDue2025And2030Member_DD3001F6D58A2F9B440EE67A11F64DDD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">US Senior Notes A and B Due 2025 and 2030</link:label>
    <link:label id="lab_lfus_USSeniorNotesAAndBDue2025And2030Member_DD3001F6D58A2F9B440EE67A11F64DDD_label_en-US" xlink:label="lab_lfus_USSeniorNotesAAndBDue2025And2030Member_DD3001F6D58A2F9B440EE67A11F64DDD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">US Senior Notes A and B Due 2025 and 2030 [Member]</link:label>
    <link:label id="lab_lfus_USSeniorNotesAAndBDue2025And2030Member_DD3001F6D58A2F9B440EE67A11F64DDD_documentation_en-US" xlink:label="lab_lfus_USSeniorNotesAAndBDue2025And2030Member_DD3001F6D58A2F9B440EE67A11F64DDD" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Related to the senior notes A and B.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_USSeniorNotesAAndBDue2025And2030Member" xlink:label="loc_lfus_USSeniorNotesAAndBDue2025And2030Member_DD3001F6D58A2F9B440EE67A11F64DDD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_USSeniorNotesAAndBDue2025And2030Member_DD3001F6D58A2F9B440EE67A11F64DDD" xlink:to="lab_lfus_USSeniorNotesAAndBDue2025And2030Member_DD3001F6D58A2F9B440EE67A11F64DDD" xlink:type="arc" />
    <link:label id="lab_lfus_USSeniorNotesSeriesADue2025Member_2319DE2A6FB279EDA580E67A11F624C5_terseLabel_en-US" xlink:label="lab_lfus_USSeniorNotesSeriesADue2025Member_2319DE2A6FB279EDA580E67A11F624C5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">USD Senior Notes, Series A due 2025</link:label>
    <link:label id="lab_lfus_USSeniorNotesSeriesADue2025Member_2319DE2A6FB279EDA580E67A11F624C5_label_en-US" xlink:label="lab_lfus_USSeniorNotesSeriesADue2025Member_2319DE2A6FB279EDA580E67A11F624C5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">US Senior Notes, Series A Due 2025 [Member]</link:label>
    <link:label id="lab_lfus_USSeniorNotesSeriesADue2025Member_2319DE2A6FB279EDA580E67A11F624C5_documentation_en-US" xlink:label="lab_lfus_USSeniorNotesSeriesADue2025Member_2319DE2A6FB279EDA580E67A11F624C5" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Related to the US senior notes, series A due 2025.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_USSeniorNotesSeriesADue2025Member" xlink:label="loc_lfus_USSeniorNotesSeriesADue2025Member_2319DE2A6FB279EDA580E67A11F624C5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_USSeniorNotesSeriesADue2025Member_2319DE2A6FB279EDA580E67A11F624C5" xlink:to="lab_lfus_USSeniorNotesSeriesADue2025Member_2319DE2A6FB279EDA580E67A11F624C5" xlink:type="arc" />
    <link:label id="lab_lfus_USSeniorNotesSeriesBDue2030Member_8710784E7684FB6A87B2E67A11F68C17_terseLabel_en-US" xlink:label="lab_lfus_USSeniorNotesSeriesBDue2030Member_8710784E7684FB6A87B2E67A11F68C17" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">USD Senior Notes, Series B due 2030</link:label>
    <link:label id="lab_lfus_USSeniorNotesSeriesBDue2030Member_8710784E7684FB6A87B2E67A11F68C17_label_en-US" xlink:label="lab_lfus_USSeniorNotesSeriesBDue2030Member_8710784E7684FB6A87B2E67A11F68C17" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">US Senior Notes, Series B Due 2030 [Member]</link:label>
    <link:label id="lab_lfus_USSeniorNotesSeriesBDue2030Member_8710784E7684FB6A87B2E67A11F68C17_documentation_en-US" xlink:label="lab_lfus_USSeniorNotesSeriesBDue2030Member_8710784E7684FB6A87B2E67A11F68C17" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Related to the US senior notes, series B due 2030.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_USSeniorNotesSeriesBDue2030Member" xlink:label="loc_lfus_USSeniorNotesSeriesBDue2030Member_8710784E7684FB6A87B2E67A11F68C17" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_USSeniorNotesSeriesBDue2030Member_8710784E7684FB6A87B2E67A11F68C17" xlink:to="lab_lfus_USSeniorNotesSeriesBDue2030Member_8710784E7684FB6A87B2E67A11F68C17" xlink:type="arc" />
    <link:label id="lab_lfus_USSeniorNotesADue2025Member_EA33B6224BF6E2ED3EFEE67A11F75BF4_terseLabel_en-US" xlink:label="lab_lfus_USSeniorNotesADue2025Member_EA33B6224BF6E2ED3EFEE67A11F75BF4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">US Senior Notes A Due 2025</link:label>
    <link:label id="lab_lfus_USSeniorNotesADue2025Member_EA33B6224BF6E2ED3EFEE67A11F75BF4_label_en-US" xlink:label="lab_lfus_USSeniorNotesADue2025Member_EA33B6224BF6E2ED3EFEE67A11F75BF4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">US Senior Notes A Due 2025 [Member]</link:label>
    <link:label id="lab_lfus_USSeniorNotesADue2025Member_EA33B6224BF6E2ED3EFEE67A11F75BF4_documentation_en-US" xlink:label="lab_lfus_USSeniorNotesADue2025Member_EA33B6224BF6E2ED3EFEE67A11F75BF4" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Related to the US senior notes due 2025.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_USSeniorNotesADue2025Member" xlink:label="loc_lfus_USSeniorNotesADue2025Member_EA33B6224BF6E2ED3EFEE67A11F75BF4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_USSeniorNotesADue2025Member_EA33B6224BF6E2ED3EFEE67A11F75BF4" xlink:to="lab_lfus_USSeniorNotesADue2025Member_EA33B6224BF6E2ED3EFEE67A11F75BF4" xlink:type="arc" />
    <link:label id="lab_lfus_USSeniorNotesBDue2030Member_F9ED7C7273C37AF6AE66E67A11F7CD56_terseLabel_en-US" xlink:label="lab_lfus_USSeniorNotesBDue2030Member_F9ED7C7273C37AF6AE66E67A11F7CD56" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">US Senior Notes B Due 2030</link:label>
    <link:label id="lab_lfus_USSeniorNotesBDue2030Member_F9ED7C7273C37AF6AE66E67A11F7CD56_label_en-US" xlink:label="lab_lfus_USSeniorNotesBDue2030Member_F9ED7C7273C37AF6AE66E67A11F7CD56" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">US Senior Notes B Due 2030 [Member]</link:label>
    <link:label id="lab_lfus_USSeniorNotesBDue2030Member_F9ED7C7273C37AF6AE66E67A11F7CD56_documentation_en-US" xlink:label="lab_lfus_USSeniorNotesBDue2030Member_F9ED7C7273C37AF6AE66E67A11F7CD56" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Related to the US senior notes B due 2030.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_USSeniorNotesBDue2030Member" xlink:label="loc_lfus_USSeniorNotesBDue2030Member_F9ED7C7273C37AF6AE66E67A11F7CD56" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_USSeniorNotesBDue2030Member_F9ED7C7273C37AF6AE66E67A11F7CD56" xlink:to="lab_lfus_USSeniorNotesBDue2030Member_F9ED7C7273C37AF6AE66E67A11F7CD56" xlink:type="arc" />
    <link:label id="lab_us-gaap_LineOfCreditFacilityAxis_BEE10CA47F9327DB37F0E67A11F7BD8E_terseLabel_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityAxis_BEE10CA47F9327DB37F0E67A11F7BD8E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Lender Name [Axis]</link:label>
    <link:label id="lab_us-gaap_LineOfCreditFacilityAxis_BEE10CA47F9327DB37F0E67A11F7BD8E_label_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityAxis_BEE10CA47F9327DB37F0E67A11F7BD8E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Lender Name [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LineOfCreditFacilityAxis" xlink:label="loc_us-gaap_LineOfCreditFacilityAxis_BEE10CA47F9327DB37F0E67A11F7BD8E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LineOfCreditFacilityAxis_BEE10CA47F9327DB37F0E67A11F7BD8E" xlink:to="lab_us-gaap_LineOfCreditFacilityAxis_BEE10CA47F9327DB37F0E67A11F7BD8E" xlink:type="arc" />
    <link:label id="lab_us-gaap_LineOfCreditFacilityLenderDomain_529CAB286EE27009D9C6E67A11F79A04_terseLabel_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityLenderDomain_529CAB286EE27009D9C6E67A11F79A04" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Line of Credit Facility, Lender [Domain]</link:label>
    <link:label id="lab_us-gaap_LineOfCreditFacilityLenderDomain_529CAB286EE27009D9C6E67A11F79A04_label_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityLenderDomain_529CAB286EE27009D9C6E67A11F79A04" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Line of Credit Facility, Lender [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LineOfCreditFacilityLenderDomain" xlink:label="loc_us-gaap_LineOfCreditFacilityLenderDomain_529CAB286EE27009D9C6E67A11F79A04" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LineOfCreditFacilityLenderDomain_529CAB286EE27009D9C6E67A11F79A04" xlink:to="lab_us-gaap_LineOfCreditFacilityLenderDomain_529CAB286EE27009D9C6E67A11F79A04" xlink:type="arc" />
    <link:label id="lab_lfus_BankOfAmericaMember_0A808BE39F57BC929BAAE67A11F757F6_terseLabel_en-US" xlink:label="lab_lfus_BankOfAmericaMember_0A808BE39F57BC929BAAE67A11F757F6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Bank of America</link:label>
    <link:label id="lab_lfus_BankOfAmericaMember_0A808BE39F57BC929BAAE67A11F757F6_label_en-US" xlink:label="lab_lfus_BankOfAmericaMember_0A808BE39F57BC929BAAE67A11F757F6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Bank of America [Member]</link:label>
    <link:label id="lab_lfus_BankOfAmericaMember_0A808BE39F57BC929BAAE67A11F757F6_documentation_en-US" xlink:label="lab_lfus_BankOfAmericaMember_0A808BE39F57BC929BAAE67A11F757F6" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Represents the name of the credit facility.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_BankOfAmericaMember" xlink:label="loc_lfus_BankOfAmericaMember_0A808BE39F57BC929BAAE67A11F757F6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_BankOfAmericaMember_0A808BE39F57BC929BAAE67A11F757F6" xlink:to="lab_lfus_BankOfAmericaMember_0A808BE39F57BC929BAAE67A11F757F6" xlink:type="arc" />
    <link:label id="lab_us-gaap_DebtInstrumentAxis_E6F8089684248D28C546E67A11F8E2CA_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentAxis_E6F8089684248D28C546E67A11F8E2CA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Debt Instrument [Axis]</link:label>
    <link:label id="lab_us-gaap_DebtInstrumentAxis_E6F8089684248D28C546E67A11F8E2CA_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentAxis_E6F8089684248D28C546E67A11F8E2CA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt Instrument [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentAxis" xlink:label="loc_us-gaap_DebtInstrumentAxis_E6F8089684248D28C546E67A11F8E2CA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentAxis_E6F8089684248D28C546E67A11F8E2CA" xlink:to="lab_us-gaap_DebtInstrumentAxis_E6F8089684248D28C546E67A11F8E2CA" xlink:type="arc" />
    <link:label id="lab_us-gaap_DebtInstrumentNameDomain_80C090041227AE08C453E67A11F8917C_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentNameDomain_80C090041227AE08C453E67A11F8917C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Debt Instrument, Name [Domain]</link:label>
    <link:label id="lab_us-gaap_DebtInstrumentNameDomain_80C090041227AE08C453E67A11F8917C_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentNameDomain_80C090041227AE08C453E67A11F8917C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt Instrument, Name [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentNameDomain" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_80C090041227AE08C453E67A11F8917C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_80C090041227AE08C453E67A11F8917C" xlink:to="lab_us-gaap_DebtInstrumentNameDomain_80C090041227AE08C453E67A11F8917C" xlink:type="arc" />
    <link:label id="lab_lfus_CreditAgreementMember_FB2DF69C2B3A1EA5FE80E67A11F885E5_terseLabel_en-US" xlink:label="lab_lfus_CreditAgreementMember_FB2DF69C2B3A1EA5FE80E67A11F885E5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Credit Agreement</link:label>
    <link:label id="lab_lfus_CreditAgreementMember_FB2DF69C2B3A1EA5FE80E67A11F885E5_label_en-US" xlink:label="lab_lfus_CreditAgreementMember_FB2DF69C2B3A1EA5FE80E67A11F885E5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Credit Agreement [Member]</link:label>
    <link:label id="lab_lfus_CreditAgreementMember_FB2DF69C2B3A1EA5FE80E67A11F885E5_documentation_en-US" xlink:label="lab_lfus_CreditAgreementMember_FB2DF69C2B3A1EA5FE80E67A11F885E5" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">An agreement in which the reporting entity has been granted credit.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_CreditAgreementMember" xlink:label="loc_lfus_CreditAgreementMember_FB2DF69C2B3A1EA5FE80E67A11F885E5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_CreditAgreementMember_FB2DF69C2B3A1EA5FE80E67A11F885E5" xlink:to="lab_lfus_CreditAgreementMember_FB2DF69C2B3A1EA5FE80E67A11F885E5" xlink:type="arc" />
    <link:label id="lab_us-gaap_CreditFacilityAxis_F06F92CDCCE364276342E67A11F8ADB1_terseLabel_en-US" xlink:label="lab_us-gaap_CreditFacilityAxis_F06F92CDCCE364276342E67A11F8ADB1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Credit Facility [Axis]</link:label>
    <link:label id="lab_us-gaap_CreditFacilityAxis_F06F92CDCCE364276342E67A11F8ADB1_label_en-US" xlink:label="lab_us-gaap_CreditFacilityAxis_F06F92CDCCE364276342E67A11F8ADB1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Credit Facility [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CreditFacilityAxis" xlink:label="loc_us-gaap_CreditFacilityAxis_F06F92CDCCE364276342E67A11F8ADB1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CreditFacilityAxis_F06F92CDCCE364276342E67A11F8ADB1" xlink:to="lab_us-gaap_CreditFacilityAxis_F06F92CDCCE364276342E67A11F8ADB1" xlink:type="arc" />
    <link:label id="lab_us-gaap_CreditFacilityDomain_BDE818870E93C23B9D3AE67A11F91301_terseLabel_en-US" xlink:label="lab_us-gaap_CreditFacilityDomain_BDE818870E93C23B9D3AE67A11F91301" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Credit Facility [Domain]</link:label>
    <link:label id="lab_us-gaap_CreditFacilityDomain_BDE818870E93C23B9D3AE67A11F91301_label_en-US" xlink:label="lab_us-gaap_CreditFacilityDomain_BDE818870E93C23B9D3AE67A11F91301" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Credit Facility [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CreditFacilityDomain" xlink:label="loc_us-gaap_CreditFacilityDomain_BDE818870E93C23B9D3AE67A11F91301" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CreditFacilityDomain_BDE818870E93C23B9D3AE67A11F91301" xlink:to="lab_us-gaap_CreditFacilityDomain_BDE818870E93C23B9D3AE67A11F91301" xlink:type="arc" />
    <link:label id="lab_us-gaap_RevolvingCreditFacilityMember_D02BDD17F232976B6125E67A11F999E3_terseLabel_en-US" xlink:label="lab_us-gaap_RevolvingCreditFacilityMember_D02BDD17F232976B6125E67A11F999E3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Revolving Credit Facility</link:label>
    <link:label id="lab_us-gaap_RevolvingCreditFacilityMember_D02BDD17F232976B6125E67A11F999E3_label_en-US" xlink:label="lab_us-gaap_RevolvingCreditFacilityMember_D02BDD17F232976B6125E67A11F999E3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Revolving Credit Facility [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RevolvingCreditFacilityMember" xlink:label="loc_us-gaap_RevolvingCreditFacilityMember_D02BDD17F232976B6125E67A11F999E3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RevolvingCreditFacilityMember_D02BDD17F232976B6125E67A11F999E3" xlink:to="lab_us-gaap_RevolvingCreditFacilityMember_D02BDD17F232976B6125E67A11F999E3" xlink:type="arc" />
    <link:label id="lab_lfus_TermLoanCreditFacilityMember_4ACDCF45B0715A6714C6E67A11F905E6_terseLabel_en-US" xlink:label="lab_lfus_TermLoanCreditFacilityMember_4ACDCF45B0715A6714C6E67A11F905E6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Term Loan Credit Facility</link:label>
    <link:label id="lab_lfus_TermLoanCreditFacilityMember_4ACDCF45B0715A6714C6E67A11F905E6_label_en-US" xlink:label="lab_lfus_TermLoanCreditFacilityMember_4ACDCF45B0715A6714C6E67A11F905E6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Term Loan Credit Facility [Member]</link:label>
    <link:label id="lab_lfus_TermLoanCreditFacilityMember_4ACDCF45B0715A6714C6E67A11F905E6_documentation_en-US" xlink:label="lab_lfus_TermLoanCreditFacilityMember_4ACDCF45B0715A6714C6E67A11F905E6" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">A term loan available under a credit facility.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_TermLoanCreditFacilityMember" xlink:label="loc_lfus_TermLoanCreditFacilityMember_4ACDCF45B0715A6714C6E67A11F905E6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_TermLoanCreditFacilityMember_4ACDCF45B0715A6714C6E67A11F905E6" xlink:to="lab_lfus_TermLoanCreditFacilityMember_4ACDCF45B0715A6714C6E67A11F905E6" xlink:type="arc" />
    <link:label id="lab_us-gaap_VariableRateAxis_97179041A25BE9A774A7E67A11F93318_terseLabel_en-US" xlink:label="lab_us-gaap_VariableRateAxis_97179041A25BE9A774A7E67A11F93318" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Variable Rate [Axis]</link:label>
    <link:label id="lab_us-gaap_VariableRateAxis_97179041A25BE9A774A7E67A11F93318_label_en-US" xlink:label="lab_us-gaap_VariableRateAxis_97179041A25BE9A774A7E67A11F93318" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Variable Rate [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_VariableRateAxis" xlink:label="loc_us-gaap_VariableRateAxis_97179041A25BE9A774A7E67A11F93318" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_VariableRateAxis_97179041A25BE9A774A7E67A11F93318" xlink:to="lab_us-gaap_VariableRateAxis_97179041A25BE9A774A7E67A11F93318" xlink:type="arc" />
    <link:label id="lab_us-gaap_VariableRateDomain_0120976D16B9E20B80E2E67A11F9A851_terseLabel_en-US" xlink:label="lab_us-gaap_VariableRateDomain_0120976D16B9E20B80E2E67A11F9A851" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Variable Rate [Domain]</link:label>
    <link:label id="lab_us-gaap_VariableRateDomain_0120976D16B9E20B80E2E67A11F9A851_label_en-US" xlink:label="lab_us-gaap_VariableRateDomain_0120976D16B9E20B80E2E67A11F9A851" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Variable Rate [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_VariableRateDomain" xlink:label="loc_us-gaap_VariableRateDomain_0120976D16B9E20B80E2E67A11F9A851" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_VariableRateDomain_0120976D16B9E20B80E2E67A11F9A851" xlink:to="lab_us-gaap_VariableRateDomain_0120976D16B9E20B80E2E67A11F9A851" xlink:type="arc" />
    <link:label id="lab_us-gaap_LondonInterbankOfferedRateLIBORMember_86B51CB268A522E42119E67A11FA75AB_terseLabel_en-US" xlink:label="lab_us-gaap_LondonInterbankOfferedRateLIBORMember_86B51CB268A522E42119E67A11FA75AB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">LIBOR</link:label>
    <link:label id="lab_us-gaap_LondonInterbankOfferedRateLIBORMember_86B51CB268A522E42119E67A11FA75AB_label_en-US" xlink:label="lab_us-gaap_LondonInterbankOfferedRateLIBORMember_86B51CB268A522E42119E67A11FA75AB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">London Interbank Offered Rate (LIBOR) [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LondonInterbankOfferedRateLIBORMember" xlink:label="loc_us-gaap_LondonInterbankOfferedRateLIBORMember_86B51CB268A522E42119E67A11FA75AB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LondonInterbankOfferedRateLIBORMember_86B51CB268A522E42119E67A11FA75AB" xlink:to="lab_us-gaap_LondonInterbankOfferedRateLIBORMember_86B51CB268A522E42119E67A11FA75AB" xlink:type="arc" />
    <link:label id="lab_us-gaap_BaseRateMember_A3E2708992AFA5786432E67A11FA2E54_terseLabel_en-US" xlink:label="lab_us-gaap_BaseRateMember_A3E2708992AFA5786432E67A11FA2E54" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Base Rate</link:label>
    <link:label id="lab_us-gaap_BaseRateMember_A3E2708992AFA5786432E67A11FA2E54_label_en-US" xlink:label="lab_us-gaap_BaseRateMember_A3E2708992AFA5786432E67A11FA2E54" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Base Rate [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BaseRateMember" xlink:label="loc_us-gaap_BaseRateMember_A3E2708992AFA5786432E67A11FA2E54" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BaseRateMember_A3E2708992AFA5786432E67A11FA2E54" xlink:to="lab_us-gaap_BaseRateMember_A3E2708992AFA5786432E67A11FA2E54" xlink:type="arc" />
    <link:label id="lab_us-gaap_DebtInstrumentLineItems_94967E5C4C62FF205808E67A11FBF8FC_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentLineItems_94967E5C4C62FF205808E67A11FBF8FC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Debt Instrument [Line Items]</link:label>
    <link:label id="lab_us-gaap_DebtInstrumentLineItems_94967E5C4C62FF205808E67A11FBF8FC_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentLineItems_94967E5C4C62FF205808E67A11FBF8FC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt Instrument [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="loc_us-gaap_DebtInstrumentLineItems_94967E5C4C62FF205808E67A11FBF8FC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentLineItems_94967E5C4C62FF205808E67A11FBF8FC" xlink:to="lab_us-gaap_DebtInstrumentLineItems_94967E5C4C62FF205808E67A11FBF8FC" xlink:type="arc" />
    <link:label id="lab_us-gaap_DebtInstrumentTerm_E2D3FB6EA987B4B5497CE67A11FBF6FB_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentTerm_E2D3FB6EA987B4B5497CE67A11FBF6FB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Debt term</link:label>
    <link:label id="lab_us-gaap_DebtInstrumentTerm_E2D3FB6EA987B4B5497CE67A11FBF6FB_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentTerm_E2D3FB6EA987B4B5497CE67A11FBF6FB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt Instrument, Term</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentTerm" xlink:label="loc_us-gaap_DebtInstrumentTerm_E2D3FB6EA987B4B5497CE67A11FBF6FB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentTerm_E2D3FB6EA987B4B5497CE67A11FBF6FB" xlink:to="lab_us-gaap_DebtInstrumentTerm_E2D3FB6EA987B4B5497CE67A11FBF6FB" xlink:type="arc" />
    <link:label id="lab_lfus_DebtAgreementMaximumBorrowingCapacity_F8BFF6F20F3A890D5057E67A11FBD7F2_terseLabel_en-US" xlink:label="lab_lfus_DebtAgreementMaximumBorrowingCapacity_F8BFF6F20F3A890D5057E67A11FBD7F2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Maximum borrowing capacity</link:label>
    <link:label id="lab_lfus_DebtAgreementMaximumBorrowingCapacity_F8BFF6F20F3A890D5057E67A11FBD7F2_label_en-US" xlink:label="lab_lfus_DebtAgreementMaximumBorrowingCapacity_F8BFF6F20F3A890D5057E67A11FBD7F2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt Agreement Maximum Borrowing Capacity</link:label>
    <link:label id="lab_lfus_DebtAgreementMaximumBorrowingCapacity_F8BFF6F20F3A890D5057E67A11FBD7F2_documentation_en-US" xlink:label="lab_lfus_DebtAgreementMaximumBorrowingCapacity_F8BFF6F20F3A890D5057E67A11FBD7F2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Maximum borrowing capacity under a debt agreement on the amount that could be borrowed with a combination of, but not limited to, a line of credit and term loan.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_DebtAgreementMaximumBorrowingCapacity" xlink:label="loc_lfus_DebtAgreementMaximumBorrowingCapacity_F8BFF6F20F3A890D5057E67A11FBD7F2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_DebtAgreementMaximumBorrowingCapacity_F8BFF6F20F3A890D5057E67A11FBD7F2" xlink:to="lab_lfus_DebtAgreementMaximumBorrowingCapacity_F8BFF6F20F3A890D5057E67A11FBD7F2" xlink:type="arc" />
    <link:label id="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_BA3EAC063864C4FD4F14E67A11FBBD87_terseLabel_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_BA3EAC063864C4FD4F14E67A11FBBD87" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Maximum borrowing capacity, credit facility</link:label>
    <link:label id="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_BA3EAC063864C4FD4F14E67A11FBBD87_label_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_BA3EAC063864C4FD4F14E67A11FBBD87" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Line of Credit Facility, Maximum Borrowing Capacity</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity" xlink:label="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_BA3EAC063864C4FD4F14E67A11FBBD87" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_BA3EAC063864C4FD4F14E67A11FBBD87" xlink:to="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_BA3EAC063864C4FD4F14E67A11FBBD87" xlink:type="arc" />
    <link:label id="lab_lfus_LineofCreditFacilityAdditionalUncommittedBorrowingCapacity_C234B4B27A1AE62B655AE67A11FCF511_terseLabel_en-US" xlink:label="lab_lfus_LineofCreditFacilityAdditionalUncommittedBorrowingCapacity_C234B4B27A1AE62B655AE67A11FCF511" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Additional uncommitted borrowing capacity</link:label>
    <link:label id="lab_lfus_LineofCreditFacilityAdditionalUncommittedBorrowingCapacity_C234B4B27A1AE62B655AE67A11FCF511_label_en-US" xlink:label="lab_lfus_LineofCreditFacilityAdditionalUncommittedBorrowingCapacity_C234B4B27A1AE62B655AE67A11FCF511" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Line of Credit Facility, Additional Uncommitted Borrowing Capacity</link:label>
    <link:label id="lab_lfus_LineofCreditFacilityAdditionalUncommittedBorrowingCapacity_C234B4B27A1AE62B655AE67A11FCF511_documentation_en-US" xlink:label="lab_lfus_LineofCreditFacilityAdditionalUncommittedBorrowingCapacity_C234B4B27A1AE62B655AE67A11FCF511" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Additional uncommitted borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_LineofCreditFacilityAdditionalUncommittedBorrowingCapacity" xlink:label="loc_lfus_LineofCreditFacilityAdditionalUncommittedBorrowingCapacity_C234B4B27A1AE62B655AE67A11FCF511" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_LineofCreditFacilityAdditionalUncommittedBorrowingCapacity_C234B4B27A1AE62B655AE67A11FCF511" xlink:to="lab_lfus_LineofCreditFacilityAdditionalUncommittedBorrowingCapacity_C234B4B27A1AE62B655AE67A11FCF511" xlink:type="arc" />
    <link:label id="lab_lfus_LineofCreditFacilityAdditionalUncommittedBorrowingCapacityMinimumIncrements_402ACBF3D31059277C27E67A11FC6FFA_terseLabel_en-US" xlink:label="lab_lfus_LineofCreditFacilityAdditionalUncommittedBorrowingCapacityMinimumIncrements_402ACBF3D31059277C27E67A11FC6FFA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Additional uncommitted borrowing capacity, minimum increments</link:label>
    <link:label id="lab_lfus_LineofCreditFacilityAdditionalUncommittedBorrowingCapacityMinimumIncrements_402ACBF3D31059277C27E67A11FC6FFA_label_en-US" xlink:label="lab_lfus_LineofCreditFacilityAdditionalUncommittedBorrowingCapacityMinimumIncrements_402ACBF3D31059277C27E67A11FC6FFA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Line of Credit Facility, Additional Uncommitted Borrowing Capacity, Minimum Increments</link:label>
    <link:label id="lab_lfus_LineofCreditFacilityAdditionalUncommittedBorrowingCapacityMinimumIncrements_402ACBF3D31059277C27E67A11FC6FFA_documentation_en-US" xlink:label="lab_lfus_LineofCreditFacilityAdditionalUncommittedBorrowingCapacityMinimumIncrements_402ACBF3D31059277C27E67A11FC6FFA" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">The minimum incremental increase to the additional uncommitted borrowing capacity under a line of credit facility.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_LineofCreditFacilityAdditionalUncommittedBorrowingCapacityMinimumIncrements" xlink:label="loc_lfus_LineofCreditFacilityAdditionalUncommittedBorrowingCapacityMinimumIncrements_402ACBF3D31059277C27E67A11FC6FFA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_LineofCreditFacilityAdditionalUncommittedBorrowingCapacityMinimumIncrements_402ACBF3D31059277C27E67A11FC6FFA" xlink:to="lab_lfus_LineofCreditFacilityAdditionalUncommittedBorrowingCapacityMinimumIncrements_402ACBF3D31059277C27E67A11FC6FFA" xlink:type="arc" />
    <link:label id="lab_lfus_NumberofAdvances_768661D84232FA945809E67A11FC1EE4_terseLabel_en-US" xlink:label="lab_lfus_NumberofAdvances_768661D84232FA945809E67A11FC1EE4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Number of advances</link:label>
    <link:label id="lab_lfus_NumberofAdvances_768661D84232FA945809E67A11FC1EE4_label_en-US" xlink:label="lab_lfus_NumberofAdvances_768661D84232FA945809E67A11FC1EE4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Number of Advances</link:label>
    <link:label id="lab_lfus_NumberofAdvances_768661D84232FA945809E67A11FC1EE4_documentation_en-US" xlink:label="lab_lfus_NumberofAdvances_768661D84232FA945809E67A11FC1EE4" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">The number of advances will be made by the lender.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_NumberofAdvances" xlink:label="loc_lfus_NumberofAdvances_768661D84232FA945809E67A11FC1EE4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_NumberofAdvances_768661D84232FA945809E67A11FC1EE4" xlink:to="lab_lfus_NumberofAdvances_768661D84232FA945809E67A11FC1EE4" xlink:type="arc" />
    <link:label id="lab_us-gaap_ProceedsFromIssuanceOfLongTermDebt_226A57AB5AED16D51215E67A11FC2398_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOfLongTermDebt_226A57AB5AED16D51215E67A11FC2398" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Proceeds from issuance of debt</link:label>
    <link:label id="lab_us-gaap_ProceedsFromIssuanceOfLongTermDebt_226A57AB5AED16D51215E67A11FC2398_label_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOfLongTermDebt_226A57AB5AED16D51215E67A11FC2398" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Proceeds from Issuance of Long-term Debt</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromIssuanceOfLongTermDebt" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebt_226A57AB5AED16D51215E67A11FC2398" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebt_226A57AB5AED16D51215E67A11FC2398" xlink:to="lab_us-gaap_ProceedsFromIssuanceOfLongTermDebt_226A57AB5AED16D51215E67A11FC2398" xlink:type="arc" />
    <link:label id="lab_lfus_DebtInstrumentQuarterlyPaymentsPercentageofLoan_FD67DF02927935B26DD6E67A11FC472D_terseLabel_en-US" xlink:label="lab_lfus_DebtInstrumentQuarterlyPaymentsPercentageofLoan_FD67DF02927935B26DD6E67A11FC472D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Quarterly payments, percentage of loan</link:label>
    <link:label id="lab_lfus_DebtInstrumentQuarterlyPaymentsPercentageofLoan_FD67DF02927935B26DD6E67A11FC472D_label_en-US" xlink:label="lab_lfus_DebtInstrumentQuarterlyPaymentsPercentageofLoan_FD67DF02927935B26DD6E67A11FC472D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt Instrument, Quarterly Payments, Percentage of Loan</link:label>
    <link:label id="lab_lfus_DebtInstrumentQuarterlyPaymentsPercentageofLoan_FD67DF02927935B26DD6E67A11FC472D_documentation_en-US" xlink:label="lab_lfus_DebtInstrumentQuarterlyPaymentsPercentageofLoan_FD67DF02927935B26DD6E67A11FC472D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">The amount of quarterly payments required to be made on a debt instrument, as a percentage of the original loan.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_DebtInstrumentQuarterlyPaymentsPercentageofLoan" xlink:label="loc_lfus_DebtInstrumentQuarterlyPaymentsPercentageofLoan_FD67DF02927935B26DD6E67A11FC472D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_DebtInstrumentQuarterlyPaymentsPercentageofLoan_FD67DF02927935B26DD6E67A11FC472D" xlink:to="lab_lfus_DebtInstrumentQuarterlyPaymentsPercentageofLoan_FD67DF02927935B26DD6E67A11FC472D" xlink:type="arc" />
    <link:label id="lab_us-gaap_DebtInstrumentPeriodicPayment_D960CD157E0184FACF76E67A11FC0770_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentPeriodicPayment_D960CD157E0184FACF76E67A11FC0770" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Periodic payment</link:label>
    <link:label id="lab_us-gaap_DebtInstrumentPeriodicPayment_D960CD157E0184FACF76E67A11FC0770_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentPeriodicPayment_D960CD157E0184FACF76E67A11FC0770" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt Instrument, Periodic Payment</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentPeriodicPayment" xlink:label="loc_us-gaap_DebtInstrumentPeriodicPayment_D960CD157E0184FACF76E67A11FC0770" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentPeriodicPayment_D960CD157E0184FACF76E67A11FC0770" xlink:to="lab_us-gaap_DebtInstrumentPeriodicPayment_D960CD157E0184FACF76E67A11FC0770" xlink:type="arc" />
    <link:label id="lab_us-gaap_RepaymentsOfLongTermDebt_4B434E0F6E409190076BE67A11FD0997_terseLabel_en-US" xlink:label="lab_us-gaap_RepaymentsOfLongTermDebt_4B434E0F6E409190076BE67A11FD0997" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Repayments of debt</link:label>
    <link:label id="lab_us-gaap_RepaymentsOfLongTermDebt_4B434E0F6E409190076BE67A11FD0997_label_en-US" xlink:label="lab_us-gaap_RepaymentsOfLongTermDebt_4B434E0F6E409190076BE67A11FD0997" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Repayments of Long-term Debt</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RepaymentsOfLongTermDebt" xlink:label="loc_us-gaap_RepaymentsOfLongTermDebt_4B434E0F6E409190076BE67A11FD0997" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RepaymentsOfLongTermDebt_4B434E0F6E409190076BE67A11FD0997" xlink:to="lab_us-gaap_RepaymentsOfLongTermDebt_4B434E0F6E409190076BE67A11FD0997" xlink:type="arc" />
    <link:label id="lab_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_AFE8948342EAEF3EE6EAE67A11FDF756_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_AFE8948342EAEF3EE6EAE67A11FDF756" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Basis spread on variable rate</link:label>
    <link:label id="lab_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_AFE8948342EAEF3EE6EAE67A11FDF756_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_AFE8948342EAEF3EE6EAE67A11FDF756" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt Instrument, Basis Spread on Variable Rate</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentBasisSpreadOnVariableRate1" xlink:label="loc_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_AFE8948342EAEF3EE6EAE67A11FDF756" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_AFE8948342EAEF3EE6EAE67A11FDF756" xlink:to="lab_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_AFE8948342EAEF3EE6EAE67A11FDF756" xlink:type="arc" />
    <link:label id="lab_us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage_DC73CEC9050F556809B5E67A11FD706A_terseLabel_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage_DC73CEC9050F556809B5E67A11FD706A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Commitment fee</link:label>
    <link:label id="lab_us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage_DC73CEC9050F556809B5E67A11FD706A_label_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage_DC73CEC9050F556809B5E67A11FD706A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Line of Credit Facility, Unused Capacity, Commitment Fee Percentage</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage" xlink:label="loc_us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage_DC73CEC9050F556809B5E67A11FD706A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage_DC73CEC9050F556809B5E67A11FD706A" xlink:to="lab_us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage_DC73CEC9050F556809B5E67A11FD706A" xlink:type="arc" />
    <link:label id="lab_us-gaap_DebtInstrumentInterestRateEffectivePercentage_F6D5AD3BD6FF1C9A94E7E67A11FD0708_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentInterestRateEffectivePercentage_F6D5AD3BD6FF1C9A94E7E67A11FD0708" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Effective interest rate</link:label>
    <link:label id="lab_us-gaap_DebtInstrumentInterestRateEffectivePercentage_F6D5AD3BD6FF1C9A94E7E67A11FD0708_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentInterestRateEffectivePercentage_F6D5AD3BD6FF1C9A94E7E67A11FD0708" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt Instrument, Interest Rate, Effective Percentage</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentInterestRateEffectivePercentage" xlink:label="loc_us-gaap_DebtInstrumentInterestRateEffectivePercentage_F6D5AD3BD6FF1C9A94E7E67A11FD0708" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentInterestRateEffectivePercentage_F6D5AD3BD6FF1C9A94E7E67A11FD0708" xlink:to="lab_us-gaap_DebtInstrumentInterestRateEffectivePercentage_F6D5AD3BD6FF1C9A94E7E67A11FD0708" xlink:type="arc" />
    <link:label id="lab_us-gaap_LettersOfCreditOutstandingAmount_59F206DFC30B98B2E4D7E67A11FD60D1_terseLabel_en-US" xlink:label="lab_us-gaap_LettersOfCreditOutstandingAmount_59F206DFC30B98B2E4D7E67A11FD60D1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Letter of credit oustanding</link:label>
    <link:label id="lab_us-gaap_LettersOfCreditOutstandingAmount_59F206DFC30B98B2E4D7E67A11FD60D1_label_en-US" xlink:label="lab_us-gaap_LettersOfCreditOutstandingAmount_59F206DFC30B98B2E4D7E67A11FD60D1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Letters of Credit Outstanding, Amount</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LettersOfCreditOutstandingAmount" xlink:label="loc_us-gaap_LettersOfCreditOutstandingAmount_59F206DFC30B98B2E4D7E67A11FD60D1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LettersOfCreditOutstandingAmount_59F206DFC30B98B2E4D7E67A11FD60D1" xlink:to="lab_us-gaap_LettersOfCreditOutstandingAmount_59F206DFC30B98B2E4D7E67A11FD60D1" xlink:type="arc" />
    <link:label id="lab_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_F4994A21BC3351561A37E67A11FDC02D_terseLabel_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_F4994A21BC3351561A37E67A11FDC02D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Remaining borrowing capacity</link:label>
    <link:label id="lab_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_F4994A21BC3351561A37E67A11FDC02D_label_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_F4994A21BC3351561A37E67A11FDC02D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Line of Credit Facility, Remaining Borrowing Capacity</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity" xlink:label="loc_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_F4994A21BC3351561A37E67A11FDC02D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_F4994A21BC3351561A37E67A11FDC02D" xlink:to="lab_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_F4994A21BC3351561A37E67A11FDC02D" xlink:type="arc" />
    <link:label id="lab_us-gaap_DebtInstrumentFaceAmount_493E0CDE7B022C747224E67A11FE391F_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentFaceAmount_493E0CDE7B022C747224E67A11FE391F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Face amount of debt</link:label>
    <link:label id="lab_us-gaap_DebtInstrumentFaceAmount_493E0CDE7B022C747224E67A11FE391F_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentFaceAmount_493E0CDE7B022C747224E67A11FE391F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt Instrument, Face Amount</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentFaceAmount" xlink:label="loc_us-gaap_DebtInstrumentFaceAmount_493E0CDE7B022C747224E67A11FE391F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentFaceAmount_493E0CDE7B022C747224E67A11FE391F" xlink:to="lab_us-gaap_DebtInstrumentFaceAmount_493E0CDE7B022C747224E67A11FE391F" xlink:type="arc" />
    <link:label id="lab_lfus_NumberofSeries_1F4900C62A68DD784839E67A11FE53F3_terseLabel_en-US" xlink:label="lab_lfus_NumberofSeries_1F4900C62A68DD784839E67A11FE53F3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Number of series</link:label>
    <link:label id="lab_lfus_NumberofSeries_1F4900C62A68DD784839E67A11FE53F3_label_en-US" xlink:label="lab_lfus_NumberofSeries_1F4900C62A68DD784839E67A11FE53F3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Number of Series</link:label>
    <link:label id="lab_lfus_NumberofSeries_1F4900C62A68DD784839E67A11FE53F3_documentation_en-US" xlink:label="lab_lfus_NumberofSeries_1F4900C62A68DD784839E67A11FE53F3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Number of Series</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_NumberofSeries" xlink:label="loc_lfus_NumberofSeries_1F4900C62A68DD784839E67A11FE53F3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_NumberofSeries_1F4900C62A68DD784839E67A11FE53F3" xlink:to="lab_lfus_NumberofSeries_1F4900C62A68DD784839E67A11FE53F3" xlink:type="arc" />
    <link:label id="lab_us-gaap_DebtInstrumentInterestRateStatedPercentage_3EA1873BB3B809FE81BCE67A11FE7F09_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentInterestRateStatedPercentage_3EA1873BB3B809FE81BCE67A11FE7F09" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Stated interest rate</link:label>
    <link:label id="lab_us-gaap_DebtInstrumentInterestRateStatedPercentage_3EA1873BB3B809FE81BCE67A11FE7F09_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentInterestRateStatedPercentage_3EA1873BB3B809FE81BCE67A11FE7F09" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt Instrument, Interest Rate, Stated Percentage</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage" xlink:label="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_3EA1873BB3B809FE81BCE67A11FE7F09" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_3EA1873BB3B809FE81BCE67A11FE7F09" xlink:to="lab_us-gaap_DebtInstrumentInterestRateStatedPercentage_3EA1873BB3B809FE81BCE67A11FE7F09" xlink:type="arc" />
    <link:label id="lab_us-gaap_InterestPaid_0692069C7A337C1E67F5E67A11FEE96D_terseLabel_en-US" xlink:label="lab_us-gaap_InterestPaid_0692069C7A337C1E67F5E67A11FEE96D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Interest paid</link:label>
    <link:label id="lab_us-gaap_InterestPaid_0692069C7A337C1E67F5E67A11FEE96D_label_en-US" xlink:label="lab_us-gaap_InterestPaid_0692069C7A337C1E67F5E67A11FEE96D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Interest Paid, Including Capitalized Interest, Operating and Investing Activities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InterestPaid" xlink:label="loc_us-gaap_InterestPaid_0692069C7A337C1E67F5E67A11FEE96D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InterestPaid_0692069C7A337C1E67F5E67A11FEE96D" xlink:to="lab_us-gaap_InterestPaid_0692069C7A337C1E67F5E67A11FEE96D" xlink:type="arc" />
    <link:label id="lab_us-gaap_PaymentsOfDebtIssuanceCosts_9F25C7067A4BA002C46FE67A11FEA876_terseLabel_en-US" xlink:label="lab_us-gaap_PaymentsOfDebtIssuanceCosts_9F25C7067A4BA002C46FE67A11FEA876" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Payments of debt issuance costs</link:label>
    <link:label id="lab_us-gaap_PaymentsOfDebtIssuanceCosts_9F25C7067A4BA002C46FE67A11FEA876_label_en-US" xlink:label="lab_us-gaap_PaymentsOfDebtIssuanceCosts_9F25C7067A4BA002C46FE67A11FEA876" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Payments of Debt Issuance Costs</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsOfDebtIssuanceCosts" xlink:label="loc_us-gaap_PaymentsOfDebtIssuanceCosts_9F25C7067A4BA002C46FE67A11FEA876" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsOfDebtIssuanceCosts_9F25C7067A4BA002C46FE67A11FEA876" xlink:to="lab_us-gaap_PaymentsOfDebtIssuanceCosts_9F25C7067A4BA002C46FE67A11FEA876" xlink:type="arc" />
    <link:label id="lab_lfus_NumeratorAbstract_7B7260516CE7878067D7FC50C9754275_terseLabel_en-US" xlink:label="lab_lfus_NumeratorAbstract_7B7260516CE7878067D7FC50C9754275" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Numerator:</link:label>
    <link:label id="lab_lfus_NumeratorAbstract_7B7260516CE7878067D7FC50C9754275_label_en-US" xlink:label="lab_lfus_NumeratorAbstract_7B7260516CE7878067D7FC50C9754275" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Numerator [Abstract]</link:label>
    <link:label id="lab_lfus_NumeratorAbstract_7B7260516CE7878067D7FC50C9754275_documentation_en-US" xlink:label="lab_lfus_NumeratorAbstract_7B7260516CE7878067D7FC50C9754275" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Numerator [Abstract]</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_NumeratorAbstract" xlink:label="loc_lfus_NumeratorAbstract_7B7260516CE7878067D7FC50C9754275" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_NumeratorAbstract_7B7260516CE7878067D7FC50C9754275" xlink:to="lab_lfus_NumeratorAbstract_7B7260516CE7878067D7FC50C9754275" xlink:type="arc" />
    <link:label id="lab_us-gaap_ProfitLoss_64A88BEEAEAACBA61ABEFC50C9757D40_verboseLabel_en-US" xlink:label="lab_us-gaap_ProfitLoss_64A88BEEAEAACBA61ABEFC50C9757D40" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Net income as reported</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProfitLoss" xlink:label="loc_us-gaap_ProfitLoss_64A88BEEAEAACBA61ABEFC50C9757D40" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProfitLoss_64A88BEEAEAACBA61ABEFC50C9757D40" xlink:to="lab_us-gaap_ProfitLoss_64A88BEEAEAACBA61ABEFC50C9757D40" xlink:type="arc" />
    <link:label id="lab_lfus_DenominatorAbstract_1C10C6E6DBB3E1FA818AFC50C976F2CA_terseLabel_en-US" xlink:label="lab_lfus_DenominatorAbstract_1C10C6E6DBB3E1FA818AFC50C976F2CA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Denominator:</link:label>
    <link:label id="lab_lfus_DenominatorAbstract_1C10C6E6DBB3E1FA818AFC50C976F2CA_label_en-US" xlink:label="lab_lfus_DenominatorAbstract_1C10C6E6DBB3E1FA818AFC50C976F2CA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Denominator [Abstract]</link:label>
    <link:label id="lab_lfus_DenominatorAbstract_1C10C6E6DBB3E1FA818AFC50C976F2CA_documentation_en-US" xlink:label="lab_lfus_DenominatorAbstract_1C10C6E6DBB3E1FA818AFC50C976F2CA" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Denominator [Abstract]</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_DenominatorAbstract" xlink:label="loc_lfus_DenominatorAbstract_1C10C6E6DBB3E1FA818AFC50C976F2CA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_DenominatorAbstract_1C10C6E6DBB3E1FA818AFC50C976F2CA" xlink:to="lab_lfus_DenominatorAbstract_1C10C6E6DBB3E1FA818AFC50C976F2CA" xlink:type="arc" />
    <link:label id="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_27555445F8E27C34C1D2FC50C976E709_terseLabel_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_27555445F8E27C34C1D2FC50C976E709" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Weighted average shares outstanding</link:label>
    <link:label id="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_27555445F8E27C34C1D2FC50C976E709_label_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_27555445F8E27C34C1D2FC50C976E709" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Weighted Average Number of Shares Outstanding Reconciliation [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_27555445F8E27C34C1D2FC50C976E709" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_27555445F8E27C34C1D2FC50C976E709" xlink:to="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_27555445F8E27C34C1D2FC50C976E709" xlink:type="arc" />
    <link:label id="lab_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_BF77B10DB21A63C2E6F1FC50C977591C_terseLabel_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_BF77B10DB21A63C2E6F1FC50C977591C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Effect of dilutive securities (in shares)</link:label>
    <link:label id="lab_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_BF77B10DB21A63C2E6F1FC50C977591C_label_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_BF77B10DB21A63C2E6F1FC50C977591C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Weighted Average Number Diluted Shares Outstanding Adjustment</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment" xlink:label="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_BF77B10DB21A63C2E6F1FC50C977591C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_BF77B10DB21A63C2E6F1FC50C977591C" xlink:to="lab_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_BF77B10DB21A63C2E6F1FC50C977591C" xlink:type="arc" />
    <link:label id="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_0D70D3AEDEBC8179D93FFC50C977D151_totalLabel_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_0D70D3AEDEBC8179D93FFC50C977D151" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Diluted (in shares)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_0D70D3AEDEBC8179D93FFC50C977D151" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_0D70D3AEDEBC8179D93FFC50C977D151" xlink:to="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_0D70D3AEDEBC8179D93FFC50C977D151" xlink:type="arc" />
    <link:label id="lab_us-gaap_EarningsPerShareReconciliationAbstract_CC192C4E4E0A91DE34F0FC50C977D770_terseLabel_en-US" xlink:label="lab_us-gaap_EarningsPerShareReconciliationAbstract_CC192C4E4E0A91DE34F0FC50C977D770" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Earnings Per Share:</link:label>
    <link:label id="lab_us-gaap_EarningsPerShareReconciliationAbstract_CC192C4E4E0A91DE34F0FC50C977D770_label_en-US" xlink:label="lab_us-gaap_EarningsPerShareReconciliationAbstract_CC192C4E4E0A91DE34F0FC50C977D770" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Earnings Per Share Reconciliation [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EarningsPerShareReconciliationAbstract" xlink:label="loc_us-gaap_EarningsPerShareReconciliationAbstract_CC192C4E4E0A91DE34F0FC50C977D770" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EarningsPerShareReconciliationAbstract_CC192C4E4E0A91DE34F0FC50C977D770" xlink:to="lab_us-gaap_EarningsPerShareReconciliationAbstract_CC192C4E4E0A91DE34F0FC50C977D770" xlink:type="arc" />
    <link:label id="lab_us-gaap_EarningsPerShareBasic_648F254CF79CA70FBB67FC50C977F144_verboseLabel_en-US" xlink:label="lab_us-gaap_EarningsPerShareBasic_648F254CF79CA70FBB67FC50C977F144" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Basic earnings per share (in dollars per share)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EarningsPerShareBasic" xlink:label="loc_us-gaap_EarningsPerShareBasic_648F254CF79CA70FBB67FC50C977F144" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EarningsPerShareBasic_648F254CF79CA70FBB67FC50C977F144" xlink:to="lab_us-gaap_EarningsPerShareBasic_648F254CF79CA70FBB67FC50C977F144" xlink:type="arc" />
    <link:label id="lab_us-gaap_EarningsPerShareDiluted_C8849EDDD126F834CD8FFC50C9771695_verboseLabel_en-US" xlink:label="lab_us-gaap_EarningsPerShareDiluted_C8849EDDD126F834CD8FFC50C9771695" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Diluted earnings per share (in dollars per share)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EarningsPerShareDiluted" xlink:label="loc_us-gaap_EarningsPerShareDiluted_C8849EDDD126F834CD8FFC50C9771695" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EarningsPerShareDiluted_C8849EDDD126F834CD8FFC50C9771695" xlink:to="lab_us-gaap_EarningsPerShareDiluted_C8849EDDD126F834CD8FFC50C9771695" xlink:type="arc" />
    <link:label id="lab_us-gaap_StatementOfFinancialPositionAbstract_34027D7A9559E6886515CD26AC4495A1_label_en-US" xlink:label="lab_us-gaap_StatementOfFinancialPositionAbstract_34027D7A9559E6886515CD26AC4495A1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Statement of Financial Position [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StatementOfFinancialPositionAbstract" xlink:label="loc_us-gaap_StatementOfFinancialPositionAbstract_34027D7A9559E6886515CD26AC4495A1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_34027D7A9559E6886515CD26AC4495A1" xlink:to="lab_us-gaap_StatementOfFinancialPositionAbstract_34027D7A9559E6886515CD26AC4495A1" xlink:type="arc" />
    <link:label id="lab_us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_6DB7F5284F74AD6E630FCD26AC44738E_terseLabel_en-US" xlink:label="lab_us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_6DB7F5284F74AD6E630FCD26AC44738E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Trade receivables, allowances</link:label>
    <link:label id="lab_us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_6DB7F5284F74AD6E630FCD26AC44738E_label_en-US" xlink:label="lab_us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_6DB7F5284F74AD6E630FCD26AC44738E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accounts Receivable, Allowance for Credit Loss, Current</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent" xlink:label="loc_us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_6DB7F5284F74AD6E630FCD26AC44738E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_6DB7F5284F74AD6E630FCD26AC44738E" xlink:to="lab_us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_6DB7F5284F74AD6E630FCD26AC44738E" xlink:type="arc" />
    <link:label id="lab_us-gaap_CommonStockParOrStatedValuePerShare_9425CDF5735E6DA9F31ACD26AC44C836_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockParOrStatedValuePerShare_9425CDF5735E6DA9F31ACD26AC44C836" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Common stock, par value (in dollars per share)</link:label>
    <link:label id="lab_us-gaap_CommonStockParOrStatedValuePerShare_9425CDF5735E6DA9F31ACD26AC44C836_label_en-US" xlink:label="lab_us-gaap_CommonStockParOrStatedValuePerShare_9425CDF5735E6DA9F31ACD26AC44C836" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Common Stock, Par or Stated Value Per Share</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommonStockParOrStatedValuePerShare" xlink:label="loc_us-gaap_CommonStockParOrStatedValuePerShare_9425CDF5735E6DA9F31ACD26AC44C836" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommonStockParOrStatedValuePerShare_9425CDF5735E6DA9F31ACD26AC44C836" xlink:to="lab_us-gaap_CommonStockParOrStatedValuePerShare_9425CDF5735E6DA9F31ACD26AC44C836" xlink:type="arc" />
    <link:label id="lab_us-gaap_CommonStockSharesAuthorized_A827AC05F598E2DCDFC0CD26AC452DE8_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockSharesAuthorized_A827AC05F598E2DCDFC0CD26AC452DE8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Common stock, shares authorized (in shares)</link:label>
    <link:label id="lab_us-gaap_CommonStockSharesAuthorized_A827AC05F598E2DCDFC0CD26AC452DE8_label_en-US" xlink:label="lab_us-gaap_CommonStockSharesAuthorized_A827AC05F598E2DCDFC0CD26AC452DE8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Common Stock, Shares Authorized</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommonStockSharesAuthorized" xlink:label="loc_us-gaap_CommonStockSharesAuthorized_A827AC05F598E2DCDFC0CD26AC452DE8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommonStockSharesAuthorized_A827AC05F598E2DCDFC0CD26AC452DE8" xlink:to="lab_us-gaap_CommonStockSharesAuthorized_A827AC05F598E2DCDFC0CD26AC452DE8" xlink:type="arc" />
    <link:label id="lab_us-gaap_CommonStockSharesIssued_B21633117B41B1E7BCB3CD26AC45232D_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockSharesIssued_B21633117B41B1E7BCB3CD26AC45232D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Common stock, shares issued (in shares)</link:label>
    <link:label id="lab_us-gaap_CommonStockSharesIssued_B21633117B41B1E7BCB3CD26AC45232D_label_en-US" xlink:label="lab_us-gaap_CommonStockSharesIssued_B21633117B41B1E7BCB3CD26AC45232D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Common Stock, Shares, Issued</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommonStockSharesIssued" xlink:label="loc_us-gaap_CommonStockSharesIssued_B21633117B41B1E7BCB3CD26AC45232D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommonStockSharesIssued_B21633117B41B1E7BCB3CD26AC45232D" xlink:to="lab_us-gaap_CommonStockSharesIssued_B21633117B41B1E7BCB3CD26AC45232D" xlink:type="arc" />
    <link:label id="lab_us-gaap_TreasuryStockShares_A280AD7C8D677CCFE589CD26AC45E4BE_terseLabel_en-US" xlink:label="lab_us-gaap_TreasuryStockShares_A280AD7C8D677CCFE589CD26AC45E4BE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Treasury stock, shares (in shares)</link:label>
    <link:label id="lab_us-gaap_TreasuryStockShares_A280AD7C8D677CCFE589CD26AC45E4BE_label_en-US" xlink:label="lab_us-gaap_TreasuryStockShares_A280AD7C8D677CCFE589CD26AC45E4BE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Treasury Stock, Shares</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TreasuryStockShares" xlink:label="loc_us-gaap_TreasuryStockShares_A280AD7C8D677CCFE589CD26AC45E4BE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TreasuryStockShares_A280AD7C8D677CCFE589CD26AC45E4BE" xlink:to="lab_us-gaap_TreasuryStockShares_A280AD7C8D677CCFE589CD26AC45E4BE" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_B1BA9E7273D8507298A235D75C6A6529_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_B1BA9E7273D8507298A235D75C6A6529" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Finite-Lived Intangible Assets [Table]</link:label>
    <link:label id="lab_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_B1BA9E7273D8507298A235D75C6A6529_label_en-US" xlink:label="lab_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_B1BA9E7273D8507298A235D75C6A6529" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Finite-Lived Intangible Assets [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable" xlink:label="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_B1BA9E7273D8507298A235D75C6A6529" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_B1BA9E7273D8507298A235D75C6A6529" xlink:to="lab_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_B1BA9E7273D8507298A235D75C6A6529" xlink:type="arc" />
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_9DAD75C47F6AEACDC9FF35D75C6A2698_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_9DAD75C47F6AEACDC9FF35D75C6A2698" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Finite-Lived Intangible Assets by Major Class [Axis]</link:label>
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_9DAD75C47F6AEACDC9FF35D75C6A2698_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_9DAD75C47F6AEACDC9FF35D75C6A2698" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Finite-Lived Intangible Assets by Major Class [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_9DAD75C47F6AEACDC9FF35D75C6A2698" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_9DAD75C47F6AEACDC9FF35D75C6A2698" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_9DAD75C47F6AEACDC9FF35D75C6A2698" xlink:type="arc" />
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_7C5798B89FD0EDB5455B35D75C6B2392_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_7C5798B89FD0EDB5455B35D75C6B2392" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Finite-Lived Intangible Assets, Major Class Name [Domain]</link:label>
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_7C5798B89FD0EDB5455B35D75C6B2392_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_7C5798B89FD0EDB5455B35D75C6B2392" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Finite-Lived Intangible Assets, Major Class Name [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_7C5798B89FD0EDB5455B35D75C6B2392" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_7C5798B89FD0EDB5455B35D75C6B2392" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_7C5798B89FD0EDB5455B35D75C6B2392" xlink:type="arc" />
    <link:label id="lab_us-gaap_UseRightsMember_E10E9B0F4D8F97E6960935D75C6B00CC_terseLabel_en-US" xlink:label="lab_us-gaap_UseRightsMember_E10E9B0F4D8F97E6960935D75C6B00CC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Land use rights</link:label>
    <link:label id="lab_us-gaap_UseRightsMember_E10E9B0F4D8F97E6960935D75C6B00CC_label_en-US" xlink:label="lab_us-gaap_UseRightsMember_E10E9B0F4D8F97E6960935D75C6B00CC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Use Rights [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_UseRightsMember" xlink:label="loc_us-gaap_UseRightsMember_E10E9B0F4D8F97E6960935D75C6B00CC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_UseRightsMember_E10E9B0F4D8F97E6960935D75C6B00CC" xlink:to="lab_us-gaap_UseRightsMember_E10E9B0F4D8F97E6960935D75C6B00CC" xlink:type="arc" />
    <link:label id="lab_lfus_PatentsLicensesAndSoftwareMember_2D7960C7D9C5D0FED90A35D75C6BD170_terseLabel_en-US" xlink:label="lab_lfus_PatentsLicensesAndSoftwareMember_2D7960C7D9C5D0FED90A35D75C6BD170" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Patents, licenses and software</link:label>
    <link:label id="lab_lfus_PatentsLicensesAndSoftwareMember_2D7960C7D9C5D0FED90A35D75C6BD170_label_en-US" xlink:label="lab_lfus_PatentsLicensesAndSoftwareMember_2D7960C7D9C5D0FED90A35D75C6BD170" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Patents, Licenses, and Software [Member]</link:label>
    <link:label id="lab_lfus_PatentsLicensesAndSoftwareMember_2D7960C7D9C5D0FED90A35D75C6BD170_documentation_en-US" xlink:label="lab_lfus_PatentsLicensesAndSoftwareMember_2D7960C7D9C5D0FED90A35D75C6BD170" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">The name or description of finite lived intangible assets.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_PatentsLicensesAndSoftwareMember" xlink:label="loc_lfus_PatentsLicensesAndSoftwareMember_2D7960C7D9C5D0FED90A35D75C6BD170" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_PatentsLicensesAndSoftwareMember_2D7960C7D9C5D0FED90A35D75C6BD170" xlink:to="lab_lfus_PatentsLicensesAndSoftwareMember_2D7960C7D9C5D0FED90A35D75C6BD170" xlink:type="arc" />
    <link:label id="lab_us-gaap_DistributionRightsMember_124A703AE575BD8CC2C535D75C6BC7A8_terseLabel_en-US" xlink:label="lab_us-gaap_DistributionRightsMember_124A703AE575BD8CC2C535D75C6BC7A8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Distribution network</link:label>
    <link:label id="lab_us-gaap_DistributionRightsMember_124A703AE575BD8CC2C535D75C6BC7A8_label_en-US" xlink:label="lab_us-gaap_DistributionRightsMember_124A703AE575BD8CC2C535D75C6BC7A8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Distribution Rights [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DistributionRightsMember" xlink:label="loc_us-gaap_DistributionRightsMember_124A703AE575BD8CC2C535D75C6BC7A8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DistributionRightsMember_124A703AE575BD8CC2C535D75C6BC7A8" xlink:to="lab_us-gaap_DistributionRightsMember_124A703AE575BD8CC2C535D75C6BC7A8" xlink:type="arc" />
    <link:label id="lab_lfus_CustomerListsTrademarksAndTradeNamesMember_94FCC7A07139679D9C3235D75C6C4495_terseLabel_en-US" xlink:label="lab_lfus_CustomerListsTrademarksAndTradeNamesMember_94FCC7A07139679D9C3235D75C6C4495" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Customer relationships, trademarks, and tradenames</link:label>
    <link:label id="lab_lfus_CustomerListsTrademarksAndTradeNamesMember_94FCC7A07139679D9C3235D75C6C4495_label_en-US" xlink:label="lab_lfus_CustomerListsTrademarksAndTradeNamesMember_94FCC7A07139679D9C3235D75C6C4495" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Customer Lists, Trademarks, and Trade Names [Member]</link:label>
    <link:label id="lab_lfus_CustomerListsTrademarksAndTradeNamesMember_94FCC7A07139679D9C3235D75C6C4495_documentation_en-US" xlink:label="lab_lfus_CustomerListsTrademarksAndTradeNamesMember_94FCC7A07139679D9C3235D75C6C4495" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Represents the information regarding the customer lists, trademarks, and trade names, which are classified as intangible assets.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_CustomerListsTrademarksAndTradeNamesMember" xlink:label="loc_lfus_CustomerListsTrademarksAndTradeNamesMember_94FCC7A07139679D9C3235D75C6C4495" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_CustomerListsTrademarksAndTradeNamesMember_94FCC7A07139679D9C3235D75C6C4495" xlink:to="lab_lfus_CustomerListsTrademarksAndTradeNamesMember_94FCC7A07139679D9C3235D75C6C4495" xlink:type="arc" />
    <link:label id="lab_us-gaap_OrderOrProductionBacklogMember_E453DFB25BF30E3ED66035D75C6C48B1_terseLabel_en-US" xlink:label="lab_us-gaap_OrderOrProductionBacklogMember_E453DFB25BF30E3ED66035D75C6C48B1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Order backlog</link:label>
    <link:label id="lab_us-gaap_OrderOrProductionBacklogMember_E453DFB25BF30E3ED66035D75C6C48B1_label_en-US" xlink:label="lab_us-gaap_OrderOrProductionBacklogMember_E453DFB25BF30E3ED66035D75C6C48B1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Order or Production Backlog [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OrderOrProductionBacklogMember" xlink:label="loc_us-gaap_OrderOrProductionBacklogMember_E453DFB25BF30E3ED66035D75C6C48B1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OrderOrProductionBacklogMember_E453DFB25BF30E3ED66035D75C6C48B1" xlink:to="lab_us-gaap_OrderOrProductionBacklogMember_E453DFB25BF30E3ED66035D75C6C48B1" xlink:type="arc" />
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsLineItems_5EB83AF0DEC45E1AA98935D75C6CB626_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsLineItems_5EB83AF0DEC45E1AA98935D75C6CB626" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Finite-Lived Intangible Assets [Line Items]</link:label>
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsLineItems_5EB83AF0DEC45E1AA98935D75C6CB626_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsLineItems_5EB83AF0DEC45E1AA98935D75C6CB626" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Finite-Lived Intangible Assets [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsLineItems" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_5EB83AF0DEC45E1AA98935D75C6CB626" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_5EB83AF0DEC45E1AA98935D75C6CB626" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsLineItems_5EB83AF0DEC45E1AA98935D75C6CB626" xlink:type="arc" />
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsGross_FA687AE44F43E23F5D6635D75C6C99ED_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsGross_FA687AE44F43E23F5D6635D75C6C99ED" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Gross Carrying Value</link:label>
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsGross_FA687AE44F43E23F5D6635D75C6C99ED_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsGross_FA687AE44F43E23F5D6635D75C6C99ED" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Finite-Lived Intangible Assets, Gross</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsGross" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsGross_FA687AE44F43E23F5D6635D75C6C99ED" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsGross_FA687AE44F43E23F5D6635D75C6C99ED" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsGross_FA687AE44F43E23F5D6635D75C6C99ED" xlink:type="arc" />
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_C7AB632280D69196CE8135D75C6C15FC_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_C7AB632280D69196CE8135D75C6C15FC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accumulated Amortization</link:label>
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_C7AB632280D69196CE8135D75C6C15FC_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_C7AB632280D69196CE8135D75C6C15FC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Finite-Lived Intangible Assets, Accumulated Amortization</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_C7AB632280D69196CE8135D75C6C15FC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_C7AB632280D69196CE8135D75C6C15FC" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_C7AB632280D69196CE8135D75C6C15FC" xlink:type="arc" />
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsNet_96C1909358C911FA02FB35D75C6CC888_totalLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsNet_96C1909358C911FA02FB35D75C6CC888" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total</link:label>
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsNet_96C1909358C911FA02FB35D75C6CC888_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsNet_96C1909358C911FA02FB35D75C6CC888" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Finite-Lived Intangible Assets, Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsNet" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsNet_96C1909358C911FA02FB35D75C6CC888" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_96C1909358C911FA02FB35D75C6CC888" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsNet_96C1909358C911FA02FB35D75C6CC888" xlink:type="arc" />
    <link:label id="lab_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_1B66AAA27AE269DAF75E35D75C6DDC8E_terseLabel_en-US" xlink:label="lab_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_1B66AAA27AE269DAF75E35D75C6DDC8E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Weighted Average Useful Life (Years)</link:label>
    <link:label id="lab_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_1B66AAA27AE269DAF75E35D75C6DDC8E_label_en-US" xlink:label="lab_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_1B66AAA27AE269DAF75E35D75C6DDC8E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Acquired Finite-lived Intangible Assets, Weighted Average Useful Life</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife" xlink:label="loc_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_1B66AAA27AE269DAF75E35D75C6DDC8E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_1B66AAA27AE269DAF75E35D75C6DDC8E" xlink:to="lab_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_1B66AAA27AE269DAF75E35D75C6DDC8E" xlink:type="arc" />
    <link:label id="lab_us-gaap_FinitelivedIntangibleAssetsAcquired1_DFEA781D7C1DA47AC2AD35D75C6D4376_terseLabel_en-US" xlink:label="lab_us-gaap_FinitelivedIntangibleAssetsAcquired1_DFEA781D7C1DA47AC2AD35D75C6D4376" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Amount</link:label>
    <link:label id="lab_us-gaap_FinitelivedIntangibleAssetsAcquired1_DFEA781D7C1DA47AC2AD35D75C6D4376_label_en-US" xlink:label="lab_us-gaap_FinitelivedIntangibleAssetsAcquired1_DFEA781D7C1DA47AC2AD35D75C6D4376" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Finite-lived Intangible Assets Acquired</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinitelivedIntangibleAssetsAcquired1" xlink:label="loc_us-gaap_FinitelivedIntangibleAssetsAcquired1_DFEA781D7C1DA47AC2AD35D75C6D4376" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinitelivedIntangibleAssetsAcquired1_DFEA781D7C1DA47AC2AD35D75C6D4376" xlink:to="lab_us-gaap_FinitelivedIntangibleAssetsAcquired1_DFEA781D7C1DA47AC2AD35D75C6D4376" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeTaxDisclosureTextBlock_7A143E093E0200CEF302FC50C9BD05F5_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxDisclosureTextBlock_7A143E093E0200CEF302FC50C9BD05F5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Income Taxes</link:label>
    <link:label id="lab_us-gaap_IncomeTaxDisclosureTextBlock_7A143E093E0200CEF302FC50C9BD05F5_label_en-US" xlink:label="lab_us-gaap_IncomeTaxDisclosureTextBlock_7A143E093E0200CEF302FC50C9BD05F5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Tax Disclosure [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxDisclosureTextBlock" xlink:label="loc_us-gaap_IncomeTaxDisclosureTextBlock_7A143E093E0200CEF302FC50C9BD05F5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeTaxDisclosureTextBlock_7A143E093E0200CEF302FC50C9BD05F5" xlink:to="lab_us-gaap_IncomeTaxDisclosureTextBlock_7A143E093E0200CEF302FC50C9BD05F5" xlink:type="arc" />
    <link:label id="lab_us-gaap_LeasesAbstract_CFD1DE53873B721590C2D17C5281FD62_label_en-US" xlink:label="lab_us-gaap_LeasesAbstract_CFD1DE53873B721590C2D17C5281FD62" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Leases [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LeasesAbstract" xlink:label="loc_us-gaap_LeasesAbstract_CFD1DE53873B721590C2D17C5281FD62" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LeasesAbstract_CFD1DE53873B721590C2D17C5281FD62" xlink:to="lab_us-gaap_LeasesAbstract_CFD1DE53873B721590C2D17C5281FD62" xlink:type="arc" />
    <link:label id="lab_lfus_LeasePaymentsAbstract_26E248AA727D9403CE58D17CFC8031B3_terseLabel_en-US" xlink:label="lab_lfus_LeasePaymentsAbstract_26E248AA727D9403CE58D17CFC8031B3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cash paid for amounts included in the measurement of lease liabilities</link:label>
    <link:label id="lab_lfus_LeasePaymentsAbstract_26E248AA727D9403CE58D17CFC8031B3_label_en-US" xlink:label="lab_lfus_LeasePaymentsAbstract_26E248AA727D9403CE58D17CFC8031B3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Lease, Payments [Abstract]</link:label>
    <link:label id="lab_lfus_LeasePaymentsAbstract_26E248AA727D9403CE58D17CFC8031B3_documentation_en-US" xlink:label="lab_lfus_LeasePaymentsAbstract_26E248AA727D9403CE58D17CFC8031B3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Lease, Payments</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_LeasePaymentsAbstract" xlink:label="loc_lfus_LeasePaymentsAbstract_26E248AA727D9403CE58D17CFC8031B3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_LeasePaymentsAbstract_26E248AA727D9403CE58D17CFC8031B3" xlink:to="lab_lfus_LeasePaymentsAbstract_26E248AA727D9403CE58D17CFC8031B3" xlink:type="arc" />
    <link:label id="lab_us-gaap_OperatingLeasePayments_E84FCDA4CC90684E8E54D17DFA52CE96_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeasePayments_E84FCDA4CC90684E8E54D17DFA52CE96" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Operating cash flow payments for operating leases</link:label>
    <link:label id="lab_us-gaap_OperatingLeasePayments_E84FCDA4CC90684E8E54D17DFA52CE96_label_en-US" xlink:label="lab_us-gaap_OperatingLeasePayments_E84FCDA4CC90684E8E54D17DFA52CE96" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Operating Lease, Payments</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeasePayments" xlink:label="loc_us-gaap_OperatingLeasePayments_E84FCDA4CC90684E8E54D17DFA52CE96" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeasePayments_E84FCDA4CC90684E8E54D17DFA52CE96" xlink:to="lab_us-gaap_OperatingLeasePayments_E84FCDA4CC90684E8E54D17DFA52CE96" xlink:type="arc" />
    <link:label id="lab_us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability_B40B0BFA3E0E961B049ED17ECC7FF984_terseLabel_en-US" xlink:label="lab_us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability_B40B0BFA3E0E961B049ED17ECC7FF984" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Leased assets obtained in exchange for operating lease liabilities</link:label>
    <link:label id="lab_us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability_B40B0BFA3E0E961B049ED17ECC7FF984_label_en-US" xlink:label="lab_us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability_B40B0BFA3E0E961B049ED17ECC7FF984" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Right-of-Use Asset Obtained in Exchange for Operating Lease Liability</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability" xlink:label="loc_us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability_B40B0BFA3E0E961B049ED17ECC7FF984" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability_B40B0BFA3E0E961B049ED17ECC7FF984" xlink:to="lab_us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability_B40B0BFA3E0E961B049ED17ECC7FF984" xlink:type="arc" />
    <link:label id="lab_us-gaap_CompensationAndRetirementDisclosureAbstract_32FCEB03C9635C47D28E3069DF0F0076_label_en-US" xlink:label="lab_us-gaap_CompensationAndRetirementDisclosureAbstract_32FCEB03C9635C47D28E3069DF0F0076" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Retirement Benefits [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CompensationAndRetirementDisclosureAbstract" xlink:label="loc_us-gaap_CompensationAndRetirementDisclosureAbstract_32FCEB03C9635C47D28E3069DF0F0076" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CompensationAndRetirementDisclosureAbstract_32FCEB03C9635C47D28E3069DF0F0076" xlink:to="lab_us-gaap_CompensationAndRetirementDisclosureAbstract_32FCEB03C9635C47D28E3069DF0F0076" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesBeforeTax_6559DB15E941EC3EEEFE3069DF0FC965_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesBeforeTax_6559DB15E941EC3EEEFE3069DF0FC965" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Net actuarial loss</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesBeforeTax_6559DB15E941EC3EEEFE3069DF0FC965_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesBeforeTax_6559DB15E941EC3EEEFE3069DF0FC965" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Accumulated Other Comprehensive Income (Loss), Gain (Loss), before Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesBeforeTax" xlink:label="loc_us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesBeforeTax_6559DB15E941EC3EEEFE3069DF0FC965" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesBeforeTax_6559DB15E941EC3EEEFE3069DF0FC965" xlink:to="lab_us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesBeforeTax_6559DB15E941EC3EEEFE3069DF0FC965" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetPriorServiceCostCreditBeforeTax_EA578CFB29415C9B4F533069DF105425_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetPriorServiceCostCreditBeforeTax_EA578CFB29415C9B4F533069DF105425" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Prior service cost</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetPriorServiceCostCreditBeforeTax_EA578CFB29415C9B4F533069DF105425_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetPriorServiceCostCreditBeforeTax_EA578CFB29415C9B4F533069DF105425" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Accumulated Other Comprehensive (Income) Loss, Prior Service Cost (Credit), before Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetPriorServiceCostCreditBeforeTax" xlink:label="loc_us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetPriorServiceCostCreditBeforeTax_EA578CFB29415C9B4F533069DF105425" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetPriorServiceCostCreditBeforeTax_EA578CFB29415C9B4F533069DF105425" xlink:to="lab_us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetPriorServiceCostCreditBeforeTax_EA578CFB29415C9B4F533069DF105425" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTax_D5E7F226DE3316ED2B193069DF10F47C_totalLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTax_D5E7F226DE3316ED2B193069DF10F47C" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTax_D5E7F226DE3316ED2B193069DF10F47C_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTax_D5E7F226DE3316ED2B193069DF10F47C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Accumulated Other Comprehensive (Income) Loss, before Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTax" xlink:label="loc_us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTax_D5E7F226DE3316ED2B193069DF10F47C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTax_D5E7F226DE3316ED2B193069DF10F47C" xlink:to="lab_us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTax_D5E7F226DE3316ED2B193069DF10F47C" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanExpectedAmortizationNextFiscalYear_AC754060A5CFE291322F3069DF103D57_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanExpectedAmortizationNextFiscalYear_AC754060A5CFE291322F3069DF103D57" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Estimated net actuarial loss which will be amortized from accumulated other comprehensive income (loss) into benefit cost in 2020</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanExpectedAmortizationNextFiscalYear_AC754060A5CFE291322F3069DF103D57_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanExpectedAmortizationNextFiscalYear_AC754060A5CFE291322F3069DF103D57" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Expected Amortization, Next Fiscal Year</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedAmortizationNextFiscalYear" xlink:label="loc_us-gaap_DefinedBenefitPlanExpectedAmortizationNextFiscalYear_AC754060A5CFE291322F3069DF103D57" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanExpectedAmortizationNextFiscalYear_AC754060A5CFE291322F3069DF103D57" xlink:to="lab_us-gaap_DefinedBenefitPlanExpectedAmortizationNextFiscalYear_AC754060A5CFE291322F3069DF103D57" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanExpectedAmortizationOfPriorServiceCostCreditNextFiscalYear_B64D61E09AC14FE3DF1130B22E64BC62_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanExpectedAmortizationOfPriorServiceCostCreditNextFiscalYear_B64D61E09AC14FE3DF1130B22E64BC62" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Estimated prior service cost which will be amortized from acculated other comprehensive income (loss) into benefit cost in 2020</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanExpectedAmortizationOfPriorServiceCostCreditNextFiscalYear_B64D61E09AC14FE3DF1130B22E64BC62_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanExpectedAmortizationOfPriorServiceCostCreditNextFiscalYear_B64D61E09AC14FE3DF1130B22E64BC62" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Expected Amortization of Prior Service Cost (Credit), Next Fiscal Year</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedAmortizationOfPriorServiceCostCreditNextFiscalYear" xlink:label="loc_us-gaap_DefinedBenefitPlanExpectedAmortizationOfPriorServiceCostCreditNextFiscalYear_B64D61E09AC14FE3DF1130B22E64BC62" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanExpectedAmortizationOfPriorServiceCostCreditNextFiscalYear_B64D61E09AC14FE3DF1130B22E64BC62" xlink:to="lab_us-gaap_DefinedBenefitPlanExpectedAmortizationOfPriorServiceCostCreditNextFiscalYear_B64D61E09AC14FE3DF1130B22E64BC62" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit_EC85FF0A8538FE31F4B13069DF10011F_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit_EC85FF0A8538FE31F4B13069DF10011F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Prior service cost</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit_EC85FF0A8538FE31F4B13069DF10011F_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit_EC85FF0A8538FE31F4B13069DF10011F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Amortization of Prior Service Cost (Credit)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit" xlink:label="loc_us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit_EC85FF0A8538FE31F4B13069DF10011F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit_EC85FF0A8538FE31F4B13069DF10011F" xlink:to="lab_us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit_EC85FF0A8538FE31F4B13069DF10011F" xlink:type="arc" />
    <link:label id="lab_lfus_DefinedBenefitPlanAmortizationofNetActuarialCost_B4F426587A1429D23FC730D17813EE27_terseLabel_en-US" xlink:label="lab_lfus_DefinedBenefitPlanAmortizationofNetActuarialCost_B4F426587A1429D23FC730D17813EE27" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Amortization of Net Actuarial Cost</link:label>
    <link:label id="lab_lfus_DefinedBenefitPlanAmortizationofNetActuarialCost_B4F426587A1429D23FC730D17813EE27_label_en-US" xlink:label="lab_lfus_DefinedBenefitPlanAmortizationofNetActuarialCost_B4F426587A1429D23FC730D17813EE27" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Amortization of Net Actuarial Cost</link:label>
    <link:label id="lab_lfus_DefinedBenefitPlanAmortizationofNetActuarialCost_B4F426587A1429D23FC730D17813EE27_documentation_en-US" xlink:label="lab_lfus_DefinedBenefitPlanAmortizationofNetActuarialCost_B4F426587A1429D23FC730D17813EE27" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Amortization of Net Actuarial Cost</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_DefinedBenefitPlanAmortizationofNetActuarialCost" xlink:label="loc_lfus_DefinedBenefitPlanAmortizationofNetActuarialCost_B4F426587A1429D23FC730D17813EE27" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_DefinedBenefitPlanAmortizationofNetActuarialCost_B4F426587A1429D23FC730D17813EE27" xlink:to="lab_lfus_DefinedBenefitPlanAmortizationofNetActuarialCost_B4F426587A1429D23FC730D17813EE27" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses_5F8BC71C196628565B803069DF100A38_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses_5F8BC71C196628565B803069DF100A38" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Net actuarial loss</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses_5F8BC71C196628565B803069DF100A38_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses_5F8BC71C196628565B803069DF100A38" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Amortization of Gain (Loss)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses" xlink:label="loc_us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses_5F8BC71C196628565B803069DF100A38" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses_5F8BC71C196628565B803069DF100A38" xlink:to="lab_us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses_5F8BC71C196628565B803069DF100A38" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostCreditArisingDuringPeriodBeforeTax_90DF3C3587B47F2C1DD63069DF10884F_terseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostCreditArisingDuringPeriodBeforeTax_90DF3C3587B47F2C1DD63069DF10884F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Prior service cost</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostCreditArisingDuringPeriodBeforeTax_90DF3C3587B47F2C1DD63069DF10884F_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostCreditArisingDuringPeriodBeforeTax_90DF3C3587B47F2C1DD63069DF10884F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Comprehensive (Income) Loss, Defined Benefit Plan, Prior Service Cost (Credit), before Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostCreditArisingDuringPeriodBeforeTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostCreditArisingDuringPeriodBeforeTax_90DF3C3587B47F2C1DD63069DF10884F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostCreditArisingDuringPeriodBeforeTax_90DF3C3587B47F2C1DD63069DF10884F" xlink:to="lab_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostCreditArisingDuringPeriodBeforeTax_90DF3C3587B47F2C1DD63069DF10884F" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanActuarialGainLossImmediateRecognitionAsComponentInNetPeriodicBenefitCostCredit_B9A492862E6E2163C8BB3069DF11C30F_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanActuarialGainLossImmediateRecognitionAsComponentInNetPeriodicBenefitCostCredit_B9A492862E6E2163C8BB3069DF11C30F" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Net actuarial loss</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanActuarialGainLossImmediateRecognitionAsComponentInNetPeriodicBenefitCostCredit_B9A492862E6E2163C8BB3069DF11C30F_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanActuarialGainLossImmediateRecognitionAsComponentInNetPeriodicBenefitCostCredit_B9A492862E6E2163C8BB3069DF11C30F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Actuarial Gain (Loss), Immediate Recognition as Component in Net Periodic Benefit (Cost) Credit</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanActuarialGainLossImmediateRecognitionAsComponentInNetPeriodicBenefitCostCredit" xlink:label="loc_us-gaap_DefinedBenefitPlanActuarialGainLossImmediateRecognitionAsComponentInNetPeriodicBenefitCostCredit_B9A492862E6E2163C8BB3069DF11C30F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanActuarialGainLossImmediateRecognitionAsComponentInNetPeriodicBenefitCostCredit_B9A492862E6E2163C8BB3069DF11C30F" xlink:to="lab_us-gaap_DefinedBenefitPlanActuarialGainLossImmediateRecognitionAsComponentInNetPeriodicBenefitCostCredit_B9A492862E6E2163C8BB3069DF11C30F" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanRecognizedNetGainLossDueToSettlementsAndCurtailments1_519DC1DCBC6AB8CC6B1A3069DF11022B_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanRecognizedNetGainLossDueToSettlementsAndCurtailments1_519DC1DCBC6AB8CC6B1A3069DF11022B" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Settlement loss</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanRecognizedNetGainLossDueToSettlementsAndCurtailments1_519DC1DCBC6AB8CC6B1A3069DF11022B_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanRecognizedNetGainLossDueToSettlementsAndCurtailments1_519DC1DCBC6AB8CC6B1A3069DF11022B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Settlement and Curtailment</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanRecognizedNetGainLossDueToSettlementsAndCurtailments1" xlink:label="loc_us-gaap_DefinedBenefitPlanRecognizedNetGainLossDueToSettlementsAndCurtailments1_519DC1DCBC6AB8CC6B1A3069DF11022B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanRecognizedNetGainLossDueToSettlementsAndCurtailments1_519DC1DCBC6AB8CC6B1A3069DF11022B" xlink:to="lab_us-gaap_DefinedBenefitPlanRecognizedNetGainLossDueToSettlementsAndCurtailments1_519DC1DCBC6AB8CC6B1A3069DF11022B" xlink:type="arc" />
    <link:label id="lab_lfus_DefinedBenefitPlanForeignCurrencyAdjustmentsImmediateRecognitionasComponentinNetPeriodicBenefitCostCredit_87F638FC720D492D7A8C3069DF1195AC_terseLabel_en-US" xlink:label="lab_lfus_DefinedBenefitPlanForeignCurrencyAdjustmentsImmediateRecognitionasComponentinNetPeriodicBenefitCostCredit_87F638FC720D492D7A8C3069DF1195AC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Foreign currency adjustments</link:label>
    <link:label id="lab_lfus_DefinedBenefitPlanForeignCurrencyAdjustmentsImmediateRecognitionasComponentinNetPeriodicBenefitCostCredit_87F638FC720D492D7A8C3069DF1195AC_label_en-US" xlink:label="lab_lfus_DefinedBenefitPlanForeignCurrencyAdjustmentsImmediateRecognitionasComponentinNetPeriodicBenefitCostCredit_87F638FC720D492D7A8C3069DF1195AC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Foreign Currency Adjustments, Immediate Recognition as Component in Net Periodic Benefit (Cost) Credit</link:label>
    <link:label id="lab_lfus_DefinedBenefitPlanForeignCurrencyAdjustmentsImmediateRecognitionasComponentinNetPeriodicBenefitCostCredit_87F638FC720D492D7A8C3069DF1195AC_documentation_en-US" xlink:label="lab_lfus_DefinedBenefitPlanForeignCurrencyAdjustmentsImmediateRecognitionasComponentinNetPeriodicBenefitCostCredit_87F638FC720D492D7A8C3069DF1195AC" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Foreign Currency Adjustments, Immediate Recognition as Component in Net Periodic Benefit (Cost) Credit</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_DefinedBenefitPlanForeignCurrencyAdjustmentsImmediateRecognitionasComponentinNetPeriodicBenefitCostCredit" xlink:label="loc_lfus_DefinedBenefitPlanForeignCurrencyAdjustmentsImmediateRecognitionasComponentinNetPeriodicBenefitCostCredit_87F638FC720D492D7A8C3069DF1195AC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_DefinedBenefitPlanForeignCurrencyAdjustmentsImmediateRecognitionasComponentinNetPeriodicBenefitCostCredit_87F638FC720D492D7A8C3069DF1195AC" xlink:to="lab_lfus_DefinedBenefitPlanForeignCurrencyAdjustmentsImmediateRecognitionasComponentinNetPeriodicBenefitCostCredit_87F638FC720D492D7A8C3069DF1195AC" xlink:type="arc" />
    <link:label id="lab_lfus_DefinedBenefitPlanImmediateRecognitionasComponentinNetPeriodicBenefitCostCredit_A1A34B43BF4E31DA7A2C3069DF1127C6_totalLabel_en-US" xlink:label="lab_lfus_DefinedBenefitPlanImmediateRecognitionasComponentinNetPeriodicBenefitCostCredit_A1A34B43BF4E31DA7A2C3069DF1127C6" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total</link:label>
    <link:label id="lab_lfus_DefinedBenefitPlanImmediateRecognitionasComponentinNetPeriodicBenefitCostCredit_A1A34B43BF4E31DA7A2C3069DF1127C6_label_en-US" xlink:label="lab_lfus_DefinedBenefitPlanImmediateRecognitionasComponentinNetPeriodicBenefitCostCredit_A1A34B43BF4E31DA7A2C3069DF1127C6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Immediate Recognition as Component in Net Periodic Benefit (Cost) Credit</link:label>
    <link:label id="lab_lfus_DefinedBenefitPlanImmediateRecognitionasComponentinNetPeriodicBenefitCostCredit_A1A34B43BF4E31DA7A2C3069DF1127C6_documentation_en-US" xlink:label="lab_lfus_DefinedBenefitPlanImmediateRecognitionasComponentinNetPeriodicBenefitCostCredit_A1A34B43BF4E31DA7A2C3069DF1127C6" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Immediate Recognition as Component in Net Periodic Benefit (Cost) Credit</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_DefinedBenefitPlanImmediateRecognitionasComponentinNetPeriodicBenefitCostCredit" xlink:label="loc_lfus_DefinedBenefitPlanImmediateRecognitionasComponentinNetPeriodicBenefitCostCredit_A1A34B43BF4E31DA7A2C3069DF1127C6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_DefinedBenefitPlanImmediateRecognitionasComponentinNetPeriodicBenefitCostCredit_A1A34B43BF4E31DA7A2C3069DF1127C6" xlink:to="lab_lfus_DefinedBenefitPlanImmediateRecognitionasComponentinNetPeriodicBenefitCostCredit_A1A34B43BF4E31DA7A2C3069DF1127C6" xlink:type="arc" />
    <link:label id="lab_us-gaap_DebtDisclosureTextBlock_C2C3499297C9466AF5B5CD26ACFEB75D_terseLabel_en-US" xlink:label="lab_us-gaap_DebtDisclosureTextBlock_C2C3499297C9466AF5B5CD26ACFEB75D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Debt</link:label>
    <link:label id="lab_us-gaap_DebtDisclosureTextBlock_C2C3499297C9466AF5B5CD26ACFEB75D_label_en-US" xlink:label="lab_us-gaap_DebtDisclosureTextBlock_C2C3499297C9466AF5B5CD26ACFEB75D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt Disclosure [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtDisclosureTextBlock" xlink:label="loc_us-gaap_DebtDisclosureTextBlock_C2C3499297C9466AF5B5CD26ACFEB75D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtDisclosureTextBlock_C2C3499297C9466AF5B5CD26ACFEB75D" xlink:to="lab_us-gaap_DebtDisclosureTextBlock_C2C3499297C9466AF5B5CD26ACFEB75D" xlink:type="arc" />
    <link:label id="lab_us-gaap_InventoryDisclosureAbstract_37D5D3A04C20AF42DC0BE6665B867FEC_label_en-US" xlink:label="lab_us-gaap_InventoryDisclosureAbstract_37D5D3A04C20AF42DC0BE6665B867FEC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Inventory Disclosure [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InventoryDisclosureAbstract" xlink:label="loc_us-gaap_InventoryDisclosureAbstract_37D5D3A04C20AF42DC0BE6665B867FEC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InventoryDisclosureAbstract_37D5D3A04C20AF42DC0BE6665B867FEC" xlink:to="lab_us-gaap_InventoryDisclosureAbstract_37D5D3A04C20AF42DC0BE6665B867FEC" xlink:type="arc" />
    <link:label id="lab_us-gaap_InventoryDisclosureTextBlock_11E2A4E95B8943DEA121E6665B865FDA_terseLabel_en-US" xlink:label="lab_us-gaap_InventoryDisclosureTextBlock_11E2A4E95B8943DEA121E6665B865FDA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Inventories</link:label>
    <link:label id="lab_us-gaap_InventoryDisclosureTextBlock_11E2A4E95B8943DEA121E6665B865FDA_label_en-US" xlink:label="lab_us-gaap_InventoryDisclosureTextBlock_11E2A4E95B8943DEA121E6665B865FDA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Inventory Disclosure [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InventoryDisclosureTextBlock" xlink:label="loc_us-gaap_InventoryDisclosureTextBlock_11E2A4E95B8943DEA121E6665B865FDA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InventoryDisclosureTextBlock_11E2A4E95B8943DEA121E6665B865FDA" xlink:to="lab_us-gaap_InventoryDisclosureTextBlock_11E2A4E95B8943DEA121E6665B865FDA" xlink:type="arc" />
    <link:label id="lab_us-gaap_UnrecognizedTaxBenefits_A755E237508CE52CA8F1FC50C988ED89_periodStartLabel_en-US" xlink:label="lab_us-gaap_UnrecognizedTaxBenefits_A755E237508CE52CA8F1FC50C988ED89" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Unrecognized tax benefits</link:label>
    <link:label id="lab_us-gaap_UnrecognizedTaxBenefits_A755E237508CE52CA8F1FC50C988ED89_label_en-US" xlink:label="lab_us-gaap_UnrecognizedTaxBenefits_A755E237508CE52CA8F1FC50C988ED89" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Unrecognized Tax Benefits</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_UnrecognizedTaxBenefits" xlink:label="loc_us-gaap_UnrecognizedTaxBenefits_A755E237508CE52CA8F1FC50C988ED89" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_UnrecognizedTaxBenefits_A755E237508CE52CA8F1FC50C988ED89" xlink:to="lab_us-gaap_UnrecognizedTaxBenefits_A755E237508CE52CA8F1FC50C988ED89" xlink:type="arc" />
    <link:label id="lab_us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions_6C108E8A022DF2ED118BFC50C9887762_terseLabel_en-US" xlink:label="lab_us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions_6C108E8A022DF2ED118BFC50C9887762" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Additions for tax positions taken in the current year</link:label>
    <link:label id="lab_us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions_6C108E8A022DF2ED118BFC50C9887762_label_en-US" xlink:label="lab_us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions_6C108E8A022DF2ED118BFC50C9887762" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Unrecognized Tax Benefits, Increase Resulting from Current Period Tax Positions</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions" xlink:label="loc_us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions_6C108E8A022DF2ED118BFC50C9887762" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions_6C108E8A022DF2ED118BFC50C9887762" xlink:to="lab_us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions_6C108E8A022DF2ED118BFC50C9887762" xlink:type="arc" />
    <link:label id="lab_us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromAcquisition_61230797386791EB1EB0FC50C9881324_terseLabel_en-US" xlink:label="lab_us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromAcquisition_61230797386791EB1EB0FC50C9881324" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Additions for tax positions related to the pre-acquisition periods of acquired subsidiaries</link:label>
    <link:label id="lab_us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromAcquisition_61230797386791EB1EB0FC50C9881324_label_en-US" xlink:label="lab_us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromAcquisition_61230797386791EB1EB0FC50C9881324" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Unrecognized Tax Benefits, Increase Resulting from Acquisition</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromAcquisition" xlink:label="loc_us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromAcquisition_61230797386791EB1EB0FC50C9881324" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromAcquisition_61230797386791EB1EB0FC50C9881324" xlink:to="lab_us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromAcquisition_61230797386791EB1EB0FC50C9881324" xlink:type="arc" />
    <link:label id="lab_us-gaap_UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations_77F16938484892B7D532FC50C98809B8_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations_77F16938484892B7D532FC50C98809B8" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Decreases due to a lapse in the statute of limitations</link:label>
    <link:label id="lab_us-gaap_UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations_77F16938484892B7D532FC50C98809B8_label_en-US" xlink:label="lab_us-gaap_UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations_77F16938484892B7D532FC50C98809B8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Unrecognized Tax Benefits, Reduction Resulting from Lapse of Applicable Statute of Limitations</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations" xlink:label="loc_us-gaap_UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations_77F16938484892B7D532FC50C98809B8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations_77F16938484892B7D532FC50C98809B8" xlink:to="lab_us-gaap_UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations_77F16938484892B7D532FC50C98809B8" xlink:type="arc" />
    <link:label id="lab_lfus_UnrecognizedTaxBenefitsDecreaseResultingFromOtherPositions_83B2DF0E9BFE9A630CB6FC50C9887AAF_negatedTerseLabel_en-US" xlink:label="lab_lfus_UnrecognizedTaxBenefitsDecreaseResultingFromOtherPositions_83B2DF0E9BFE9A630CB6FC50C9887AAF" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Other</link:label>
    <link:label id="lab_lfus_UnrecognizedTaxBenefitsDecreaseResultingFromOtherPositions_83B2DF0E9BFE9A630CB6FC50C9887AAF_label_en-US" xlink:label="lab_lfus_UnrecognizedTaxBenefitsDecreaseResultingFromOtherPositions_83B2DF0E9BFE9A630CB6FC50C9887AAF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Unrecognized Tax Benefits Decrease Resulting From Other Positions</link:label>
    <link:label id="lab_lfus_UnrecognizedTaxBenefitsDecreaseResultingFromOtherPositions_83B2DF0E9BFE9A630CB6FC50C9887AAF_documentation_en-US" xlink:label="lab_lfus_UnrecognizedTaxBenefitsDecreaseResultingFromOtherPositions_83B2DF0E9BFE9A630CB6FC50C9887AAF" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Amount of decrease in unrecognized tax benefits resulting from tax positions that are not separately disclosed.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_UnrecognizedTaxBenefitsDecreaseResultingFromOtherPositions" xlink:label="loc_lfus_UnrecognizedTaxBenefitsDecreaseResultingFromOtherPositions_83B2DF0E9BFE9A630CB6FC50C9887AAF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_UnrecognizedTaxBenefitsDecreaseResultingFromOtherPositions_83B2DF0E9BFE9A630CB6FC50C9887AAF" xlink:to="lab_lfus_UnrecognizedTaxBenefitsDecreaseResultingFromOtherPositions_83B2DF0E9BFE9A630CB6FC50C9887AAF" xlink:type="arc" />
    <link:label id="lab_us-gaap_UnrecognizedTaxBenefits_A8C651FE0B7483F77CD6FC50C989D55C_periodEndLabel_en-US" xlink:label="lab_us-gaap_UnrecognizedTaxBenefits_A8C651FE0B7483F77CD6FC50C989D55C" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">Unrecognized tax benefits</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_UnrecognizedTaxBenefits" xlink:label="loc_us-gaap_UnrecognizedTaxBenefits_A8C651FE0B7483F77CD6FC50C989D55C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_UnrecognizedTaxBenefits_A8C651FE0B7483F77CD6FC50C989D55C" xlink:to="lab_us-gaap_UnrecognizedTaxBenefits_A8C651FE0B7483F77CD6FC50C989D55C" xlink:type="arc" />
    <link:label id="lab_us-gaap_ComprehensiveIncomeNoteTextBlock_0E3205CE9D79C5C01A23FC50C9D9DE87_terseLabel_en-US" xlink:label="lab_us-gaap_ComprehensiveIncomeNoteTextBlock_0E3205CE9D79C5C01A23FC50C9D9DE87" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss)</link:label>
    <link:label id="lab_us-gaap_ComprehensiveIncomeNoteTextBlock_0E3205CE9D79C5C01A23FC50C9D9DE87_label_en-US" xlink:label="lab_us-gaap_ComprehensiveIncomeNoteTextBlock_0E3205CE9D79C5C01A23FC50C9D9DE87" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Comprehensive Income (Loss) Note [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ComprehensiveIncomeNoteTextBlock" xlink:label="loc_us-gaap_ComprehensiveIncomeNoteTextBlock_0E3205CE9D79C5C01A23FC50C9D9DE87" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ComprehensiveIncomeNoteTextBlock_0E3205CE9D79C5C01A23FC50C9D9DE87" xlink:to="lab_us-gaap_ComprehensiveIncomeNoteTextBlock_0E3205CE9D79C5C01A23FC50C9D9DE87" xlink:type="arc" />
    <link:label id="lab_us-gaap_RestructuringAndRelatedActivitiesAbstract_36D361545619779F32F5450872BDD7FB_label_en-US" xlink:label="lab_us-gaap_RestructuringAndRelatedActivitiesAbstract_36D361545619779F32F5450872BDD7FB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Restructuring and Related Activities [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RestructuringAndRelatedActivitiesAbstract" xlink:label="loc_us-gaap_RestructuringAndRelatedActivitiesAbstract_36D361545619779F32F5450872BDD7FB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestructuringAndRelatedActivitiesAbstract_36D361545619779F32F5450872BDD7FB" xlink:to="lab_us-gaap_RestructuringAndRelatedActivitiesAbstract_36D361545619779F32F5450872BDD7FB" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_B4D396E6810852522083450872BF5C20_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_B4D396E6810852522083450872BF5C20" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Restructuring and Related Costs [Table]</link:label>
    <link:label id="lab_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_B4D396E6810852522083450872BF5C20_label_en-US" xlink:label="lab_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_B4D396E6810852522083450872BF5C20" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Restructuring and Related Costs [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfRestructuringAndRelatedCostsTable" xlink:label="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_B4D396E6810852522083450872BF5C20" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_B4D396E6810852522083450872BF5C20" xlink:to="lab_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_B4D396E6810852522083450872BF5C20" xlink:type="arc" />
    <link:label id="lab_us-gaap_RestructuringCostAndReserveAxis_D43F8984B6343AE643EE450872C1FFA8_terseLabel_en-US" xlink:label="lab_us-gaap_RestructuringCostAndReserveAxis_D43F8984B6343AE643EE450872C1FFA8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Restructuring Type [Axis]</link:label>
    <link:label id="lab_us-gaap_RestructuringCostAndReserveAxis_D43F8984B6343AE643EE450872C1FFA8_label_en-US" xlink:label="lab_us-gaap_RestructuringCostAndReserveAxis_D43F8984B6343AE643EE450872C1FFA8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Restructuring Type [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RestructuringCostAndReserveAxis" xlink:label="loc_us-gaap_RestructuringCostAndReserveAxis_D43F8984B6343AE643EE450872C1FFA8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestructuringCostAndReserveAxis_D43F8984B6343AE643EE450872C1FFA8" xlink:to="lab_us-gaap_RestructuringCostAndReserveAxis_D43F8984B6343AE643EE450872C1FFA8" xlink:type="arc" />
    <link:label id="lab_us-gaap_TypeOfRestructuringDomain_D61BD1C32DC33E6D6AE3450872C22322_terseLabel_en-US" xlink:label="lab_us-gaap_TypeOfRestructuringDomain_D61BD1C32DC33E6D6AE3450872C22322" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Type of Restructuring [Domain]</link:label>
    <link:label id="lab_us-gaap_TypeOfRestructuringDomain_D61BD1C32DC33E6D6AE3450872C22322_label_en-US" xlink:label="lab_us-gaap_TypeOfRestructuringDomain_D61BD1C32DC33E6D6AE3450872C22322" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Type of Restructuring [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TypeOfRestructuringDomain" xlink:label="loc_us-gaap_TypeOfRestructuringDomain_D61BD1C32DC33E6D6AE3450872C22322" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TypeOfRestructuringDomain_D61BD1C32DC33E6D6AE3450872C22322" xlink:to="lab_us-gaap_TypeOfRestructuringDomain_D61BD1C32DC33E6D6AE3450872C22322" xlink:type="arc" />
    <link:label id="lab_us-gaap_EmployeeSeveranceMember_B8152B97C2A1B3D396AA450872C22654_terseLabel_en-US" xlink:label="lab_us-gaap_EmployeeSeveranceMember_B8152B97C2A1B3D396AA450872C22654" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Employee terminations</link:label>
    <link:label id="lab_us-gaap_EmployeeSeveranceMember_B8152B97C2A1B3D396AA450872C22654_label_en-US" xlink:label="lab_us-gaap_EmployeeSeveranceMember_B8152B97C2A1B3D396AA450872C22654" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Employee Severance [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EmployeeSeveranceMember" xlink:label="loc_us-gaap_EmployeeSeveranceMember_B8152B97C2A1B3D396AA450872C22654" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EmployeeSeveranceMember_B8152B97C2A1B3D396AA450872C22654" xlink:to="lab_us-gaap_EmployeeSeveranceMember_B8152B97C2A1B3D396AA450872C22654" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherRestructuringMember_E0097D6670A90C23BC0B450872C4417B_terseLabel_en-US" xlink:label="lab_us-gaap_OtherRestructuringMember_E0097D6670A90C23BC0B450872C4417B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other restructuring charges</link:label>
    <link:label id="lab_us-gaap_OtherRestructuringMember_E0097D6670A90C23BC0B450872C4417B_label_en-US" xlink:label="lab_us-gaap_OtherRestructuringMember_E0097D6670A90C23BC0B450872C4417B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Restructuring [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherRestructuringMember" xlink:label="loc_us-gaap_OtherRestructuringMember_E0097D6670A90C23BC0B450872C4417B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherRestructuringMember_E0097D6670A90C23BC0B450872C4417B" xlink:to="lab_us-gaap_OtherRestructuringMember_E0097D6670A90C23BC0B450872C4417B" xlink:type="arc" />
    <link:label id="lab_us-gaap_RestructuringCostAndReserveLineItems_301B7FE9F279D7508A0B450872C4E0D3_terseLabel_en-US" xlink:label="lab_us-gaap_RestructuringCostAndReserveLineItems_301B7FE9F279D7508A0B450872C4E0D3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Restructuring Cost and Reserve [Line Items]</link:label>
    <link:label id="lab_us-gaap_RestructuringCostAndReserveLineItems_301B7FE9F279D7508A0B450872C4E0D3_label_en-US" xlink:label="lab_us-gaap_RestructuringCostAndReserveLineItems_301B7FE9F279D7508A0B450872C4E0D3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Restructuring Cost and Reserve [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RestructuringCostAndReserveLineItems" xlink:label="loc_us-gaap_RestructuringCostAndReserveLineItems_301B7FE9F279D7508A0B450872C4E0D3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestructuringCostAndReserveLineItems_301B7FE9F279D7508A0B450872C4E0D3" xlink:to="lab_us-gaap_RestructuringCostAndReserveLineItems_301B7FE9F279D7508A0B450872C4E0D3" xlink:type="arc" />
    <link:label id="lab_us-gaap_RestructuringCharges_FCAD1BFC22D4A5FA1BE9450872C46F17_terseLabel_en-US" xlink:label="lab_us-gaap_RestructuringCharges_FCAD1BFC22D4A5FA1BE9450872C46F17" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Total restructuring charges</link:label>
    <link:label id="lab_us-gaap_RestructuringCharges_FCAD1BFC22D4A5FA1BE9450872C46F17_label_en-US" xlink:label="lab_us-gaap_RestructuringCharges_FCAD1BFC22D4A5FA1BE9450872C46F17" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Restructuring Charges</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RestructuringCharges" xlink:label="loc_us-gaap_RestructuringCharges_FCAD1BFC22D4A5FA1BE9450872C46F17" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestructuringCharges_FCAD1BFC22D4A5FA1BE9450872C46F17" xlink:to="lab_us-gaap_RestructuringCharges_FCAD1BFC22D4A5FA1BE9450872C46F17" xlink:type="arc" />
    <link:label id="lab_us-gaap_AssetImpairmentCharges_CF21D3A2B1429CA5878A450872C42E00_verboseLabel_en-US" xlink:label="lab_us-gaap_AssetImpairmentCharges_CF21D3A2B1429CA5878A450872C42E00" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Impairment</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AssetImpairmentCharges" xlink:label="loc_us-gaap_AssetImpairmentCharges_CF21D3A2B1429CA5878A450872C42E00" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetImpairmentCharges_CF21D3A2B1429CA5878A450872C42E00" xlink:to="lab_us-gaap_AssetImpairmentCharges_CF21D3A2B1429CA5878A450872C42E00" xlink:type="arc" />
    <link:label id="lab_us-gaap_RestructuringCostsAndAssetImpairmentCharges_03A3461D7C624231EA85450872C42192_totalLabel_en-US" xlink:label="lab_us-gaap_RestructuringCostsAndAssetImpairmentCharges_03A3461D7C624231EA85450872C42192" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total</link:label>
    <link:label id="lab_us-gaap_RestructuringCostsAndAssetImpairmentCharges_03A3461D7C624231EA85450872C42192_label_en-US" xlink:label="lab_us-gaap_RestructuringCostsAndAssetImpairmentCharges_03A3461D7C624231EA85450872C42192" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Restructuring Costs and Asset Impairment Charges</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RestructuringCostsAndAssetImpairmentCharges" xlink:label="loc_us-gaap_RestructuringCostsAndAssetImpairmentCharges_03A3461D7C624231EA85450872C42192" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestructuringCostsAndAssetImpairmentCharges_03A3461D7C624231EA85450872C42192" xlink:to="lab_us-gaap_RestructuringCostsAndAssetImpairmentCharges_03A3461D7C624231EA85450872C42192" xlink:type="arc" />
    <link:label id="lab_us-gaap_RestructuringReserve_AA3228F013A21B632FE2450872C5025A_terseLabel_en-US" xlink:label="lab_us-gaap_RestructuringReserve_AA3228F013A21B632FE2450872C5025A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Restructuring reserves</link:label>
    <link:label id="lab_us-gaap_RestructuringReserve_AA3228F013A21B632FE2450872C5025A_label_en-US" xlink:label="lab_us-gaap_RestructuringReserve_AA3228F013A21B632FE2450872C5025A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Restructuring Reserve</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RestructuringReserve" xlink:label="loc_us-gaap_RestructuringReserve_AA3228F013A21B632FE2450872C5025A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestructuringReserve_AA3228F013A21B632FE2450872C5025A" xlink:to="lab_us-gaap_RestructuringReserve_AA3228F013A21B632FE2450872C5025A" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessCombinationAcquisitionRelatedCosts_3867AEFF1308B2CA0F53450872C56831_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationAcquisitionRelatedCosts_3867AEFF1308B2CA0F53450872C56831" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Acquisition related costs</link:label>
    <link:label id="lab_us-gaap_BusinessCombinationAcquisitionRelatedCosts_3867AEFF1308B2CA0F53450872C56831_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationAcquisitionRelatedCosts_3867AEFF1308B2CA0F53450872C56831" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combination, Acquisition Related Costs</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationAcquisitionRelatedCosts" xlink:label="loc_us-gaap_BusinessCombinationAcquisitionRelatedCosts_3867AEFF1308B2CA0F53450872C56831" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationAcquisitionRelatedCosts_3867AEFF1308B2CA0F53450872C56831" xlink:to="lab_us-gaap_BusinessCombinationAcquisitionRelatedCosts_3867AEFF1308B2CA0F53450872C56831" xlink:type="arc" />
    <link:label id="lab_srt_ValuationAndQualifyingAccountsAbstract_BA23BF7B7861D1DFAC3DFC50C8F9CA82_label_en-US" xlink:label="lab_srt_ValuationAndQualifyingAccountsAbstract_BA23BF7B7861D1DFAC3DFC50C8F9CA82" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ValuationAndQualifyingAccountsAbstract" xlink:label="loc_srt_ValuationAndQualifyingAccountsAbstract_BA23BF7B7861D1DFAC3DFC50C8F9CA82" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_ValuationAndQualifyingAccountsAbstract_BA23BF7B7861D1DFAC3DFC50C8F9CA82" xlink:to="lab_srt_ValuationAndQualifyingAccountsAbstract_BA23BF7B7861D1DFAC3DFC50C8F9CA82" xlink:type="arc" />
    <link:label id="lab_srt_ScheduleOfValuationAndQualifyingAccountsDisclosureTextBlock_D7DE439A1FFF930DE128FC50C8FA4A95_terseLabel_en-US" xlink:label="lab_srt_ScheduleOfValuationAndQualifyingAccountsDisclosureTextBlock_D7DE439A1FFF930DE128FC50C8FA4A95" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule II - Valuation and Qualifying Accounts and Reserves</link:label>
    <link:label id="lab_srt_ScheduleOfValuationAndQualifyingAccountsDisclosureTextBlock_D7DE439A1FFF930DE128FC50C8FA4A95_label_en-US" xlink:label="lab_srt_ScheduleOfValuationAndQualifyingAccountsDisclosureTextBlock_D7DE439A1FFF930DE128FC50C8FA4A95" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">SEC Schedule, 12-09, Schedule of Valuation and Qualifying Accounts Disclosure [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ScheduleOfValuationAndQualifyingAccountsDisclosureTextBlock" xlink:label="loc_srt_ScheduleOfValuationAndQualifyingAccountsDisclosureTextBlock_D7DE439A1FFF930DE128FC50C8FA4A95" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_ScheduleOfValuationAndQualifyingAccountsDisclosureTextBlock_D7DE439A1FFF930DE128FC50C8FA4A95" xlink:to="lab_srt_ScheduleOfValuationAndQualifyingAccountsDisclosureTextBlock_D7DE439A1FFF930DE128FC50C8FA4A95" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_181344EFE3C49D2F14DD455B26CA5CD5_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_181344EFE3C49D2F14DD455B26CA5CD5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Segment Reporting Information, by Segment [Table]</link:label>
    <link:label id="lab_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_181344EFE3C49D2F14DD455B26CA5CD5_label_en-US" xlink:label="lab_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_181344EFE3C49D2F14DD455B26CA5CD5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Segment Reporting Information, by Segment [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable" xlink:label="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_181344EFE3C49D2F14DD455B26CA5CD5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_181344EFE3C49D2F14DD455B26CA5CD5" xlink:to="lab_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_181344EFE3C49D2F14DD455B26CA5CD5" xlink:type="arc" />
    <link:label id="lab_us-gaap_AllOtherSegmentsMember_AF0B8618854EC6F2CB58455B26CC8DED_terseLabel_en-US" xlink:label="lab_us-gaap_AllOtherSegmentsMember_AF0B8618854EC6F2CB58455B26CC8DED" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other</link:label>
    <link:label id="lab_us-gaap_AllOtherSegmentsMember_AF0B8618854EC6F2CB58455B26CC8DED_label_en-US" xlink:label="lab_us-gaap_AllOtherSegmentsMember_AF0B8618854EC6F2CB58455B26CC8DED" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Segments [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AllOtherSegmentsMember" xlink:label="loc_us-gaap_AllOtherSegmentsMember_AF0B8618854EC6F2CB58455B26CC8DED" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AllOtherSegmentsMember_AF0B8618854EC6F2CB58455B26CC8DED" xlink:to="lab_us-gaap_AllOtherSegmentsMember_AF0B8618854EC6F2CB58455B26CC8DED" xlink:type="arc" />
    <link:label id="lab_us-gaap_SegmentReportingInformationLineItems_6632EAC935C910E51976455B26CC48A0_terseLabel_en-US" xlink:label="lab_us-gaap_SegmentReportingInformationLineItems_6632EAC935C910E51976455B26CC48A0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Segment Reporting Information [Line Items]</link:label>
    <link:label id="lab_us-gaap_SegmentReportingInformationLineItems_6632EAC935C910E51976455B26CC48A0_label_en-US" xlink:label="lab_us-gaap_SegmentReportingInformationLineItems_6632EAC935C910E51976455B26CC48A0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Segment Reporting Information [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SegmentReportingInformationLineItems" xlink:label="loc_us-gaap_SegmentReportingInformationLineItems_6632EAC935C910E51976455B26CC48A0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_6632EAC935C910E51976455B26CC48A0" xlink:to="lab_us-gaap_SegmentReportingInformationLineItems_6632EAC935C910E51976455B26CC48A0" xlink:type="arc" />
    <link:label id="lab_us-gaap_DepreciationDepletionAndAmortization_C24C52F68E3D82EF4B82455B26CD113F_terseLabel_en-US" xlink:label="lab_us-gaap_DepreciationDepletionAndAmortization_C24C52F68E3D82EF4B82455B26CD113F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Depreciation and amortization</link:label>
    <link:label id="lab_us-gaap_DepreciationDepletionAndAmortization_C24C52F68E3D82EF4B82455B26CD113F_label_en-US" xlink:label="lab_us-gaap_DepreciationDepletionAndAmortization_C24C52F68E3D82EF4B82455B26CD113F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Depreciation, Depletion and Amortization</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DepreciationDepletionAndAmortization" xlink:label="loc_us-gaap_DepreciationDepletionAndAmortization_C24C52F68E3D82EF4B82455B26CD113F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DepreciationDepletionAndAmortization_C24C52F68E3D82EF4B82455B26CD113F" xlink:to="lab_us-gaap_DepreciationDepletionAndAmortization_C24C52F68E3D82EF4B82455B26CD113F" xlink:type="arc" />
    <link:label id="lab_us-gaap_OperatingIncomeLoss_41D0EFEC011754119693455B26CDF7DE_verboseLabel_en-US" xlink:label="lab_us-gaap_OperatingIncomeLoss_41D0EFEC011754119693455B26CDF7DE" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Operating income</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingIncomeLoss" xlink:label="loc_us-gaap_OperatingIncomeLoss_41D0EFEC011754119693455B26CDF7DE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingIncomeLoss_41D0EFEC011754119693455B26CDF7DE" xlink:to="lab_us-gaap_OperatingIncomeLoss_41D0EFEC011754119693455B26CDF7DE" xlink:type="arc" />
    <link:label id="lab_us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_1CACAB9F17E54CE97CBF455B26CD3CFD_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_1CACAB9F17E54CE97CBF455B26CD3CFD" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Foreign exchange loss (gain)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ForeignCurrencyTransactionGainLossBeforeTax" xlink:label="loc_us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_1CACAB9F17E54CE97CBF455B26CD3CFD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_1CACAB9F17E54CE97CBF455B26CD3CFD" xlink:to="lab_us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_1CACAB9F17E54CE97CBF455B26CD3CFD" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherNonoperatingIncomeExpense_0827297693FC07F93EB0455B26CDDC16_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_OtherNonoperatingIncomeExpense_0827297693FC07F93EB0455B26CDDC16" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Other expense (income), net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherNonoperatingIncomeExpense" xlink:label="loc_us-gaap_OtherNonoperatingIncomeExpense_0827297693FC07F93EB0455B26CDDC16" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherNonoperatingIncomeExpense_0827297693FC07F93EB0455B26CDDC16" xlink:to="lab_us-gaap_OtherNonoperatingIncomeExpense_0827297693FC07F93EB0455B26CDDC16" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_9016865749BE3F5CBB1A455B26CDFEE0_verboseLabel_en-US" xlink:label="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_9016865749BE3F5CBB1A455B26CDFEE0" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Income before income taxes</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_9016865749BE3F5CBB1A455B26CDFEE0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_9016865749BE3F5CBB1A455B26CDFEE0" xlink:to="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_9016865749BE3F5CBB1A455B26CDFEE0" xlink:type="arc" />
    <link:label id="lab_us-gaap_RelatedPartyTransactionsAbstract_D4250B20FA8299A89F09455B265363CC_label_en-US" xlink:label="lab_us-gaap_RelatedPartyTransactionsAbstract_D4250B20FA8299A89F09455B265363CC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Related Party Transactions [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RelatedPartyTransactionsAbstract" xlink:label="loc_us-gaap_RelatedPartyTransactionsAbstract_D4250B20FA8299A89F09455B265363CC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RelatedPartyTransactionsAbstract_D4250B20FA8299A89F09455B265363CC" xlink:to="lab_us-gaap_RelatedPartyTransactionsAbstract_D4250B20FA8299A89F09455B265363CC" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_69FAD513CE55713D897D455B2653F610_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_69FAD513CE55713D897D455B2653F610" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Related Party Transactions, by Related Party [Table]</link:label>
    <link:label id="lab_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_69FAD513CE55713D897D455B2653F610_label_en-US" xlink:label="lab_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_69FAD513CE55713D897D455B2653F610" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Related Party Transactions, by Related Party [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable" xlink:label="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_69FAD513CE55713D897D455B2653F610" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_69FAD513CE55713D897D455B2653F610" xlink:to="lab_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_69FAD513CE55713D897D455B2653F610" xlink:type="arc" />
    <link:label id="lab_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_596294F9D9D8B4AC60DC455B26536BC3_terseLabel_en-US" xlink:label="lab_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_596294F9D9D8B4AC60DC455B26536BC3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Investment, Name [Axis]</link:label>
    <link:label id="lab_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_596294F9D9D8B4AC60DC455B26536BC3_label_en-US" xlink:label="lab_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_596294F9D9D8B4AC60DC455B26536BC3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Investment, Name [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" xlink:label="loc_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_596294F9D9D8B4AC60DC455B26536BC3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_596294F9D9D8B4AC60DC455B26536BC3" xlink:to="lab_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_596294F9D9D8B4AC60DC455B26536BC3" xlink:type="arc" />
    <link:label id="lab_srt_EquityMethodInvesteeNameDomain_642E661A850B8F79407E455B26583C42_terseLabel_en-US" xlink:label="lab_srt_EquityMethodInvesteeNameDomain_642E661A850B8F79407E455B26583C42" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Investment, Name [Domain]</link:label>
    <link:label id="lab_srt_EquityMethodInvesteeNameDomain_642E661A850B8F79407E455B26583C42_label_en-US" xlink:label="lab_srt_EquityMethodInvesteeNameDomain_642E661A850B8F79407E455B26583C42" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Investment, Name [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_EquityMethodInvesteeNameDomain" xlink:label="loc_srt_EquityMethodInvesteeNameDomain_642E661A850B8F79407E455B26583C42" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_EquityMethodInvesteeNameDomain_642E661A850B8F79407E455B26583C42" xlink:to="lab_srt_EquityMethodInvesteeNameDomain_642E661A850B8F79407E455B26583C42" xlink:type="arc" />
    <link:label id="lab_lfus_PowersemMember_B56F13693DF52391BAAF455B265917FF_terseLabel_en-US" xlink:label="lab_lfus_PowersemMember_B56F13693DF52391BAAF455B265917FF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Powersem</link:label>
    <link:label id="lab_lfus_PowersemMember_B56F13693DF52391BAAF455B265917FF_label_en-US" xlink:label="lab_lfus_PowersemMember_B56F13693DF52391BAAF455B265917FF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Powersem [Member]</link:label>
    <link:label id="lab_lfus_PowersemMember_B56F13693DF52391BAAF455B265917FF_documentation_en-US" xlink:label="lab_lfus_PowersemMember_B56F13693DF52391BAAF455B265917FF" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Represents the information pertaining to Powersem GmbH.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_PowersemMember" xlink:label="loc_lfus_PowersemMember_B56F13693DF52391BAAF455B265917FF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_PowersemMember_B56F13693DF52391BAAF455B265917FF" xlink:to="lab_lfus_PowersemMember_B56F13693DF52391BAAF455B265917FF" xlink:type="arc" />
    <link:label id="lab_lfus_EBTechMember_4D5230ED4FE880505693455B265905FF_terseLabel_en-US" xlink:label="lab_lfus_EBTechMember_4D5230ED4FE880505693455B265905FF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">EB Tech</link:label>
    <link:label id="lab_lfus_EBTechMember_4D5230ED4FE880505693455B265905FF_label_en-US" xlink:label="lab_lfus_EBTechMember_4D5230ED4FE880505693455B265905FF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">EB Tech [Member]</link:label>
    <link:label id="lab_lfus_EBTechMember_4D5230ED4FE880505693455B265905FF_documentation_en-US" xlink:label="lab_lfus_EBTechMember_4D5230ED4FE880505693455B265905FF" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Represents the information pertaining to EB Tech, Ltd.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_EBTechMember" xlink:label="loc_lfus_EBTechMember_4D5230ED4FE880505693455B265905FF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_EBTechMember_4D5230ED4FE880505693455B265905FF" xlink:to="lab_lfus_EBTechMember_4D5230ED4FE880505693455B265905FF" xlink:type="arc" />
    <link:label id="lab_lfus_ATECMember_60C6F6C868D9D9ABACDA455B26593DC0_terseLabel_en-US" xlink:label="lab_lfus_ATECMember_60C6F6C868D9D9ABACDA455B26593DC0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">ATEC</link:label>
    <link:label id="lab_lfus_ATECMember_60C6F6C868D9D9ABACDA455B26593DC0_label_en-US" xlink:label="lab_lfus_ATECMember_60C6F6C868D9D9ABACDA455B26593DC0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">ATEC [Member]</link:label>
    <link:label id="lab_lfus_ATECMember_60C6F6C868D9D9ABACDA455B26593DC0_documentation_en-US" xlink:label="lab_lfus_ATECMember_60C6F6C868D9D9ABACDA455B26593DC0" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Represents the information pertaining to Automated Technology, Inc.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_ATECMember" xlink:label="loc_lfus_ATECMember_60C6F6C868D9D9ABACDA455B26593DC0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_ATECMember_60C6F6C868D9D9ABACDA455B26593DC0" xlink:to="lab_lfus_ATECMember_60C6F6C868D9D9ABACDA455B26593DC0" xlink:type="arc" />
    <link:label id="lab_srt_CounterpartyNameAxis_2C5113DB79D5AA04A58A455B2659C424_terseLabel_en-US" xlink:label="lab_srt_CounterpartyNameAxis_2C5113DB79D5AA04A58A455B2659C424" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Counterparty Name [Axis]</link:label>
    <link:label id="lab_srt_CounterpartyNameAxis_2C5113DB79D5AA04A58A455B2659C424_label_en-US" xlink:label="lab_srt_CounterpartyNameAxis_2C5113DB79D5AA04A58A455B2659C424" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Counterparty Name [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_CounterpartyNameAxis" xlink:label="loc_srt_CounterpartyNameAxis_2C5113DB79D5AA04A58A455B2659C424" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_CounterpartyNameAxis_2C5113DB79D5AA04A58A455B2659C424" xlink:to="lab_srt_CounterpartyNameAxis_2C5113DB79D5AA04A58A455B2659C424" xlink:type="arc" />
    <link:label id="lab_srt_RepurchaseAgreementCounterpartyNameDomain_F40961618F4E0B7C5EF4455B265994AD_terseLabel_en-US" xlink:label="lab_srt_RepurchaseAgreementCounterpartyNameDomain_F40961618F4E0B7C5EF4455B265994AD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Counterparty Name [Domain]</link:label>
    <link:label id="lab_srt_RepurchaseAgreementCounterpartyNameDomain_F40961618F4E0B7C5EF4455B265994AD_label_en-US" xlink:label="lab_srt_RepurchaseAgreementCounterpartyNameDomain_F40961618F4E0B7C5EF4455B265994AD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Counterparty Name [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_RepurchaseAgreementCounterpartyNameDomain" xlink:label="loc_srt_RepurchaseAgreementCounterpartyNameDomain_F40961618F4E0B7C5EF4455B265994AD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_RepurchaseAgreementCounterpartyNameDomain_F40961618F4E0B7C5EF4455B265994AD" xlink:to="lab_srt_RepurchaseAgreementCounterpartyNameDomain_F40961618F4E0B7C5EF4455B265994AD" xlink:type="arc" />
    <link:label id="lab_us-gaap_RelatedPartyTransactionLineItems_A51126A61A578CD66850455B265A132F_terseLabel_en-US" xlink:label="lab_us-gaap_RelatedPartyTransactionLineItems_A51126A61A578CD66850455B265A132F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Related Party Transaction [Line Items]</link:label>
    <link:label id="lab_us-gaap_RelatedPartyTransactionLineItems_A51126A61A578CD66850455B265A132F_label_en-US" xlink:label="lab_us-gaap_RelatedPartyTransactionLineItems_A51126A61A578CD66850455B265A132F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Related Party Transaction [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RelatedPartyTransactionLineItems" xlink:label="loc_us-gaap_RelatedPartyTransactionLineItems_A51126A61A578CD66850455B265A132F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_A51126A61A578CD66850455B265A132F" xlink:to="lab_us-gaap_RelatedPartyTransactionLineItems_A51126A61A578CD66850455B265A132F" xlink:type="arc" />
    <link:label id="lab_us-gaap_EquityMethodInvestmentOwnershipPercentage_0E293143DEAC827267C1455B265B410C_terseLabel_en-US" xlink:label="lab_us-gaap_EquityMethodInvestmentOwnershipPercentage_0E293143DEAC827267C1455B265B410C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Ownership percentage</link:label>
    <link:label id="lab_us-gaap_EquityMethodInvestmentOwnershipPercentage_0E293143DEAC827267C1455B265B410C_label_en-US" xlink:label="lab_us-gaap_EquityMethodInvestmentOwnershipPercentage_0E293143DEAC827267C1455B265B410C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Equity Method Investment, Ownership Percentage</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EquityMethodInvestmentOwnershipPercentage" xlink:label="loc_us-gaap_EquityMethodInvestmentOwnershipPercentage_0E293143DEAC827267C1455B265B410C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EquityMethodInvestmentOwnershipPercentage_0E293143DEAC827267C1455B265B410C" xlink:to="lab_us-gaap_EquityMethodInvestmentOwnershipPercentage_0E293143DEAC827267C1455B265B410C" xlink:type="arc" />
    <link:label id="lab_us-gaap_RevenueFromRelatedParties_FF627FBD0BD496C51D93455B265B5B94_terseLabel_en-US" xlink:label="lab_us-gaap_RevenueFromRelatedParties_FF627FBD0BD496C51D93455B265B5B94" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Sales to related party</link:label>
    <link:label id="lab_us-gaap_RevenueFromRelatedParties_FF627FBD0BD496C51D93455B265B5B94_label_en-US" xlink:label="lab_us-gaap_RevenueFromRelatedParties_FF627FBD0BD496C51D93455B265B5B94" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Revenue from Related Parties</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RevenueFromRelatedParties" xlink:label="loc_us-gaap_RevenueFromRelatedParties_FF627FBD0BD496C51D93455B265B5B94" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RevenueFromRelatedParties_FF627FBD0BD496C51D93455B265B5B94" xlink:to="lab_us-gaap_RevenueFromRelatedParties_FF627FBD0BD496C51D93455B265B5B94" xlink:type="arc" />
    <link:label id="lab_us-gaap_RelatedPartyTransactionPurchasesFromRelatedParty_B8E9DB1D14678513C9BD455B265B57E8_terseLabel_en-US" xlink:label="lab_us-gaap_RelatedPartyTransactionPurchasesFromRelatedParty_B8E9DB1D14678513C9BD455B265B57E8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Purchase material/service from related party</link:label>
    <link:label id="lab_us-gaap_RelatedPartyTransactionPurchasesFromRelatedParty_B8E9DB1D14678513C9BD455B265B57E8_label_en-US" xlink:label="lab_us-gaap_RelatedPartyTransactionPurchasesFromRelatedParty_B8E9DB1D14678513C9BD455B265B57E8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Related Party Transaction, Purchases from Related Party</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RelatedPartyTransactionPurchasesFromRelatedParty" xlink:label="loc_us-gaap_RelatedPartyTransactionPurchasesFromRelatedParty_B8E9DB1D14678513C9BD455B265B57E8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RelatedPartyTransactionPurchasesFromRelatedParty_B8E9DB1D14678513C9BD455B265B57E8" xlink:to="lab_us-gaap_RelatedPartyTransactionPurchasesFromRelatedParty_B8E9DB1D14678513C9BD455B265B57E8" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccountsReceivableRelatedParties_51CFF4C455B8A473034E455B265B58F0_terseLabel_en-US" xlink:label="lab_us-gaap_AccountsReceivableRelatedParties_51CFF4C455B8A473034E455B265B58F0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Account Receivable balance</link:label>
    <link:label id="lab_us-gaap_AccountsReceivableRelatedParties_51CFF4C455B8A473034E455B265B58F0_label_en-US" xlink:label="lab_us-gaap_AccountsReceivableRelatedParties_51CFF4C455B8A473034E455B265B58F0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accounts Receivable, Related Parties</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccountsReceivableRelatedParties" xlink:label="loc_us-gaap_AccountsReceivableRelatedParties_51CFF4C455B8A473034E455B265B58F0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccountsReceivableRelatedParties_51CFF4C455B8A473034E455B265B58F0" xlink:to="lab_us-gaap_AccountsReceivableRelatedParties_51CFF4C455B8A473034E455B265B58F0" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccountsPayableRelatedPartiesCurrentAndNoncurrent_57B4490B4E80C1911AE6455B265B68D8_terseLabel_en-US" xlink:label="lab_us-gaap_AccountsPayableRelatedPartiesCurrentAndNoncurrent_57B4490B4E80C1911AE6455B265B68D8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Account Payable balance</link:label>
    <link:label id="lab_us-gaap_AccountsPayableRelatedPartiesCurrentAndNoncurrent_57B4490B4E80C1911AE6455B265B68D8_label_en-US" xlink:label="lab_us-gaap_AccountsPayableRelatedPartiesCurrentAndNoncurrent_57B4490B4E80C1911AE6455B265B68D8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accounts Payable, Related Parties</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccountsPayableRelatedPartiesCurrentAndNoncurrent" xlink:label="loc_us-gaap_AccountsPayableRelatedPartiesCurrentAndNoncurrent_57B4490B4E80C1911AE6455B265B68D8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccountsPayableRelatedPartiesCurrentAndNoncurrent_57B4490B4E80C1911AE6455B265B68D8" xlink:to="lab_us-gaap_AccountsPayableRelatedPartiesCurrentAndNoncurrent_57B4490B4E80C1911AE6455B265B68D8" xlink:type="arc" />
    <link:label id="lab_us-gaap_CostMethodInvestments_4CDBA70A4716B53C89F2455B265CB28E_terseLabel_en-US" xlink:label="lab_us-gaap_CostMethodInvestments_4CDBA70A4716B53C89F2455B265CB28E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cost method investments</link:label>
    <link:label id="lab_us-gaap_CostMethodInvestments_4CDBA70A4716B53C89F2455B265CB28E_label_en-US" xlink:label="lab_us-gaap_CostMethodInvestments_4CDBA70A4716B53C89F2455B265CB28E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cost Method Investments</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CostMethodInvestments" xlink:label="loc_us-gaap_CostMethodInvestments_4CDBA70A4716B53C89F2455B265CB28E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CostMethodInvestments_4CDBA70A4716B53C89F2455B265CB28E" xlink:to="lab_us-gaap_CostMethodInvestments_4CDBA70A4716B53C89F2455B265CB28E" xlink:type="arc" />
    <link:label id="lab_us-gaap_DisposalGroupNotDiscontinuedOperationGainLossOnDisposal_BDF45C6F8B6ECB9833B4455B265C0845_terseLabel_en-US" xlink:label="lab_us-gaap_DisposalGroupNotDiscontinuedOperationGainLossOnDisposal_BDF45C6F8B6ECB9833B4455B265C0845" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Loss on disposal</link:label>
    <link:label id="lab_us-gaap_DisposalGroupNotDiscontinuedOperationGainLossOnDisposal_BDF45C6F8B6ECB9833B4455B265C0845_label_en-US" xlink:label="lab_us-gaap_DisposalGroupNotDiscontinuedOperationGainLossOnDisposal_BDF45C6F8B6ECB9833B4455B265C0845" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DisposalGroupNotDiscontinuedOperationGainLossOnDisposal" xlink:label="loc_us-gaap_DisposalGroupNotDiscontinuedOperationGainLossOnDisposal_BDF45C6F8B6ECB9833B4455B265C0845" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DisposalGroupNotDiscontinuedOperationGainLossOnDisposal_BDF45C6F8B6ECB9833B4455B265C0845" xlink:to="lab_us-gaap_DisposalGroupNotDiscontinuedOperationGainLossOnDisposal_BDF45C6F8B6ECB9833B4455B265C0845" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis_597A537320C6A4EEA364CD26ADD97F68_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis_597A537320C6A4EEA364CD26ADD97F68" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Plan Assets, Category [Axis]</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis_597A537320C6A4EEA364CD26ADD97F68_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis_597A537320C6A4EEA364CD26ADD97F68" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Plan Assets, Category [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis" xlink:label="loc_us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis_597A537320C6A4EEA364CD26ADD97F68" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis_597A537320C6A4EEA364CD26ADD97F68" xlink:to="lab_us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis_597A537320C6A4EEA364CD26ADD97F68" xlink:type="arc" />
    <link:label id="lab_us-gaap_PlanAssetCategoriesDomain_18AEE71E7A98AB119A0DCD26ADD9F377_terseLabel_en-US" xlink:label="lab_us-gaap_PlanAssetCategoriesDomain_18AEE71E7A98AB119A0DCD26ADD9F377" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Plan Assets, Category [Domain]</link:label>
    <link:label id="lab_us-gaap_PlanAssetCategoriesDomain_18AEE71E7A98AB119A0DCD26ADD9F377_label_en-US" xlink:label="lab_us-gaap_PlanAssetCategoriesDomain_18AEE71E7A98AB119A0DCD26ADD9F377" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Plan Assets, Category [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PlanAssetCategoriesDomain" xlink:label="loc_us-gaap_PlanAssetCategoriesDomain_18AEE71E7A98AB119A0DCD26ADD9F377" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PlanAssetCategoriesDomain_18AEE71E7A98AB119A0DCD26ADD9F377" xlink:to="lab_us-gaap_PlanAssetCategoriesDomain_18AEE71E7A98AB119A0DCD26ADD9F377" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanEquitySecuritiesMember_2D5D6A4298CBFFEAE840CD26ADD92E3E_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanEquitySecuritiesMember_2D5D6A4298CBFFEAE840CD26ADD92E3E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Equity securities</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanEquitySecuritiesMember_2D5D6A4298CBFFEAE840CD26ADD92E3E_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanEquitySecuritiesMember_2D5D6A4298CBFFEAE840CD26ADD92E3E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Equity Securities [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanEquitySecuritiesMember" xlink:label="loc_us-gaap_DefinedBenefitPlanEquitySecuritiesMember_2D5D6A4298CBFFEAE840CD26ADD92E3E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanEquitySecuritiesMember_2D5D6A4298CBFFEAE840CD26ADD92E3E" xlink:to="lab_us-gaap_DefinedBenefitPlanEquitySecuritiesMember_2D5D6A4298CBFFEAE840CD26ADD92E3E" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanDebtSecurityMember_5CD28CBF4ACFA9182029CD26ADD96C32_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanDebtSecurityMember_5CD28CBF4ACFA9182029CD26ADD96C32" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Debt securities</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanDebtSecurityMember_5CD28CBF4ACFA9182029CD26ADD96C32_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanDebtSecurityMember_5CD28CBF4ACFA9182029CD26ADD96C32" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Debt Security [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanDebtSecurityMember" xlink:label="loc_us-gaap_DefinedBenefitPlanDebtSecurityMember_5CD28CBF4ACFA9182029CD26ADD96C32" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanDebtSecurityMember_5CD28CBF4ACFA9182029CD26ADD96C32" xlink:to="lab_us-gaap_DefinedBenefitPlanDebtSecurityMember_5CD28CBF4ACFA9182029CD26ADD96C32" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanCashAndCashEquivalentsMember_B3E000101534DB5B015CCD26ADD9BBFE_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanCashAndCashEquivalentsMember_B3E000101534DB5B015CCD26ADD9BBFE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cash and cash equivalents, and other</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanCashAndCashEquivalentsMember_B3E000101534DB5B015CCD26ADD9BBFE_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanCashAndCashEquivalentsMember_B3E000101534DB5B015CCD26ADD9BBFE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Cash and Cash Equivalents [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanCashAndCashEquivalentsMember" xlink:label="loc_us-gaap_DefinedBenefitPlanCashAndCashEquivalentsMember_B3E000101534DB5B015CCD26ADD9BBFE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanCashAndCashEquivalentsMember_B3E000101534DB5B015CCD26ADD9BBFE" xlink:to="lab_us-gaap_DefinedBenefitPlanCashAndCashEquivalentsMember_B3E000101534DB5B015CCD26ADD9BBFE" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations_B772015F284C7B313DA3CD26ADD993B4_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations_B772015F284C7B313DA3CD26ADD993B4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Asset Allocation</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations_B772015F284C7B313DA3CD26ADD993B4_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations_B772015F284C7B313DA3CD26ADD993B4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Plan Assets, Actual Allocation, Percentage</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations" xlink:label="loc_us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations_B772015F284C7B313DA3CD26ADD993B4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations_B772015F284C7B313DA3CD26ADD993B4" xlink:to="lab_us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations_B772015F284C7B313DA3CD26ADD993B4" xlink:type="arc" />
    <link:label id="lab_us-gaap_OperatingIncomeLossMember_FDD2AC0637E6C640580530F6507DAF91_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingIncomeLossMember_FDD2AC0637E6C640580530F6507DAF91" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Operating Income (Loss)</link:label>
    <link:label id="lab_us-gaap_OperatingIncomeLossMember_FDD2AC0637E6C640580530F6507DAF91_label_en-US" xlink:label="lab_us-gaap_OperatingIncomeLossMember_FDD2AC0637E6C640580530F6507DAF91" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Operating Income (Loss) [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingIncomeLossMember" xlink:label="loc_us-gaap_OperatingIncomeLossMember_FDD2AC0637E6C640580530F6507DAF91" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingIncomeLossMember_FDD2AC0637E6C640580530F6507DAF91" xlink:to="lab_us-gaap_OperatingIncomeLossMember_FDD2AC0637E6C640580530F6507DAF91" xlink:type="arc" />
    <link:label id="lab_us-gaap_ConcentrationRiskByBenchmarkAxis_8116673296149AEDCB2B30F6507E6B2C_terseLabel_en-US" xlink:label="lab_us-gaap_ConcentrationRiskByBenchmarkAxis_8116673296149AEDCB2B30F6507E6B2C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Concentration Risk Benchmark [Axis]</link:label>
    <link:label id="lab_us-gaap_ConcentrationRiskByBenchmarkAxis_8116673296149AEDCB2B30F6507E6B2C_label_en-US" xlink:label="lab_us-gaap_ConcentrationRiskByBenchmarkAxis_8116673296149AEDCB2B30F6507E6B2C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Concentration Risk Benchmark [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ConcentrationRiskByBenchmarkAxis" xlink:label="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_8116673296149AEDCB2B30F6507E6B2C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_8116673296149AEDCB2B30F6507E6B2C" xlink:to="lab_us-gaap_ConcentrationRiskByBenchmarkAxis_8116673296149AEDCB2B30F6507E6B2C" xlink:type="arc" />
    <link:label id="lab_us-gaap_ConcentrationRiskBenchmarkDomain_C33EE453A53C4A6C9BB430F6507ECFFB_terseLabel_en-US" xlink:label="lab_us-gaap_ConcentrationRiskBenchmarkDomain_C33EE453A53C4A6C9BB430F6507ECFFB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Concentration Risk Benchmark [Domain]</link:label>
    <link:label id="lab_us-gaap_ConcentrationRiskBenchmarkDomain_C33EE453A53C4A6C9BB430F6507ECFFB_label_en-US" xlink:label="lab_us-gaap_ConcentrationRiskBenchmarkDomain_C33EE453A53C4A6C9BB430F6507ECFFB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Concentration Risk Benchmark [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ConcentrationRiskBenchmarkDomain" xlink:label="loc_us-gaap_ConcentrationRiskBenchmarkDomain_C33EE453A53C4A6C9BB430F6507ECFFB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ConcentrationRiskBenchmarkDomain_C33EE453A53C4A6C9BB430F6507ECFFB" xlink:to="lab_us-gaap_ConcentrationRiskBenchmarkDomain_C33EE453A53C4A6C9BB430F6507ECFFB" xlink:type="arc" />
    <link:label id="lab_us-gaap_SalesRevenueNetMember_673CC3CE60384761FD2630F6507E766D_terseLabel_en-US" xlink:label="lab_us-gaap_SalesRevenueNetMember_673CC3CE60384761FD2630F6507E766D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Net sales</link:label>
    <link:label id="lab_us-gaap_SalesRevenueNetMember_673CC3CE60384761FD2630F6507E766D_label_en-US" xlink:label="lab_us-gaap_SalesRevenueNetMember_673CC3CE60384761FD2630F6507E766D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Revenue Benchmark [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SalesRevenueNetMember" xlink:label="loc_us-gaap_SalesRevenueNetMember_673CC3CE60384761FD2630F6507E766D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SalesRevenueNetMember_673CC3CE60384761FD2630F6507E766D" xlink:to="lab_us-gaap_SalesRevenueNetMember_673CC3CE60384761FD2630F6507E766D" xlink:type="arc" />
    <link:label id="lab_us-gaap_ConcentrationRiskByTypeAxis_784903E799A2FD5DB99930F6507FC1A8_terseLabel_en-US" xlink:label="lab_us-gaap_ConcentrationRiskByTypeAxis_784903E799A2FD5DB99930F6507FC1A8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Concentration Risk Type [Axis]</link:label>
    <link:label id="lab_us-gaap_ConcentrationRiskByTypeAxis_784903E799A2FD5DB99930F6507FC1A8_label_en-US" xlink:label="lab_us-gaap_ConcentrationRiskByTypeAxis_784903E799A2FD5DB99930F6507FC1A8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Concentration Risk Type [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ConcentrationRiskByTypeAxis" xlink:label="loc_us-gaap_ConcentrationRiskByTypeAxis_784903E799A2FD5DB99930F6507FC1A8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ConcentrationRiskByTypeAxis_784903E799A2FD5DB99930F6507FC1A8" xlink:to="lab_us-gaap_ConcentrationRiskByTypeAxis_784903E799A2FD5DB99930F6507FC1A8" xlink:type="arc" />
    <link:label id="lab_us-gaap_ConcentrationRiskTypeDomain_241528ED2F06C5648AC630F6507F929B_terseLabel_en-US" xlink:label="lab_us-gaap_ConcentrationRiskTypeDomain_241528ED2F06C5648AC630F6507F929B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Concentration Risk Type [Domain]</link:label>
    <link:label id="lab_us-gaap_ConcentrationRiskTypeDomain_241528ED2F06C5648AC630F6507F929B_label_en-US" xlink:label="lab_us-gaap_ConcentrationRiskTypeDomain_241528ED2F06C5648AC630F6507F929B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Concentration Risk Type [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ConcentrationRiskTypeDomain" xlink:label="loc_us-gaap_ConcentrationRiskTypeDomain_241528ED2F06C5648AC630F6507F929B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ConcentrationRiskTypeDomain_241528ED2F06C5648AC630F6507F929B" xlink:to="lab_us-gaap_ConcentrationRiskTypeDomain_241528ED2F06C5648AC630F6507F929B" xlink:type="arc" />
    <link:label id="lab_us-gaap_GeographicConcentrationRiskMember_0AB6BCA8368D47FD975830F6507FFE88_terseLabel_en-US" xlink:label="lab_us-gaap_GeographicConcentrationRiskMember_0AB6BCA8368D47FD975830F6507FFE88" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Geographic Concentration Risk</link:label>
    <link:label id="lab_us-gaap_GeographicConcentrationRiskMember_0AB6BCA8368D47FD975830F6507FFE88_label_en-US" xlink:label="lab_us-gaap_GeographicConcentrationRiskMember_0AB6BCA8368D47FD975830F6507FFE88" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Geographic Concentration Risk [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GeographicConcentrationRiskMember" xlink:label="loc_us-gaap_GeographicConcentrationRiskMember_0AB6BCA8368D47FD975830F6507FFE88" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GeographicConcentrationRiskMember_0AB6BCA8368D47FD975830F6507FFE88" xlink:to="lab_us-gaap_GeographicConcentrationRiskMember_0AB6BCA8368D47FD975830F6507FFE88" xlink:type="arc" />
    <link:label id="lab_us-gaap_CustomerConcentrationRiskMember_AC58D2EC1DDD990733C930F6507F17D6_terseLabel_en-US" xlink:label="lab_us-gaap_CustomerConcentrationRiskMember_AC58D2EC1DDD990733C930F6507F17D6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Customer Concentration Risk</link:label>
    <link:label id="lab_us-gaap_CustomerConcentrationRiskMember_AC58D2EC1DDD990733C930F6507F17D6_label_en-US" xlink:label="lab_us-gaap_CustomerConcentrationRiskMember_AC58D2EC1DDD990733C930F6507F17D6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Customer Concentration Risk [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CustomerConcentrationRiskMember" xlink:label="loc_us-gaap_CustomerConcentrationRiskMember_AC58D2EC1DDD990733C930F6507F17D6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CustomerConcentrationRiskMember_AC58D2EC1DDD990733C930F6507F17D6" xlink:to="lab_us-gaap_CustomerConcentrationRiskMember_AC58D2EC1DDD990733C930F6507F17D6" xlink:type="arc" />
    <link:label id="lab_srt_StatementGeographicalAxis_85AE294FF10C8177B9A630F6507F0721_terseLabel_en-US" xlink:label="lab_srt_StatementGeographicalAxis_85AE294FF10C8177B9A630F6507F0721" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Geographical [Axis]</link:label>
    <link:label id="lab_srt_StatementGeographicalAxis_85AE294FF10C8177B9A630F6507F0721_label_en-US" xlink:label="lab_srt_StatementGeographicalAxis_85AE294FF10C8177B9A630F6507F0721" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Geographical [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_StatementGeographicalAxis" xlink:label="loc_srt_StatementGeographicalAxis_85AE294FF10C8177B9A630F6507F0721" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_StatementGeographicalAxis_85AE294FF10C8177B9A630F6507F0721" xlink:to="lab_srt_StatementGeographicalAxis_85AE294FF10C8177B9A630F6507F0721" xlink:type="arc" />
    <link:label id="lab_srt_SegmentGeographicalDomain_B17C57259E24A4DA2C5430F650806EAD_terseLabel_en-US" xlink:label="lab_srt_SegmentGeographicalDomain_B17C57259E24A4DA2C5430F650806EAD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Geographical [Domain]</link:label>
    <link:label id="lab_srt_SegmentGeographicalDomain_B17C57259E24A4DA2C5430F650806EAD_label_en-US" xlink:label="lab_srt_SegmentGeographicalDomain_B17C57259E24A4DA2C5430F650806EAD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Geographical [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_SegmentGeographicalDomain" xlink:label="loc_srt_SegmentGeographicalDomain_B17C57259E24A4DA2C5430F650806EAD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_SegmentGeographicalDomain_B17C57259E24A4DA2C5430F650806EAD" xlink:to="lab_srt_SegmentGeographicalDomain_B17C57259E24A4DA2C5430F650806EAD" xlink:type="arc" />
    <link:label id="lab_us-gaap_NonUsMember_AF6B2FA3CEF31FC9B11330F6508037B5_terseLabel_en-US" xlink:label="lab_us-gaap_NonUsMember_AF6B2FA3CEF31FC9B11330F6508037B5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Outside the United States</link:label>
    <link:label id="lab_us-gaap_NonUsMember_AF6B2FA3CEF31FC9B11330F6508037B5_label_en-US" xlink:label="lab_us-gaap_NonUsMember_AF6B2FA3CEF31FC9B11330F6508037B5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Non-US [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NonUsMember" xlink:label="loc_us-gaap_NonUsMember_AF6B2FA3CEF31FC9B11330F6508037B5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NonUsMember_AF6B2FA3CEF31FC9B11330F6508037B5" xlink:to="lab_us-gaap_NonUsMember_AF6B2FA3CEF31FC9B11330F6508037B5" xlink:type="arc" />
    <link:label id="lab_lfus_OtherCountriesMember_3D32E0CCCF26039763D330F65080A426_terseLabel_en-US" xlink:label="lab_lfus_OtherCountriesMember_3D32E0CCCF26039763D330F65080A426" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other countries</link:label>
    <link:label id="lab_lfus_OtherCountriesMember_3D32E0CCCF26039763D330F65080A426_label_en-US" xlink:label="lab_lfus_OtherCountriesMember_3D32E0CCCF26039763D330F65080A426" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Countries [Member]</link:label>
    <link:label id="lab_lfus_OtherCountriesMember_3D32E0CCCF26039763D330F65080A426_documentation_en-US" xlink:label="lab_lfus_OtherCountriesMember_3D32E0CCCF26039763D330F65080A426" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">The name of the geographical location that is other wise stated.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_OtherCountriesMember" xlink:label="loc_lfus_OtherCountriesMember_3D32E0CCCF26039763D330F65080A426" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_OtherCountriesMember_3D32E0CCCF26039763D330F65080A426" xlink:to="lab_lfus_OtherCountriesMember_3D32E0CCCF26039763D330F65080A426" xlink:type="arc" />
    <link:label id="lab_country_CN_8C38DF7C38195863008A30F650806BBE_terseLabel_en-US" xlink:label="lab_country_CN_8C38DF7C38195863008A30F650806BBE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">China</link:label>
    <link:label id="lab_country_CN_8C38DF7C38195863008A30F650806BBE_label_en-US" xlink:label="lab_country_CN_8C38DF7C38195863008A30F650806BBE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">CHINA</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/country/2017/country-2017-01-31.xsd#country_CN" xlink:label="loc_country_CN_8C38DF7C38195863008A30F650806BBE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_country_CN_8C38DF7C38195863008A30F650806BBE" xlink:to="lab_country_CN_8C38DF7C38195863008A30F650806BBE" xlink:type="arc" />
    <link:label id="lab_srt_MajorCustomersAxis_F93D08726A697BB17AD830F6508034DE_terseLabel_en-US" xlink:label="lab_srt_MajorCustomersAxis_F93D08726A697BB17AD830F6508034DE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Customer [Axis]</link:label>
    <link:label id="lab_srt_MajorCustomersAxis_F93D08726A697BB17AD830F6508034DE_label_en-US" xlink:label="lab_srt_MajorCustomersAxis_F93D08726A697BB17AD830F6508034DE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Customer [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_MajorCustomersAxis" xlink:label="loc_srt_MajorCustomersAxis_F93D08726A697BB17AD830F6508034DE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_MajorCustomersAxis_F93D08726A697BB17AD830F6508034DE" xlink:to="lab_srt_MajorCustomersAxis_F93D08726A697BB17AD830F6508034DE" xlink:type="arc" />
    <link:label id="lab_srt_NameOfMajorCustomerDomain_841CFB5C9B7D07CE847430F65081118A_terseLabel_en-US" xlink:label="lab_srt_NameOfMajorCustomerDomain_841CFB5C9B7D07CE847430F65081118A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Customer [Domain]</link:label>
    <link:label id="lab_srt_NameOfMajorCustomerDomain_841CFB5C9B7D07CE847430F65081118A_label_en-US" xlink:label="lab_srt_NameOfMajorCustomerDomain_841CFB5C9B7D07CE847430F65081118A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Customer [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_NameOfMajorCustomerDomain" xlink:label="loc_srt_NameOfMajorCustomerDomain_841CFB5C9B7D07CE847430F65081118A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_NameOfMajorCustomerDomain_841CFB5C9B7D07CE847430F65081118A" xlink:to="lab_srt_NameOfMajorCustomerDomain_841CFB5C9B7D07CE847430F65081118A" xlink:type="arc" />
    <link:label id="lab_lfus_ArrowElectronicsIncMember_5A0BB706B018CBB9308E30F65081F1C1_terseLabel_en-US" xlink:label="lab_lfus_ArrowElectronicsIncMember_5A0BB706B018CBB9308E30F65081F1C1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Arrow Electronics Inc.</link:label>
    <link:label id="lab_lfus_ArrowElectronicsIncMember_5A0BB706B018CBB9308E30F65081F1C1_label_en-US" xlink:label="lab_lfus_ArrowElectronicsIncMember_5A0BB706B018CBB9308E30F65081F1C1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Arrow Electronics Inc. [Member]</link:label>
    <link:label id="lab_lfus_ArrowElectronicsIncMember_5A0BB706B018CBB9308E30F65081F1C1_documentation_en-US" xlink:label="lab_lfus_ArrowElectronicsIncMember_5A0BB706B018CBB9308E30F65081F1C1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Related to the entity Arrow Electronics Inc.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_ArrowElectronicsIncMember" xlink:label="loc_lfus_ArrowElectronicsIncMember_5A0BB706B018CBB9308E30F65081F1C1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_ArrowElectronicsIncMember_5A0BB706B018CBB9308E30F65081F1C1" xlink:to="lab_lfus_ArrowElectronicsIncMember_5A0BB706B018CBB9308E30F65081F1C1" xlink:type="arc" />
    <link:label id="lab_us-gaap_NumberOfOperatingSegments_158A4C6DDAE191BB2C8C30F650814615_terseLabel_en-US" xlink:label="lab_us-gaap_NumberOfOperatingSegments_158A4C6DDAE191BB2C8C30F650814615" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Number of operating segments</link:label>
    <link:label id="lab_us-gaap_NumberOfOperatingSegments_158A4C6DDAE191BB2C8C30F650814615_label_en-US" xlink:label="lab_us-gaap_NumberOfOperatingSegments_158A4C6DDAE191BB2C8C30F650814615" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Number of Operating Segments</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NumberOfOperatingSegments" xlink:label="loc_us-gaap_NumberOfOperatingSegments_158A4C6DDAE191BB2C8C30F650814615" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NumberOfOperatingSegments_158A4C6DDAE191BB2C8C30F650814615" xlink:to="lab_us-gaap_NumberOfOperatingSegments_158A4C6DDAE191BB2C8C30F650814615" xlink:type="arc" />
    <link:label id="lab_us-gaap_RestructuringCostsAndAssetImpairmentCharges_85C7A14F86E16317941B30F6508207C7_verboseLabel_en-US" xlink:label="lab_us-gaap_RestructuringCostsAndAssetImpairmentCharges_85C7A14F86E16317941B30F6508207C7" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Restructuring charges primarily related to employee termination costs</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RestructuringCostsAndAssetImpairmentCharges" xlink:label="loc_us-gaap_RestructuringCostsAndAssetImpairmentCharges_85C7A14F86E16317941B30F6508207C7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestructuringCostsAndAssetImpairmentCharges_85C7A14F86E16317941B30F6508207C7" xlink:to="lab_us-gaap_RestructuringCostsAndAssetImpairmentCharges_85C7A14F86E16317941B30F6508207C7" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentInventory_15AF9B726E8B400DD83130F65082B622_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentInventory_15AF9B726E8B400DD83130F65082B622" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Inventory adjustment</link:label>
    <link:label id="lab_us-gaap_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentInventory_15AF9B726E8B400DD83130F65082B622_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentInventory_15AF9B726E8B400DD83130F65082B622" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Inventory</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentInventory" xlink:label="loc_us-gaap_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentInventory_15AF9B726E8B400DD83130F65082B622" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentInventory_15AF9B726E8B400DD83130F65082B622" xlink:to="lab_us-gaap_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentInventory_15AF9B726E8B400DD83130F65082B622" xlink:type="arc" />
    <link:label id="lab_lfus_BusinessCombinationAcquisitionRelatedCostsandIntegrationCostsLegalAccountingandOtherExpenses_1F4DAFC3B8AE18FFABC930F650828DF4_terseLabel_en-US" xlink:label="lab_lfus_BusinessCombinationAcquisitionRelatedCostsandIntegrationCostsLegalAccountingandOtherExpenses_1F4DAFC3B8AE18FFABC930F650828DF4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Legal, accounting and other expenses</link:label>
    <link:label id="lab_lfus_BusinessCombinationAcquisitionRelatedCostsandIntegrationCostsLegalAccountingandOtherExpenses_1F4DAFC3B8AE18FFABC930F650828DF4_label_en-US" xlink:label="lab_lfus_BusinessCombinationAcquisitionRelatedCostsandIntegrationCostsLegalAccountingandOtherExpenses_1F4DAFC3B8AE18FFABC930F650828DF4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combination, Acquisition Related Costs and Integration Costs, Legal Accounting and Other Expenses</link:label>
    <link:label id="lab_lfus_BusinessCombinationAcquisitionRelatedCostsandIntegrationCostsLegalAccountingandOtherExpenses_1F4DAFC3B8AE18FFABC930F650828DF4_documentation_en-US" xlink:label="lab_lfus_BusinessCombinationAcquisitionRelatedCostsandIntegrationCostsLegalAccountingandOtherExpenses_1F4DAFC3B8AE18FFABC930F650828DF4" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">This element represents legal, accounting and other expenses incurred to effect a business combination which costs have been expensed during the period.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_BusinessCombinationAcquisitionRelatedCostsandIntegrationCostsLegalAccountingandOtherExpenses" xlink:label="loc_lfus_BusinessCombinationAcquisitionRelatedCostsandIntegrationCostsLegalAccountingandOtherExpenses_1F4DAFC3B8AE18FFABC930F650828DF4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_BusinessCombinationAcquisitionRelatedCostsandIntegrationCostsLegalAccountingandOtherExpenses_1F4DAFC3B8AE18FFABC930F650828DF4" xlink:to="lab_lfus_BusinessCombinationAcquisitionRelatedCostsandIntegrationCostsLegalAccountingandOtherExpenses_1F4DAFC3B8AE18FFABC930F650828DF4" xlink:type="arc" />
    <link:label id="lab_lfus_BusinessCombinationBacklogAmortizationCosts_1897710D513B55D78BCA30F65082AB00_terseLabel_en-US" xlink:label="lab_lfus_BusinessCombinationBacklogAmortizationCosts_1897710D513B55D78BCA30F65082AB00" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Backlog amortization costs</link:label>
    <link:label id="lab_lfus_BusinessCombinationBacklogAmortizationCosts_1897710D513B55D78BCA30F65082AB00_label_en-US" xlink:label="lab_lfus_BusinessCombinationBacklogAmortizationCosts_1897710D513B55D78BCA30F65082AB00" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combination, Backlog Amortization Costs</link:label>
    <link:label id="lab_lfus_BusinessCombinationBacklogAmortizationCosts_1897710D513B55D78BCA30F65082AB00_documentation_en-US" xlink:label="lab_lfus_BusinessCombinationBacklogAmortizationCosts_1897710D513B55D78BCA30F65082AB00" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">The amount of backlog amortization costs related to the business combination.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_BusinessCombinationBacklogAmortizationCosts" xlink:label="loc_lfus_BusinessCombinationBacklogAmortizationCosts_1897710D513B55D78BCA30F65082AB00" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_BusinessCombinationBacklogAmortizationCosts_1897710D513B55D78BCA30F65082AB00" xlink:to="lab_lfus_BusinessCombinationBacklogAmortizationCosts_1897710D513B55D78BCA30F65082AB00" xlink:type="arc" />
    <link:label id="lab_lfus_BusinessCombinationChangeinControlExpense_C6B8D13F98BF4F28B07630F650831255_terseLabel_en-US" xlink:label="lab_lfus_BusinessCombinationChangeinControlExpense_C6B8D13F98BF4F28B07630F650831255" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Change in control expense</link:label>
    <link:label id="lab_lfus_BusinessCombinationChangeinControlExpense_C6B8D13F98BF4F28B07630F650831255_label_en-US" xlink:label="lab_lfus_BusinessCombinationChangeinControlExpense_C6B8D13F98BF4F28B07630F650831255" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combination, Change in Control Expense</link:label>
    <link:label id="lab_lfus_BusinessCombinationChangeinControlExpense_C6B8D13F98BF4F28B07630F650831255_documentation_en-US" xlink:label="lab_lfus_BusinessCombinationChangeinControlExpense_C6B8D13F98BF4F28B07630F650831255" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Business Combination, Change in Control Expense</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_BusinessCombinationChangeinControlExpense" xlink:label="loc_lfus_BusinessCombinationChangeinControlExpense_C6B8D13F98BF4F28B07630F650831255" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_BusinessCombinationChangeinControlExpense_C6B8D13F98BF4F28B07630F650831255" xlink:to="lab_lfus_BusinessCombinationChangeinControlExpense_C6B8D13F98BF4F28B07630F650831255" xlink:type="arc" />
    <link:label id="lab_us-gaap_ConcentrationRiskPercentage1_994A7D606A2CCD2B178230F650836AD7_terseLabel_en-US" xlink:label="lab_us-gaap_ConcentrationRiskPercentage1_994A7D606A2CCD2B178230F650836AD7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Concentration risk (less than)</link:label>
    <link:label id="lab_us-gaap_ConcentrationRiskPercentage1_994A7D606A2CCD2B178230F650836AD7_label_en-US" xlink:label="lab_us-gaap_ConcentrationRiskPercentage1_994A7D606A2CCD2B178230F650836AD7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Concentration Risk, Percentage</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ConcentrationRiskPercentage1" xlink:label="loc_us-gaap_ConcentrationRiskPercentage1_994A7D606A2CCD2B178230F650836AD7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ConcentrationRiskPercentage1_994A7D606A2CCD2B178230F650836AD7" xlink:to="lab_us-gaap_ConcentrationRiskPercentage1_994A7D606A2CCD2B178230F650836AD7" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate_A45927A61D0D9171B5FB35EBA2622902_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate_A45927A61D0D9171B5FB35EBA2622902" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Tax expense at statutory rate of 21% (35% for 2017)</link:label>
    <link:label id="lab_us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate_A45927A61D0D9171B5FB35EBA2622902_label_en-US" xlink:label="lab_us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate_A45927A61D0D9171B5FB35EBA2622902" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate" xlink:label="loc_us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate_A45927A61D0D9171B5FB35EBA2622902" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate_A45927A61D0D9171B5FB35EBA2622902" xlink:to="lab_us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate_A45927A61D0D9171B5FB35EBA2622902" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeTaxReconciliationForeignIncomeTaxRateDifferential_38B5CF64170EA00E3FC235EBA262355F_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxReconciliationForeignIncomeTaxRateDifferential_38B5CF64170EA00E3FC235EBA262355F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Non-U.S. income tax rate differential</link:label>
    <link:label id="lab_us-gaap_IncomeTaxReconciliationForeignIncomeTaxRateDifferential_38B5CF64170EA00E3FC235EBA262355F_label_en-US" xlink:label="lab_us-gaap_IncomeTaxReconciliationForeignIncomeTaxRateDifferential_38B5CF64170EA00E3FC235EBA262355F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Amount</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxReconciliationForeignIncomeTaxRateDifferential" xlink:label="loc_us-gaap_IncomeTaxReconciliationForeignIncomeTaxRateDifferential_38B5CF64170EA00E3FC235EBA262355F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeTaxReconciliationForeignIncomeTaxRateDifferential_38B5CF64170EA00E3FC235EBA262355F" xlink:to="lab_us-gaap_IncomeTaxReconciliationForeignIncomeTaxRateDifferential_38B5CF64170EA00E3FC235EBA262355F" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeTaxReconciliationNondeductibleExpenseRestructuringCharges_0E31E12FE40CB4299C5435EBA263C870_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxReconciliationNondeductibleExpenseRestructuringCharges_0E31E12FE40CB4299C5435EBA263C870" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Non-U.S. losses and expenses with no tax benefit</link:label>
    <link:label id="lab_us-gaap_IncomeTaxReconciliationNondeductibleExpenseRestructuringCharges_0E31E12FE40CB4299C5435EBA263C870_label_en-US" xlink:label="lab_us-gaap_IncomeTaxReconciliationNondeductibleExpenseRestructuringCharges_0E31E12FE40CB4299C5435EBA263C870" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Effective Income Tax Rate Reconciliation, Nondeductible Expense, Restructuring Charges, Amount</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxReconciliationNondeductibleExpenseRestructuringCharges" xlink:label="loc_us-gaap_IncomeTaxReconciliationNondeductibleExpenseRestructuringCharges_0E31E12FE40CB4299C5435EBA263C870" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeTaxReconciliationNondeductibleExpenseRestructuringCharges_0E31E12FE40CB4299C5435EBA263C870" xlink:to="lab_us-gaap_IncomeTaxReconciliationNondeductibleExpenseRestructuringCharges_0E31E12FE40CB4299C5435EBA263C870" xlink:type="arc" />
    <link:label id="lab_lfus_EffectiveIncomeTaxRateReconciliationImpactofTaxProvisionsAmount_D107D6BB1F20BFD72AF035EBA26368D8_terseLabel_en-US" xlink:label="lab_lfus_EffectiveIncomeTaxRateReconciliationImpactofTaxProvisionsAmount_D107D6BB1F20BFD72AF035EBA26368D8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Net impact associated with the GILTI tax provisions</link:label>
    <link:label id="lab_lfus_EffectiveIncomeTaxRateReconciliationImpactofTaxProvisionsAmount_D107D6BB1F20BFD72AF035EBA26368D8_label_en-US" xlink:label="lab_lfus_EffectiveIncomeTaxRateReconciliationImpactofTaxProvisionsAmount_D107D6BB1F20BFD72AF035EBA26368D8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Effective Income Tax Rate Reconciliation, Impact of Tax Provisions, Amount</link:label>
    <link:label id="lab_lfus_EffectiveIncomeTaxRateReconciliationImpactofTaxProvisionsAmount_D107D6BB1F20BFD72AF035EBA26368D8_documentation_en-US" xlink:label="lab_lfus_EffectiveIncomeTaxRateReconciliationImpactofTaxProvisionsAmount_D107D6BB1F20BFD72AF035EBA26368D8" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Effective Income Tax Rate Reconciliation, Impact of Tax Provisions, Amount</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_EffectiveIncomeTaxRateReconciliationImpactofTaxProvisionsAmount" xlink:label="loc_lfus_EffectiveIncomeTaxRateReconciliationImpactofTaxProvisionsAmount_D107D6BB1F20BFD72AF035EBA26368D8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_EffectiveIncomeTaxRateReconciliationImpactofTaxProvisionsAmount_D107D6BB1F20BFD72AF035EBA26368D8" xlink:to="lab_lfus_EffectiveIncomeTaxRateReconciliationImpactofTaxProvisionsAmount_D107D6BB1F20BFD72AF035EBA26368D8" xlink:type="arc" />
    <link:label id="lab_lfus_EffectiveIncomeTaxRateReconciliationUndistributedForeignEarnings_1DCDEF096D8287C9F39D35EBA2685900_verboseLabel_en-US" xlink:label="lab_lfus_EffectiveIncomeTaxRateReconciliationUndistributedForeignEarnings_1DCDEF096D8287C9F39D35EBA2685900" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Tax on unremitted earnings</link:label>
    <link:label id="lab_lfus_EffectiveIncomeTaxRateReconciliationUndistributedForeignEarnings_1DCDEF096D8287C9F39D35EBA2685900_label_en-US" xlink:label="lab_lfus_EffectiveIncomeTaxRateReconciliationUndistributedForeignEarnings_1DCDEF096D8287C9F39D35EBA2685900" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">lfus_EffectiveIncomeTaxRateReconciliationUndistributedForeignEarnings</link:label>
    <link:label id="lab_lfus_EffectiveIncomeTaxRateReconciliationUndistributedForeignEarnings_1DCDEF096D8287C9F39D35EBA2685900_documentation_en-US" xlink:label="lab_lfus_EffectiveIncomeTaxRateReconciliationUndistributedForeignEarnings_1DCDEF096D8287C9F39D35EBA2685900" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Represents creation of deferred liabilities in relation to foreign earnings of consolidated subsidiaries.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_EffectiveIncomeTaxRateReconciliationUndistributedForeignEarnings" xlink:label="loc_lfus_EffectiveIncomeTaxRateReconciliationUndistributedForeignEarnings_1DCDEF096D8287C9F39D35EBA2685900" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_EffectiveIncomeTaxRateReconciliationUndistributedForeignEarnings_1DCDEF096D8287C9F39D35EBA2685900" xlink:to="lab_lfus_EffectiveIncomeTaxRateReconciliationUndistributedForeignEarnings_1DCDEF096D8287C9F39D35EBA2685900" xlink:type="arc" />
    <link:label id="lab_lfus_EffectiveIncomeTaxRateReconciliationChangeinUnrecognizedTaxBenefitsandRelatedAccruedInterest_06CB80D77C7B8F98A26F35EBA2685DCE_terseLabel_en-US" xlink:label="lab_lfus_EffectiveIncomeTaxRateReconciliationChangeinUnrecognizedTaxBenefitsandRelatedAccruedInterest_06CB80D77C7B8F98A26F35EBA2685DCE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Certain changes in unrecognized tax benefits and related accrued interest</link:label>
    <link:label id="lab_lfus_EffectiveIncomeTaxRateReconciliationChangeinUnrecognizedTaxBenefitsandRelatedAccruedInterest_06CB80D77C7B8F98A26F35EBA2685DCE_label_en-US" xlink:label="lab_lfus_EffectiveIncomeTaxRateReconciliationChangeinUnrecognizedTaxBenefitsandRelatedAccruedInterest_06CB80D77C7B8F98A26F35EBA2685DCE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Effective Income Tax Rate Reconciliation, Change in Unrecognized Tax Benefits and Related Accrued Interest</link:label>
    <link:label id="lab_lfus_EffectiveIncomeTaxRateReconciliationChangeinUnrecognizedTaxBenefitsandRelatedAccruedInterest_06CB80D77C7B8F98A26F35EBA2685DCE_documentation_en-US" xlink:label="lab_lfus_EffectiveIncomeTaxRateReconciliationChangeinUnrecognizedTaxBenefitsandRelatedAccruedInterest_06CB80D77C7B8F98A26F35EBA2685DCE" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Effective Income Tax Rate Reconciliation, Change in Unrecognized Tax Benefits and Related Accrued Interest</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_EffectiveIncomeTaxRateReconciliationChangeinUnrecognizedTaxBenefitsandRelatedAccruedInterest" xlink:label="loc_lfus_EffectiveIncomeTaxRateReconciliationChangeinUnrecognizedTaxBenefitsandRelatedAccruedInterest_06CB80D77C7B8F98A26F35EBA2685DCE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_EffectiveIncomeTaxRateReconciliationChangeinUnrecognizedTaxBenefitsandRelatedAccruedInterest_06CB80D77C7B8F98A26F35EBA2685DCE" xlink:to="lab_lfus_EffectiveIncomeTaxRateReconciliationChangeinUnrecognizedTaxBenefitsandRelatedAccruedInterest_06CB80D77C7B8F98A26F35EBA2685DCE" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes_91D40619D0C7B71C02CA35EBA269AFA7_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes_91D40619D0C7B71C02CA35EBA269AFA7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">State and local taxes, net of federal tax benefit</link:label>
    <link:label id="lab_us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes_91D40619D0C7B71C02CA35EBA269AFA7_label_en-US" xlink:label="lab_us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes_91D40619D0C7B71C02CA35EBA269AFA7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Amount</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes" xlink:label="loc_us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes_91D40619D0C7B71C02CA35EBA269AFA7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes_91D40619D0C7B71C02CA35EBA269AFA7" xlink:to="lab_us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes_91D40619D0C7B71C02CA35EBA269AFA7" xlink:type="arc" />
    <link:label id="lab_lfus_IncomeTaxReconciliationNondeductibleExpenseProfessionalFees_BADB50BD4CF41625FDD435EBA269E258_terseLabel_en-US" xlink:label="lab_lfus_IncomeTaxReconciliationNondeductibleExpenseProfessionalFees_BADB50BD4CF41625FDD435EBA269E258" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Nondeductible professional fees</link:label>
    <link:label id="lab_lfus_IncomeTaxReconciliationNondeductibleExpenseProfessionalFees_BADB50BD4CF41625FDD435EBA269E258_label_en-US" xlink:label="lab_lfus_IncomeTaxReconciliationNondeductibleExpenseProfessionalFees_BADB50BD4CF41625FDD435EBA269E258" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Nondeductible professional fees</link:label>
    <link:label id="lab_lfus_IncomeTaxReconciliationNondeductibleExpenseProfessionalFees_BADB50BD4CF41625FDD435EBA269E258_documentation_en-US" xlink:label="lab_lfus_IncomeTaxReconciliationNondeductibleExpenseProfessionalFees_BADB50BD4CF41625FDD435EBA269E258" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to nondeductible professional fees.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_IncomeTaxReconciliationNondeductibleExpenseProfessionalFees" xlink:label="loc_lfus_IncomeTaxReconciliationNondeductibleExpenseProfessionalFees_BADB50BD4CF41625FDD435EBA269E258" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_IncomeTaxReconciliationNondeductibleExpenseProfessionalFees_BADB50BD4CF41625FDD435EBA269E258" xlink:to="lab_lfus_IncomeTaxReconciliationNondeductibleExpenseProfessionalFees_BADB50BD4CF41625FDD435EBA269E258" xlink:type="arc" />
    <link:label id="lab_lfus_EffectiveIncomeTaxRateReconciliationTollChargeAmount_105285DF1800B61C0CD435EBA26942B0_verboseLabel_en-US" xlink:label="lab_lfus_EffectiveIncomeTaxRateReconciliationTollChargeAmount_105285DF1800B61C0CD435EBA26942B0" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">2017 Toll Charge (and 2018 adjustment)</link:label>
    <link:label id="lab_lfus_EffectiveIncomeTaxRateReconciliationTollChargeAmount_105285DF1800B61C0CD435EBA26942B0_label_en-US" xlink:label="lab_lfus_EffectiveIncomeTaxRateReconciliationTollChargeAmount_105285DF1800B61C0CD435EBA26942B0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Effective Income Tax Rate Reconciliation, Toll Charge, Amount</link:label>
    <link:label id="lab_lfus_EffectiveIncomeTaxRateReconciliationTollChargeAmount_105285DF1800B61C0CD435EBA26942B0_documentation_en-US" xlink:label="lab_lfus_EffectiveIncomeTaxRateReconciliationTollChargeAmount_105285DF1800B61C0CD435EBA26942B0" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Effective Income Tax Rate Reconciliation, Toll Charge, Amount</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_EffectiveIncomeTaxRateReconciliationTollChargeAmount" xlink:label="loc_lfus_EffectiveIncomeTaxRateReconciliationTollChargeAmount_105285DF1800B61C0CD435EBA26942B0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_EffectiveIncomeTaxRateReconciliationTollChargeAmount_105285DF1800B61C0CD435EBA26942B0" xlink:to="lab_lfus_EffectiveIncomeTaxRateReconciliationTollChargeAmount_105285DF1800B61C0CD435EBA26942B0" xlink:type="arc" />
    <link:label id="lab_lfus_EffectiveIncomeTaxRateReconciliationProvisionalTaxActImpactOtherThanTollChargeAmount_4A16324A8F2346B58F0735EBA269C84E_terseLabel_en-US" xlink:label="lab_lfus_EffectiveIncomeTaxRateReconciliationProvisionalTaxActImpactOtherThanTollChargeAmount_4A16324A8F2346B58F0735EBA269C84E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Provisional Tax Act impact other than Toll Charge (and 2018 adjustment)</link:label>
    <link:label id="lab_lfus_EffectiveIncomeTaxRateReconciliationProvisionalTaxActImpactOtherThanTollChargeAmount_4A16324A8F2346B58F0735EBA269C84E_label_en-US" xlink:label="lab_lfus_EffectiveIncomeTaxRateReconciliationProvisionalTaxActImpactOtherThanTollChargeAmount_4A16324A8F2346B58F0735EBA269C84E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Effective Income Tax Rate Reconciliation, Provisional Tax Act Impact Other Than Toll Charge, Amount</link:label>
    <link:label id="lab_lfus_EffectiveIncomeTaxRateReconciliationProvisionalTaxActImpactOtherThanTollChargeAmount_4A16324A8F2346B58F0735EBA269C84E_documentation_en-US" xlink:label="lab_lfus_EffectiveIncomeTaxRateReconciliationProvisionalTaxActImpactOtherThanTollChargeAmount_4A16324A8F2346B58F0735EBA269C84E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Effective Income Tax Rate Reconciliation, Provisional Tax Act Impact Other Than Toll Charge, Amount</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_EffectiveIncomeTaxRateReconciliationProvisionalTaxActImpactOtherThanTollChargeAmount" xlink:label="loc_lfus_EffectiveIncomeTaxRateReconciliationProvisionalTaxActImpactOtherThanTollChargeAmount_4A16324A8F2346B58F0735EBA269C84E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_EffectiveIncomeTaxRateReconciliationProvisionalTaxActImpactOtherThanTollChargeAmount_4A16324A8F2346B58F0735EBA269C84E" xlink:to="lab_lfus_EffectiveIncomeTaxRateReconciliationProvisionalTaxActImpactOtherThanTollChargeAmount_4A16324A8F2346B58F0735EBA269C84E" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeTaxReconciliationOtherAdjustments_F1659BADD3A394355DE535EBA269B7BB_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxReconciliationOtherAdjustments_F1659BADD3A394355DE535EBA269B7BB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other, net</link:label>
    <link:label id="lab_us-gaap_IncomeTaxReconciliationOtherAdjustments_F1659BADD3A394355DE535EBA269B7BB_label_en-US" xlink:label="lab_us-gaap_IncomeTaxReconciliationOtherAdjustments_F1659BADD3A394355DE535EBA269B7BB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Effective Income Tax Rate Reconciliation, Other Adjustments, Amount</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxReconciliationOtherAdjustments" xlink:label="loc_us-gaap_IncomeTaxReconciliationOtherAdjustments_F1659BADD3A394355DE535EBA269B7BB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeTaxReconciliationOtherAdjustments_F1659BADD3A394355DE535EBA269B7BB" xlink:to="lab_us-gaap_IncomeTaxReconciliationOtherAdjustments_F1659BADD3A394355DE535EBA269B7BB" xlink:type="arc" />
    <link:label id="lab_us-gaap_QuarterlyFinancialInformationDisclosureAbstract_8DF974CF4AE1C62BA6084518721B964B_label_en-US" xlink:label="lab_us-gaap_QuarterlyFinancialInformationDisclosureAbstract_8DF974CF4AE1C62BA6084518721B964B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Quarterly Financial Information Disclosure [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_QuarterlyFinancialInformationDisclosureAbstract" xlink:label="loc_us-gaap_QuarterlyFinancialInformationDisclosureAbstract_8DF974CF4AE1C62BA6084518721B964B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_QuarterlyFinancialInformationDisclosureAbstract_8DF974CF4AE1C62BA6084518721B964B" xlink:to="lab_us-gaap_QuarterlyFinancialInformationDisclosureAbstract_8DF974CF4AE1C62BA6084518721B964B" xlink:type="arc" />
    <link:label id="lab_us-gaap_AllOtherSegmentsMember_A3BED00D93F2FFD2D0B54518721C80A2_verboseLabel_en-US" xlink:label="lab_us-gaap_AllOtherSegmentsMember_A3BED00D93F2FFD2D0B54518721C80A2" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Other Segments</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AllOtherSegmentsMember" xlink:label="loc_us-gaap_AllOtherSegmentsMember_A3BED00D93F2FFD2D0B54518721C80A2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AllOtherSegmentsMember_A3BED00D93F2FFD2D0B54518721C80A2" xlink:to="lab_us-gaap_AllOtherSegmentsMember_A3BED00D93F2FFD2D0B54518721C80A2" xlink:type="arc" />
    <link:label id="lab_us-gaap_RestructuringCostsAndAssetImpairmentCharges_72B977FEC04B4A17A1114518721E277E_terseLabel_en-US" xlink:label="lab_us-gaap_RestructuringCostsAndAssetImpairmentCharges_72B977FEC04B4A17A1114518721E277E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Restructuring, impairment and other costs</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RestructuringCostsAndAssetImpairmentCharges" xlink:label="loc_us-gaap_RestructuringCostsAndAssetImpairmentCharges_72B977FEC04B4A17A1114518721E277E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestructuringCostsAndAssetImpairmentCharges_72B977FEC04B4A17A1114518721E277E" xlink:to="lab_us-gaap_RestructuringCostsAndAssetImpairmentCharges_72B977FEC04B4A17A1114518721E277E" xlink:type="arc" />
    <link:label id="lab_us-gaap_UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations_13DA1DF6230B9396E8B94518721EF866_terseLabel_en-US" xlink:label="lab_us-gaap_UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations_13DA1DF6230B9396E8B94518721EF866" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Benefit for previously unrecognized tax benefits in respect of which the statute of limitation has expired</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations" xlink:label="loc_us-gaap_UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations_13DA1DF6230B9396E8B94518721EF866" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations_13DA1DF6230B9396E8B94518721EF866" xlink:to="lab_us-gaap_UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations_13DA1DF6230B9396E8B94518721EF866" xlink:type="arc" />
    <link:label id="lab_us-gaap_GainLossOnDispositionOfAssets1_840B0A2CFC3D417D9FD14518721EA494_terseLabel_en-US" xlink:label="lab_us-gaap_GainLossOnDispositionOfAssets1_840B0A2CFC3D417D9FD14518721EA494" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Loss on sale of building</link:label>
    <link:label id="lab_us-gaap_GainLossOnDispositionOfAssets1_840B0A2CFC3D417D9FD14518721EA494_label_en-US" xlink:label="lab_us-gaap_GainLossOnDispositionOfAssets1_840B0A2CFC3D417D9FD14518721EA494" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Gain (Loss) on Disposition of Assets</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GainLossOnDispositionOfAssets1" xlink:label="loc_us-gaap_GainLossOnDispositionOfAssets1_840B0A2CFC3D417D9FD14518721EA494" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GainLossOnDispositionOfAssets1_840B0A2CFC3D417D9FD14518721EA494" xlink:to="lab_us-gaap_GainLossOnDispositionOfAssets1_840B0A2CFC3D417D9FD14518721EA494" xlink:type="arc" />
    <link:label id="lab_us-gaap_GainLossOnSaleOfBusiness_6BBACFEE2D896D2595554518721E5F50_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_GainLossOnSaleOfBusiness_6BBACFEE2D896D2595554518721E5F50" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Loss on disposal of a business</link:label>
    <link:label id="lab_us-gaap_GainLossOnSaleOfBusiness_6BBACFEE2D896D2595554518721E5F50_label_en-US" xlink:label="lab_us-gaap_GainLossOnSaleOfBusiness_6BBACFEE2D896D2595554518721E5F50" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Gain (Loss) on Disposition of Business</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GainLossOnSaleOfBusiness" xlink:label="loc_us-gaap_GainLossOnSaleOfBusiness_6BBACFEE2D896D2595554518721E5F50" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GainLossOnSaleOfBusiness_6BBACFEE2D896D2595554518721E5F50" xlink:to="lab_us-gaap_GainLossOnSaleOfBusiness_6BBACFEE2D896D2595554518721E5F50" xlink:type="arc" />
    <link:label id="lab_us-gaap_RestructuringCosts_6D54154030E96A789E084518721F1409_terseLabel_en-US" xlink:label="lab_us-gaap_RestructuringCosts_6D54154030E96A789E084518721F1409" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Restructuring costs</link:label>
    <link:label id="lab_us-gaap_RestructuringCosts_6D54154030E96A789E084518721F1409_label_en-US" xlink:label="lab_us-gaap_RestructuringCosts_6D54154030E96A789E084518721F1409" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Restructuring Costs</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RestructuringCosts" xlink:label="loc_us-gaap_RestructuringCosts_6D54154030E96A789E084518721F1409" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestructuringCosts_6D54154030E96A789E084518721F1409" xlink:to="lab_us-gaap_RestructuringCosts_6D54154030E96A789E084518721F1409" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessCombinationStepAcquisitionEquityInterestInAcquireeRemeasurementGain_D6B5C0E3713F1D57B5A44518721F3C72_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationStepAcquisitionEquityInterestInAcquireeRemeasurementGain_D6B5C0E3713F1D57B5A44518721F3C72" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Gain related to acquisition of Monolith</link:label>
    <link:label id="lab_us-gaap_BusinessCombinationStepAcquisitionEquityInterestInAcquireeRemeasurementGain_D6B5C0E3713F1D57B5A44518721F3C72_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationStepAcquisitionEquityInterestInAcquireeRemeasurementGain_D6B5C0E3713F1D57B5A44518721F3C72" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combination, Step Acquisition, Equity Interest in Acquiree, Remeasurement Gain</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationStepAcquisitionEquityInterestInAcquireeRemeasurementGain" xlink:label="loc_us-gaap_BusinessCombinationStepAcquisitionEquityInterestInAcquireeRemeasurementGain_D6B5C0E3713F1D57B5A44518721F3C72" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationStepAcquisitionEquityInterestInAcquireeRemeasurementGain_D6B5C0E3713F1D57B5A44518721F3C72" xlink:to="lab_us-gaap_BusinessCombinationStepAcquisitionEquityInterestInAcquireeRemeasurementGain_D6B5C0E3713F1D57B5A44518721F3C72" xlink:type="arc" />
    <link:label id="lab_us-gaap_TaxCutsAndJobsActOf2017IncomeTaxExpenseBenefit_A5C29FF580B63786C1A74518721F96B8_terseLabel_en-US" xlink:label="lab_us-gaap_TaxCutsAndJobsActOf2017IncomeTaxExpenseBenefit_A5C29FF580B63786C1A74518721F96B8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">TCJA one-time charge</link:label>
    <link:label id="lab_us-gaap_TaxCutsAndJobsActOf2017IncomeTaxExpenseBenefit_A5C29FF580B63786C1A74518721F96B8_label_en-US" xlink:label="lab_us-gaap_TaxCutsAndJobsActOf2017IncomeTaxExpenseBenefit_A5C29FF580B63786C1A74518721F96B8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Tax Cuts and Jobs Act, Income Tax Expense (Benefit)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TaxCutsAndJobsActOf2017IncomeTaxExpenseBenefit" xlink:label="loc_us-gaap_TaxCutsAndJobsActOf2017IncomeTaxExpenseBenefit_A5C29FF580B63786C1A74518721F96B8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TaxCutsAndJobsActOf2017IncomeTaxExpenseBenefit_A5C29FF580B63786C1A74518721F96B8" xlink:to="lab_us-gaap_TaxCutsAndJobsActOf2017IncomeTaxExpenseBenefit_A5C29FF580B63786C1A74518721F96B8" xlink:type="arc" />
    <link:label id="lab_lfus_PurchaseAccountingInventoryAdjustments_C1DEF8A09BCDD5D683014518721FBB40_terseLabel_en-US" xlink:label="lab_lfus_PurchaseAccountingInventoryAdjustments_C1DEF8A09BCDD5D683014518721FBB40" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Purchase accounting inventory adjustments</link:label>
    <link:label id="lab_lfus_PurchaseAccountingInventoryAdjustments_C1DEF8A09BCDD5D683014518721FBB40_label_en-US" xlink:label="lab_lfus_PurchaseAccountingInventoryAdjustments_C1DEF8A09BCDD5D683014518721FBB40" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Purchase Accounting Inventory Adjustments</link:label>
    <link:label id="lab_lfus_PurchaseAccountingInventoryAdjustments_C1DEF8A09BCDD5D683014518721FBB40_documentation_en-US" xlink:label="lab_lfus_PurchaseAccountingInventoryAdjustments_C1DEF8A09BCDD5D683014518721FBB40" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Purchase Accounting Inventory Adjustments</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_PurchaseAccountingInventoryAdjustments" xlink:label="loc_lfus_PurchaseAccountingInventoryAdjustments_C1DEF8A09BCDD5D683014518721FBB40" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_PurchaseAccountingInventoryAdjustments_C1DEF8A09BCDD5D683014518721FBB40" xlink:to="lab_lfus_PurchaseAccountingInventoryAdjustments_C1DEF8A09BCDD5D683014518721FBB40" xlink:type="arc" />
    <link:label id="lab_us-gaap_PropertyPlantAndEquipmentAbstract_9164D1F72BC07B44833BCD26AD9BD61B_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentAbstract_9164D1F72BC07B44833BCD26AD9BD61B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Property, Plant and Equipment [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentAbstract" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentAbstract_9164D1F72BC07B44833BCD26AD9BD61B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentAbstract_9164D1F72BC07B44833BCD26AD9BD61B" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentAbstract_9164D1F72BC07B44833BCD26AD9BD61B" xlink:type="arc" />
    <link:label id="lab_us-gaap_PropertyPlantAndEquipmentTextBlock_C211F2998EA32BED8209CD26AD9BC2F4_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentTextBlock_C211F2998EA32BED8209CD26AD9BC2F4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Components of net property, plant, and equipment</link:label>
    <link:label id="lab_us-gaap_PropertyPlantAndEquipmentTextBlock_C211F2998EA32BED8209CD26AD9BC2F4_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentTextBlock_C211F2998EA32BED8209CD26AD9BC2F4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Property, Plant and Equipment [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTextBlock" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTextBlock_C211F2998EA32BED8209CD26AD9BC2F4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTextBlock_C211F2998EA32BED8209CD26AD9BC2F4" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentTextBlock_C211F2998EA32BED8209CD26AD9BC2F4" xlink:type="arc" />
    <link:label id="lab_lfus_AssetsLesseeAbstract_6C2E23D641BB628915E2D0FF541F033F_terseLabel_en-US" xlink:label="lab_lfus_AssetsLesseeAbstract_6C2E23D641BB628915E2D0FF541F033F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Assets, Lessee [Abstract]</link:label>
    <link:label id="lab_lfus_AssetsLesseeAbstract_6C2E23D641BB628915E2D0FF541F033F_label_en-US" xlink:label="lab_lfus_AssetsLesseeAbstract_6C2E23D641BB628915E2D0FF541F033F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Assets, Lessee [Abstract]</link:label>
    <link:label id="lab_lfus_AssetsLesseeAbstract_6C2E23D641BB628915E2D0FF541F033F_documentation_en-US" xlink:label="lab_lfus_AssetsLesseeAbstract_6C2E23D641BB628915E2D0FF541F033F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Assets, Lessee [Abstract]</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_AssetsLesseeAbstract" xlink:label="loc_lfus_AssetsLesseeAbstract_6C2E23D641BB628915E2D0FF541F033F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_AssetsLesseeAbstract_6C2E23D641BB628915E2D0FF541F033F" xlink:to="lab_lfus_AssetsLesseeAbstract_6C2E23D641BB628915E2D0FF541F033F" xlink:type="arc" />
    <link:label id="lab_us-gaap_OperatingLeaseRightOfUseAsset_DACD4ED8969FEB87C033D0FF541FDDB6_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeaseRightOfUseAsset_DACD4ED8969FEB87C033D0FF541FDDB6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Operating ROU assets</link:label>
    <link:label id="lab_us-gaap_OperatingLeaseRightOfUseAsset_DACD4ED8969FEB87C033D0FF541FDDB6_label_en-US" xlink:label="lab_us-gaap_OperatingLeaseRightOfUseAsset_DACD4ED8969FEB87C033D0FF541FDDB6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Operating Lease, Right-of-Use Asset</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseRightOfUseAsset" xlink:label="loc_us-gaap_OperatingLeaseRightOfUseAsset_DACD4ED8969FEB87C033D0FF541FDDB6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeaseRightOfUseAsset_DACD4ED8969FEB87C033D0FF541FDDB6" xlink:to="lab_us-gaap_OperatingLeaseRightOfUseAsset_DACD4ED8969FEB87C033D0FF541FDDB6" xlink:type="arc" />
    <link:label id="lab_lfus_LiabilitiesLesseeAbstract_08D54E437171DE582208D0FF541F25CB_terseLabel_en-US" xlink:label="lab_lfus_LiabilitiesLesseeAbstract_08D54E437171DE582208D0FF541F25CB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Liabilities, Lessee [Abstract]</link:label>
    <link:label id="lab_lfus_LiabilitiesLesseeAbstract_08D54E437171DE582208D0FF541F25CB_label_en-US" xlink:label="lab_lfus_LiabilitiesLesseeAbstract_08D54E437171DE582208D0FF541F25CB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Liabilities, Lessee [Abstract]</link:label>
    <link:label id="lab_lfus_LiabilitiesLesseeAbstract_08D54E437171DE582208D0FF541F25CB_documentation_en-US" xlink:label="lab_lfus_LiabilitiesLesseeAbstract_08D54E437171DE582208D0FF541F25CB" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Liabilities, Lessee [Abstract]</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_LiabilitiesLesseeAbstract" xlink:label="loc_lfus_LiabilitiesLesseeAbstract_08D54E437171DE582208D0FF541F25CB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_LiabilitiesLesseeAbstract_08D54E437171DE582208D0FF541F25CB" xlink:to="lab_lfus_LiabilitiesLesseeAbstract_08D54E437171DE582208D0FF541F25CB" xlink:type="arc" />
    <link:label id="lab_us-gaap_OperatingLeaseLiabilityCurrent_E692A09BD42E6B0BC2F1D0FF5420B7B4_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeaseLiabilityCurrent_E692A09BD42E6B0BC2F1D0FF5420B7B4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Current operating lease liabilities</link:label>
    <link:label id="lab_us-gaap_OperatingLeaseLiabilityCurrent_E692A09BD42E6B0BC2F1D0FF5420B7B4_label_en-US" xlink:label="lab_us-gaap_OperatingLeaseLiabilityCurrent_E692A09BD42E6B0BC2F1D0FF5420B7B4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Operating Lease, Liability, Current</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseLiabilityCurrent" xlink:label="loc_us-gaap_OperatingLeaseLiabilityCurrent_E692A09BD42E6B0BC2F1D0FF5420B7B4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeaseLiabilityCurrent_E692A09BD42E6B0BC2F1D0FF5420B7B4" xlink:to="lab_us-gaap_OperatingLeaseLiabilityCurrent_E692A09BD42E6B0BC2F1D0FF5420B7B4" xlink:type="arc" />
    <link:label id="lab_us-gaap_OperatingLeaseLiabilityNoncurrent_82202D77E49FA78FDE33D0FF54208EEA_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeaseLiabilityNoncurrent_82202D77E49FA78FDE33D0FF54208EEA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Non-current operating lease liabilities</link:label>
    <link:label id="lab_us-gaap_OperatingLeaseLiabilityNoncurrent_82202D77E49FA78FDE33D0FF54208EEA_label_en-US" xlink:label="lab_us-gaap_OperatingLeaseLiabilityNoncurrent_82202D77E49FA78FDE33D0FF54208EEA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Operating Lease, Liability, Noncurrent</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent" xlink:label="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_82202D77E49FA78FDE33D0FF54208EEA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_82202D77E49FA78FDE33D0FF54208EEA" xlink:to="lab_us-gaap_OperatingLeaseLiabilityNoncurrent_82202D77E49FA78FDE33D0FF54208EEA" xlink:type="arc" />
    <link:label id="lab_us-gaap_OperatingLeaseLiability_A1907F3D05389705015DD105D86EFA16_totalLabel_en-US" xlink:label="lab_us-gaap_OperatingLeaseLiability_A1907F3D05389705015DD105D86EFA16" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total lease liabilities</link:label>
    <link:label id="lab_us-gaap_OperatingLeaseLiability_A1907F3D05389705015DD105D86EFA16_label_en-US" xlink:label="lab_us-gaap_OperatingLeaseLiability_A1907F3D05389705015DD105D86EFA16" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Operating Lease, Liability</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseLiability" xlink:label="loc_us-gaap_OperatingLeaseLiability_A1907F3D05389705015DD105D86EFA16" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeaseLiability_A1907F3D05389705015DD105D86EFA16" xlink:to="lab_us-gaap_OperatingLeaseLiability_A1907F3D05389705015DD105D86EFA16" xlink:type="arc" />
    <link:label id="lab_us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1_66015D259E6948A31AFAD109BB5D9458_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1_66015D259E6948A31AFAD109BB5D9458" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Weighted-average remaining lease term (years)</link:label>
    <link:label id="lab_us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1_66015D259E6948A31AFAD109BB5D9458_label_en-US" xlink:label="lab_us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1_66015D259E6948A31AFAD109BB5D9458" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Operating Lease, Weighted Average Remaining Lease Term</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1" xlink:label="loc_us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1_66015D259E6948A31AFAD109BB5D9458" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1_66015D259E6948A31AFAD109BB5D9458" xlink:to="lab_us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1_66015D259E6948A31AFAD109BB5D9458" xlink:type="arc" />
    <link:label id="lab_us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent_F47F3483A846A94B8099D10BCA2A929B_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent_F47F3483A846A94B8099D10BCA2A929B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Weighted-average discount rate</link:label>
    <link:label id="lab_us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent_F47F3483A846A94B8099D10BCA2A929B_label_en-US" xlink:label="lab_us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent_F47F3483A846A94B8099D10BCA2A929B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Operating Lease, Weighted Average Discount Rate, Percent</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent" xlink:label="loc_us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent_F47F3483A846A94B8099D10BCA2A929B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent_F47F3483A846A94B8099D10BCA2A929B" xlink:to="lab_us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent_F47F3483A846A94B8099D10BCA2A929B" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueDisclosuresAbstract_DC1F1C892C3D5A8358CC35EBA3E95E4E_label_en-US" xlink:label="lab_us-gaap_FairValueDisclosuresAbstract_DC1F1C892C3D5A8358CC35EBA3E95E4E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value Disclosures [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueDisclosuresAbstract" xlink:label="loc_us-gaap_FairValueDisclosuresAbstract_DC1F1C892C3D5A8358CC35EBA3E95E4E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueDisclosuresAbstract_DC1F1C892C3D5A8358CC35EBA3E95E4E" xlink:to="lab_us-gaap_FairValueDisclosuresAbstract_DC1F1C892C3D5A8358CC35EBA3E95E4E" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_34E0D2C6611D80AFF38D35EBA3E96FFD_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_34E0D2C6611D80AFF38D35EBA3E96FFD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value, Recurring and Nonrecurring [Table]</link:label>
    <link:label id="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_34E0D2C6611D80AFF38D35EBA3E96FFD_label_en-US" xlink:label="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_34E0D2C6611D80AFF38D35EBA3E96FFD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Recurring and Nonrecurring [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_34E0D2C6611D80AFF38D35EBA3E96FFD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_34E0D2C6611D80AFF38D35EBA3E96FFD" xlink:to="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_34E0D2C6611D80AFF38D35EBA3E96FFD" xlink:type="arc" />
    <link:label id="lab_us-gaap_BalanceSheetLocationAxis_84BDDE2B71921D3C15E335EBA3E9319E_terseLabel_en-US" xlink:label="lab_us-gaap_BalanceSheetLocationAxis_84BDDE2B71921D3C15E335EBA3E9319E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Balance Sheet Location [Axis]</link:label>
    <link:label id="lab_us-gaap_BalanceSheetLocationAxis_84BDDE2B71921D3C15E335EBA3E9319E_label_en-US" xlink:label="lab_us-gaap_BalanceSheetLocationAxis_84BDDE2B71921D3C15E335EBA3E9319E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Balance Sheet Location [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BalanceSheetLocationAxis" xlink:label="loc_us-gaap_BalanceSheetLocationAxis_84BDDE2B71921D3C15E335EBA3E9319E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_84BDDE2B71921D3C15E335EBA3E9319E" xlink:to="lab_us-gaap_BalanceSheetLocationAxis_84BDDE2B71921D3C15E335EBA3E9319E" xlink:type="arc" />
    <link:label id="lab_us-gaap_BalanceSheetLocationDomain_03690D10058156A7BCC535EBA3EA7D5A_terseLabel_en-US" xlink:label="lab_us-gaap_BalanceSheetLocationDomain_03690D10058156A7BCC535EBA3EA7D5A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Balance Sheet Location [Domain]</link:label>
    <link:label id="lab_us-gaap_BalanceSheetLocationDomain_03690D10058156A7BCC535EBA3EA7D5A_label_en-US" xlink:label="lab_us-gaap_BalanceSheetLocationDomain_03690D10058156A7BCC535EBA3EA7D5A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Balance Sheet Location [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BalanceSheetLocationDomain" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_03690D10058156A7BCC535EBA3EA7D5A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_03690D10058156A7BCC535EBA3EA7D5A" xlink:to="lab_us-gaap_BalanceSheetLocationDomain_03690D10058156A7BCC535EBA3EA7D5A" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccountsPayableAndAccruedLiabilitiesMember_4EDA5426872F45C1AAF935EBA3EA98C9_terseLabel_en-US" xlink:label="lab_us-gaap_AccountsPayableAndAccruedLiabilitiesMember_4EDA5426872F45C1AAF935EBA3EA98C9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accrued Liabilities</link:label>
    <link:label id="lab_us-gaap_AccountsPayableAndAccruedLiabilitiesMember_4EDA5426872F45C1AAF935EBA3EA98C9_label_en-US" xlink:label="lab_us-gaap_AccountsPayableAndAccruedLiabilitiesMember_4EDA5426872F45C1AAF935EBA3EA98C9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accounts Payable and Accrued Liabilities [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccountsPayableAndAccruedLiabilitiesMember" xlink:label="loc_us-gaap_AccountsPayableAndAccruedLiabilitiesMember_4EDA5426872F45C1AAF935EBA3EA98C9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccountsPayableAndAccruedLiabilitiesMember_4EDA5426872F45C1AAF935EBA3EA98C9" xlink:to="lab_us-gaap_AccountsPayableAndAccruedLiabilitiesMember_4EDA5426872F45C1AAF935EBA3EA98C9" xlink:type="arc" />
    <link:label id="lab_us-gaap_DerivativeInstrumentRiskAxis_FA331B388F3B3CEC627135EBA3EA82B6_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativeInstrumentRiskAxis_FA331B388F3B3CEC627135EBA3EA82B6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Derivative Instrument [Axis]</link:label>
    <link:label id="lab_us-gaap_DerivativeInstrumentRiskAxis_FA331B388F3B3CEC627135EBA3EA82B6_label_en-US" xlink:label="lab_us-gaap_DerivativeInstrumentRiskAxis_FA331B388F3B3CEC627135EBA3EA82B6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivative Instrument [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeInstrumentRiskAxis" xlink:label="loc_us-gaap_DerivativeInstrumentRiskAxis_FA331B388F3B3CEC627135EBA3EA82B6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_FA331B388F3B3CEC627135EBA3EA82B6" xlink:to="lab_us-gaap_DerivativeInstrumentRiskAxis_FA331B388F3B3CEC627135EBA3EA82B6" xlink:type="arc" />
    <link:label id="lab_us-gaap_DerivativeContractTypeDomain_C5FB99FB2A33D7DAD45B35EBA3EAE021_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativeContractTypeDomain_C5FB99FB2A33D7DAD45B35EBA3EAE021" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Derivative Contract [Domain]</link:label>
    <link:label id="lab_us-gaap_DerivativeContractTypeDomain_C5FB99FB2A33D7DAD45B35EBA3EAE021_label_en-US" xlink:label="lab_us-gaap_DerivativeContractTypeDomain_C5FB99FB2A33D7DAD45B35EBA3EAE021" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivative Contract [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeContractTypeDomain" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_C5FB99FB2A33D7DAD45B35EBA3EAE021" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_C5FB99FB2A33D7DAD45B35EBA3EAE021" xlink:to="lab_us-gaap_DerivativeContractTypeDomain_C5FB99FB2A33D7DAD45B35EBA3EAE021" xlink:type="arc" />
    <link:label id="lab_us-gaap_ForeignExchangeForwardMember_AF6ABA20604F577A5EC235EBA3EBF9C0_terseLabel_en-US" xlink:label="lab_us-gaap_ForeignExchangeForwardMember_AF6ABA20604F577A5EC235EBA3EBF9C0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Foreign Exchange Forward</link:label>
    <link:label id="lab_us-gaap_ForeignExchangeForwardMember_AF6ABA20604F577A5EC235EBA3EBF9C0_label_en-US" xlink:label="lab_us-gaap_ForeignExchangeForwardMember_AF6ABA20604F577A5EC235EBA3EBF9C0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Foreign Exchange Forward [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ForeignExchangeForwardMember" xlink:label="loc_us-gaap_ForeignExchangeForwardMember_AF6ABA20604F577A5EC235EBA3EBF9C0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ForeignExchangeForwardMember_AF6ABA20604F577A5EC235EBA3EBF9C0" xlink:to="lab_us-gaap_ForeignExchangeForwardMember_AF6ABA20604F577A5EC235EBA3EBF9C0" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueByFairValueHierarchyLevelAxis_8B3CD5D4D47F360A503235EBA3EB73FD_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueByFairValueHierarchyLevelAxis_8B3CD5D4D47F360A503235EBA3EB73FD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value Hierarchy and NAV [Axis]</link:label>
    <link:label id="lab_us-gaap_FairValueByFairValueHierarchyLevelAxis_8B3CD5D4D47F360A503235EBA3EB73FD_label_en-US" xlink:label="lab_us-gaap_FairValueByFairValueHierarchyLevelAxis_8B3CD5D4D47F360A503235EBA3EB73FD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value Hierarchy and NAV [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_8B3CD5D4D47F360A503235EBA3EB73FD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_8B3CD5D4D47F360A503235EBA3EB73FD" xlink:to="lab_us-gaap_FairValueByFairValueHierarchyLevelAxis_8B3CD5D4D47F360A503235EBA3EB73FD" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_BF1FEB1E2D61F8FC690235EBA3EBD57D_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_BF1FEB1E2D61F8FC690235EBA3EBD57D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value Hierarchy and NAV [Domain]</link:label>
    <link:label id="lab_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_BF1FEB1E2D61F8FC690235EBA3EBD57D_label_en-US" xlink:label="lab_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_BF1FEB1E2D61F8FC690235EBA3EBD57D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value Hierarchy and NAV [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_BF1FEB1E2D61F8FC690235EBA3EBD57D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_BF1FEB1E2D61F8FC690235EBA3EBD57D" xlink:to="lab_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_BF1FEB1E2D61F8FC690235EBA3EBD57D" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueInputsLevel1Member_C58F9BEB22FE43485F3C35EBA3EBF3B0_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel1Member_C58F9BEB22FE43485F3C35EBA3EBF3B0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Level 1</link:label>
    <link:label id="lab_us-gaap_FairValueInputsLevel1Member_C58F9BEB22FE43485F3C35EBA3EBF3B0_label_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel1Member_C58F9BEB22FE43485F3C35EBA3EBF3B0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Inputs, Level 1 [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueInputsLevel1Member" xlink:label="loc_us-gaap_FairValueInputsLevel1Member_C58F9BEB22FE43485F3C35EBA3EBF3B0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueInputsLevel1Member_C58F9BEB22FE43485F3C35EBA3EBF3B0" xlink:to="lab_us-gaap_FairValueInputsLevel1Member_C58F9BEB22FE43485F3C35EBA3EBF3B0" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueInputsLevel2Member_829C822413A776705BD135EBA3ECBF30_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel2Member_829C822413A776705BD135EBA3ECBF30" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Level 2</link:label>
    <link:label id="lab_us-gaap_FairValueInputsLevel2Member_829C822413A776705BD135EBA3ECBF30_label_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel2Member_829C822413A776705BD135EBA3ECBF30" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Inputs, Level 2 [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueInputsLevel2Member" xlink:label="loc_us-gaap_FairValueInputsLevel2Member_829C822413A776705BD135EBA3ECBF30" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueInputsLevel2Member_829C822413A776705BD135EBA3ECBF30" xlink:to="lab_us-gaap_FairValueInputsLevel2Member_829C822413A776705BD135EBA3ECBF30" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueInputsLevel3Member_05FF12B52AC4A3C9A20D35EBA3F1BB3F_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel3Member_05FF12B52AC4A3C9A20D35EBA3F1BB3F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Level 3</link:label>
    <link:label id="lab_us-gaap_FairValueInputsLevel3Member_05FF12B52AC4A3C9A20D35EBA3F1BB3F_label_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel3Member_05FF12B52AC4A3C9A20D35EBA3F1BB3F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Inputs, Level 3 [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueInputsLevel3Member" xlink:label="loc_us-gaap_FairValueInputsLevel3Member_05FF12B52AC4A3C9A20D35EBA3F1BB3F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueInputsLevel3Member_05FF12B52AC4A3C9A20D35EBA3F1BB3F" xlink:to="lab_us-gaap_FairValueInputsLevel3Member_05FF12B52AC4A3C9A20D35EBA3F1BB3F" xlink:type="arc" />
    <link:label id="lab_lfus_OtherExpenseIncomeMember_29C0924217D880F76D9135EBA3F12E71_terseLabel_en-US" xlink:label="lab_lfus_OtherExpenseIncomeMember_29C0924217D880F76D9135EBA3F12E71" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other Expense</link:label>
    <link:label id="lab_lfus_OtherExpenseIncomeMember_29C0924217D880F76D9135EBA3F12E71_label_en-US" xlink:label="lab_lfus_OtherExpenseIncomeMember_29C0924217D880F76D9135EBA3F12E71" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Expense (Income) [Member]</link:label>
    <link:label id="lab_lfus_OtherExpenseIncomeMember_29C0924217D880F76D9135EBA3F12E71_documentation_en-US" xlink:label="lab_lfus_OtherExpenseIncomeMember_29C0924217D880F76D9135EBA3F12E71" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Other Expense (Income) [Member]</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_OtherExpenseIncomeMember" xlink:label="loc_lfus_OtherExpenseIncomeMember_29C0924217D880F76D9135EBA3F12E71" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_OtherExpenseIncomeMember_29C0924217D880F76D9135EBA3F12E71" xlink:to="lab_lfus_OtherExpenseIncomeMember_29C0924217D880F76D9135EBA3F12E71" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherIncomeMember_DA590E15CADB7C77B38D35EBA3F2B02D_terseLabel_en-US" xlink:label="lab_us-gaap_OtherIncomeMember_DA590E15CADB7C77B38D35EBA3F2B02D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other Income</link:label>
    <link:label id="lab_us-gaap_OtherIncomeMember_DA590E15CADB7C77B38D35EBA3F2B02D_label_en-US" xlink:label="lab_us-gaap_OtherIncomeMember_DA590E15CADB7C77B38D35EBA3F2B02D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Income [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherIncomeMember" xlink:label="loc_us-gaap_OtherIncomeMember_DA590E15CADB7C77B38D35EBA3F2B02D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherIncomeMember_DA590E15CADB7C77B38D35EBA3F2B02D" xlink:to="lab_us-gaap_OtherIncomeMember_DA590E15CADB7C77B38D35EBA3F2B02D" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_B05FA67106C888FCA86035EBA3F2D465_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_B05FA67106C888FCA86035EBA3F2D465" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]</link:label>
    <link:label id="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_B05FA67106C888FCA86035EBA3F2D465_label_en-US" xlink:label="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_B05FA67106C888FCA86035EBA3F2D465" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_B05FA67106C888FCA86035EBA3F2D465" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_B05FA67106C888FCA86035EBA3F2D465" xlink:to="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_B05FA67106C888FCA86035EBA3F2D465" xlink:type="arc" />
    <link:label id="lab_us-gaap_EquitySecuritiesFvNi_07BEDA7DCE403AE30F2735EBA3F2AB72_terseLabel_en-US" xlink:label="lab_us-gaap_EquitySecuritiesFvNi_07BEDA7DCE403AE30F2735EBA3F2AB72" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Investments in equity securities</link:label>
    <link:label id="lab_us-gaap_EquitySecuritiesFvNi_07BEDA7DCE403AE30F2735EBA3F2AB72_label_en-US" xlink:label="lab_us-gaap_EquitySecuritiesFvNi_07BEDA7DCE403AE30F2735EBA3F2AB72" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Equity Securities, FV-NI</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EquitySecuritiesFvNi" xlink:label="loc_us-gaap_EquitySecuritiesFvNi_07BEDA7DCE403AE30F2735EBA3F2AB72" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EquitySecuritiesFvNi_07BEDA7DCE403AE30F2735EBA3F2AB72" xlink:to="lab_us-gaap_EquitySecuritiesFvNi_07BEDA7DCE403AE30F2735EBA3F2AB72" xlink:type="arc" />
    <link:label id="lab_us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet_E92FFBFC7CC3C551A08235EBA3F3C2B6_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet_E92FFBFC7CC3C551A08235EBA3F3C2B6" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Loss on change in fair value of foreign currency exchange forward contract</link:label>
    <link:label id="lab_us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet_E92FFBFC7CC3C551A08235EBA3F3C2B6_label_en-US" xlink:label="lab_us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet_E92FFBFC7CC3C551A08235EBA3F3C2B6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet" xlink:label="loc_us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet_E92FFBFC7CC3C551A08235EBA3F3C2B6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet_E92FFBFC7CC3C551A08235EBA3F3C2B6" xlink:to="lab_us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet_E92FFBFC7CC3C551A08235EBA3F3C2B6" xlink:type="arc" />
    <link:label id="lab_us-gaap_DerivativeNotionalAmount_4C004B1887E45071285635EBA3F35A89_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativeNotionalAmount_4C004B1887E45071285635EBA3F35A89" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Notional value</link:label>
    <link:label id="lab_us-gaap_DerivativeNotionalAmount_4C004B1887E45071285635EBA3F35A89_label_en-US" xlink:label="lab_us-gaap_DerivativeNotionalAmount_4C004B1887E45071285635EBA3F35A89" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivative, Notional Amount</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeNotionalAmount" xlink:label="loc_us-gaap_DerivativeNotionalAmount_4C004B1887E45071285635EBA3F35A89" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeNotionalAmount_4C004B1887E45071285635EBA3F35A89" xlink:to="lab_us-gaap_DerivativeNotionalAmount_4C004B1887E45071285635EBA3F35A89" xlink:type="arc" />
    <link:label id="lab_us-gaap_CashAndCashEquivalentsFairValueDisclosure_D7BDBF63619E2A4F412E35F77996BA87_terseLabel_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsFairValueDisclosure_D7BDBF63619E2A4F412E35F77996BA87" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cash Equivalents</link:label>
    <link:label id="lab_us-gaap_CashAndCashEquivalentsFairValueDisclosure_D7BDBF63619E2A4F412E35F77996BA87_label_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsFairValueDisclosure_D7BDBF63619E2A4F412E35F77996BA87" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cash and Cash Equivalents, Fair Value Disclosure</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashAndCashEquivalentsFairValueDisclosure" xlink:label="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_D7BDBF63619E2A4F412E35F77996BA87" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_D7BDBF63619E2A4F412E35F77996BA87" xlink:to="lab_us-gaap_CashAndCashEquivalentsFairValueDisclosure_D7BDBF63619E2A4F412E35F77996BA87" xlink:type="arc" />
    <link:label id="lab_us-gaap_TradingSecuritiesDebt_A259656C1BFC0BE7321935EBA3F3ED54_terseLabel_en-US" xlink:label="lab_us-gaap_TradingSecuritiesDebt_A259656C1BFC0BE7321935EBA3F3ED54" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Mutual funds</link:label>
    <link:label id="lab_us-gaap_TradingSecuritiesDebt_A259656C1BFC0BE7321935EBA3F3ED54_label_en-US" xlink:label="lab_us-gaap_TradingSecuritiesDebt_A259656C1BFC0BE7321935EBA3F3ED54" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt Securities, Trading</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TradingSecuritiesDebt" xlink:label="loc_us-gaap_TradingSecuritiesDebt_A259656C1BFC0BE7321935EBA3F3ED54" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TradingSecuritiesDebt_A259656C1BFC0BE7321935EBA3F3ED54" xlink:to="lab_us-gaap_TradingSecuritiesDebt_A259656C1BFC0BE7321935EBA3F3ED54" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShortTermLeaseCost_0C5F2F68E6A9EED1C72A45187561A449_terseLabel_en-US" xlink:label="lab_us-gaap_ShortTermLeaseCost_0C5F2F68E6A9EED1C72A45187561A449" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Short-term lease expenses</link:label>
    <link:label id="lab_us-gaap_ShortTermLeaseCost_0C5F2F68E6A9EED1C72A45187561A449_label_en-US" xlink:label="lab_us-gaap_ShortTermLeaseCost_0C5F2F68E6A9EED1C72A45187561A449" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Short-term Lease, Cost</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShortTermLeaseCost" xlink:label="loc_us-gaap_ShortTermLeaseCost_0C5F2F68E6A9EED1C72A45187561A449" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShortTermLeaseCost_0C5F2F68E6A9EED1C72A45187561A449" xlink:to="lab_us-gaap_ShortTermLeaseCost_0C5F2F68E6A9EED1C72A45187561A449" xlink:type="arc" />
    <link:label id="lab_us-gaap_VariableLeaseCost_955A5BD1EF0016C9F79945187561B372_terseLabel_en-US" xlink:label="lab_us-gaap_VariableLeaseCost_955A5BD1EF0016C9F79945187561B372" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Variable lease expenses</link:label>
    <link:label id="lab_us-gaap_VariableLeaseCost_955A5BD1EF0016C9F79945187561B372_label_en-US" xlink:label="lab_us-gaap_VariableLeaseCost_955A5BD1EF0016C9F79945187561B372" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Variable Lease, Cost</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_VariableLeaseCost" xlink:label="loc_us-gaap_VariableLeaseCost_955A5BD1EF0016C9F79945187561B372" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_VariableLeaseCost_955A5BD1EF0016C9F79945187561B372" xlink:to="lab_us-gaap_VariableLeaseCost_955A5BD1EF0016C9F79945187561B372" xlink:type="arc" />
    <link:label id="lab_us-gaap_OperatingLeaseCost_B584F8341949094E962E45187561A2B4_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeaseCost_B584F8341949094E962E45187561A2B4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Operating lease rent expenses</link:label>
    <link:label id="lab_us-gaap_OperatingLeaseCost_B584F8341949094E962E45187561A2B4_label_en-US" xlink:label="lab_us-gaap_OperatingLeaseCost_B584F8341949094E962E45187561A2B4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Operating Lease, Cost</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseCost" xlink:label="loc_us-gaap_OperatingLeaseCost_B584F8341949094E962E45187561A2B4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeaseCost_B584F8341949094E962E45187561A2B4" xlink:to="lab_us-gaap_OperatingLeaseCost_B584F8341949094E962E45187561A2B4" xlink:type="arc" />
    <link:label id="lab_us-gaap_OperatingLeaseExpense_D3985FE640848DB1E7DC45366C56410E_totalLabel_en-US" xlink:label="lab_us-gaap_OperatingLeaseExpense_D3985FE640848DB1E7DC45366C56410E" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total operating lease costs</link:label>
    <link:label id="lab_us-gaap_OperatingLeaseExpense_D3985FE640848DB1E7DC45366C56410E_label_en-US" xlink:label="lab_us-gaap_OperatingLeaseExpense_D3985FE640848DB1E7DC45366C56410E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Operating Lease, Expense</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseExpense" xlink:label="loc_us-gaap_OperatingLeaseExpense_D3985FE640848DB1E7DC45366C56410E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeaseExpense_D3985FE640848DB1E7DC45366C56410E" xlink:to="lab_us-gaap_OperatingLeaseExpense_D3985FE640848DB1E7DC45366C56410E" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_C6487FE6FA0149CA0E5059D11F2997BB_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_C6487FE6FA0149CA0E5059D11F2997BB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Business Acquisitions, by Acquisition [Table]</link:label>
    <link:label id="lab_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_C6487FE6FA0149CA0E5059D11F2997BB_label_en-US" xlink:label="lab_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_C6487FE6FA0149CA0E5059D11F2997BB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Business Acquisitions, by Acquisition [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable" xlink:label="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_C6487FE6FA0149CA0E5059D11F2997BB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_C6487FE6FA0149CA0E5059D11F2997BB" xlink:to="lab_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_C6487FE6FA0149CA0E5059D11F2997BB" xlink:type="arc" />
    <link:label id="lab_us-gaap_TaxPeriodAxis_BEED86F38F39ECCBFDED59D11F2ACC9E_terseLabel_en-US" xlink:label="lab_us-gaap_TaxPeriodAxis_BEED86F38F39ECCBFDED59D11F2ACC9E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Tax Period [Axis]</link:label>
    <link:label id="lab_us-gaap_TaxPeriodAxis_BEED86F38F39ECCBFDED59D11F2ACC9E_label_en-US" xlink:label="lab_us-gaap_TaxPeriodAxis_BEED86F38F39ECCBFDED59D11F2ACC9E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Tax Period [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TaxPeriodAxis" xlink:label="loc_us-gaap_TaxPeriodAxis_BEED86F38F39ECCBFDED59D11F2ACC9E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TaxPeriodAxis_BEED86F38F39ECCBFDED59D11F2ACC9E" xlink:to="lab_us-gaap_TaxPeriodAxis_BEED86F38F39ECCBFDED59D11F2ACC9E" xlink:type="arc" />
    <link:label id="lab_us-gaap_TaxPeriodDomain_04190FD51C202BD89BFE59D11F2A613F_terseLabel_en-US" xlink:label="lab_us-gaap_TaxPeriodDomain_04190FD51C202BD89BFE59D11F2A613F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Tax Period [Domain]</link:label>
    <link:label id="lab_us-gaap_TaxPeriodDomain_04190FD51C202BD89BFE59D11F2A613F_label_en-US" xlink:label="lab_us-gaap_TaxPeriodDomain_04190FD51C202BD89BFE59D11F2A613F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Tax Period [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TaxPeriodDomain" xlink:label="loc_us-gaap_TaxPeriodDomain_04190FD51C202BD89BFE59D11F2A613F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TaxPeriodDomain_04190FD51C202BD89BFE59D11F2A613F" xlink:to="lab_us-gaap_TaxPeriodDomain_04190FD51C202BD89BFE59D11F2A613F" xlink:type="arc" />
    <link:label id="lab_lfus_TollChargeMember_8518B653E7683C6F261259D11F2B6C18_terseLabel_en-US" xlink:label="lab_lfus_TollChargeMember_8518B653E7683C6F261259D11F2B6C18" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Toll Charge</link:label>
    <link:label id="lab_lfus_TollChargeMember_8518B653E7683C6F261259D11F2B6C18_label_en-US" xlink:label="lab_lfus_TollChargeMember_8518B653E7683C6F261259D11F2B6C18" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Toll Charge [Member]</link:label>
    <link:label id="lab_lfus_TollChargeMember_8518B653E7683C6F261259D11F2B6C18_documentation_en-US" xlink:label="lab_lfus_TollChargeMember_8518B653E7683C6F261259D11F2B6C18" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Toll Charge [Member]</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_TollChargeMember" xlink:label="loc_lfus_TollChargeMember_8518B653E7683C6F261259D11F2B6C18" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_TollChargeMember_8518B653E7683C6F261259D11F2B6C18" xlink:to="lab_lfus_TollChargeMember_8518B653E7683C6F261259D11F2B6C18" xlink:type="arc" />
    <link:label id="lab_dei_LegalEntityAxis_9F110856F339137A9B2C59D11F2BEFD3_terseLabel_en-US" xlink:label="lab_dei_LegalEntityAxis_9F110856F339137A9B2C59D11F2BEFD3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Legal Entity [Axis]</link:label>
    <link:label id="lab_dei_LegalEntityAxis_9F110856F339137A9B2C59D11F2BEFD3_label_en-US" xlink:label="lab_dei_LegalEntityAxis_9F110856F339137A9B2C59D11F2BEFD3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Legal Entity [Axis]</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_LegalEntityAxis" xlink:label="loc_dei_LegalEntityAxis_9F110856F339137A9B2C59D11F2BEFD3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_LegalEntityAxis_9F110856F339137A9B2C59D11F2BEFD3" xlink:to="lab_dei_LegalEntityAxis_9F110856F339137A9B2C59D11F2BEFD3" xlink:type="arc" />
    <link:label id="lab_dei_EntityDomain_312135810593E12F928659D11F2BFDDF_terseLabel_en-US" xlink:label="lab_dei_EntityDomain_312135810593E12F928659D11F2BFDDF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Entity [Domain]</link:label>
    <link:label id="lab_dei_EntityDomain_312135810593E12F928659D11F2BFDDF_label_en-US" xlink:label="lab_dei_EntityDomain_312135810593E12F928659D11F2BFDDF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity [Domain]</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityDomain" xlink:label="loc_dei_EntityDomain_312135810593E12F928659D11F2BFDDF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityDomain_312135810593E12F928659D11F2BFDDF" xlink:to="lab_dei_EntityDomain_312135810593E12F928659D11F2BFDDF" xlink:type="arc" />
    <link:label id="lab_lfus_USSensorMember_FC332C355E652B256BF759D11F2DBD88_terseLabel_en-US" xlink:label="lab_lfus_USSensorMember_FC332C355E652B256BF759D11F2DBD88" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">U.S. Sensor</link:label>
    <link:label id="lab_lfus_USSensorMember_FC332C355E652B256BF759D11F2DBD88_label_en-US" xlink:label="lab_lfus_USSensorMember_FC332C355E652B256BF759D11F2DBD88" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">U.S. Sensor [Member]</link:label>
    <link:label id="lab_lfus_USSensorMember_FC332C355E652B256BF759D11F2DBD88_documentation_en-US" xlink:label="lab_lfus_USSensorMember_FC332C355E652B256BF759D11F2DBD88" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Represents information related to the acquisition of assets of U.S. Sensor Corporation.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_USSensorMember" xlink:label="loc_lfus_USSensorMember_FC332C355E652B256BF759D11F2DBD88" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_USSensorMember_FC332C355E652B256BF759D11F2DBD88" xlink:to="lab_lfus_USSensorMember_FC332C355E652B256BF759D11F2DBD88" xlink:type="arc" />
    <link:label id="lab_lfus_MonolithMember_17A13449C031814FD96959D11F2D2FF9_terseLabel_en-US" xlink:label="lab_lfus_MonolithMember_17A13449C031814FD96959D11F2D2FF9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Monolith</link:label>
    <link:label id="lab_lfus_MonolithMember_17A13449C031814FD96959D11F2D2FF9_label_en-US" xlink:label="lab_lfus_MonolithMember_17A13449C031814FD96959D11F2D2FF9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Monolith [Member]</link:label>
    <link:label id="lab_lfus_MonolithMember_17A13449C031814FD96959D11F2D2FF9_documentation_en-US" xlink:label="lab_lfus_MonolithMember_17A13449C031814FD96959D11F2D2FF9" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Monolith Semiconductor Inc. (&#8220;Monolith&#8221;), a U.S. start-up company developing silicon carbide technology.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_MonolithMember" xlink:label="loc_lfus_MonolithMember_17A13449C031814FD96959D11F2D2FF9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_MonolithMember_17A13449C031814FD96959D11F2D2FF9" xlink:to="lab_lfus_MonolithMember_17A13449C031814FD96959D11F2D2FF9" xlink:type="arc" />
    <link:label id="lab_lfus_StockholdersOfMonolithMember_EAF27798C359C91FA08359D11F34B6B8_terseLabel_en-US" xlink:label="lab_lfus_StockholdersOfMonolithMember_EAF27798C359C91FA08359D11F34B6B8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Stockholders of Monolith</link:label>
    <link:label id="lab_lfus_StockholdersOfMonolithMember_EAF27798C359C91FA08359D11F34B6B8_label_en-US" xlink:label="lab_lfus_StockholdersOfMonolithMember_EAF27798C359C91FA08359D11F34B6B8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Stockholders of Monolith [Member]</link:label>
    <link:label id="lab_lfus_StockholdersOfMonolithMember_EAF27798C359C91FA08359D11F34B6B8_documentation_en-US" xlink:label="lab_lfus_StockholdersOfMonolithMember_EAF27798C359C91FA08359D11F34B6B8" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Represents information pertaining to the stockholders of Monolith.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_StockholdersOfMonolithMember" xlink:label="loc_lfus_StockholdersOfMonolithMember_EAF27798C359C91FA08359D11F34B6B8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_StockholdersOfMonolithMember_EAF27798C359C91FA08359D11F34B6B8" xlink:to="lab_lfus_StockholdersOfMonolithMember_EAF27798C359C91FA08359D11F34B6B8" xlink:type="arc" />
    <link:label id="lab_us-gaap_CustomerRelationshipsMember_65FF6D820AE7C32B145259D11F34C740_terseLabel_en-US" xlink:label="lab_us-gaap_CustomerRelationshipsMember_65FF6D820AE7C32B145259D11F34C740" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Customer relationships</link:label>
    <link:label id="lab_us-gaap_CustomerRelationshipsMember_65FF6D820AE7C32B145259D11F34C740_label_en-US" xlink:label="lab_us-gaap_CustomerRelationshipsMember_65FF6D820AE7C32B145259D11F34C740" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Customer Relationships [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CustomerRelationshipsMember" xlink:label="loc_us-gaap_CustomerRelationshipsMember_65FF6D820AE7C32B145259D11F34C740" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CustomerRelationshipsMember_65FF6D820AE7C32B145259D11F34C740" xlink:to="lab_us-gaap_CustomerRelationshipsMember_65FF6D820AE7C32B145259D11F34C740" xlink:type="arc" />
    <link:label id="lab_lfus_PatentedAndUnpatentedTechnologiesMember_865750B513760A0C19D759D11F350FAE_terseLabel_en-US" xlink:label="lab_lfus_PatentedAndUnpatentedTechnologiesMember_865750B513760A0C19D759D11F350FAE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Patented and unpatented technologies</link:label>
    <link:label id="lab_lfus_PatentedAndUnpatentedTechnologiesMember_865750B513760A0C19D759D11F350FAE_label_en-US" xlink:label="lab_lfus_PatentedAndUnpatentedTechnologiesMember_865750B513760A0C19D759D11F350FAE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Patented and Unpatented Technologies [Member]</link:label>
    <link:label id="lab_lfus_PatentedAndUnpatentedTechnologiesMember_865750B513760A0C19D759D11F350FAE_documentation_en-US" xlink:label="lab_lfus_PatentedAndUnpatentedTechnologiesMember_865750B513760A0C19D759D11F350FAE" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Technology that is both patented and/or unpatented.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_PatentedAndUnpatentedTechnologiesMember" xlink:label="loc_lfus_PatentedAndUnpatentedTechnologiesMember_865750B513760A0C19D759D11F350FAE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_PatentedAndUnpatentedTechnologiesMember_865750B513760A0C19D759D11F350FAE" xlink:to="lab_lfus_PatentedAndUnpatentedTechnologiesMember_865750B513760A0C19D759D11F350FAE" xlink:type="arc" />
    <link:label id="lab_us-gaap_TrademarksAndTradeNamesMember_9099525D35AC0FEF2CBD59D11F350B05_terseLabel_en-US" xlink:label="lab_us-gaap_TrademarksAndTradeNamesMember_9099525D35AC0FEF2CBD59D11F350B05" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Trademarks and tradenames</link:label>
    <link:label id="lab_us-gaap_TrademarksAndTradeNamesMember_9099525D35AC0FEF2CBD59D11F350B05_label_en-US" xlink:label="lab_us-gaap_TrademarksAndTradeNamesMember_9099525D35AC0FEF2CBD59D11F350B05" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Trademarks and Trade Names [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TrademarksAndTradeNamesMember" xlink:label="loc_us-gaap_TrademarksAndTradeNamesMember_9099525D35AC0FEF2CBD59D11F350B05" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TrademarksAndTradeNamesMember_9099525D35AC0FEF2CBD59D11F350B05" xlink:to="lab_us-gaap_TrademarksAndTradeNamesMember_9099525D35AC0FEF2CBD59D11F350B05" xlink:type="arc" />
    <link:label id="lab_us-gaap_NoncompeteAgreementsMember_A5C3597CEF9D170CDAEB59D11F35A948_terseLabel_en-US" xlink:label="lab_us-gaap_NoncompeteAgreementsMember_A5C3597CEF9D170CDAEB59D11F35A948" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Non-compete agreement</link:label>
    <link:label id="lab_us-gaap_NoncompeteAgreementsMember_A5C3597CEF9D170CDAEB59D11F35A948_label_en-US" xlink:label="lab_us-gaap_NoncompeteAgreementsMember_A5C3597CEF9D170CDAEB59D11F35A948" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Noncompete Agreements [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NoncompeteAgreementsMember" xlink:label="loc_us-gaap_NoncompeteAgreementsMember_A5C3597CEF9D170CDAEB59D11F35A948" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NoncompeteAgreementsMember_A5C3597CEF9D170CDAEB59D11F35A948" xlink:to="lab_us-gaap_NoncompeteAgreementsMember_A5C3597CEF9D170CDAEB59D11F35A948" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessAcquisitionLineItems_8062D1C647771C0023D259D11F353782_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionLineItems_8062D1C647771C0023D259D11F353782" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Business Acquisition [Line Items]</link:label>
    <link:label id="lab_us-gaap_BusinessAcquisitionLineItems_8062D1C647771C0023D259D11F353782_label_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionLineItems_8062D1C647771C0023D259D11F353782" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Acquisition [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessAcquisitionLineItems" xlink:label="loc_us-gaap_BusinessAcquisitionLineItems_8062D1C647771C0023D259D11F353782" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_8062D1C647771C0023D259D11F353782" xlink:to="lab_us-gaap_BusinessAcquisitionLineItems_8062D1C647771C0023D259D11F353782" xlink:type="arc" />
    <link:label id="lab_lfus_NumberofCustomers_F588CD23A89AD7B7083559D11F36726E_terseLabel_en-US" xlink:label="lab_lfus_NumberofCustomers_F588CD23A89AD7B7083559D11F36726E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Number of customers</link:label>
    <link:label id="lab_lfus_NumberofCustomers_F588CD23A89AD7B7083559D11F36726E_label_en-US" xlink:label="lab_lfus_NumberofCustomers_F588CD23A89AD7B7083559D11F36726E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Number of Customers</link:label>
    <link:label id="lab_lfus_NumberofCustomers_F588CD23A89AD7B7083559D11F36726E_documentation_en-US" xlink:label="lab_lfus_NumberofCustomers_F588CD23A89AD7B7083559D11F36726E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">The number of customers that a company has.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_NumberofCustomers" xlink:label="loc_lfus_NumberofCustomers_F588CD23A89AD7B7083559D11F36726E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_NumberofCustomers_F588CD23A89AD7B7083559D11F36726E" xlink:to="lab_lfus_NumberofCustomers_F588CD23A89AD7B7083559D11F36726E" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessAcquisitionSharePrice_579495F01E0E17A245E659D11F362A3D_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionSharePrice_579495F01E0E17A245E659D11F362A3D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Share price (in dollars per share)</link:label>
    <link:label id="lab_us-gaap_BusinessAcquisitionSharePrice_579495F01E0E17A245E659D11F362A3D_label_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionSharePrice_579495F01E0E17A245E659D11F362A3D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Acquisition, Share Price</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessAcquisitionSharePrice" xlink:label="loc_us-gaap_BusinessAcquisitionSharePrice_579495F01E0E17A245E659D11F362A3D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessAcquisitionSharePrice_579495F01E0E17A245E659D11F362A3D" xlink:to="lab_us-gaap_BusinessAcquisitionSharePrice_579495F01E0E17A245E659D11F362A3D" xlink:type="arc" />
    <link:label id="lab_lfus_BusinessAcquisitionShareExchangeRatio_EED906DADA5297287BED59D11F364248_terseLabel_en-US" xlink:label="lab_lfus_BusinessAcquisitionShareExchangeRatio_EED906DADA5297287BED59D11F364248" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Share exchange ratio</link:label>
    <link:label id="lab_lfus_BusinessAcquisitionShareExchangeRatio_EED906DADA5297287BED59D11F364248_label_en-US" xlink:label="lab_lfus_BusinessAcquisitionShareExchangeRatio_EED906DADA5297287BED59D11F364248" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Acquisition Share Exchange Ratio</link:label>
    <link:label id="lab_lfus_BusinessAcquisitionShareExchangeRatio_EED906DADA5297287BED59D11F364248_documentation_en-US" xlink:label="lab_lfus_BusinessAcquisitionShareExchangeRatio_EED906DADA5297287BED59D11F364248" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Business Acquisition Share Exchange Ratio</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_BusinessAcquisitionShareExchangeRatio" xlink:label="loc_lfus_BusinessAcquisitionShareExchangeRatio_EED906DADA5297287BED59D11F364248" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_BusinessAcquisitionShareExchangeRatio_EED906DADA5297287BED59D11F364248" xlink:to="lab_lfus_BusinessAcquisitionShareExchangeRatio_EED906DADA5297287BED59D11F364248" xlink:type="arc" />
    <link:label id="lab_us-gaap_SharePrice_27BD9E33C42607E79EEE59D11F36A16C_terseLabel_en-US" xlink:label="lab_us-gaap_SharePrice_27BD9E33C42607E79EEE59D11F36A16C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Share price (in dollars per share)</link:label>
    <link:label id="lab_us-gaap_SharePrice_27BD9E33C42607E79EEE59D11F36A16C_label_en-US" xlink:label="lab_us-gaap_SharePrice_27BD9E33C42607E79EEE59D11F36A16C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share Price</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SharePrice" xlink:label="loc_us-gaap_SharePrice_27BD9E33C42607E79EEE59D11F36A16C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SharePrice_27BD9E33C42607E79EEE59D11F36A16C" xlink:to="lab_us-gaap_SharePrice_27BD9E33C42607E79EEE59D11F36A16C" xlink:type="arc" />
    <link:label id="lab_lfus_BusinessCombinationConsiderationTransferredExcludingValueOfStockOptionsConverted_1E57DF82DAA78B093E4859D11F36A710_terseLabel_en-US" xlink:label="lab_lfus_BusinessCombinationConsiderationTransferredExcludingValueOfStockOptionsConverted_1E57DF82DAA78B093E4859D11F36A710" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Consideration excluding value of stock options converted</link:label>
    <link:label id="lab_lfus_BusinessCombinationConsiderationTransferredExcludingValueOfStockOptionsConverted_1E57DF82DAA78B093E4859D11F36A710_label_en-US" xlink:label="lab_lfus_BusinessCombinationConsiderationTransferredExcludingValueOfStockOptionsConverted_1E57DF82DAA78B093E4859D11F36A710" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combination, Consideration Transferred Excluding Value Of Stock Options Converted</link:label>
    <link:label id="lab_lfus_BusinessCombinationConsiderationTransferredExcludingValueOfStockOptionsConverted_1E57DF82DAA78B093E4859D11F36A710_documentation_en-US" xlink:label="lab_lfus_BusinessCombinationConsiderationTransferredExcludingValueOfStockOptionsConverted_1E57DF82DAA78B093E4859D11F36A710" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Business Combination, Consideration Transferred Excluding Value Of Stock Options Converted</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_BusinessCombinationConsiderationTransferredExcludingValueOfStockOptionsConverted" xlink:label="loc_lfus_BusinessCombinationConsiderationTransferredExcludingValueOfStockOptionsConverted_1E57DF82DAA78B093E4859D11F36A710" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_BusinessCombinationConsiderationTransferredExcludingValueOfStockOptionsConverted_1E57DF82DAA78B093E4859D11F36A710" xlink:to="lab_lfus_BusinessCombinationConsiderationTransferredExcludingValueOfStockOptionsConverted_1E57DF82DAA78B093E4859D11F36A710" xlink:type="arc" />
    <link:label id="lab_us-gaap_PaymentsToAcquireBusinessesGross_43CC26E8BAE1A7970F2C59D11F379367_terseLabel_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireBusinessesGross_43CC26E8BAE1A7970F2C59D11F379367" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cash</link:label>
    <link:label id="lab_us-gaap_PaymentsToAcquireBusinessesGross_43CC26E8BAE1A7970F2C59D11F379367_label_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireBusinessesGross_43CC26E8BAE1A7970F2C59D11F379367" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Payments to Acquire Businesses, Gross</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsToAcquireBusinessesGross" xlink:label="loc_us-gaap_PaymentsToAcquireBusinessesGross_43CC26E8BAE1A7970F2C59D11F379367" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsToAcquireBusinessesGross_43CC26E8BAE1A7970F2C59D11F379367" xlink:to="lab_us-gaap_PaymentsToAcquireBusinessesGross_43CC26E8BAE1A7970F2C59D11F379367" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable_DD1FFC8C559DDE0CA9CB59D11F37DAB3_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable_DD1FFC8C559DDE0CA9CB59D11F37DAB3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Littelfuse stock</link:label>
    <link:label id="lab_us-gaap_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable_DD1FFC8C559DDE0CA9CB59D11F37DAB3_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable_DD1FFC8C559DDE0CA9CB59D11F37DAB3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combination, Consideration Transferred, Equity Interests Issued and Issuable</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable" xlink:label="loc_us-gaap_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable_DD1FFC8C559DDE0CA9CB59D11F37DAB3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable_DD1FFC8C559DDE0CA9CB59D11F37DAB3" xlink:to="lab_us-gaap_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable_DD1FFC8C559DDE0CA9CB59D11F37DAB3" xlink:type="arc" />
    <link:label id="lab_lfus_BusinessCombinationValueOfStockOptionsConvertedToCompanysStockOptions_A71A32DA74E042A41EFA59D11F3763C6_terseLabel_en-US" xlink:label="lab_lfus_BusinessCombinationValueOfStockOptionsConvertedToCompanysStockOptions_A71A32DA74E042A41EFA59D11F3763C6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Value of options converted</link:label>
    <link:label id="lab_lfus_BusinessCombinationValueOfStockOptionsConvertedToCompanysStockOptions_A71A32DA74E042A41EFA59D11F3763C6_label_en-US" xlink:label="lab_lfus_BusinessCombinationValueOfStockOptionsConvertedToCompanysStockOptions_A71A32DA74E042A41EFA59D11F3763C6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combination, Value Of Stock Options Converted To Company's Stock Options</link:label>
    <link:label id="lab_lfus_BusinessCombinationValueOfStockOptionsConvertedToCompanysStockOptions_A71A32DA74E042A41EFA59D11F3763C6_documentation_en-US" xlink:label="lab_lfus_BusinessCombinationValueOfStockOptionsConvertedToCompanysStockOptions_A71A32DA74E042A41EFA59D11F3763C6" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Business Combination, Value Of Stock Options Converted To Company's Stock Options</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_BusinessCombinationValueOfStockOptionsConvertedToCompanysStockOptions" xlink:label="loc_lfus_BusinessCombinationValueOfStockOptionsConvertedToCompanysStockOptions_A71A32DA74E042A41EFA59D11F3763C6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_BusinessCombinationValueOfStockOptionsConvertedToCompanysStockOptions_A71A32DA74E042A41EFA59D11F3763C6" xlink:to="lab_lfus_BusinessCombinationValueOfStockOptionsConvertedToCompanysStockOptions_A71A32DA74E042A41EFA59D11F3763C6" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessCombinationConsiderationTransferred1_332238DBDD8BF001FEEE59D11F37F7E0_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationConsiderationTransferred1_332238DBDD8BF001FEEE59D11F37F7E0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Consideration transferred</link:label>
    <link:label id="lab_us-gaap_BusinessCombinationConsiderationTransferred1_332238DBDD8BF001FEEE59D11F37F7E0_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationConsiderationTransferred1_332238DBDD8BF001FEEE59D11F37F7E0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combination, Consideration Transferred</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationConsiderationTransferred1" xlink:label="loc_us-gaap_BusinessCombinationConsiderationTransferred1_332238DBDD8BF001FEEE59D11F37F7E0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationConsiderationTransferred1_332238DBDD8BF001FEEE59D11F37F7E0" xlink:to="lab_us-gaap_BusinessCombinationConsiderationTransferred1_332238DBDD8BF001FEEE59D11F37F7E0" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables_4CB252127911F35E681159D11F3718E0_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables_4CB252127911F35E681159D11F3718E0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Receivables</link:label>
    <link:label id="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables_4CB252127911F35E681159D11F3718E0_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables_4CB252127911F35E681159D11F3718E0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Receivables</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables_4CB252127911F35E681159D11F3718E0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables_4CB252127911F35E681159D11F3718E0" xlink:to="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables_4CB252127911F35E681159D11F3718E0" xlink:type="arc" />
    <link:label id="lab_us-gaap_InvestmentsInAndAdvancesToAffiliatesAtFairValueGrossReductions_9369C152FA298A779B4759D11F379F27_terseLabel_en-US" xlink:label="lab_us-gaap_InvestmentsInAndAdvancesToAffiliatesAtFairValueGrossReductions_9369C152FA298A779B4759D11F379F27" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Reduction in certain investments</link:label>
    <link:label id="lab_us-gaap_InvestmentsInAndAdvancesToAffiliatesAtFairValueGrossReductions_9369C152FA298A779B4759D11F379F27_label_en-US" xlink:label="lab_us-gaap_InvestmentsInAndAdvancesToAffiliatesAtFairValueGrossReductions_9369C152FA298A779B4759D11F379F27" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Investments in and Advances to Affiliates, at Fair Value, Gross Reductions</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InvestmentsInAndAdvancesToAffiliatesAtFairValueGrossReductions" xlink:label="loc_us-gaap_InvestmentsInAndAdvancesToAffiliatesAtFairValueGrossReductions_9369C152FA298A779B4759D11F379F27" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InvestmentsInAndAdvancesToAffiliatesAtFairValueGrossReductions_9369C152FA298A779B4759D11F379F27" xlink:to="lab_us-gaap_InvestmentsInAndAdvancesToAffiliatesAtFairValueGrossReductions_9369C152FA298A779B4759D11F379F27" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessCombinationProFormaInformationRevenueOfAcquireeSinceAcquisitionDateActual_F25AC5621976C6B7425A59D11F38F62E_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationProFormaInformationRevenueOfAcquireeSinceAcquisitionDateActual_F25AC5621976C6B7425A59D11F38F62E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Revenue of acquiree since acquisition</link:label>
    <link:label id="lab_us-gaap_BusinessCombinationProFormaInformationRevenueOfAcquireeSinceAcquisitionDateActual_F25AC5621976C6B7425A59D11F38F62E_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationProFormaInformationRevenueOfAcquireeSinceAcquisitionDateActual_F25AC5621976C6B7425A59D11F38F62E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combination, Pro Forma Information, Revenue of Acquiree since Acquisition Date, Actual</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationProFormaInformationRevenueOfAcquireeSinceAcquisitionDateActual" xlink:label="loc_us-gaap_BusinessCombinationProFormaInformationRevenueOfAcquireeSinceAcquisitionDateActual_F25AC5621976C6B7425A59D11F38F62E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationProFormaInformationRevenueOfAcquireeSinceAcquisitionDateActual_F25AC5621976C6B7425A59D11F38F62E" xlink:to="lab_us-gaap_BusinessCombinationProFormaInformationRevenueOfAcquireeSinceAcquisitionDateActual_F25AC5621976C6B7425A59D11F38F62E" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessCombinationProFormaInformationEarningsOrLossOfAcquireeSinceAcquisitionDateActual_49DD333A71A55459615C59D11F383CFD_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationProFormaInformationEarningsOrLossOfAcquireeSinceAcquisitionDateActual_49DD333A71A55459615C59D11F383CFD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Earnings (loss) of acquiree since acquisition</link:label>
    <link:label id="lab_us-gaap_BusinessCombinationProFormaInformationEarningsOrLossOfAcquireeSinceAcquisitionDateActual_49DD333A71A55459615C59D11F383CFD_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationProFormaInformationEarningsOrLossOfAcquireeSinceAcquisitionDateActual_49DD333A71A55459615C59D11F383CFD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combination, Pro Forma Information, Earnings or Loss of Acquiree since Acquisition Date, Actual</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationProFormaInformationEarningsOrLossOfAcquireeSinceAcquisitionDateActual" xlink:label="loc_us-gaap_BusinessCombinationProFormaInformationEarningsOrLossOfAcquireeSinceAcquisitionDateActual_49DD333A71A55459615C59D11F383CFD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationProFormaInformationEarningsOrLossOfAcquireeSinceAcquisitionDateActual_49DD333A71A55459615C59D11F383CFD" xlink:to="lab_us-gaap_BusinessCombinationProFormaInformationEarningsOrLossOfAcquireeSinceAcquisitionDateActual_49DD333A71A55459615C59D11F383CFD" xlink:type="arc" />
    <link:label id="lab_us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners_9657462C9F38678486AA59D11F3981EF_terseLabel_en-US" xlink:label="lab_us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners_9657462C9F38678486AA59D11F3981EF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Ownership percentage by noncontrolling owners</link:label>
    <link:label id="lab_us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners_9657462C9F38678486AA59D11F3981EF_label_en-US" xlink:label="lab_us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners_9657462C9F38678486AA59D11F3981EF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners" xlink:label="loc_us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners_9657462C9F38678486AA59D11F3981EF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners_9657462C9F38678486AA59D11F3981EF" xlink:to="lab_us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners_9657462C9F38678486AA59D11F3981EF" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired_5551A6C30C7E9E69C08A59D11F395D66_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired_5551A6C30C7E9E69C08A59D11F395D66" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Voting interest acquired</link:label>
    <link:label id="lab_us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired_5551A6C30C7E9E69C08A59D11F395D66_label_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired_5551A6C30C7E9E69C08A59D11F395D66" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Acquisition, Percentage of Voting Interests Acquired</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired" xlink:label="loc_us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired_5551A6C30C7E9E69C08A59D11F395D66" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired_5551A6C30C7E9E69C08A59D11F395D66" xlink:to="lab_us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired_5551A6C30C7E9E69C08A59D11F395D66" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessCombinationStepAcquisitionEquityInterestInAcquireeFairValue1_9606F844ECF384DF1E0E59D11F39F978_verboseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationStepAcquisitionEquityInterestInAcquireeFairValue1_9606F844ECF384DF1E0E59D11F39F978" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Original investment</link:label>
    <link:label id="lab_us-gaap_BusinessCombinationStepAcquisitionEquityInterestInAcquireeFairValue1_9606F844ECF384DF1E0E59D11F39F978_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationStepAcquisitionEquityInterestInAcquireeFairValue1_9606F844ECF384DF1E0E59D11F39F978" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combination, Step Acquisition, Equity Interest in Acquiree, Fair Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationStepAcquisitionEquityInterestInAcquireeFairValue1" xlink:label="loc_us-gaap_BusinessCombinationStepAcquisitionEquityInterestInAcquireeFairValue1_9606F844ECF384DF1E0E59D11F39F978" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationStepAcquisitionEquityInterestInAcquireeFairValue1_9606F844ECF384DF1E0E59D11F39F978" xlink:to="lab_us-gaap_BusinessCombinationStepAcquisitionEquityInterestInAcquireeFairValue1_9606F844ECF384DF1E0E59D11F39F978" xlink:type="arc" />
    <link:label id="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_1385583998071547B4A359D11F39B818_terseLabel_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_1385583998071547B4A359D11F39B818" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cash, net of cash acquired</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired" xlink:label="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_1385583998071547B4A359D11F39B818" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_1385583998071547B4A359D11F39B818" xlink:to="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_1385583998071547B4A359D11F39B818" xlink:type="arc" />
    <link:label id="lab_lfus_BusinessCombinationConsiderationTransferredCommitmentToPurchaseNoncontrollingInterest_F64E7F8E2E620CA0FABD59D11F39AE1A_verboseLabel_en-US" xlink:label="lab_lfus_BusinessCombinationConsiderationTransferredCommitmentToPurchaseNoncontrollingInterest_F64E7F8E2E620CA0FABD59D11F39AE1A" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Non-cash, fair value of commitment to purchase non-controlling interest</link:label>
    <link:label id="lab_lfus_BusinessCombinationConsiderationTransferredCommitmentToPurchaseNoncontrollingInterest_F64E7F8E2E620CA0FABD59D11F39AE1A_label_en-US" xlink:label="lab_lfus_BusinessCombinationConsiderationTransferredCommitmentToPurchaseNoncontrollingInterest_F64E7F8E2E620CA0FABD59D11F39AE1A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair value of commitment to purchase non-controlling interest of Monolith</link:label>
    <link:label id="lab_lfus_BusinessCombinationConsiderationTransferredCommitmentToPurchaseNoncontrollingInterest_F64E7F8E2E620CA0FABD59D11F39AE1A_documentation_en-US" xlink:label="lab_lfus_BusinessCombinationConsiderationTransferredCommitmentToPurchaseNoncontrollingInterest_F64E7F8E2E620CA0FABD59D11F39AE1A" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">The fair value as of the acquisition-date of the commitment to purchase noncontrolling interest in the acquiree in a business combination.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_BusinessCombinationConsiderationTransferredCommitmentToPurchaseNoncontrollingInterest" xlink:label="loc_lfus_BusinessCombinationConsiderationTransferredCommitmentToPurchaseNoncontrollingInterest_F64E7F8E2E620CA0FABD59D11F39AE1A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_BusinessCombinationConsiderationTransferredCommitmentToPurchaseNoncontrollingInterest_F64E7F8E2E620CA0FABD59D11F39AE1A" xlink:to="lab_lfus_BusinessCombinationConsiderationTransferredCommitmentToPurchaseNoncontrollingInterest_F64E7F8E2E620CA0FABD59D11F39AE1A" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessCombinationConsiderationTransferredIncludingEquityInterestInAcquireeHeldPriorToCombination1_CD5301B69C35A1F712D059D11F3A903B_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationConsiderationTransferredIncludingEquityInterestInAcquireeHeldPriorToCombination1_CD5301B69C35A1F712D059D11F3A903B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Total purchase consideration</link:label>
    <link:label id="lab_us-gaap_BusinessCombinationConsiderationTransferredIncludingEquityInterestInAcquireeHeldPriorToCombination1_CD5301B69C35A1F712D059D11F3A903B_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationConsiderationTransferredIncludingEquityInterestInAcquireeHeldPriorToCombination1_CD5301B69C35A1F712D059D11F3A903B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combination, Consideration Transferred, Including Equity Interest in Acquiree Held Prior to Combination</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationConsiderationTransferredIncludingEquityInterestInAcquireeHeldPriorToCombination1" xlink:label="loc_us-gaap_BusinessCombinationConsiderationTransferredIncludingEquityInterestInAcquireeHeldPriorToCombination1_CD5301B69C35A1F712D059D11F3A903B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationConsiderationTransferredIncludingEquityInterestInAcquireeHeldPriorToCombination1_CD5301B69C35A1F712D059D11F3A903B" xlink:to="lab_us-gaap_BusinessCombinationConsiderationTransferredIncludingEquityInterestInAcquireeHeldPriorToCombination1_CD5301B69C35A1F712D059D11F3A903B" xlink:type="arc" />
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetUsefulLife_19C46222F8D01EC44EB759D11F3AC185_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetUsefulLife_19C46222F8D01EC44EB759D11F3AC185" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Weighted average useful life (years)</link:label>
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetUsefulLife_19C46222F8D01EC44EB759D11F3AC185_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetUsefulLife_19C46222F8D01EC44EB759D11F3AC185" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Finite-Lived Intangible Asset, Useful Life</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetUsefulLife" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetUsefulLife_19C46222F8D01EC44EB759D11F3AC185" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetUsefulLife_19C46222F8D01EC44EB759D11F3AC185" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetUsefulLife_19C46222F8D01EC44EB759D11F3AC185" xlink:type="arc" />
    <link:label id="lab_lfus_InventoryAmortizationPeriod_3E79F245F8208CFFF53559D11F3AD736_terseLabel_en-US" xlink:label="lab_lfus_InventoryAmortizationPeriod_3E79F245F8208CFFF53559D11F3AD736" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Inventory amortization period</link:label>
    <link:label id="lab_lfus_InventoryAmortizationPeriod_3E79F245F8208CFFF53559D11F3AD736_label_en-US" xlink:label="lab_lfus_InventoryAmortizationPeriod_3E79F245F8208CFFF53559D11F3AD736" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Inventory Amortization Period</link:label>
    <link:label id="lab_lfus_InventoryAmortizationPeriod_3E79F245F8208CFFF53559D11F3AD736_documentation_en-US" xlink:label="lab_lfus_InventoryAmortizationPeriod_3E79F245F8208CFFF53559D11F3AD736" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Inventory Amortization Period</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_InventoryAmortizationPeriod" xlink:label="loc_lfus_InventoryAmortizationPeriod_3E79F245F8208CFFF53559D11F3AD736" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_InventoryAmortizationPeriod_3E79F245F8208CFFF53559D11F3AD736" xlink:to="lab_lfus_InventoryAmortizationPeriod_3E79F245F8208CFFF53559D11F3AD736" xlink:type="arc" />
    <link:label id="lab_us-gaap_RelatedPartyTransactionsDisclosureTextBlock_B0821C0DBCF04B414EA5FC50C9079FD0_terseLabel_en-US" xlink:label="lab_us-gaap_RelatedPartyTransactionsDisclosureTextBlock_B0821C0DBCF04B414EA5FC50C9079FD0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Related Party Transactions</link:label>
    <link:label id="lab_us-gaap_RelatedPartyTransactionsDisclosureTextBlock_B0821C0DBCF04B414EA5FC50C9079FD0_label_en-US" xlink:label="lab_us-gaap_RelatedPartyTransactionsDisclosureTextBlock_B0821C0DBCF04B414EA5FC50C9079FD0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Related Party Transactions Disclosure [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RelatedPartyTransactionsDisclosureTextBlock" xlink:label="loc_us-gaap_RelatedPartyTransactionsDisclosureTextBlock_B0821C0DBCF04B414EA5FC50C9079FD0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RelatedPartyTransactionsDisclosureTextBlock_B0821C0DBCF04B414EA5FC50C9079FD0" xlink:to="lab_us-gaap_RelatedPartyTransactionsDisclosureTextBlock_B0821C0DBCF04B414EA5FC50C9079FD0" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfRestructuringAndRelatedCostsTextBlock_49530B7C4064897EECB9CD26ADAA9FDF_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfRestructuringAndRelatedCostsTextBlock_49530B7C4064897EECB9CD26ADAA9FDF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Restructuring, impairment and other charges</link:label>
    <link:label id="lab_us-gaap_ScheduleOfRestructuringAndRelatedCostsTextBlock_49530B7C4064897EECB9CD26ADAA9FDF_label_en-US" xlink:label="lab_us-gaap_ScheduleOfRestructuringAndRelatedCostsTextBlock_49530B7C4064897EECB9CD26ADAA9FDF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Restructuring and Related Costs [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfRestructuringAndRelatedCostsTextBlock" xlink:label="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTextBlock_49530B7C4064897EECB9CD26ADAA9FDF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTextBlock_49530B7C4064897EECB9CD26ADAA9FDF" xlink:to="lab_us-gaap_ScheduleOfRestructuringAndRelatedCostsTextBlock_49530B7C4064897EECB9CD26ADAA9FDF" xlink:type="arc" />
    <link:label id="lab_us-gaap_CommitmentsDisclosureTextBlock_5C8F10D54F38C0D92920D179D2546264_terseLabel_en-US" xlink:label="lab_us-gaap_CommitmentsDisclosureTextBlock_5C8F10D54F38C0D92920D179D2546264" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Lease Commitments</link:label>
    <link:label id="lab_us-gaap_CommitmentsDisclosureTextBlock_5C8F10D54F38C0D92920D179D2546264_label_en-US" xlink:label="lab_us-gaap_CommitmentsDisclosureTextBlock_5C8F10D54F38C0D92920D179D2546264" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Commitments Disclosure [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommitmentsDisclosureTextBlock" xlink:label="loc_us-gaap_CommitmentsDisclosureTextBlock_5C8F10D54F38C0D92920D179D2546264" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommitmentsDisclosureTextBlock_5C8F10D54F38C0D92920D179D2546264" xlink:to="lab_us-gaap_CommitmentsDisclosureTextBlock_5C8F10D54F38C0D92920D179D2546264" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueDisclosuresTextBlock_91B1A58EA55D1FF96E3DCD26ADE9E2FF_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueDisclosuresTextBlock_91B1A58EA55D1FF96E3DCD26ADE9E2FF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value of Assets and Liabilities</link:label>
    <link:label id="lab_us-gaap_FairValueDisclosuresTextBlock_91B1A58EA55D1FF96E3DCD26ADE9E2FF_label_en-US" xlink:label="lab_us-gaap_FairValueDisclosuresTextBlock_91B1A58EA55D1FF96E3DCD26ADE9E2FF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value Disclosures [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueDisclosuresTextBlock" xlink:label="loc_us-gaap_FairValueDisclosuresTextBlock_91B1A58EA55D1FF96E3DCD26ADE9E2FF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueDisclosuresTextBlock_91B1A58EA55D1FF96E3DCD26ADE9E2FF" xlink:to="lab_us-gaap_FairValueDisclosuresTextBlock_91B1A58EA55D1FF96E3DCD26ADE9E2FF" xlink:type="arc" />
    <link:label id="lab_us-gaap_SegmentReportingDisclosureTextBlock_6FF6110A2FD7877AFE98CD26AC41C25A_terseLabel_en-US" xlink:label="lab_us-gaap_SegmentReportingDisclosureTextBlock_6FF6110A2FD7877AFE98CD26AC41C25A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Segment Information</link:label>
    <link:label id="lab_us-gaap_SegmentReportingDisclosureTextBlock_6FF6110A2FD7877AFE98CD26AC41C25A_label_en-US" xlink:label="lab_us-gaap_SegmentReportingDisclosureTextBlock_6FF6110A2FD7877AFE98CD26AC41C25A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Segment Reporting Disclosure [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SegmentReportingDisclosureTextBlock" xlink:label="loc_us-gaap_SegmentReportingDisclosureTextBlock_6FF6110A2FD7877AFE98CD26AC41C25A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SegmentReportingDisclosureTextBlock_6FF6110A2FD7877AFE98CD26AC41C25A" xlink:to="lab_us-gaap_SegmentReportingDisclosureTextBlock_6FF6110A2FD7877AFE98CD26AC41C25A" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccountingPoliciesAbstract_5812C5CC3D1D10FA846630F65471ED1D_label_en-US" xlink:label="lab_us-gaap_AccountingPoliciesAbstract_5812C5CC3D1D10FA846630F65471ED1D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accounting Policies [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccountingPoliciesAbstract" xlink:label="loc_us-gaap_AccountingPoliciesAbstract_5812C5CC3D1D10FA846630F65471ED1D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_5812C5CC3D1D10FA846630F65471ED1D" xlink:to="lab_us-gaap_AccountingPoliciesAbstract_5812C5CC3D1D10FA846630F65471ED1D" xlink:type="arc" />
    <link:label id="lab_lfus_SummaryofSignificantAccountingPoliciesandOtherInformationTable_747EB2338AEB57B391AA30F65471EB28_terseLabel_en-US" xlink:label="lab_lfus_SummaryofSignificantAccountingPoliciesandOtherInformationTable_747EB2338AEB57B391AA30F65471EB28" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Summary of Significant Accounting Policies and Other Information [Table]</link:label>
    <link:label id="lab_lfus_SummaryofSignificantAccountingPoliciesandOtherInformationTable_747EB2338AEB57B391AA30F65471EB28_label_en-US" xlink:label="lab_lfus_SummaryofSignificantAccountingPoliciesandOtherInformationTable_747EB2338AEB57B391AA30F65471EB28" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Summary of Significant Accounting Policies and Other Information [Table]</link:label>
    <link:label id="lab_lfus_SummaryofSignificantAccountingPoliciesandOtherInformationTable_747EB2338AEB57B391AA30F65471EB28_documentation_en-US" xlink:label="lab_lfus_SummaryofSignificantAccountingPoliciesandOtherInformationTable_747EB2338AEB57B391AA30F65471EB28" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Summary of Significant Accounting Policies and Other Information [Table]</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_SummaryofSignificantAccountingPoliciesandOtherInformationTable" xlink:label="loc_lfus_SummaryofSignificantAccountingPoliciesandOtherInformationTable_747EB2338AEB57B391AA30F65471EB28" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_SummaryofSignificantAccountingPoliciesandOtherInformationTable_747EB2338AEB57B391AA30F65471EB28" xlink:to="lab_lfus_SummaryofSignificantAccountingPoliciesandOtherInformationTable_747EB2338AEB57B391AA30F65471EB28" xlink:type="arc" />
    <link:label id="lab_lfus_OtherItemsMember_136A02805545FB09494D30F65473DF8D_terseLabel_en-US" xlink:label="lab_lfus_OtherItemsMember_136A02805545FB09494D30F65473DF8D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other Items</link:label>
    <link:label id="lab_lfus_OtherItemsMember_136A02805545FB09494D30F65473DF8D_label_en-US" xlink:label="lab_lfus_OtherItemsMember_136A02805545FB09494D30F65473DF8D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Items [Member]</link:label>
    <link:label id="lab_lfus_OtherItemsMember_136A02805545FB09494D30F65473DF8D_documentation_en-US" xlink:label="lab_lfus_OtherItemsMember_136A02805545FB09494D30F65473DF8D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Other Items [Member]</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_OtherItemsMember" xlink:label="loc_lfus_OtherItemsMember_136A02805545FB09494D30F65473DF8D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_OtherItemsMember_136A02805545FB09494D30F65473DF8D" xlink:to="lab_lfus_OtherItemsMember_136A02805545FB09494D30F65473DF8D" xlink:type="arc" />
    <link:label id="lab_lfus_PolytronicsMember_9B6327B14D5EDAA0E98B30F65474AE36_terseLabel_en-US" xlink:label="lab_lfus_PolytronicsMember_9B6327B14D5EDAA0E98B30F65474AE36" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Polytronics</link:label>
    <link:label id="lab_lfus_PolytronicsMember_9B6327B14D5EDAA0E98B30F65474AE36_label_en-US" xlink:label="lab_lfus_PolytronicsMember_9B6327B14D5EDAA0E98B30F65474AE36" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Polytronics [Member]</link:label>
    <link:label id="lab_lfus_PolytronicsMember_9B6327B14D5EDAA0E98B30F65474AE36_documentation_en-US" xlink:label="lab_lfus_PolytronicsMember_9B6327B14D5EDAA0E98B30F65474AE36" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US" />
    <link:loc xlink:href="lfus-20191228.xsd#lfus_PolytronicsMember" xlink:label="loc_lfus_PolytronicsMember_9B6327B14D5EDAA0E98B30F65474AE36" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_PolytronicsMember_9B6327B14D5EDAA0E98B30F65474AE36" xlink:to="lab_lfus_PolytronicsMember_9B6327B14D5EDAA0E98B30F65474AE36" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherNoncurrentAssetsMember_289D01571E9E0EAFCEAD30F654756AC7_terseLabel_en-US" xlink:label="lab_us-gaap_OtherNoncurrentAssetsMember_289D01571E9E0EAFCEAD30F654756AC7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other Noncurrent Assets</link:label>
    <link:label id="lab_us-gaap_OtherNoncurrentAssetsMember_289D01571E9E0EAFCEAD30F654756AC7_label_en-US" xlink:label="lab_us-gaap_OtherNoncurrentAssetsMember_289D01571E9E0EAFCEAD30F654756AC7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Noncurrent Assets [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherNoncurrentAssetsMember" xlink:label="loc_us-gaap_OtherNoncurrentAssetsMember_289D01571E9E0EAFCEAD30F654756AC7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherNoncurrentAssetsMember_289D01571E9E0EAFCEAD30F654756AC7" xlink:to="lab_us-gaap_OtherNoncurrentAssetsMember_289D01571E9E0EAFCEAD30F654756AC7" xlink:type="arc" />
    <link:label id="lab_us-gaap_PropertyPlantAndEquipmentByTypeAxis_EC311C7E2472B622938030F65475FE5D_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentByTypeAxis_EC311C7E2472B622938030F65475FE5D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Property, Plant and Equipment, Type [Axis]</link:label>
    <link:label id="lab_us-gaap_PropertyPlantAndEquipmentByTypeAxis_EC311C7E2472B622938030F65475FE5D_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentByTypeAxis_EC311C7E2472B622938030F65475FE5D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Property, Plant and Equipment, Type [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentByTypeAxis" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_EC311C7E2472B622938030F65475FE5D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_EC311C7E2472B622938030F65475FE5D" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentByTypeAxis_EC311C7E2472B622938030F65475FE5D" xlink:type="arc" />
    <link:label id="lab_us-gaap_PropertyPlantAndEquipmentTypeDomain_9B71AA9C22567843454630F65475D2A4_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentTypeDomain_9B71AA9C22567843454630F65475D2A4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Property, Plant and Equipment, Type [Domain]</link:label>
    <link:label id="lab_us-gaap_PropertyPlantAndEquipmentTypeDomain_9B71AA9C22567843454630F65475D2A4_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentTypeDomain_9B71AA9C22567843454630F65475D2A4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Property, Plant and Equipment, Type [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_9B71AA9C22567843454630F65475D2A4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_9B71AA9C22567843454630F65475D2A4" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentTypeDomain_9B71AA9C22567843454630F65475D2A4" xlink:type="arc" />
    <link:label id="lab_us-gaap_BuildingMember_07F34DB89F21110226E530F6547528A4_terseLabel_en-US" xlink:label="lab_us-gaap_BuildingMember_07F34DB89F21110226E530F6547528A4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Building</link:label>
    <link:label id="lab_us-gaap_BuildingMember_07F34DB89F21110226E530F6547528A4_label_en-US" xlink:label="lab_us-gaap_BuildingMember_07F34DB89F21110226E530F6547528A4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Building [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BuildingMember" xlink:label="loc_us-gaap_BuildingMember_07F34DB89F21110226E530F6547528A4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BuildingMember_07F34DB89F21110226E530F6547528A4" xlink:to="lab_us-gaap_BuildingMember_07F34DB89F21110226E530F6547528A4" xlink:type="arc" />
    <link:label id="lab_us-gaap_EquipmentMember_87CE2224F7FF769CDAEB30F65476567D_terseLabel_en-US" xlink:label="lab_us-gaap_EquipmentMember_87CE2224F7FF769CDAEB30F65476567D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Equipment</link:label>
    <link:label id="lab_us-gaap_EquipmentMember_87CE2224F7FF769CDAEB30F65476567D_label_en-US" xlink:label="lab_us-gaap_EquipmentMember_87CE2224F7FF769CDAEB30F65476567D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Equipment [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EquipmentMember" xlink:label="loc_us-gaap_EquipmentMember_87CE2224F7FF769CDAEB30F65476567D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EquipmentMember_87CE2224F7FF769CDAEB30F65476567D" xlink:to="lab_us-gaap_EquipmentMember_87CE2224F7FF769CDAEB30F65476567D" xlink:type="arc" />
    <link:label id="lab_us-gaap_FurnitureAndFixturesMember_56D5E0B765F141219ACE30F654760D83_terseLabel_en-US" xlink:label="lab_us-gaap_FurnitureAndFixturesMember_56D5E0B765F141219ACE30F654760D83" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Furniture and Fixtures</link:label>
    <link:label id="lab_us-gaap_FurnitureAndFixturesMember_56D5E0B765F141219ACE30F654760D83_label_en-US" xlink:label="lab_us-gaap_FurnitureAndFixturesMember_56D5E0B765F141219ACE30F654760D83" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Furniture and Fixtures [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FurnitureAndFixturesMember" xlink:label="loc_us-gaap_FurnitureAndFixturesMember_56D5E0B765F141219ACE30F654760D83" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FurnitureAndFixturesMember_56D5E0B765F141219ACE30F654760D83" xlink:to="lab_us-gaap_FurnitureAndFixturesMember_56D5E0B765F141219ACE30F654760D83" xlink:type="arc" />
    <link:label id="lab_us-gaap_ToolsDiesAndMoldsMember_5C25B540D40F25EF4CE130F6547671EE_terseLabel_en-US" xlink:label="lab_us-gaap_ToolsDiesAndMoldsMember_5C25B540D40F25EF4CE130F6547671EE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Tools, Dies and Molds</link:label>
    <link:label id="lab_us-gaap_ToolsDiesAndMoldsMember_5C25B540D40F25EF4CE130F6547671EE_label_en-US" xlink:label="lab_us-gaap_ToolsDiesAndMoldsMember_5C25B540D40F25EF4CE130F6547671EE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Tools, Dies and Molds [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ToolsDiesAndMoldsMember" xlink:label="loc_us-gaap_ToolsDiesAndMoldsMember_5C25B540D40F25EF4CE130F6547671EE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ToolsDiesAndMoldsMember_5C25B540D40F25EF4CE130F6547671EE" xlink:to="lab_us-gaap_ToolsDiesAndMoldsMember_5C25B540D40F25EF4CE130F6547671EE" xlink:type="arc" />
    <link:label id="lab_us-gaap_ComputerEquipmentMember_933F0EC8FABA1184901830F65476D1E0_terseLabel_en-US" xlink:label="lab_us-gaap_ComputerEquipmentMember_933F0EC8FABA1184901830F65476D1E0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Computer Equipment</link:label>
    <link:label id="lab_us-gaap_ComputerEquipmentMember_933F0EC8FABA1184901830F65476D1E0_label_en-US" xlink:label="lab_us-gaap_ComputerEquipmentMember_933F0EC8FABA1184901830F65476D1E0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Computer Equipment [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ComputerEquipmentMember" xlink:label="loc_us-gaap_ComputerEquipmentMember_933F0EC8FABA1184901830F65476D1E0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ComputerEquipmentMember_933F0EC8FABA1184901830F65476D1E0" xlink:to="lab_us-gaap_ComputerEquipmentMember_933F0EC8FABA1184901830F65476D1E0" xlink:type="arc" />
    <link:label id="lab_srt_ProductOrServiceAxis_31A69F94242DDAD3BED730F65477CF30_terseLabel_en-US" xlink:label="lab_srt_ProductOrServiceAxis_31A69F94242DDAD3BED730F65477CF30" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Product and Service [Axis]</link:label>
    <link:label id="lab_srt_ProductOrServiceAxis_31A69F94242DDAD3BED730F65477CF30_label_en-US" xlink:label="lab_srt_ProductOrServiceAxis_31A69F94242DDAD3BED730F65477CF30" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Product and Service [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ProductOrServiceAxis" xlink:label="loc_srt_ProductOrServiceAxis_31A69F94242DDAD3BED730F65477CF30" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_ProductOrServiceAxis_31A69F94242DDAD3BED730F65477CF30" xlink:to="lab_srt_ProductOrServiceAxis_31A69F94242DDAD3BED730F65477CF30" xlink:type="arc" />
    <link:label id="lab_srt_ProductsAndServicesDomain_946C51F6141B7906D69030F654775FEB_terseLabel_en-US" xlink:label="lab_srt_ProductsAndServicesDomain_946C51F6141B7906D69030F654775FEB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Product and Service [Domain]</link:label>
    <link:label id="lab_srt_ProductsAndServicesDomain_946C51F6141B7906D69030F654775FEB_label_en-US" xlink:label="lab_srt_ProductsAndServicesDomain_946C51F6141B7906D69030F654775FEB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Product and Service [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ProductsAndServicesDomain" xlink:label="loc_srt_ProductsAndServicesDomain_946C51F6141B7906D69030F654775FEB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_ProductsAndServicesDomain_946C51F6141B7906D69030F654775FEB" xlink:to="lab_srt_ProductsAndServicesDomain_946C51F6141B7906D69030F654775FEB" xlink:type="arc" />
    <link:label id="lab_lfus_ElectronicsNonSiliconUnitMember_B8C61D44DE3D25D630C230F6547789DE_terseLabel_en-US" xlink:label="lab_lfus_ElectronicsNonSiliconUnitMember_B8C61D44DE3D25D630C230F6547789DE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Electronics Non Silicon Unit</link:label>
    <link:label id="lab_lfus_ElectronicsNonSiliconUnitMember_B8C61D44DE3D25D630C230F6547789DE_label_en-US" xlink:label="lab_lfus_ElectronicsNonSiliconUnitMember_B8C61D44DE3D25D630C230F6547789DE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Electronics Non Silicon Unit [Member]</link:label>
    <link:label id="lab_lfus_ElectronicsNonSiliconUnitMember_B8C61D44DE3D25D630C230F6547789DE_documentation_en-US" xlink:label="lab_lfus_ElectronicsNonSiliconUnitMember_B8C61D44DE3D25D630C230F6547789DE" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Electronics non silicon unit [member]</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_ElectronicsNonSiliconUnitMember" xlink:label="loc_lfus_ElectronicsNonSiliconUnitMember_B8C61D44DE3D25D630C230F6547789DE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_ElectronicsNonSiliconUnitMember_B8C61D44DE3D25D630C230F6547789DE" xlink:to="lab_lfus_ElectronicsNonSiliconUnitMember_B8C61D44DE3D25D630C230F6547789DE" xlink:type="arc" />
    <link:label id="lab_lfus_ElectronicsSiliconUnitMember_8F58903392EEF93492BC30F654783648_terseLabel_en-US" xlink:label="lab_lfus_ElectronicsSiliconUnitMember_8F58903392EEF93492BC30F654783648" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Electronics (Silicon) Unit</link:label>
    <link:label id="lab_lfus_ElectronicsSiliconUnitMember_8F58903392EEF93492BC30F654783648_label_en-US" xlink:label="lab_lfus_ElectronicsSiliconUnitMember_8F58903392EEF93492BC30F654783648" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Electronics (Silicon) Unit [Member]</link:label>
    <link:label id="lab_lfus_ElectronicsSiliconUnitMember_8F58903392EEF93492BC30F654783648_documentation_en-US" xlink:label="lab_lfus_ElectronicsSiliconUnitMember_8F58903392EEF93492BC30F654783648" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US" />
    <link:loc xlink:href="lfus-20191228.xsd#lfus_ElectronicsSiliconUnitMember" xlink:label="loc_lfus_ElectronicsSiliconUnitMember_8F58903392EEF93492BC30F654783648" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_ElectronicsSiliconUnitMember_8F58903392EEF93492BC30F654783648" xlink:to="lab_lfus_ElectronicsSiliconUnitMember_8F58903392EEF93492BC30F654783648" xlink:type="arc" />
    <link:label id="lab_lfus_PassengerCarMember_2596A23AF3793BF6326530F65478341D_terseLabel_en-US" xlink:label="lab_lfus_PassengerCarMember_2596A23AF3793BF6326530F65478341D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Passenger Car</link:label>
    <link:label id="lab_lfus_PassengerCarMember_2596A23AF3793BF6326530F65478341D_label_en-US" xlink:label="lab_lfus_PassengerCarMember_2596A23AF3793BF6326530F65478341D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Passenger Car [Member]</link:label>
    <link:label id="lab_lfus_PassengerCarMember_2596A23AF3793BF6326530F65478341D_documentation_en-US" xlink:label="lab_lfus_PassengerCarMember_2596A23AF3793BF6326530F65478341D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Passenger car [member]</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_PassengerCarMember" xlink:label="loc_lfus_PassengerCarMember_2596A23AF3793BF6326530F65478341D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_PassengerCarMember_2596A23AF3793BF6326530F65478341D" xlink:to="lab_lfus_PassengerCarMember_2596A23AF3793BF6326530F65478341D" xlink:type="arc" />
    <link:label id="lab_lfus_CommercialVehicleProductsMember_9AF5AC669BA5773A284330F65478D69D_verboseLabel_en-US" xlink:label="lab_lfus_CommercialVehicleProductsMember_9AF5AC669BA5773A284330F65478D69D" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Commercial Vehicle Products</link:label>
    <link:label id="lab_lfus_CommercialVehicleProductsMember_9AF5AC669BA5773A284330F65478D69D_label_en-US" xlink:label="lab_lfus_CommercialVehicleProductsMember_9AF5AC669BA5773A284330F65478D69D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Commercial Vehicle Products [Member]</link:label>
    <link:label id="lab_lfus_CommercialVehicleProductsMember_9AF5AC669BA5773A284330F65478D69D_documentation_en-US" xlink:label="lab_lfus_CommercialVehicleProductsMember_9AF5AC669BA5773A284330F65478D69D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">The name or type of segment.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_CommercialVehicleProductsMember" xlink:label="loc_lfus_CommercialVehicleProductsMember_9AF5AC669BA5773A284330F65478D69D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_CommercialVehicleProductsMember_9AF5AC669BA5773A284330F65478D69D" xlink:to="lab_lfus_CommercialVehicleProductsMember_9AF5AC669BA5773A284330F65478D69D" xlink:type="arc" />
    <link:label id="lab_lfus_SensorsMember_E6D5218B0E530D050DC630F654789DEE_terseLabel_en-US" xlink:label="lab_lfus_SensorsMember_E6D5218B0E530D050DC630F654789DEE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Sensors</link:label>
    <link:label id="lab_lfus_SensorsMember_E6D5218B0E530D050DC630F654789DEE_label_en-US" xlink:label="lab_lfus_SensorsMember_E6D5218B0E530D050DC630F654789DEE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Sensors [Member]</link:label>
    <link:label id="lab_lfus_SensorsMember_E6D5218B0E530D050DC630F654789DEE_documentation_en-US" xlink:label="lab_lfus_SensorsMember_E6D5218B0E530D050DC630F654789DEE" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">The name or type of segment.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_SensorsMember" xlink:label="loc_lfus_SensorsMember_E6D5218B0E530D050DC630F654789DEE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_SensorsMember_E6D5218B0E530D050DC630F654789DEE" xlink:to="lab_lfus_SensorsMember_E6D5218B0E530D050DC630F654789DEE" xlink:type="arc" />
    <link:label id="lab_lfus_RelayUnitMember_8D8C13A9C128D12E6CF830F65478569D_terseLabel_en-US" xlink:label="lab_lfus_RelayUnitMember_8D8C13A9C128D12E6CF830F65478569D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Relay Unit</link:label>
    <link:label id="lab_lfus_RelayUnitMember_8D8C13A9C128D12E6CF830F65478569D_label_en-US" xlink:label="lab_lfus_RelayUnitMember_8D8C13A9C128D12E6CF830F65478569D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Relay Unit [Member]</link:label>
    <link:label id="lab_lfus_RelayUnitMember_8D8C13A9C128D12E6CF830F65478569D_documentation_en-US" xlink:label="lab_lfus_RelayUnitMember_8D8C13A9C128D12E6CF830F65478569D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">The name or type of segment.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_RelayUnitMember" xlink:label="loc_lfus_RelayUnitMember_8D8C13A9C128D12E6CF830F65478569D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_RelayUnitMember_8D8C13A9C128D12E6CF830F65478569D" xlink:to="lab_lfus_RelayUnitMember_8D8C13A9C128D12E6CF830F65478569D" xlink:type="arc" />
    <link:label id="lab_lfus_FuseUnitMember_4D6D5AE6EC5323D262E330F65479853D_terseLabel_en-US" xlink:label="lab_lfus_FuseUnitMember_4D6D5AE6EC5323D262E330F65479853D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fuse Unit</link:label>
    <link:label id="lab_lfus_FuseUnitMember_4D6D5AE6EC5323D262E330F65479853D_label_en-US" xlink:label="lab_lfus_FuseUnitMember_4D6D5AE6EC5323D262E330F65479853D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fuse Unit [Member]</link:label>
    <link:label id="lab_lfus_FuseUnitMember_4D6D5AE6EC5323D262E330F65479853D_documentation_en-US" xlink:label="lab_lfus_FuseUnitMember_4D6D5AE6EC5323D262E330F65479853D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Fuse unit [member]</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_FuseUnitMember" xlink:label="loc_lfus_FuseUnitMember_4D6D5AE6EC5323D262E330F65479853D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_FuseUnitMember_4D6D5AE6EC5323D262E330F65479853D" xlink:to="lab_lfus_FuseUnitMember_4D6D5AE6EC5323D262E330F65479853D" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccountingStandardsUpdate201602Member_0EB63477DCDC9788C5BC30F65481734A_terseLabel_en-US" xlink:label="lab_us-gaap_AccountingStandardsUpdate201602Member_0EB63477DCDC9788C5BC30F65481734A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">ASU 2016-02</link:label>
    <link:label id="lab_us-gaap_AccountingStandardsUpdate201602Member_0EB63477DCDC9788C5BC30F65481734A_label_en-US" xlink:label="lab_us-gaap_AccountingStandardsUpdate201602Member_0EB63477DCDC9788C5BC30F65481734A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accounting Standards Update 2016-02 [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccountingStandardsUpdate201602Member" xlink:label="loc_us-gaap_AccountingStandardsUpdate201602Member_0EB63477DCDC9788C5BC30F65481734A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccountingStandardsUpdate201602Member_0EB63477DCDC9788C5BC30F65481734A" xlink:to="lab_us-gaap_AccountingStandardsUpdate201602Member_0EB63477DCDC9788C5BC30F65481734A" xlink:type="arc" />
    <link:label id="lab_lfus_SummaryofSignificantAccountingPoliciesandOtherInformationLineItems_695E538F2B0C0C8BF55C30F654812AF8_terseLabel_en-US" xlink:label="lab_lfus_SummaryofSignificantAccountingPoliciesandOtherInformationLineItems_695E538F2B0C0C8BF55C30F654812AF8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Summary of Significant Accounting Policies and Other Information [Line Items]</link:label>
    <link:label id="lab_lfus_SummaryofSignificantAccountingPoliciesandOtherInformationLineItems_695E538F2B0C0C8BF55C30F654812AF8_label_en-US" xlink:label="lab_lfus_SummaryofSignificantAccountingPoliciesandOtherInformationLineItems_695E538F2B0C0C8BF55C30F654812AF8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Summary of Significant Accounting Policies and Other Information [Line Items]</link:label>
    <link:label id="lab_lfus_SummaryofSignificantAccountingPoliciesandOtherInformationLineItems_695E538F2B0C0C8BF55C30F654812AF8_documentation_en-US" xlink:label="lab_lfus_SummaryofSignificantAccountingPoliciesandOtherInformationLineItems_695E538F2B0C0C8BF55C30F654812AF8" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">[Line Items] for Summary of Significant Accounting Policies and Other Information [Table]</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_SummaryofSignificantAccountingPoliciesandOtherInformationLineItems" xlink:label="loc_lfus_SummaryofSignificantAccountingPoliciesandOtherInformationLineItems_695E538F2B0C0C8BF55C30F654812AF8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_SummaryofSignificantAccountingPoliciesandOtherInformationLineItems_695E538F2B0C0C8BF55C30F654812AF8" xlink:to="lab_lfus_SummaryofSignificantAccountingPoliciesandOtherInformationLineItems_695E538F2B0C0C8BF55C30F654812AF8" xlink:type="arc" />
    <link:label id="lab_lfus_LongtermInvestmentOwnershipPercentage_C861641BC0E3ABBC535630F654822E0E_terseLabel_en-US" xlink:label="lab_lfus_LongtermInvestmentOwnershipPercentage_C861641BC0E3ABBC535630F654822E0E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Ownership percentage</link:label>
    <link:label id="lab_lfus_LongtermInvestmentOwnershipPercentage_C861641BC0E3ABBC535630F654822E0E_label_en-US" xlink:label="lab_lfus_LongtermInvestmentOwnershipPercentage_C861641BC0E3ABBC535630F654822E0E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Long-term Investment Ownership Percentage</link:label>
    <link:label id="lab_lfus_LongtermInvestmentOwnershipPercentage_C861641BC0E3ABBC535630F654822E0E_documentation_en-US" xlink:label="lab_lfus_LongtermInvestmentOwnershipPercentage_C861641BC0E3ABBC535630F654822E0E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Represents percentage of ownership in the long -term investment.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_LongtermInvestmentOwnershipPercentage" xlink:label="loc_lfus_LongtermInvestmentOwnershipPercentage_C861641BC0E3ABBC535630F654822E0E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_LongtermInvestmentOwnershipPercentage_C861641BC0E3ABBC535630F654822E0E" xlink:to="lab_lfus_LongtermInvestmentOwnershipPercentage_C861641BC0E3ABBC535630F654822E0E" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeLossFromEquityMethodInvestments_ED0F1D5F56F60548B63830F65482A8EB_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_IncomeLossFromEquityMethodInvestments_ED0F1D5F56F60548B63830F65482A8EB" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Gain from equity method investments</link:label>
    <link:label id="lab_us-gaap_IncomeLossFromEquityMethodInvestments_ED0F1D5F56F60548B63830F65482A8EB_label_en-US" xlink:label="lab_us-gaap_IncomeLossFromEquityMethodInvestments_ED0F1D5F56F60548B63830F65482A8EB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income (Loss) from Equity Method Investments</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeLossFromEquityMethodInvestments" xlink:label="loc_us-gaap_IncomeLossFromEquityMethodInvestments_ED0F1D5F56F60548B63830F65482A8EB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeLossFromEquityMethodInvestments_ED0F1D5F56F60548B63830F65482A8EB" xlink:to="lab_us-gaap_IncomeLossFromEquityMethodInvestments_ED0F1D5F56F60548B63830F65482A8EB" xlink:type="arc" />
    <link:label id="lab_us-gaap_EquityMethodInvestments_8494DC0C122E46E7A3FF30F6548214F1_terseLabel_en-US" xlink:label="lab_us-gaap_EquityMethodInvestments_8494DC0C122E46E7A3FF30F6548214F1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Equity method investments</link:label>
    <link:label id="lab_us-gaap_EquityMethodInvestments_8494DC0C122E46E7A3FF30F6548214F1_label_en-US" xlink:label="lab_us-gaap_EquityMethodInvestments_8494DC0C122E46E7A3FF30F6548214F1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Equity Method Investments</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EquityMethodInvestments" xlink:label="loc_us-gaap_EquityMethodInvestments_8494DC0C122E46E7A3FF30F6548214F1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EquityMethodInvestments_8494DC0C122E46E7A3FF30F6548214F1" xlink:to="lab_us-gaap_EquityMethodInvestments_8494DC0C122E46E7A3FF30F6548214F1" xlink:type="arc" />
    <link:label id="lab_us-gaap_EquitySecuritiesFvNiUnrealizedGainLoss_8BADEEF234D14811294630F65483B768_negatedLabel_en-US" xlink:label="lab_us-gaap_EquitySecuritiesFvNiUnrealizedGainLoss_8BADEEF234D14811294630F65483B768" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Loss recognized on statement of income</link:label>
    <link:label id="lab_us-gaap_EquitySecuritiesFvNiUnrealizedGainLoss_8BADEEF234D14811294630F65483B768_label_en-US" xlink:label="lab_us-gaap_EquitySecuritiesFvNiUnrealizedGainLoss_8BADEEF234D14811294630F65483B768" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Equity Securities, FV-NI, Unrealized Gain (Loss)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EquitySecuritiesFvNiUnrealizedGainLoss" xlink:label="loc_us-gaap_EquitySecuritiesFvNiUnrealizedGainLoss_8BADEEF234D14811294630F65483B768" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EquitySecuritiesFvNiUnrealizedGainLoss_8BADEEF234D14811294630F65483B768" xlink:to="lab_us-gaap_EquitySecuritiesFvNiUnrealizedGainLoss_8BADEEF234D14811294630F65483B768" xlink:type="arc" />
    <link:label id="lab_us-gaap_MarketableSecurities_D3F377AA841D5B4DA5DA30F654837456_terseLabel_en-US" xlink:label="lab_us-gaap_MarketableSecurities_D3F377AA841D5B4DA5DA30F654837456" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Marketable securities</link:label>
    <link:label id="lab_us-gaap_MarketableSecurities_D3F377AA841D5B4DA5DA30F654837456_label_en-US" xlink:label="lab_us-gaap_MarketableSecurities_D3F377AA841D5B4DA5DA30F654837456" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Marketable Securities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_MarketableSecurities" xlink:label="loc_us-gaap_MarketableSecurities_D3F377AA841D5B4DA5DA30F654837456" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MarketableSecurities_D3F377AA841D5B4DA5DA30F654837456" xlink:to="lab_us-gaap_MarketableSecurities_D3F377AA841D5B4DA5DA30F654837456" xlink:type="arc" />
    <link:label id="lab_us-gaap_PropertyPlantAndEquipmentUsefulLife_6DAF5C817B983BBB2FC430F65483B9B3_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentUsefulLife_6DAF5C817B983BBB2FC430F65483B9B3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Useful life</link:label>
    <link:label id="lab_us-gaap_PropertyPlantAndEquipmentUsefulLife_6DAF5C817B983BBB2FC430F65483B9B3_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentUsefulLife_6DAF5C817B983BBB2FC430F65483B9B3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Property, Plant and Equipment, Useful Life</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentUsefulLife" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentUsefulLife_6DAF5C817B983BBB2FC430F65483B9B3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentUsefulLife_6DAF5C817B983BBB2FC430F65483B9B3" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentUsefulLife_6DAF5C817B983BBB2FC430F65483B9B3" xlink:type="arc" />
    <link:label id="lab_us-gaap_NumberOfReportingUnits_393E0E3CD4C00795D32830F65483ABFA_terseLabel_en-US" xlink:label="lab_us-gaap_NumberOfReportingUnits_393E0E3CD4C00795D32830F65483ABFA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Number of reporting units</link:label>
    <link:label id="lab_us-gaap_NumberOfReportingUnits_393E0E3CD4C00795D32830F65483ABFA_label_en-US" xlink:label="lab_us-gaap_NumberOfReportingUnits_393E0E3CD4C00795D32830F65483ABFA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Number of Reporting Units</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NumberOfReportingUnits" xlink:label="loc_us-gaap_NumberOfReportingUnits_393E0E3CD4C00795D32830F65483ABFA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NumberOfReportingUnits_393E0E3CD4C00795D32830F65483ABFA" xlink:to="lab_us-gaap_NumberOfReportingUnits_393E0E3CD4C00795D32830F65483ABFA" xlink:type="arc" />
    <link:label id="lab_lfus_ExcessOfFairValueOverCarryingValueOfInvestedCapital_62E2A0730061B6305CA430F65484E3AA_terseLabel_en-US" xlink:label="lab_lfus_ExcessOfFairValueOverCarryingValueOfInvestedCapital_62E2A0730061B6305CA430F65484E3AA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Excess fair value over carrying value</link:label>
    <link:label id="lab_lfus_ExcessOfFairValueOverCarryingValueOfInvestedCapital_62E2A0730061B6305CA430F65484E3AA_label_en-US" xlink:label="lab_lfus_ExcessOfFairValueOverCarryingValueOfInvestedCapital_62E2A0730061B6305CA430F65484E3AA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Excess Of Fair Value Over Carrying Value Of Invested Capital</link:label>
    <link:label id="lab_lfus_ExcessOfFairValueOverCarryingValueOfInvestedCapital_62E2A0730061B6305CA430F65484E3AA_documentation_en-US" xlink:label="lab_lfus_ExcessOfFairValueOverCarryingValueOfInvestedCapital_62E2A0730061B6305CA430F65484E3AA" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Excess Of Fair Value Over Carrying Value Of Invested Capital</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_ExcessOfFairValueOverCarryingValueOfInvestedCapital" xlink:label="loc_lfus_ExcessOfFairValueOverCarryingValueOfInvestedCapital_62E2A0730061B6305CA430F65484E3AA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_ExcessOfFairValueOverCarryingValueOfInvestedCapital_62E2A0730061B6305CA430F65484E3AA" xlink:to="lab_lfus_ExcessOfFairValueOverCarryingValueOfInvestedCapital_62E2A0730061B6305CA430F65484E3AA" xlink:type="arc" />
    <link:label id="lab_us-gaap_AdvertisingExpense_A47BE56DA954389A31DB30F65484620C_terseLabel_en-US" xlink:label="lab_us-gaap_AdvertisingExpense_A47BE56DA954389A31DB30F65484620C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Advertising expense</link:label>
    <link:label id="lab_us-gaap_AdvertisingExpense_A47BE56DA954389A31DB30F65484620C_label_en-US" xlink:label="lab_us-gaap_AdvertisingExpense_A47BE56DA954389A31DB30F65484620C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Advertising Expense</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AdvertisingExpense" xlink:label="loc_us-gaap_AdvertisingExpense_A47BE56DA954389A31DB30F65484620C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AdvertisingExpense_A47BE56DA954389A31DB30F65484620C" xlink:to="lab_us-gaap_AdvertisingExpense_A47BE56DA954389A31DB30F65484620C" xlink:type="arc" />
    <link:label id="lab_lfus_ShippingandHandlingFeesandCosts_AFFA39D73D6127159C6B30F654842B2B_terseLabel_en-US" xlink:label="lab_lfus_ShippingandHandlingFeesandCosts_AFFA39D73D6127159C6B30F654842B2B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Shipping and handling fees and costs</link:label>
    <link:label id="lab_lfus_ShippingandHandlingFeesandCosts_AFFA39D73D6127159C6B30F654842B2B_label_en-US" xlink:label="lab_lfus_ShippingandHandlingFeesandCosts_AFFA39D73D6127159C6B30F654842B2B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Shipping and Handling Fees and Costs</link:label>
    <link:label id="lab_lfus_ShippingandHandlingFeesandCosts_AFFA39D73D6127159C6B30F654842B2B_documentation_en-US" xlink:label="lab_lfus_ShippingandHandlingFeesandCosts_AFFA39D73D6127159C6B30F654842B2B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Shipping and Handling Fees and Costs</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_ShippingandHandlingFeesandCosts" xlink:label="loc_lfus_ShippingandHandlingFeesandCosts_AFFA39D73D6127159C6B30F654842B2B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_ShippingandHandlingFeesandCosts_AFFA39D73D6127159C6B30F654842B2B" xlink:to="lab_lfus_ShippingandHandlingFeesandCosts_AFFA39D73D6127159C6B30F654842B2B" xlink:type="arc" />
    <link:label id="lab_us-gaap_LossContingencyAccrualCarryingValueNoncurrent_95CF88742BCFDBB03C6830F65484BF03_terseLabel_en-US" xlink:label="lab_us-gaap_LossContingencyAccrualCarryingValueNoncurrent_95CF88742BCFDBB03C6830F65484BF03" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Loss contingency accrual</link:label>
    <link:label id="lab_us-gaap_LossContingencyAccrualCarryingValueNoncurrent_95CF88742BCFDBB03C6830F65484BF03_label_en-US" xlink:label="lab_us-gaap_LossContingencyAccrualCarryingValueNoncurrent_95CF88742BCFDBB03C6830F65484BF03" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Loss Contingency, Accrual, Noncurrent</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LossContingencyAccrualCarryingValueNoncurrent" xlink:label="loc_us-gaap_LossContingencyAccrualCarryingValueNoncurrent_95CF88742BCFDBB03C6830F65484BF03" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LossContingencyAccrualCarryingValueNoncurrent_95CF88742BCFDBB03C6830F65484BF03" xlink:to="lab_us-gaap_LossContingencyAccrualCarryingValueNoncurrent_95CF88742BCFDBB03C6830F65484BF03" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeTaxExpenseBenefitContinuingOperationsAdjustmentOfDeferredTaxAssetLiability_E5CFFA7EE7EC98B52E7330F654852D26_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxExpenseBenefitContinuingOperationsAdjustmentOfDeferredTaxAssetLiability_E5CFFA7EE7EC98B52E7330F654852D26" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Provisional estimate of Tax Act</link:label>
    <link:label id="lab_us-gaap_IncomeTaxExpenseBenefitContinuingOperationsAdjustmentOfDeferredTaxAssetLiability_E5CFFA7EE7EC98B52E7330F654852D26_label_en-US" xlink:label="lab_us-gaap_IncomeTaxExpenseBenefitContinuingOperationsAdjustmentOfDeferredTaxAssetLiability_E5CFFA7EE7EC98B52E7330F654852D26" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Tax Expense (Benefit), Continuing Operations, Adjustment of Deferred Tax (Asset) Liability</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxExpenseBenefitContinuingOperationsAdjustmentOfDeferredTaxAssetLiability" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefitContinuingOperationsAdjustmentOfDeferredTaxAssetLiability_E5CFFA7EE7EC98B52E7330F654852D26" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefitContinuingOperationsAdjustmentOfDeferredTaxAssetLiability_E5CFFA7EE7EC98B52E7330F654852D26" xlink:to="lab_us-gaap_IncomeTaxExpenseBenefitContinuingOperationsAdjustmentOfDeferredTaxAssetLiability_E5CFFA7EE7EC98B52E7330F654852D26" xlink:type="arc" />
    <link:label id="lab_lfus_IncomeTaxExpenseBenefitContinuingOperationsAdjustmentOfDeferredTaxAssetLiabilityTollCharge_39809CB6B6F83556C28C30F65485B05A_terseLabel_en-US" xlink:label="lab_lfus_IncomeTaxExpenseBenefitContinuingOperationsAdjustmentOfDeferredTaxAssetLiabilityTollCharge_39809CB6B6F83556C28C30F65485B05A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Preliminary estimate of toll charge</link:label>
    <link:label id="lab_lfus_IncomeTaxExpenseBenefitContinuingOperationsAdjustmentOfDeferredTaxAssetLiabilityTollCharge_39809CB6B6F83556C28C30F65485B05A_label_en-US" xlink:label="lab_lfus_IncomeTaxExpenseBenefitContinuingOperationsAdjustmentOfDeferredTaxAssetLiabilityTollCharge_39809CB6B6F83556C28C30F65485B05A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Tax Expense Benefit Continuing Operations Adjustment Of Deferred Tax Asset Liability, Toll Charge</link:label>
    <link:label id="lab_lfus_IncomeTaxExpenseBenefitContinuingOperationsAdjustmentOfDeferredTaxAssetLiabilityTollCharge_39809CB6B6F83556C28C30F65485B05A_documentation_en-US" xlink:label="lab_lfus_IncomeTaxExpenseBenefitContinuingOperationsAdjustmentOfDeferredTaxAssetLiabilityTollCharge_39809CB6B6F83556C28C30F65485B05A" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Amount of income tax expense (benefit) from continuing operations attributable to an adjustment of a deferred tax liability or asset for enacted changes in tax laws or rates or a change in the tax status of the entity referred as Toll charge.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_IncomeTaxExpenseBenefitContinuingOperationsAdjustmentOfDeferredTaxAssetLiabilityTollCharge" xlink:label="loc_lfus_IncomeTaxExpenseBenefitContinuingOperationsAdjustmentOfDeferredTaxAssetLiabilityTollCharge_39809CB6B6F83556C28C30F65485B05A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_IncomeTaxExpenseBenefitContinuingOperationsAdjustmentOfDeferredTaxAssetLiabilityTollCharge_39809CB6B6F83556C28C30F65485B05A" xlink:to="lab_lfus_IncomeTaxExpenseBenefitContinuingOperationsAdjustmentOfDeferredTaxAssetLiabilityTollCharge_39809CB6B6F83556C28C30F65485B05A" xlink:type="arc" />
    <link:label id="lab_lfus_IncomeTaxExpenseBenefitContinuingOperationsAdjustmentOfDeferredTaxAssetLiabilityOtherThanTollCharge_60CA7A06FA0D9405E02E30F654851343_negatedLabel_en-US" xlink:label="lab_lfus_IncomeTaxExpenseBenefitContinuingOperationsAdjustmentOfDeferredTaxAssetLiabilityOtherThanTollCharge_60CA7A06FA0D9405E02E30F654851343" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Other net tax benefits</link:label>
    <link:label id="lab_lfus_IncomeTaxExpenseBenefitContinuingOperationsAdjustmentOfDeferredTaxAssetLiabilityOtherThanTollCharge_60CA7A06FA0D9405E02E30F654851343_label_en-US" xlink:label="lab_lfus_IncomeTaxExpenseBenefitContinuingOperationsAdjustmentOfDeferredTaxAssetLiabilityOtherThanTollCharge_60CA7A06FA0D9405E02E30F654851343" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Tax Expense Benefit Continuing Operations Adjustment Of Deferred Tax Asset Liability, Other Than Toll Charge</link:label>
    <link:label id="lab_lfus_IncomeTaxExpenseBenefitContinuingOperationsAdjustmentOfDeferredTaxAssetLiabilityOtherThanTollCharge_60CA7A06FA0D9405E02E30F654851343_documentation_en-US" xlink:label="lab_lfus_IncomeTaxExpenseBenefitContinuingOperationsAdjustmentOfDeferredTaxAssetLiabilityOtherThanTollCharge_60CA7A06FA0D9405E02E30F654851343" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Amount of income tax expense (benefit) from continuing operations attributable to an adjustment of a deferred tax liability or asset for enacted changes in tax laws or rates or a change in the tax status of the entity referred as other than Toll charge.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_IncomeTaxExpenseBenefitContinuingOperationsAdjustmentOfDeferredTaxAssetLiabilityOtherThanTollCharge" xlink:label="loc_lfus_IncomeTaxExpenseBenefitContinuingOperationsAdjustmentOfDeferredTaxAssetLiabilityOtherThanTollCharge_60CA7A06FA0D9405E02E30F654851343" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_IncomeTaxExpenseBenefitContinuingOperationsAdjustmentOfDeferredTaxAssetLiabilityOtherThanTollCharge_60CA7A06FA0D9405E02E30F654851343" xlink:to="lab_lfus_IncomeTaxExpenseBenefitContinuingOperationsAdjustmentOfDeferredTaxAssetLiabilityOtherThanTollCharge_60CA7A06FA0D9405E02E30F654851343" xlink:type="arc" />
    <link:label id="lab_lfus_IncomeTaxExpenseBenefitContinuingOperationsAdjustmentOfDeferredTaxAssetLiabilityTollChargeNoncurrent_8FD5FFABBB6294796CA130F654858A54_terseLabel_en-US" xlink:label="lab_lfus_IncomeTaxExpenseBenefitContinuingOperationsAdjustmentOfDeferredTaxAssetLiabilityTollChargeNoncurrent_8FD5FFABBB6294796CA130F654858A54" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Toll charge, noncurrent</link:label>
    <link:label id="lab_lfus_IncomeTaxExpenseBenefitContinuingOperationsAdjustmentOfDeferredTaxAssetLiabilityTollChargeNoncurrent_8FD5FFABBB6294796CA130F654858A54_label_en-US" xlink:label="lab_lfus_IncomeTaxExpenseBenefitContinuingOperationsAdjustmentOfDeferredTaxAssetLiabilityTollChargeNoncurrent_8FD5FFABBB6294796CA130F654858A54" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Tax Expense Benefit Continuing Operations Adjustment Of Deferred Tax Asset Liability, Toll Charge, Noncurrent</link:label>
    <link:label id="lab_lfus_IncomeTaxExpenseBenefitContinuingOperationsAdjustmentOfDeferredTaxAssetLiabilityTollChargeNoncurrent_8FD5FFABBB6294796CA130F654858A54_documentation_en-US" xlink:label="lab_lfus_IncomeTaxExpenseBenefitContinuingOperationsAdjustmentOfDeferredTaxAssetLiabilityTollChargeNoncurrent_8FD5FFABBB6294796CA130F654858A54" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">The noncurrent amount of income tax expense (benefit) from continuing operations attributable to an adjustment of a deferred tax liability or asset for enacted changes in tax laws or rates or a change in the tax status of the entity referred as Toll charge.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_IncomeTaxExpenseBenefitContinuingOperationsAdjustmentOfDeferredTaxAssetLiabilityTollChargeNoncurrent" xlink:label="loc_lfus_IncomeTaxExpenseBenefitContinuingOperationsAdjustmentOfDeferredTaxAssetLiabilityTollChargeNoncurrent_8FD5FFABBB6294796CA130F654858A54" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_IncomeTaxExpenseBenefitContinuingOperationsAdjustmentOfDeferredTaxAssetLiabilityTollChargeNoncurrent_8FD5FFABBB6294796CA130F654858A54" xlink:to="lab_lfus_IncomeTaxExpenseBenefitContinuingOperationsAdjustmentOfDeferredTaxAssetLiabilityTollChargeNoncurrent_8FD5FFABBB6294796CA130F654858A54" xlink:type="arc" />
    <link:label id="lab_lfus_IncomeTaxExpenseBenefitContinuingOperationsAdjustmentofDeferredTaxAssetLiabilityTollChargeCurrent_438A2EFD30937BB1CA9030F654850DE2_negatedTerseLabel_en-US" xlink:label="lab_lfus_IncomeTaxExpenseBenefitContinuingOperationsAdjustmentofDeferredTaxAssetLiabilityTollChargeCurrent_438A2EFD30937BB1CA9030F654850DE2" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Toll charge, current</link:label>
    <link:label id="lab_lfus_IncomeTaxExpenseBenefitContinuingOperationsAdjustmentofDeferredTaxAssetLiabilityTollChargeCurrent_438A2EFD30937BB1CA9030F654850DE2_label_en-US" xlink:label="lab_lfus_IncomeTaxExpenseBenefitContinuingOperationsAdjustmentofDeferredTaxAssetLiabilityTollChargeCurrent_438A2EFD30937BB1CA9030F654850DE2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Tax Expense (Benefit) Continuing Operations Adjustment of Deferred Tax (Asset) Liability, Toll Charge, Current</link:label>
    <link:label id="lab_lfus_IncomeTaxExpenseBenefitContinuingOperationsAdjustmentofDeferredTaxAssetLiabilityTollChargeCurrent_438A2EFD30937BB1CA9030F654850DE2_documentation_en-US" xlink:label="lab_lfus_IncomeTaxExpenseBenefitContinuingOperationsAdjustmentofDeferredTaxAssetLiabilityTollChargeCurrent_438A2EFD30937BB1CA9030F654850DE2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Income Tax Expense Benefit Continuing Operations Adjustment of Deferred Tax Asset Liability, Toll Charge, Current</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_IncomeTaxExpenseBenefitContinuingOperationsAdjustmentofDeferredTaxAssetLiabilityTollChargeCurrent" xlink:label="loc_lfus_IncomeTaxExpenseBenefitContinuingOperationsAdjustmentofDeferredTaxAssetLiabilityTollChargeCurrent_438A2EFD30937BB1CA9030F654850DE2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_IncomeTaxExpenseBenefitContinuingOperationsAdjustmentofDeferredTaxAssetLiabilityTollChargeCurrent_438A2EFD30937BB1CA9030F654850DE2" xlink:to="lab_lfus_IncomeTaxExpenseBenefitContinuingOperationsAdjustmentofDeferredTaxAssetLiabilityTollChargeCurrent_438A2EFD30937BB1CA9030F654850DE2" xlink:type="arc" />
    <link:label id="lab_us-gaap_OperatingLeaseLiability_1DBF0DE060658961A31730F65486EE15_verboseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeaseLiability_1DBF0DE060658961A31730F65486EE15" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Operating lease liability</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseLiability" xlink:label="loc_us-gaap_OperatingLeaseLiability_1DBF0DE060658961A31730F65486EE15" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeaseLiability_1DBF0DE060658961A31730F65486EE15" xlink:to="lab_us-gaap_OperatingLeaseLiability_1DBF0DE060658961A31730F65486EE15" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember_F04A68A67BF2C80DF9FE5B6669CCDE93_terseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember_F04A68A67BF2C80DF9FE5B6669CCDE93" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Defined benefit pension plan and other adjustments</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccumulatedDefinedBenefitPlansAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember" xlink:label="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember_F04A68A67BF2C80DF9FE5B6669CCDE93" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember_F04A68A67BF2C80DF9FE5B6669CCDE93" xlink:to="lab_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember_F04A68A67BF2C80DF9FE5B6669CCDE93" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccumulatedNetInvestmentGainLossIncludingPortionAttributableToNoncontrollingInterestMember_EC4ED469D688174464155B6669CCEA19_terseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedNetInvestmentGainLossIncludingPortionAttributableToNoncontrollingInterestMember_EC4ED469D688174464155B6669CCEA19" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Unrealized loss on investments</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccumulatedNetInvestmentGainLossIncludingPortionAttributableToNoncontrollingInterestMember" xlink:label="loc_us-gaap_AccumulatedNetInvestmentGainLossIncludingPortionAttributableToNoncontrollingInterestMember_EC4ED469D688174464155B6669CCEA19" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccumulatedNetInvestmentGainLossIncludingPortionAttributableToNoncontrollingInterestMember_EC4ED469D688174464155B6669CCEA19" xlink:to="lab_us-gaap_AccumulatedNetInvestmentGainLossIncludingPortionAttributableToNoncontrollingInterestMember_EC4ED469D688174464155B6669CCEA19" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccumulatedForeignCurrencyAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember_D8352BC3E3D875A5936D5B6669CC25BE_terseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedForeignCurrencyAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember_D8352BC3E3D875A5936D5B6669CC25BE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Foreign currency translation adjustments</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccumulatedForeignCurrencyAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember" xlink:label="loc_us-gaap_AccumulatedForeignCurrencyAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember_D8352BC3E3D875A5936D5B6669CC25BE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccumulatedForeignCurrencyAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember_D8352BC3E3D875A5936D5B6669CC25BE" xlink:to="lab_us-gaap_AccumulatedForeignCurrencyAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember_D8352BC3E3D875A5936D5B6669CC25BE" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_9F392BD38815BFF0E31E5B6669D09188_terseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_9F392BD38815BFF0E31E5B6669D09188" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss) [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_9F392BD38815BFF0E31E5B6669D09188" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_9F392BD38815BFF0E31E5B6669D09188" xlink:to="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_9F392BD38815BFF0E31E5B6669D09188" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossBeforeTax_D9C8D51B41FDE0D2CE565B6669D0750F_terseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossBeforeTax_D9C8D51B41FDE0D2CE565B6669D0750F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Pre-tax</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossBeforeTax_D9C8D51B41FDE0D2CE565B6669D0750F_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossBeforeTax_D9C8D51B41FDE0D2CE565B6669D0750F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), before Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossBeforeTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossBeforeTax_D9C8D51B41FDE0D2CE565B6669D0750F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossBeforeTax_D9C8D51B41FDE0D2CE565B6669D0750F" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLossBeforeTax_D9C8D51B41FDE0D2CE565B6669D0750F" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossTax_5DDBA2C490B26004726F5B6669D0DB47_terseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossTax_5DDBA2C490B26004726F5B6669D0DB47" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Tax</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossTax_5DDBA2C490B26004726F5B6669D0DB47_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossTax_5DDBA2C490B26004726F5B6669D0DB47" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossTax_5DDBA2C490B26004726F5B6669D0DB47" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossTax_5DDBA2C490B26004726F5B6669D0DB47" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLossTax_5DDBA2C490B26004726F5B6669D0DB47" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTax_E94090350586D77184795B6669D0A853_totalLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTax_E94090350586D77184795B6669D0A853" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Net of tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_E94090350586D77184795B6669D0A853" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_E94090350586D77184795B6669D0A853" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTax_E94090350586D77184795B6669D0A853" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCostAbstract_6A520B5EC00953E28489FC50CA3EB602_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCostAbstract_6A520B5EC00953E28489FC50CA3EB602" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Components of net periodic benefit cost:</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCostAbstract_6A520B5EC00953E28489FC50CA3EB602_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCostAbstract_6A520B5EC00953E28489FC50CA3EB602" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Net Periodic Benefit Cost (Credit) [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanNetPeriodicBenefitCostAbstract" xlink:label="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCostAbstract_6A520B5EC00953E28489FC50CA3EB602" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCostAbstract_6A520B5EC00953E28489FC50CA3EB602" xlink:to="lab_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCostAbstract_6A520B5EC00953E28489FC50CA3EB602" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanServiceCost_8FA64EC910051198160DFC50CA3F87BD_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanServiceCost_8FA64EC910051198160DFC50CA3F87BD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Service cost</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanServiceCost_8FA64EC910051198160DFC50CA3F87BD_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanServiceCost_8FA64EC910051198160DFC50CA3F87BD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Service Cost</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanServiceCost" xlink:label="loc_us-gaap_DefinedBenefitPlanServiceCost_8FA64EC910051198160DFC50CA3F87BD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanServiceCost_8FA64EC910051198160DFC50CA3F87BD" xlink:to="lab_us-gaap_DefinedBenefitPlanServiceCost_8FA64EC910051198160DFC50CA3F87BD" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanInterestCost_9F898A37BA6860827075FC50CA3F6884_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanInterestCost_9F898A37BA6860827075FC50CA3F6884" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Interest cost</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanInterestCost_9F898A37BA6860827075FC50CA3F6884_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanInterestCost_9F898A37BA6860827075FC50CA3F6884" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Interest Cost</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanInterestCost" xlink:label="loc_us-gaap_DefinedBenefitPlanInterestCost_9F898A37BA6860827075FC50CA3F6884" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanInterestCost_9F898A37BA6860827075FC50CA3F6884" xlink:to="lab_us-gaap_DefinedBenefitPlanInterestCost_9F898A37BA6860827075FC50CA3F6884" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets_3D75205A638ADEB00505FC50CA3FC6D8_negatedLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets_3D75205A638ADEB00505FC50CA3FC6D8" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Expected return on plan assets</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets_3D75205A638ADEB00505FC50CA3FC6D8_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets_3D75205A638ADEB00505FC50CA3FC6D8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Expected Return (Loss) on Plan Assets</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets" xlink:label="loc_us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets_3D75205A638ADEB00505FC50CA3FC6D8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets_3D75205A638ADEB00505FC50CA3FC6D8" xlink:to="lab_us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets_3D75205A638ADEB00505FC50CA3FC6D8" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses_F05CA05E9DB50C3CCA84FC50CA3F167D_negatedLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses_F05CA05E9DB50C3CCA84FC50CA3F167D" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Amortization of prior service and net actuarial loss</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses" xlink:label="loc_us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses_F05CA05E9DB50C3CCA84FC50CA3F167D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses_F05CA05E9DB50C3CCA84FC50CA3F167D" xlink:to="lab_us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses_F05CA05E9DB50C3CCA84FC50CA3F167D" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_548043230FEBDDECD9EFFC50CA40DCA1_totalLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_548043230FEBDDECD9EFFC50CA40DCA1" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Net periodic benefit cost</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_548043230FEBDDECD9EFFC50CA40DCA1_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_548043230FEBDDECD9EFFC50CA40DCA1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Net Periodic Benefit Cost (Credit)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost" xlink:label="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_548043230FEBDDECD9EFFC50CA40DCA1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_548043230FEBDDECD9EFFC50CA40DCA1" xlink:to="lab_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_548043230FEBDDECD9EFFC50CA40DCA1" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanRecognizedNetGainLossDueToSettlementsAndCurtailments1_6D7C8DE257313301EA15FC50CA40B2F1_negatedLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanRecognizedNetGainLossDueToSettlementsAndCurtailments1_6D7C8DE257313301EA15FC50CA40B2F1" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Settlement loss / curtailment (gain)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanRecognizedNetGainLossDueToSettlementsAndCurtailments1" xlink:label="loc_us-gaap_DefinedBenefitPlanRecognizedNetGainLossDueToSettlementsAndCurtailments1_6D7C8DE257313301EA15FC50CA40B2F1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanRecognizedNetGainLossDueToSettlementsAndCurtailments1_6D7C8DE257313301EA15FC50CA40B2F1" xlink:to="lab_us-gaap_DefinedBenefitPlanRecognizedNetGainLossDueToSettlementsAndCurtailments1_6D7C8DE257313301EA15FC50CA40B2F1" xlink:type="arc" />
    <link:label id="lab_us-gaap_PensionExpense_A082A7247FC3578E6723FC50CA40A837_totalLabel_en-US" xlink:label="lab_us-gaap_PensionExpense_A082A7247FC3578E6723FC50CA40A837" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total expense for the year</link:label>
    <link:label id="lab_us-gaap_PensionExpense_A082A7247FC3578E6723FC50CA40A837_label_en-US" xlink:label="lab_us-gaap_PensionExpense_A082A7247FC3578E6723FC50CA40A837" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Pension Cost (Reversal of Cost)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PensionExpense" xlink:label="loc_us-gaap_PensionExpense_A082A7247FC3578E6723FC50CA40A837" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PensionExpense_A082A7247FC3578E6723FC50CA40A837" xlink:to="lab_us-gaap_PensionExpense_A082A7247FC3578E6723FC50CA40A837" xlink:type="arc" />
    <link:label id="lab_us-gaap_PayablesAndAccrualsAbstract_07D58160316F1CE92C64CD26ACDF2939_label_en-US" xlink:label="lab_us-gaap_PayablesAndAccrualsAbstract_07D58160316F1CE92C64CD26ACDF2939" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Payables and Accruals [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PayablesAndAccrualsAbstract" xlink:label="loc_us-gaap_PayablesAndAccrualsAbstract_07D58160316F1CE92C64CD26ACDF2939" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PayablesAndAccrualsAbstract_07D58160316F1CE92C64CD26ACDF2939" xlink:to="lab_us-gaap_PayablesAndAccrualsAbstract_07D58160316F1CE92C64CD26ACDF2939" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccountsPayableAndAccruedLiabilitiesDisclosureTextBlock_6D3A09163E6B3C474694CD26ACDF2E1E_terseLabel_en-US" xlink:label="lab_us-gaap_AccountsPayableAndAccruedLiabilitiesDisclosureTextBlock_6D3A09163E6B3C474694CD26ACDF2E1E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accrued Liabilities</link:label>
    <link:label id="lab_us-gaap_AccountsPayableAndAccruedLiabilitiesDisclosureTextBlock_6D3A09163E6B3C474694CD26ACDF2E1E_label_en-US" xlink:label="lab_us-gaap_AccountsPayableAndAccruedLiabilitiesDisclosureTextBlock_6D3A09163E6B3C474694CD26ACDF2E1E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accounts Payable and Accrued Liabilities Disclosure [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccountsPayableAndAccruedLiabilitiesDisclosureTextBlock" xlink:label="loc_us-gaap_AccountsPayableAndAccruedLiabilitiesDisclosureTextBlock_6D3A09163E6B3C474694CD26ACDF2E1E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccountsPayableAndAccruedLiabilitiesDisclosureTextBlock_6D3A09163E6B3C474694CD26ACDF2E1E" xlink:to="lab_us-gaap_AccountsPayableAndAccruedLiabilitiesDisclosureTextBlock_6D3A09163E6B3C474694CD26ACDF2E1E" xlink:type="arc" />
    <link:label id="lab_us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_AD0CD4070F341EA0F2AACD26AD8B0088_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_AD0CD4070F341EA0F2AACD26AD8B0088" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Property, Plant, and Equipment</link:label>
    <link:label id="lab_us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_AD0CD4070F341EA0F2AACD26AD8B0088_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_AD0CD4070F341EA0F2AACD26AD8B0088" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Property, Plant and Equipment Disclosure [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_AD0CD4070F341EA0F2AACD26AD8B0088" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_AD0CD4070F341EA0F2AACD26AD8B0088" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_AD0CD4070F341EA0F2AACD26AD8B0088" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedContributionPlanTable_1DF9DCDC66470B3688C3CD26AE4720D2_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedContributionPlanTable_1DF9DCDC66470B3688C3CD26AE4720D2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Defined Contribution Plan [Table]</link:label>
    <link:label id="lab_us-gaap_DefinedContributionPlanTable_1DF9DCDC66470B3688C3CD26AE4720D2_label_en-US" xlink:label="lab_us-gaap_DefinedContributionPlanTable_1DF9DCDC66470B3688C3CD26AE4720D2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Contribution Plan [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedContributionPlanTable" xlink:label="loc_us-gaap_DefinedContributionPlanTable_1DF9DCDC66470B3688C3CD26AE4720D2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedContributionPlanTable_1DF9DCDC66470B3688C3CD26AE4720D2" xlink:to="lab_us-gaap_DefinedContributionPlanTable_1DF9DCDC66470B3688C3CD26AE4720D2" xlink:type="arc" />
    <link:label id="lab_lfus_OtherLongtermLiabilitiesMember_79DD35785F0F9CEB1386CD26AE471415_terseLabel_en-US" xlink:label="lab_lfus_OtherLongtermLiabilitiesMember_79DD35785F0F9CEB1386CD26AE471415" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other Long-term Liabilities</link:label>
    <link:label id="lab_lfus_OtherLongtermLiabilitiesMember_79DD35785F0F9CEB1386CD26AE471415_label_en-US" xlink:label="lab_lfus_OtherLongtermLiabilitiesMember_79DD35785F0F9CEB1386CD26AE471415" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Long-term Liabilities [Member]</link:label>
    <link:label id="lab_lfus_OtherLongtermLiabilitiesMember_79DD35785F0F9CEB1386CD26AE471415_documentation_en-US" xlink:label="lab_lfus_OtherLongtermLiabilitiesMember_79DD35785F0F9CEB1386CD26AE471415" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Related to other long-term liabilities in the balance sheet.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_OtherLongtermLiabilitiesMember" xlink:label="loc_lfus_OtherLongtermLiabilitiesMember_79DD35785F0F9CEB1386CD26AE471415" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_OtherLongtermLiabilitiesMember_79DD35785F0F9CEB1386CD26AE471415" xlink:to="lab_lfus_OtherLongtermLiabilitiesMember_79DD35785F0F9CEB1386CD26AE471415" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherAssetsMember_C1CB562562D2319D22EACD26AE47EF09_terseLabel_en-US" xlink:label="lab_us-gaap_OtherAssetsMember_C1CB562562D2319D22EACD26AE47EF09" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other Assets</link:label>
    <link:label id="lab_us-gaap_OtherAssetsMember_C1CB562562D2319D22EACD26AE47EF09_label_en-US" xlink:label="lab_us-gaap_OtherAssetsMember_C1CB562562D2319D22EACD26AE47EF09" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Assets [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherAssetsMember" xlink:label="loc_us-gaap_OtherAssetsMember_C1CB562562D2319D22EACD26AE47EF09" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherAssetsMember_C1CB562562D2319D22EACD26AE47EF09" xlink:to="lab_us-gaap_OtherAssetsMember_C1CB562562D2319D22EACD26AE47EF09" xlink:type="arc" />
    <link:label id="lab_us-gaap_RetirementPlanTypeAxis_9F1051388FE65735681DCD26AE4734BD_terseLabel_en-US" xlink:label="lab_us-gaap_RetirementPlanTypeAxis_9F1051388FE65735681DCD26AE4734BD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Retirement Plan Type [Axis]</link:label>
    <link:label id="lab_us-gaap_RetirementPlanTypeAxis_9F1051388FE65735681DCD26AE4734BD_label_en-US" xlink:label="lab_us-gaap_RetirementPlanTypeAxis_9F1051388FE65735681DCD26AE4734BD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Retirement Plan Type [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RetirementPlanTypeAxis" xlink:label="loc_us-gaap_RetirementPlanTypeAxis_9F1051388FE65735681DCD26AE4734BD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RetirementPlanTypeAxis_9F1051388FE65735681DCD26AE4734BD" xlink:to="lab_us-gaap_RetirementPlanTypeAxis_9F1051388FE65735681DCD26AE4734BD" xlink:type="arc" />
    <link:label id="lab_us-gaap_RetirementPlanTypeDomain_B36D554960D7A149D5B6CD26AE4770CC_terseLabel_en-US" xlink:label="lab_us-gaap_RetirementPlanTypeDomain_B36D554960D7A149D5B6CD26AE4770CC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Retirement Plan Type [Domain]</link:label>
    <link:label id="lab_us-gaap_RetirementPlanTypeDomain_B36D554960D7A149D5B6CD26AE4770CC_label_en-US" xlink:label="lab_us-gaap_RetirementPlanTypeDomain_B36D554960D7A149D5B6CD26AE4770CC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Retirement Plan Type [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RetirementPlanTypeDomain" xlink:label="loc_us-gaap_RetirementPlanTypeDomain_B36D554960D7A149D5B6CD26AE4770CC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RetirementPlanTypeDomain_B36D554960D7A149D5B6CD26AE4770CC" xlink:to="lab_us-gaap_RetirementPlanTypeDomain_B36D554960D7A149D5B6CD26AE4770CC" xlink:type="arc" />
    <link:label id="lab_us-gaap_SupplementalEmployeeRetirementPlanDefinedBenefitMember_7C74B2D4F9CB7A58B3B2CD26AE47F2B5_terseLabel_en-US" xlink:label="lab_us-gaap_SupplementalEmployeeRetirementPlanDefinedBenefitMember_7C74B2D4F9CB7A58B3B2CD26AE47F2B5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Supplemental Employee Retirement Plan</link:label>
    <link:label id="lab_us-gaap_SupplementalEmployeeRetirementPlanDefinedBenefitMember_7C74B2D4F9CB7A58B3B2CD26AE47F2B5_label_en-US" xlink:label="lab_us-gaap_SupplementalEmployeeRetirementPlanDefinedBenefitMember_7C74B2D4F9CB7A58B3B2CD26AE47F2B5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Supplemental Employee Retirement Plan [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SupplementalEmployeeRetirementPlanDefinedBenefitMember" xlink:label="loc_us-gaap_SupplementalEmployeeRetirementPlanDefinedBenefitMember_7C74B2D4F9CB7A58B3B2CD26AE47F2B5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SupplementalEmployeeRetirementPlanDefinedBenefitMember_7C74B2D4F9CB7A58B3B2CD26AE47F2B5" xlink:to="lab_us-gaap_SupplementalEmployeeRetirementPlanDefinedBenefitMember_7C74B2D4F9CB7A58B3B2CD26AE47F2B5" xlink:type="arc" />
    <link:label id="lab_us-gaap_RetirementPlanNameAxis_726E70EDBF5FA5B23804CD26AE4753D9_terseLabel_en-US" xlink:label="lab_us-gaap_RetirementPlanNameAxis_726E70EDBF5FA5B23804CD26AE4753D9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Retirement Plan Name [Axis]</link:label>
    <link:label id="lab_us-gaap_RetirementPlanNameAxis_726E70EDBF5FA5B23804CD26AE4753D9_label_en-US" xlink:label="lab_us-gaap_RetirementPlanNameAxis_726E70EDBF5FA5B23804CD26AE4753D9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Retirement Plan Name [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RetirementPlanNameAxis" xlink:label="loc_us-gaap_RetirementPlanNameAxis_726E70EDBF5FA5B23804CD26AE4753D9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RetirementPlanNameAxis_726E70EDBF5FA5B23804CD26AE4753D9" xlink:to="lab_us-gaap_RetirementPlanNameAxis_726E70EDBF5FA5B23804CD26AE4753D9" xlink:type="arc" />
    <link:label id="lab_us-gaap_RetirementPlanNameDomain_4587B418ADC5B43B44CDCD26AE476299_terseLabel_en-US" xlink:label="lab_us-gaap_RetirementPlanNameDomain_4587B418ADC5B43B44CDCD26AE476299" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Retirement Plan Name [Domain]</link:label>
    <link:label id="lab_us-gaap_RetirementPlanNameDomain_4587B418ADC5B43B44CDCD26AE476299_label_en-US" xlink:label="lab_us-gaap_RetirementPlanNameDomain_4587B418ADC5B43B44CDCD26AE476299" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Retirement Plan Name [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RetirementPlanNameDomain" xlink:label="loc_us-gaap_RetirementPlanNameDomain_4587B418ADC5B43B44CDCD26AE476299" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RetirementPlanNameDomain_4587B418ADC5B43B44CDCD26AE476299" xlink:to="lab_us-gaap_RetirementPlanNameDomain_4587B418ADC5B43B44CDCD26AE476299" xlink:type="arc" />
    <link:label id="lab_lfus_SavingsPlan401KMember_CA778D124922A0867F5ECD26AE47438F_terseLabel_en-US" xlink:label="lab_lfus_SavingsPlan401KMember_CA778D124922A0867F5ECD26AE47438F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">401(K) Savings Plan</link:label>
    <link:label id="lab_lfus_SavingsPlan401KMember_CA778D124922A0867F5ECD26AE47438F_label_en-US" xlink:label="lab_lfus_SavingsPlan401KMember_CA778D124922A0867F5ECD26AE47438F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">401(K) Savings Plan [Member]</link:label>
    <link:label id="lab_lfus_SavingsPlan401KMember_CA778D124922A0867F5ECD26AE47438F_documentation_en-US" xlink:label="lab_lfus_SavingsPlan401KMember_CA778D124922A0867F5ECD26AE47438F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Represents 401 (k) savings plan.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_SavingsPlan401KMember" xlink:label="loc_lfus_SavingsPlan401KMember_CA778D124922A0867F5ECD26AE47438F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_SavingsPlan401KMember_CA778D124922A0867F5ECD26AE47438F" xlink:to="lab_lfus_SavingsPlan401KMember_CA778D124922A0867F5ECD26AE47438F" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedContributionPlanDisclosureLineItems_1ED0C99E34DAD253E897CD26AE47EB5F_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedContributionPlanDisclosureLineItems_1ED0C99E34DAD253E897CD26AE47EB5F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Defined Contribution Plan Disclosure [Line Items]</link:label>
    <link:label id="lab_us-gaap_DefinedContributionPlanDisclosureLineItems_1ED0C99E34DAD253E897CD26AE47EB5F_label_en-US" xlink:label="lab_us-gaap_DefinedContributionPlanDisclosureLineItems_1ED0C99E34DAD253E897CD26AE47EB5F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Contribution Plan Disclosure [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedContributionPlanDisclosureLineItems" xlink:label="loc_us-gaap_DefinedContributionPlanDisclosureLineItems_1ED0C99E34DAD253E897CD26AE47EB5F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedContributionPlanDisclosureLineItems_1ED0C99E34DAD253E897CD26AE47EB5F" xlink:to="lab_us-gaap_DefinedContributionPlanDisclosureLineItems_1ED0C99E34DAD253E897CD26AE47EB5F" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercentOfMatch_FE1AE0B0272C43747193CD26AE47A250_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercentOfMatch_FE1AE0B0272C43747193CD26AE47A250" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Employer matching contribution</link:label>
    <link:label id="lab_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercentOfMatch_FE1AE0B0272C43747193CD26AE47A250_label_en-US" xlink:label="lab_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercentOfMatch_FE1AE0B0272C43747193CD26AE47A250" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Contribution Plan, Employer Matching Contribution, Percent of Match</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedContributionPlanEmployerMatchingContributionPercentOfMatch" xlink:label="loc_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercentOfMatch_FE1AE0B0272C43747193CD26AE47A250" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercentOfMatch_FE1AE0B0272C43747193CD26AE47A250" xlink:to="lab_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercentOfMatch_FE1AE0B0272C43747193CD26AE47A250" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent_6179595551D5ECF595F0CD26AE474455_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent_6179595551D5ECF595F0CD26AE474455" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Discretionary matching contribution</link:label>
    <link:label id="lab_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent_6179595551D5ECF595F0CD26AE474455_label_en-US" xlink:label="lab_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent_6179595551D5ECF595F0CD26AE474455" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Contribution Plan, Employer Matching Contribution, Percent of Employees' Gross Pay</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent" xlink:label="loc_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent_6179595551D5ECF595F0CD26AE474455" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent_6179595551D5ECF595F0CD26AE474455" xlink:to="lab_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent_6179595551D5ECF595F0CD26AE474455" xlink:type="arc" />
    <link:label id="lab_lfus_DefinedContributionPlanEmployerDiscretionaryMatchingContributionPercentOfEmployeesGrossPay_98DBDCD9A4F6EC047D6ECD26AE47E13A_terseLabel_en-US" xlink:label="lab_lfus_DefinedContributionPlanEmployerDiscretionaryMatchingContributionPercentOfEmployeesGrossPay_98DBDCD9A4F6EC047D6ECD26AE47E13A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Discretionary matching contribution</link:label>
    <link:label id="lab_lfus_DefinedContributionPlanEmployerDiscretionaryMatchingContributionPercentOfEmployeesGrossPay_98DBDCD9A4F6EC047D6ECD26AE47E13A_label_en-US" xlink:label="lab_lfus_DefinedContributionPlanEmployerDiscretionaryMatchingContributionPercentOfEmployeesGrossPay_98DBDCD9A4F6EC047D6ECD26AE47E13A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Contribution Plan Employer Discretionary Matching Contribution Percent Of Employees Gross Pay</link:label>
    <link:label id="lab_lfus_DefinedContributionPlanEmployerDiscretionaryMatchingContributionPercentOfEmployeesGrossPay_98DBDCD9A4F6EC047D6ECD26AE47E13A_documentation_en-US" xlink:label="lab_lfus_DefinedContributionPlanEmployerDiscretionaryMatchingContributionPercentOfEmployeesGrossPay_98DBDCD9A4F6EC047D6ECD26AE47E13A" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Percentage of employees' gross pay for which the employer contributes an additional discretionary matching contribution to a defined contribution plan.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_DefinedContributionPlanEmployerDiscretionaryMatchingContributionPercentOfEmployeesGrossPay" xlink:label="loc_lfus_DefinedContributionPlanEmployerDiscretionaryMatchingContributionPercentOfEmployeesGrossPay_98DBDCD9A4F6EC047D6ECD26AE47E13A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_DefinedContributionPlanEmployerDiscretionaryMatchingContributionPercentOfEmployeesGrossPay_98DBDCD9A4F6EC047D6ECD26AE47E13A" xlink:to="lab_lfus_DefinedContributionPlanEmployerDiscretionaryMatchingContributionPercentOfEmployeesGrossPay_98DBDCD9A4F6EC047D6ECD26AE47E13A" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedContributionPlanEmployerDiscretionaryContributionAmount_0C4DD734FED0D0B85D72CD26AE47E976_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedContributionPlanEmployerDiscretionaryContributionAmount_0C4DD734FED0D0B85D72CD26AE47E976" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Discretionary contribution amount</link:label>
    <link:label id="lab_us-gaap_DefinedContributionPlanEmployerDiscretionaryContributionAmount_0C4DD734FED0D0B85D72CD26AE47E976_label_en-US" xlink:label="lab_us-gaap_DefinedContributionPlanEmployerDiscretionaryContributionAmount_0C4DD734FED0D0B85D72CD26AE47E976" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Contribution Plan, Employer Discretionary Contribution Amount</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedContributionPlanEmployerDiscretionaryContributionAmount" xlink:label="loc_us-gaap_DefinedContributionPlanEmployerDiscretionaryContributionAmount_0C4DD734FED0D0B85D72CD26AE47E976" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedContributionPlanEmployerDiscretionaryContributionAmount_0C4DD734FED0D0B85D72CD26AE47E976" xlink:to="lab_us-gaap_DefinedContributionPlanEmployerDiscretionaryContributionAmount_0C4DD734FED0D0B85D72CD26AE47E976" xlink:type="arc" />
    <link:label id="lab_us-gaap_DeferredCompensationArrangementWithIndividualRecordedLiability_389ECCE1AB0AD2D2648BCD26AE477722_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredCompensationArrangementWithIndividualRecordedLiability_389ECCE1AB0AD2D2648BCD26AE477722" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Recorded liability</link:label>
    <link:label id="lab_us-gaap_DeferredCompensationArrangementWithIndividualRecordedLiability_389ECCE1AB0AD2D2648BCD26AE477722_label_en-US" xlink:label="lab_us-gaap_DeferredCompensationArrangementWithIndividualRecordedLiability_389ECCE1AB0AD2D2648BCD26AE477722" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Deferred Compensation Arrangement with Individual, Recorded Liability</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredCompensationArrangementWithIndividualRecordedLiability" xlink:label="loc_us-gaap_DeferredCompensationArrangementWithIndividualRecordedLiability_389ECCE1AB0AD2D2648BCD26AE477722" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DeferredCompensationArrangementWithIndividualRecordedLiability_389ECCE1AB0AD2D2648BCD26AE477722" xlink:to="lab_us-gaap_DeferredCompensationArrangementWithIndividualRecordedLiability_389ECCE1AB0AD2D2648BCD26AE477722" xlink:type="arc" />
    <link:label id="lab_lfus_DefinedContributionPlanPlanAssets_C2B7AFE7740C1F5F41F1CD26AE479A94_terseLabel_en-US" xlink:label="lab_lfus_DefinedContributionPlanPlanAssets_C2B7AFE7740C1F5F41F1CD26AE479A94" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Plan assets</link:label>
    <link:label id="lab_lfus_DefinedContributionPlanPlanAssets_C2B7AFE7740C1F5F41F1CD26AE479A94_label_en-US" xlink:label="lab_lfus_DefinedContributionPlanPlanAssets_C2B7AFE7740C1F5F41F1CD26AE479A94" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Contribution Plan, Plan Assets</link:label>
    <link:label id="lab_lfus_DefinedContributionPlanPlanAssets_C2B7AFE7740C1F5F41F1CD26AE479A94_documentation_en-US" xlink:label="lab_lfus_DefinedContributionPlanPlanAssets_C2B7AFE7740C1F5F41F1CD26AE479A94" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Amount of asset, recognized in statement of financial position, for assets in a defined contribution plan.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_DefinedContributionPlanPlanAssets" xlink:label="loc_lfus_DefinedContributionPlanPlanAssets_C2B7AFE7740C1F5F41F1CD26AE479A94" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_DefinedContributionPlanPlanAssets_C2B7AFE7740C1F5F41F1CD26AE479A94" xlink:to="lab_lfus_DefinedContributionPlanPlanAssets_C2B7AFE7740C1F5F41F1CD26AE479A94" xlink:type="arc" />
    <link:label id="lab_us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock_6EE69E81A64CCD157C38CD26AD7B1088_terseLabel_en-US" xlink:label="lab_us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock_6EE69E81A64CCD157C38CD26AD7B1088" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Benefit Plans</link:label>
    <link:label id="lab_us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock_6EE69E81A64CCD157C38CD26AD7B1088_label_en-US" xlink:label="lab_us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock_6EE69E81A64CCD157C38CD26AD7B1088" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Pension and Other Postretirement Benefits Disclosure [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock" xlink:label="loc_us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock_6EE69E81A64CCD157C38CD26AD7B1088" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock_6EE69E81A64CCD157C38CD26AD7B1088" xlink:to="lab_us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock_6EE69E81A64CCD157C38CD26AD7B1088" xlink:type="arc" />
    <link:label id="lab_us-gaap_FinitelivedIntangibleAssetsAcquired1_5DD2F41994599BECA3DDCD26ACD056ED_verboseLabel_en-US" xlink:label="lab_us-gaap_FinitelivedIntangibleAssetsAcquired1_5DD2F41994599BECA3DDCD26ACD056ED" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Intangibles acquired</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinitelivedIntangibleAssetsAcquired1" xlink:label="loc_us-gaap_FinitelivedIntangibleAssetsAcquired1_5DD2F41994599BECA3DDCD26ACD056ED" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinitelivedIntangibleAssetsAcquired1_5DD2F41994599BECA3DDCD26ACD056ED" xlink:to="lab_us-gaap_FinitelivedIntangibleAssetsAcquired1_5DD2F41994599BECA3DDCD26ACD056ED" xlink:type="arc" />
    <link:label id="lab_country_US_B6C2AB9875E3663F825DFC50C94AB8E0_terseLabel_en-US" xlink:label="lab_country_US_B6C2AB9875E3663F825DFC50C94AB8E0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">United States</link:label>
    <link:label id="lab_country_US_B6C2AB9875E3663F825DFC50C94AB8E0_label_en-US" xlink:label="lab_country_US_B6C2AB9875E3663F825DFC50C94AB8E0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">UNITED STATES</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/country/2017/country-2017-01-31.xsd#country_US" xlink:label="loc_country_US_B6C2AB9875E3663F825DFC50C94AB8E0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_country_US_B6C2AB9875E3663F825DFC50C94AB8E0" xlink:to="lab_country_US_B6C2AB9875E3663F825DFC50C94AB8E0" xlink:type="arc" />
    <link:label id="lab_country_MX_CBD06BC0F8EBD3732C10FC50C94B2FC7_terseLabel_en-US" xlink:label="lab_country_MX_CBD06BC0F8EBD3732C10FC50C94B2FC7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Mexico</link:label>
    <link:label id="lab_country_MX_CBD06BC0F8EBD3732C10FC50C94B2FC7_label_en-US" xlink:label="lab_country_MX_CBD06BC0F8EBD3732C10FC50C94B2FC7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">MEXICO</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/country/2017/country-2017-01-31.xsd#country_MX" xlink:label="loc_country_MX_CBD06BC0F8EBD3732C10FC50C94B2FC7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_country_MX_CBD06BC0F8EBD3732C10FC50C94B2FC7" xlink:to="lab_country_MX_CBD06BC0F8EBD3732C10FC50C94B2FC7" xlink:type="arc" />
    <link:label id="lab_country_DE_7C2C4FA26B20D8886CF0FC50C94BC79B_terseLabel_en-US" xlink:label="lab_country_DE_7C2C4FA26B20D8886CF0FC50C94BC79B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Germany</link:label>
    <link:label id="lab_country_DE_7C2C4FA26B20D8886CF0FC50C94BC79B_label_en-US" xlink:label="lab_country_DE_7C2C4FA26B20D8886CF0FC50C94BC79B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">GERMANY</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/country/2017/country-2017-01-31.xsd#country_DE" xlink:label="loc_country_DE_7C2C4FA26B20D8886CF0FC50C94BC79B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_country_DE_7C2C4FA26B20D8886CF0FC50C94BC79B" xlink:to="lab_country_DE_7C2C4FA26B20D8886CF0FC50C94BC79B" xlink:type="arc" />
    <link:label id="lab_country_PH_AE4064EA0C648AD14DFCFC50C94BB5D2_terseLabel_en-US" xlink:label="lab_country_PH_AE4064EA0C648AD14DFCFC50C94BB5D2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Philippines</link:label>
    <link:label id="lab_country_PH_AE4064EA0C648AD14DFCFC50C94BB5D2_label_en-US" xlink:label="lab_country_PH_AE4064EA0C648AD14DFCFC50C94BB5D2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">PHILIPPINES</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/country/2017/country-2017-01-31.xsd#country_PH" xlink:label="loc_country_PH_AE4064EA0C648AD14DFCFC50C94BB5D2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_country_PH_AE4064EA0C648AD14DFCFC50C94BB5D2" xlink:to="lab_country_PH_AE4064EA0C648AD14DFCFC50C94BB5D2" xlink:type="arc" />
    <link:label id="lab_us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax_047EBE62CEB071E4EF88FC50C94CCA4A_verboseLabel_en-US" xlink:label="lab_us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax_047EBE62CEB071E4EF88FC50C94CCA4A" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Net sales</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax_047EBE62CEB071E4EF88FC50C94CCA4A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax_047EBE62CEB071E4EF88FC50C94CCA4A" xlink:to="lab_us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax_047EBE62CEB071E4EF88FC50C94CCA4A" xlink:type="arc" />
    <link:label id="lab_us-gaap_NoncurrentAssets_4320D5BDB0CB538E54E5FC50C94CF8D0_terseLabel_en-US" xlink:label="lab_us-gaap_NoncurrentAssets_4320D5BDB0CB538E54E5FC50C94CF8D0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Long-lived assets</link:label>
    <link:label id="lab_us-gaap_NoncurrentAssets_4320D5BDB0CB538E54E5FC50C94CF8D0_label_en-US" xlink:label="lab_us-gaap_NoncurrentAssets_4320D5BDB0CB538E54E5FC50C94CF8D0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Long-Lived Assets</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NoncurrentAssets" xlink:label="loc_us-gaap_NoncurrentAssets_4320D5BDB0CB538E54E5FC50C94CF8D0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NoncurrentAssets_4320D5BDB0CB538E54E5FC50C94CF8D0" xlink:to="lab_us-gaap_NoncurrentAssets_4320D5BDB0CB538E54E5FC50C94CF8D0" xlink:type="arc" />
    <link:label id="lab_us-gaap_PropertyPlantAndEquipmentAdditions_58DDEC8974A1578497E5FC50C94C2E20_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentAdditions_58DDEC8974A1578497E5FC50C94C2E20" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Additions to long-lived assets</link:label>
    <link:label id="lab_us-gaap_PropertyPlantAndEquipmentAdditions_58DDEC8974A1578497E5FC50C94C2E20_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentAdditions_58DDEC8974A1578497E5FC50C94C2E20" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Property, Plant and Equipment, Additions</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentAdditions" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentAdditions_58DDEC8974A1578497E5FC50C94C2E20" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentAdditions_58DDEC8974A1578497E5FC50C94C2E20" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentAdditions_58DDEC8974A1578497E5FC50C94C2E20" xlink:type="arc" />
    <link:label id="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths_D14DACD389EF6D7A1BC6E67A11EC16F7_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths_D14DACD389EF6D7A1BC6E67A11EC16F7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">2020</link:label>
    <link:label id="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths_D14DACD389EF6D7A1BC6E67A11EC16F7_label_en-US" xlink:label="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths_D14DACD389EF6D7A1BC6E67A11EC16F7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Long-term Debt, Maturities, Repayments of Principal in Next Twelve Months</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths_D14DACD389EF6D7A1BC6E67A11EC16F7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths_D14DACD389EF6D7A1BC6E67A11EC16F7" xlink:to="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths_D14DACD389EF6D7A1BC6E67A11EC16F7" xlink:type="arc" />
    <link:label id="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_D2233B02EAE5776FE706E67A11ED8447_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_D2233B02EAE5776FE706E67A11ED8447" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">2021</link:label>
    <link:label id="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_D2233B02EAE5776FE706E67A11ED8447_label_en-US" xlink:label="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_D2233B02EAE5776FE706E67A11ED8447" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Long-term Debt, Maturities, Repayments of Principal in Year Two</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_D2233B02EAE5776FE706E67A11ED8447" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_D2233B02EAE5776FE706E67A11ED8447" xlink:to="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_D2233B02EAE5776FE706E67A11ED8447" xlink:type="arc" />
    <link:label id="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_A2F71D3DD96C090FA3D7E67A11ED0540_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_A2F71D3DD96C090FA3D7E67A11ED0540" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">2022</link:label>
    <link:label id="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_A2F71D3DD96C090FA3D7E67A11ED0540_label_en-US" xlink:label="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_A2F71D3DD96C090FA3D7E67A11ED0540" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Long-term Debt, Maturities, Repayments of Principal in Year Three</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_A2F71D3DD96C090FA3D7E67A11ED0540" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_A2F71D3DD96C090FA3D7E67A11ED0540" xlink:to="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_A2F71D3DD96C090FA3D7E67A11ED0540" xlink:type="arc" />
    <link:label id="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour_225FF1AC42053F5C556AE67A11EDB9B9_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour_225FF1AC42053F5C556AE67A11EDB9B9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">2023</link:label>
    <link:label id="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour_225FF1AC42053F5C556AE67A11EDB9B9_label_en-US" xlink:label="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour_225FF1AC42053F5C556AE67A11EDB9B9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Long-term Debt, Maturities, Repayments of Principal in Year Four</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour_225FF1AC42053F5C556AE67A11EDB9B9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour_225FF1AC42053F5C556AE67A11EDB9B9" xlink:to="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour_225FF1AC42053F5C556AE67A11EDB9B9" xlink:type="arc" />
    <link:label id="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive_A435FB5A77F22148030FE67A11EDBB9B_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive_A435FB5A77F22148030FE67A11EDBB9B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">2024</link:label>
    <link:label id="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive_A435FB5A77F22148030FE67A11EDBB9B_label_en-US" xlink:label="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive_A435FB5A77F22148030FE67A11EDBB9B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Long-term Debt, Maturities, Repayments of Principal in Year Five</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive_A435FB5A77F22148030FE67A11EDBB9B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive_A435FB5A77F22148030FE67A11EDBB9B" xlink:to="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive_A435FB5A77F22148030FE67A11EDBB9B" xlink:type="arc" />
    <link:label id="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive_6DF86AED3B3CD8E69264E67A11EDBF13_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive_6DF86AED3B3CD8E69264E67A11EDBF13" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">2025 and thereafter</link:label>
    <link:label id="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive_6DF86AED3B3CD8E69264E67A11EDBF13_label_en-US" xlink:label="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive_6DF86AED3B3CD8E69264E67A11EDBF13" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Long-term Debt, Maturities, Repayments of Principal after Year Five</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive_6DF86AED3B3CD8E69264E67A11EDBF13" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive_6DF86AED3B3CD8E69264E67A11EDBF13" xlink:to="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive_6DF86AED3B3CD8E69264E67A11EDBF13" xlink:type="arc" />
    <link:label id="lab_us-gaap_DebtInstrumentCarryingAmount_F5078F92A45BDA101E5BE67A11ED4188_totalLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentCarryingAmount_F5078F92A45BDA101E5BE67A11ED4188" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total</link:label>
    <link:label id="lab_us-gaap_DebtInstrumentCarryingAmount_F5078F92A45BDA101E5BE67A11ED4188_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentCarryingAmount_F5078F92A45BDA101E5BE67A11ED4188" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Long-term Debt, Gross</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentCarryingAmount" xlink:label="loc_us-gaap_DebtInstrumentCarryingAmount_F5078F92A45BDA101E5BE67A11ED4188" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentCarryingAmount_F5078F92A45BDA101E5BE67A11ED4188" xlink:to="lab_us-gaap_DebtInstrumentCarryingAmount_F5078F92A45BDA101E5BE67A11ED4188" xlink:type="arc" />
    <link:label id="lab_us-gaap_GrossProfit_A1137FD46765E74F5B30FC50C93F7349_terseLabel_en-US" xlink:label="lab_us-gaap_GrossProfit_A1137FD46765E74F5B30FC50C93F7349" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Gross profit</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GrossProfit" xlink:label="loc_us-gaap_GrossProfit_A1137FD46765E74F5B30FC50C93F7349" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GrossProfit_A1137FD46765E74F5B30FC50C93F7349" xlink:to="lab_us-gaap_GrossProfit_A1137FD46765E74F5B30FC50C93F7349" xlink:type="arc" />
    <link:label id="lab_us-gaap_OperatingIncomeLoss_828445F84819B1794182FC50C93F0256_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingIncomeLoss_828445F84819B1794182FC50C93F0256" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Operating income</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingIncomeLoss" xlink:label="loc_us-gaap_OperatingIncomeLoss_828445F84819B1794182FC50C93F0256" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingIncomeLoss_828445F84819B1794182FC50C93F0256" xlink:to="lab_us-gaap_OperatingIncomeLoss_828445F84819B1794182FC50C93F0256" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeLossFromContinuingOperationsPerBasicShare_61D0B3BC5E5512D82629FC50C93F5389_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeLossFromContinuingOperationsPerBasicShare_61D0B3BC5E5512D82629FC50C93F5389" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Basic (in dollars per share)</link:label>
    <link:label id="lab_us-gaap_IncomeLossFromContinuingOperationsPerBasicShare_61D0B3BC5E5512D82629FC50C93F5389_label_en-US" xlink:label="lab_us-gaap_IncomeLossFromContinuingOperationsPerBasicShare_61D0B3BC5E5512D82629FC50C93F5389" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income (Loss) from Continuing Operations, Per Basic Share</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsPerBasicShare" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsPerBasicShare_61D0B3BC5E5512D82629FC50C93F5389" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsPerBasicShare_61D0B3BC5E5512D82629FC50C93F5389" xlink:to="lab_us-gaap_IncomeLossFromContinuingOperationsPerBasicShare_61D0B3BC5E5512D82629FC50C93F5389" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare_15D6EFE7334F5DF4A3E0FC50C940A5E4_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare_15D6EFE7334F5DF4A3E0FC50C940A5E4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Diluted (in dollars per share)</link:label>
    <link:label id="lab_us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare_15D6EFE7334F5DF4A3E0FC50C940A5E4_label_en-US" xlink:label="lab_us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare_15D6EFE7334F5DF4A3E0FC50C940A5E4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income (Loss) from Continuing Operations, Per Diluted Share</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare_15D6EFE7334F5DF4A3E0FC50C940A5E4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare_15D6EFE7334F5DF4A3E0FC50C940A5E4" xlink:to="lab_us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare_15D6EFE7334F5DF4A3E0FC50C940A5E4" xlink:type="arc" />
    <link:label id="lab_us-gaap_InventoryRawMaterialsNetOfReserves_D05B311AF22DBE22E77A1C9E17CDC5E7_terseLabel_en-US" xlink:label="lab_us-gaap_InventoryRawMaterialsNetOfReserves_D05B311AF22DBE22E77A1C9E17CDC5E7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Raw materials</link:label>
    <link:label id="lab_us-gaap_InventoryRawMaterialsNetOfReserves_D05B311AF22DBE22E77A1C9E17CDC5E7_label_en-US" xlink:label="lab_us-gaap_InventoryRawMaterialsNetOfReserves_D05B311AF22DBE22E77A1C9E17CDC5E7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Inventory, Raw Materials, Net of Reserves</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InventoryRawMaterialsNetOfReserves" xlink:label="loc_us-gaap_InventoryRawMaterialsNetOfReserves_D05B311AF22DBE22E77A1C9E17CDC5E7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InventoryRawMaterialsNetOfReserves_D05B311AF22DBE22E77A1C9E17CDC5E7" xlink:to="lab_us-gaap_InventoryRawMaterialsNetOfReserves_D05B311AF22DBE22E77A1C9E17CDC5E7" xlink:type="arc" />
    <link:label id="lab_us-gaap_InventoryWorkInProcessNetOfReserves_CBAF0700B5BB6AFCBFC11C9E17CE5E60_terseLabel_en-US" xlink:label="lab_us-gaap_InventoryWorkInProcessNetOfReserves_CBAF0700B5BB6AFCBFC11C9E17CE5E60" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Work in process</link:label>
    <link:label id="lab_us-gaap_InventoryWorkInProcessNetOfReserves_CBAF0700B5BB6AFCBFC11C9E17CE5E60_label_en-US" xlink:label="lab_us-gaap_InventoryWorkInProcessNetOfReserves_CBAF0700B5BB6AFCBFC11C9E17CE5E60" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Inventory, Work in Process, Net of Reserves</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InventoryWorkInProcessNetOfReserves" xlink:label="loc_us-gaap_InventoryWorkInProcessNetOfReserves_CBAF0700B5BB6AFCBFC11C9E17CE5E60" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InventoryWorkInProcessNetOfReserves_CBAF0700B5BB6AFCBFC11C9E17CE5E60" xlink:to="lab_us-gaap_InventoryWorkInProcessNetOfReserves_CBAF0700B5BB6AFCBFC11C9E17CE5E60" xlink:type="arc" />
    <link:label id="lab_us-gaap_InventoryFinishedGoodsNetOfReserves_B4F496A58A449190FF211C9E17CED5BF_terseLabel_en-US" xlink:label="lab_us-gaap_InventoryFinishedGoodsNetOfReserves_B4F496A58A449190FF211C9E17CED5BF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Finished goods</link:label>
    <link:label id="lab_us-gaap_InventoryFinishedGoodsNetOfReserves_B4F496A58A449190FF211C9E17CED5BF_label_en-US" xlink:label="lab_us-gaap_InventoryFinishedGoodsNetOfReserves_B4F496A58A449190FF211C9E17CED5BF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Inventory, Finished Goods, Net of Reserves</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InventoryFinishedGoodsNetOfReserves" xlink:label="loc_us-gaap_InventoryFinishedGoodsNetOfReserves_B4F496A58A449190FF211C9E17CED5BF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InventoryFinishedGoodsNetOfReserves_B4F496A58A449190FF211C9E17CED5BF" xlink:to="lab_us-gaap_InventoryFinishedGoodsNetOfReserves_B4F496A58A449190FF211C9E17CED5BF" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherInventoryNetOfReserves_D19120E805B918E39DCD1C9E17CE34FA_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_OtherInventoryNetOfReserves_D19120E805B918E39DCD1C9E17CE34FA" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Inventory reserves</link:label>
    <link:label id="lab_us-gaap_OtherInventoryNetOfReserves_D19120E805B918E39DCD1C9E17CE34FA_label_en-US" xlink:label="lab_us-gaap_OtherInventoryNetOfReserves_D19120E805B918E39DCD1C9E17CE34FA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Inventory, Net of Reserves</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherInventoryNetOfReserves" xlink:label="loc_us-gaap_OtherInventoryNetOfReserves_D19120E805B918E39DCD1C9E17CE34FA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherInventoryNetOfReserves_D19120E805B918E39DCD1C9E17CE34FA" xlink:to="lab_us-gaap_OtherInventoryNetOfReserves_D19120E805B918E39DCD1C9E17CE34FA" xlink:type="arc" />
    <link:label id="lab_us-gaap_InventoryNet_49081385D6003015F9D81C9E17CE55C0_totalLabel_en-US" xlink:label="lab_us-gaap_InventoryNet_49081385D6003015F9D81C9E17CE55C0" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total</link:label>
    <link:label id="lab_us-gaap_InventoryNet_49081385D6003015F9D81C9E17CE55C0_label_en-US" xlink:label="lab_us-gaap_InventoryNet_49081385D6003015F9D81C9E17CE55C0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Inventory, Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InventoryNet" xlink:label="loc_us-gaap_InventoryNet_49081385D6003015F9D81C9E17CE55C0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InventoryNet_49081385D6003015F9D81C9E17CE55C0" xlink:to="lab_us-gaap_InventoryNet_49081385D6003015F9D81C9E17CE55C0" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock_2D99195B452AB5CB9830CD26ADAA63F7_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock_2D99195B452AB5CB9830CD26ADAA63F7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Components of accrued liabilities</link:label>
    <link:label id="lab_us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock_2D99195B452AB5CB9830CD26ADAA63F7_label_en-US" xlink:label="lab_us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock_2D99195B452AB5CB9830CD26ADAA63F7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Accrued Liabilities [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock_2D99195B452AB5CB9830CD26ADAA63F7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock_2D99195B452AB5CB9830CD26ADAA63F7" xlink:to="lab_us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock_2D99195B452AB5CB9830CD26ADAA63F7" xlink:type="arc" />
    <link:label id="lab_us-gaap_RestructuringImpairmentAndOtherActivitiesDisclosureTextBlock_43AB401756B2FC4A1E51CD26AD4D3759_terseLabel_en-US" xlink:label="lab_us-gaap_RestructuringImpairmentAndOtherActivitiesDisclosureTextBlock_43AB401756B2FC4A1E51CD26AD4D3759" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Restructuring, Impairment, and Other Charges</link:label>
    <link:label id="lab_us-gaap_RestructuringImpairmentAndOtherActivitiesDisclosureTextBlock_43AB401756B2FC4A1E51CD26AD4D3759_label_en-US" xlink:label="lab_us-gaap_RestructuringImpairmentAndOtherActivitiesDisclosureTextBlock_43AB401756B2FC4A1E51CD26AD4D3759" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Restructuring, Impairment, and Other Activities Disclosure [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RestructuringImpairmentAndOtherActivitiesDisclosureTextBlock" xlink:label="loc_us-gaap_RestructuringImpairmentAndOtherActivitiesDisclosureTextBlock_43AB401756B2FC4A1E51CD26AD4D3759" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestructuringImpairmentAndOtherActivitiesDisclosureTextBlock_43AB401756B2FC4A1E51CD26AD4D3759" xlink:to="lab_us-gaap_RestructuringImpairmentAndOtherActivitiesDisclosureTextBlock_43AB401756B2FC4A1E51CD26AD4D3759" xlink:type="arc" />
    <link:label id="lab_us-gaap_StatementOfStockholdersEquityAbstract_F4899401678AFF090863E13D7A06AB2E_label_en-US" xlink:label="lab_us-gaap_StatementOfStockholdersEquityAbstract_F4899401678AFF090863E13D7A06AB2E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Statement of Stockholders' Equity [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StatementOfStockholdersEquityAbstract" xlink:label="loc_us-gaap_StatementOfStockholdersEquityAbstract_F4899401678AFF090863E13D7A06AB2E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementOfStockholdersEquityAbstract_F4899401678AFF090863E13D7A06AB2E" xlink:to="lab_us-gaap_StatementOfStockholdersEquityAbstract_F4899401678AFF090863E13D7A06AB2E" xlink:type="arc" />
    <link:label id="lab_us-gaap_TreasuryStockMember_D0AEE72D7E18D19B7503E13D7A0B6C80_terseLabel_en-US" xlink:label="lab_us-gaap_TreasuryStockMember_D0AEE72D7E18D19B7503E13D7A0B6C80" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Treasury Stock</link:label>
    <link:label id="lab_us-gaap_TreasuryStockMember_D0AEE72D7E18D19B7503E13D7A0B6C80_label_en-US" xlink:label="lab_us-gaap_TreasuryStockMember_D0AEE72D7E18D19B7503E13D7A0B6C80" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Treasury Stock [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TreasuryStockMember" xlink:label="loc_us-gaap_TreasuryStockMember_D0AEE72D7E18D19B7503E13D7A0B6C80" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TreasuryStockMember_D0AEE72D7E18D19B7503E13D7A0B6C80" xlink:to="lab_us-gaap_TreasuryStockMember_D0AEE72D7E18D19B7503E13D7A0B6C80" xlink:type="arc" />
    <link:label id="lab_us-gaap_CommonStockMember_33F0CE71355602AAB812E13D7A0BCF8C_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockMember_33F0CE71355602AAB812E13D7A0BCF8C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Common Stock</link:label>
    <link:label id="lab_us-gaap_CommonStockMember_33F0CE71355602AAB812E13D7A0BCF8C_label_en-US" xlink:label="lab_us-gaap_CommonStockMember_33F0CE71355602AAB812E13D7A0BCF8C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Common Stock [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommonStockMember" xlink:label="loc_us-gaap_CommonStockMember_33F0CE71355602AAB812E13D7A0BCF8C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommonStockMember_33F0CE71355602AAB812E13D7A0BCF8C" xlink:to="lab_us-gaap_CommonStockMember_33F0CE71355602AAB812E13D7A0BCF8C" xlink:type="arc" />
    <link:label id="lab_us-gaap_RetainedEarningsMember_F69A138FA0A23779C8EBE13D7A0CA16E_terseLabel_en-US" xlink:label="lab_us-gaap_RetainedEarningsMember_F69A138FA0A23779C8EBE13D7A0CA16E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Retained Earnings</link:label>
    <link:label id="lab_us-gaap_RetainedEarningsMember_F69A138FA0A23779C8EBE13D7A0CA16E_label_en-US" xlink:label="lab_us-gaap_RetainedEarningsMember_F69A138FA0A23779C8EBE13D7A0CA16E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Retained Earnings [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RetainedEarningsMember" xlink:label="loc_us-gaap_RetainedEarningsMember_F69A138FA0A23779C8EBE13D7A0CA16E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RetainedEarningsMember_F69A138FA0A23779C8EBE13D7A0CA16E" xlink:to="lab_us-gaap_RetainedEarningsMember_F69A138FA0A23779C8EBE13D7A0CA16E" xlink:type="arc" />
    <link:label id="lab_us-gaap_SharesPaidForTaxWithholdingForShareBasedCompensation_4D2D68A299C37AE330B3E13D7A0C56A6_terseLabel_en-US" xlink:label="lab_us-gaap_SharesPaidForTaxWithholdingForShareBasedCompensation_4D2D68A299C37AE330B3E13D7A0C56A6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Shares withheld on restricted stock grants for withholding taxes (in shares)</link:label>
    <link:label id="lab_us-gaap_SharesPaidForTaxWithholdingForShareBasedCompensation_4D2D68A299C37AE330B3E13D7A0C56A6_label_en-US" xlink:label="lab_us-gaap_SharesPaidForTaxWithholdingForShareBasedCompensation_4D2D68A299C37AE330B3E13D7A0C56A6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Payment Arrangement, Shares Withheld for Tax Withholding Obligation</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SharesPaidForTaxWithholdingForShareBasedCompensation" xlink:label="loc_us-gaap_SharesPaidForTaxWithholdingForShareBasedCompensation_4D2D68A299C37AE330B3E13D7A0C56A6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SharesPaidForTaxWithholdingForShareBasedCompensation_4D2D68A299C37AE330B3E13D7A0C56A6" xlink:to="lab_us-gaap_SharesPaidForTaxWithholdingForShareBasedCompensation_4D2D68A299C37AE330B3E13D7A0C56A6" xlink:type="arc" />
    <link:label id="lab_us-gaap_DeferredTaxExpenseFromStockOptionsExercised_FC66D66A214B304197D2E13D7A0DD9DE_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredTaxExpenseFromStockOptionsExercised_FC66D66A214B304197D2E13D7A0DD9DE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Stock options exercised, tax impact</link:label>
    <link:label id="lab_us-gaap_DeferredTaxExpenseFromStockOptionsExercised_FC66D66A214B304197D2E13D7A0DD9DE_label_en-US" xlink:label="lab_us-gaap_DeferredTaxExpenseFromStockOptionsExercised_FC66D66A214B304197D2E13D7A0DD9DE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Deferred Tax Expense from Stock Options Exercised</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxExpenseFromStockOptionsExercised" xlink:label="loc_us-gaap_DeferredTaxExpenseFromStockOptionsExercised_FC66D66A214B304197D2E13D7A0DD9DE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DeferredTaxExpenseFromStockOptionsExercised_FC66D66A214B304197D2E13D7A0DD9DE" xlink:to="lab_us-gaap_DeferredTaxExpenseFromStockOptionsExercised_FC66D66A214B304197D2E13D7A0DD9DE" xlink:type="arc" />
    <link:label id="lab_us-gaap_CommonStockDividendsPerShareCashPaid_38BF9A7A7701C0F780C0E13D7A0D618C_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockDividendsPerShareCashPaid_38BF9A7A7701C0F780C0E13D7A0D618C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cash dividends paid, per share (in dollars per share)</link:label>
    <link:label id="lab_us-gaap_CommonStockDividendsPerShareCashPaid_38BF9A7A7701C0F780C0E13D7A0D618C_label_en-US" xlink:label="lab_us-gaap_CommonStockDividendsPerShareCashPaid_38BF9A7A7701C0F780C0E13D7A0D618C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Common Stock, Dividends, Per Share, Cash Paid</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommonStockDividendsPerShareCashPaid" xlink:label="loc_us-gaap_CommonStockDividendsPerShareCashPaid_38BF9A7A7701C0F780C0E13D7A0D618C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommonStockDividendsPerShareCashPaid_38BF9A7A7701C0F780C0E13D7A0D618C" xlink:to="lab_us-gaap_CommonStockDividendsPerShareCashPaid_38BF9A7A7701C0F780C0E13D7A0D618C" xlink:type="arc" />
    <link:label id="lab_us-gaap_DisaggregationOfRevenueTableTextBlock_15D9CF0A91DF4888376FCD26AD5C217A_terseLabel_en-US" xlink:label="lab_us-gaap_DisaggregationOfRevenueTableTextBlock_15D9CF0A91DF4888376FCD26AD5C217A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Revenue Disaggregation</link:label>
    <link:label id="lab_us-gaap_DisaggregationOfRevenueTableTextBlock_15D9CF0A91DF4888376FCD26AD5C217A_label_en-US" xlink:label="lab_us-gaap_DisaggregationOfRevenueTableTextBlock_15D9CF0A91DF4888376FCD26AD5C217A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disaggregation of Revenue [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DisaggregationOfRevenueTableTextBlock" xlink:label="loc_us-gaap_DisaggregationOfRevenueTableTextBlock_15D9CF0A91DF4888376FCD26AD5C217A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DisaggregationOfRevenueTableTextBlock_15D9CF0A91DF4888376FCD26AD5C217A" xlink:to="lab_us-gaap_DisaggregationOfRevenueTableTextBlock_15D9CF0A91DF4888376FCD26AD5C217A" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfQuarterlyFinancialInformationTableTextBlock_68EBEF2A70E1AA8B6960FC50C9433E6B_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfQuarterlyFinancialInformationTableTextBlock_68EBEF2A70E1AA8B6960FC50C9433E6B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Selected Quarterly Financial Data (Unaudited)</link:label>
    <link:label id="lab_us-gaap_ScheduleOfQuarterlyFinancialInformationTableTextBlock_68EBEF2A70E1AA8B6960FC50C9433E6B_label_en-US" xlink:label="lab_us-gaap_ScheduleOfQuarterlyFinancialInformationTableTextBlock_68EBEF2A70E1AA8B6960FC50C9433E6B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Quarterly Financial Information [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfQuarterlyFinancialInformationTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfQuarterlyFinancialInformationTableTextBlock_68EBEF2A70E1AA8B6960FC50C9433E6B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfQuarterlyFinancialInformationTableTextBlock_68EBEF2A70E1AA8B6960FC50C9433E6B" xlink:to="lab_us-gaap_ScheduleOfQuarterlyFinancialInformationTableTextBlock_68EBEF2A70E1AA8B6960FC50C9433E6B" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfInventoryCurrentTableTextBlock_01962275142DAC786816E6665B46AADA_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfInventoryCurrentTableTextBlock_01962275142DAC786816E6665B46AADA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Inventory</link:label>
    <link:label id="lab_us-gaap_ScheduleOfInventoryCurrentTableTextBlock_01962275142DAC786816E6665B46AADA_label_en-US" xlink:label="lab_us-gaap_ScheduleOfInventoryCurrentTableTextBlock_01962275142DAC786816E6665B46AADA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Inventory, Current [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfInventoryCurrentTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfInventoryCurrentTableTextBlock_01962275142DAC786816E6665B46AADA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfInventoryCurrentTableTextBlock_01962275142DAC786816E6665B46AADA" xlink:to="lab_us-gaap_ScheduleOfInventoryCurrentTableTextBlock_01962275142DAC786816E6665B46AADA" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueByBalanceSheetGroupingTable_D7D761DDB7FCB573012DE67A11D3E742_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueByBalanceSheetGroupingTable_D7D761DDB7FCB573012DE67A11D3E742" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value, by Balance Sheet Grouping [Table]</link:label>
    <link:label id="lab_us-gaap_FairValueByBalanceSheetGroupingTable_D7D761DDB7FCB573012DE67A11D3E742_label_en-US" xlink:label="lab_us-gaap_FairValueByBalanceSheetGroupingTable_D7D761DDB7FCB573012DE67A11D3E742" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, by Balance Sheet Grouping [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueByBalanceSheetGroupingTable" xlink:label="loc_us-gaap_FairValueByBalanceSheetGroupingTable_D7D761DDB7FCB573012DE67A11D3E742" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueByBalanceSheetGroupingTable_D7D761DDB7FCB573012DE67A11D3E742" xlink:to="lab_us-gaap_FairValueByBalanceSheetGroupingTable_D7D761DDB7FCB573012DE67A11D3E742" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueByMeasurementBasisAxis_3DB53357412283A7232FE67A11D3F869_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueByMeasurementBasisAxis_3DB53357412283A7232FE67A11D3F869" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Measurement Basis [Axis]</link:label>
    <link:label id="lab_us-gaap_FairValueByMeasurementBasisAxis_3DB53357412283A7232FE67A11D3F869_label_en-US" xlink:label="lab_us-gaap_FairValueByMeasurementBasisAxis_3DB53357412283A7232FE67A11D3F869" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Measurement Basis [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueByMeasurementBasisAxis" xlink:label="loc_us-gaap_FairValueByMeasurementBasisAxis_3DB53357412283A7232FE67A11D3F869" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueByMeasurementBasisAxis_3DB53357412283A7232FE67A11D3F869" xlink:to="lab_us-gaap_FairValueByMeasurementBasisAxis_3DB53357412283A7232FE67A11D3F869" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueDisclosureItemAmountsDomain_1878F5ED0E669862C06DE67A11D3C62C_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueDisclosureItemAmountsDomain_1878F5ED0E669862C06DE67A11D3C62C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value Measurement [Domain]</link:label>
    <link:label id="lab_us-gaap_FairValueDisclosureItemAmountsDomain_1878F5ED0E669862C06DE67A11D3C62C_label_en-US" xlink:label="lab_us-gaap_FairValueDisclosureItemAmountsDomain_1878F5ED0E669862C06DE67A11D3C62C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value Measurement [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueDisclosureItemAmountsDomain" xlink:label="loc_us-gaap_FairValueDisclosureItemAmountsDomain_1878F5ED0E669862C06DE67A11D3C62C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueDisclosureItemAmountsDomain_1878F5ED0E669862C06DE67A11D3C62C" xlink:to="lab_us-gaap_FairValueDisclosureItemAmountsDomain_1878F5ED0E669862C06DE67A11D3C62C" xlink:type="arc" />
    <link:label id="lab_us-gaap_PortionAtFairValueFairValueDisclosureMember_DB95E9FB167977C983CCE67A11D4A3CA_terseLabel_en-US" xlink:label="lab_us-gaap_PortionAtFairValueFairValueDisclosureMember_DB95E9FB167977C983CCE67A11D4A3CA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Portion at Fair Value Measurement [Member]</link:label>
    <link:label id="lab_us-gaap_PortionAtFairValueFairValueDisclosureMember_DB95E9FB167977C983CCE67A11D4A3CA_label_en-US" xlink:label="lab_us-gaap_PortionAtFairValueFairValueDisclosureMember_DB95E9FB167977C983CCE67A11D4A3CA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Portion at Fair Value Measurement [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PortionAtFairValueFairValueDisclosureMember" xlink:label="loc_us-gaap_PortionAtFairValueFairValueDisclosureMember_DB95E9FB167977C983CCE67A11D4A3CA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PortionAtFairValueFairValueDisclosureMember_DB95E9FB167977C983CCE67A11D4A3CA" xlink:to="lab_us-gaap_PortionAtFairValueFairValueDisclosureMember_DB95E9FB167977C983CCE67A11D4A3CA" xlink:type="arc" />
    <link:label id="lab_us-gaap_CarryingReportedAmountFairValueDisclosureMember_95687624778A96F850CBE67A11D4ADCE_terseLabel_en-US" xlink:label="lab_us-gaap_CarryingReportedAmountFairValueDisclosureMember_95687624778A96F850CBE67A11D4ADCE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Carrying Value</link:label>
    <link:label id="lab_us-gaap_CarryingReportedAmountFairValueDisclosureMember_95687624778A96F850CBE67A11D4ADCE_label_en-US" xlink:label="lab_us-gaap_CarryingReportedAmountFairValueDisclosureMember_95687624778A96F850CBE67A11D4ADCE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Reported Value Measurement [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CarryingReportedAmountFairValueDisclosureMember" xlink:label="loc_us-gaap_CarryingReportedAmountFairValueDisclosureMember_95687624778A96F850CBE67A11D4ADCE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CarryingReportedAmountFairValueDisclosureMember_95687624778A96F850CBE67A11D4ADCE" xlink:to="lab_us-gaap_CarryingReportedAmountFairValueDisclosureMember_95687624778A96F850CBE67A11D4ADCE" xlink:type="arc" />
    <link:label id="lab_us-gaap_EstimateOfFairValueFairValueDisclosureMember_575D95273A70D7313F9DE67A11D48EA1_terseLabel_en-US" xlink:label="lab_us-gaap_EstimateOfFairValueFairValueDisclosureMember_575D95273A70D7313F9DE67A11D48EA1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Estimated Fair Value</link:label>
    <link:label id="lab_us-gaap_EstimateOfFairValueFairValueDisclosureMember_575D95273A70D7313F9DE67A11D48EA1_label_en-US" xlink:label="lab_us-gaap_EstimateOfFairValueFairValueDisclosureMember_575D95273A70D7313F9DE67A11D48EA1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Estimate of Fair Value Measurement [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EstimateOfFairValueFairValueDisclosureMember" xlink:label="loc_us-gaap_EstimateOfFairValueFairValueDisclosureMember_575D95273A70D7313F9DE67A11D48EA1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EstimateOfFairValueFairValueDisclosureMember_575D95273A70D7313F9DE67A11D48EA1" xlink:to="lab_us-gaap_EstimateOfFairValueFairValueDisclosureMember_575D95273A70D7313F9DE67A11D48EA1" xlink:type="arc" />
    <link:label id="lab_lfus_USSeniorNotesSeriesADue2022Member_85FD5446BDE41746F2ECE67A11D549A6_terseLabel_en-US" xlink:label="lab_lfus_USSeniorNotesSeriesADue2022Member_85FD5446BDE41746F2ECE67A11D549A6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">USD Senior Notes, Series A due 2022</link:label>
    <link:label id="lab_lfus_USSeniorNotesSeriesADue2022Member_85FD5446BDE41746F2ECE67A11D549A6_label_en-US" xlink:label="lab_lfus_USSeniorNotesSeriesADue2022Member_85FD5446BDE41746F2ECE67A11D549A6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">US Senior Notes, Series A Due 2022 [Member]</link:label>
    <link:label id="lab_lfus_USSeniorNotesSeriesADue2022Member_85FD5446BDE41746F2ECE67A11D549A6_documentation_en-US" xlink:label="lab_lfus_USSeniorNotesSeriesADue2022Member_85FD5446BDE41746F2ECE67A11D549A6" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Related to the US senior notes series A due 2022.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_USSeniorNotesSeriesADue2022Member" xlink:label="loc_lfus_USSeniorNotesSeriesADue2022Member_85FD5446BDE41746F2ECE67A11D549A6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_USSeniorNotesSeriesADue2022Member_85FD5446BDE41746F2ECE67A11D549A6" xlink:to="lab_lfus_USSeniorNotesSeriesADue2022Member_85FD5446BDE41746F2ECE67A11D549A6" xlink:type="arc" />
    <link:label id="lab_lfus_USSeniorNotesSeriesBDue2027Member_B737278DD356921E18CDE67A11D5FF30_terseLabel_en-US" xlink:label="lab_lfus_USSeniorNotesSeriesBDue2027Member_B737278DD356921E18CDE67A11D5FF30" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">USD Senior Notes, Series B due 2027</link:label>
    <link:label id="lab_lfus_USSeniorNotesSeriesBDue2027Member_B737278DD356921E18CDE67A11D5FF30_label_en-US" xlink:label="lab_lfus_USSeniorNotesSeriesBDue2027Member_B737278DD356921E18CDE67A11D5FF30" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">US Senior Notes, Series B Due 2027 [Member]</link:label>
    <link:label id="lab_lfus_USSeniorNotesSeriesBDue2027Member_B737278DD356921E18CDE67A11D5FF30_documentation_en-US" xlink:label="lab_lfus_USSeniorNotesSeriesBDue2027Member_B737278DD356921E18CDE67A11D5FF30" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Related to the US senior notes series B due 2027.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_USSeniorNotesSeriesBDue2027Member" xlink:label="loc_lfus_USSeniorNotesSeriesBDue2027Member_B737278DD356921E18CDE67A11D5FF30" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_USSeniorNotesSeriesBDue2027Member_B737278DD356921E18CDE67A11D5FF30" xlink:to="lab_lfus_USSeniorNotesSeriesBDue2027Member_B737278DD356921E18CDE67A11D5FF30" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_7F23C8E7CDA9BA65E833E67A11D6F77E_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_7F23C8E7CDA9BA65E833E67A11D6F77E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]</link:label>
    <link:label id="lab_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_7F23C8E7CDA9BA65E833E67A11D6F77E_label_en-US" xlink:label="lab_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_7F23C8E7CDA9BA65E833E67A11D6F77E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems" xlink:label="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_7F23C8E7CDA9BA65E833E67A11D6F77E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_7F23C8E7CDA9BA65E833E67A11D6F77E" xlink:to="lab_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_7F23C8E7CDA9BA65E833E67A11D6F77E" xlink:type="arc" />
    <link:label id="lab_us-gaap_LongTermDebtFairValue_0404E883FB0E72099663E67A11D67EF9_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtFairValue_0404E883FB0E72099663E67A11D67EF9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Long-term debt fair value</link:label>
    <link:label id="lab_us-gaap_LongTermDebtFairValue_0404E883FB0E72099663E67A11D67EF9_label_en-US" xlink:label="lab_us-gaap_LongTermDebtFairValue_0404E883FB0E72099663E67A11D67EF9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Long-term Debt, Fair Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtFairValue" xlink:label="loc_us-gaap_LongTermDebtFairValue_0404E883FB0E72099663E67A11D67EF9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongTermDebtFairValue_0404E883FB0E72099663E67A11D67EF9" xlink:to="lab_us-gaap_LongTermDebtFairValue_0404E883FB0E72099663E67A11D67EF9" xlink:type="arc" />
    <link:label id="lab_us-gaap_QuarterlyFinancialInformationTextBlock_1F9A9D25AE6EC7A0FB75FC50C945BD7A_terseLabel_en-US" xlink:label="lab_us-gaap_QuarterlyFinancialInformationTextBlock_1F9A9D25AE6EC7A0FB75FC50C945BD7A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Selected Quarterly Financial Data (Unaudited)</link:label>
    <link:label id="lab_us-gaap_QuarterlyFinancialInformationTextBlock_1F9A9D25AE6EC7A0FB75FC50C945BD7A_label_en-US" xlink:label="lab_us-gaap_QuarterlyFinancialInformationTextBlock_1F9A9D25AE6EC7A0FB75FC50C945BD7A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Quarterly Financial Information [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_QuarterlyFinancialInformationTextBlock" xlink:label="loc_us-gaap_QuarterlyFinancialInformationTextBlock_1F9A9D25AE6EC7A0FB75FC50C945BD7A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_QuarterlyFinancialInformationTextBlock_1F9A9D25AE6EC7A0FB75FC50C945BD7A" xlink:to="lab_us-gaap_QuarterlyFinancialInformationTextBlock_1F9A9D25AE6EC7A0FB75FC50C945BD7A" xlink:type="arc" />
    <link:label id="lab_us-gaap_SignificantAccountingPoliciesTextBlock_6CFE809379CAC59D1BFECD26AC4E2EE8_terseLabel_en-US" xlink:label="lab_us-gaap_SignificantAccountingPoliciesTextBlock_6CFE809379CAC59D1BFECD26AC4E2EE8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Summary of Significant Accounting Policies and Other Information</link:label>
    <link:label id="lab_us-gaap_SignificantAccountingPoliciesTextBlock_6CFE809379CAC59D1BFECD26AC4E2EE8_label_en-US" xlink:label="lab_us-gaap_SignificantAccountingPoliciesTextBlock_6CFE809379CAC59D1BFECD26AC4E2EE8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Significant Accounting Policies [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SignificantAccountingPoliciesTextBlock" xlink:label="loc_us-gaap_SignificantAccountingPoliciesTextBlock_6CFE809379CAC59D1BFECD26AC4E2EE8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SignificantAccountingPoliciesTextBlock_6CFE809379CAC59D1BFECD26AC4E2EE8" xlink:to="lab_us-gaap_SignificantAccountingPoliciesTextBlock_6CFE809379CAC59D1BFECD26AC4E2EE8" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_008A791E79602825C214CD26AE66A3E8_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_008A791E79602825C214CD26AE66A3E8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Weighted average fair value of options granted (in dollars per share)</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_008A791E79602825C214CD26AE66A3E8_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_008A791E79602825C214CD26AE66A3E8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_008A791E79602825C214CD26AE66A3E8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_008A791E79602825C214CD26AE66A3E8" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_008A791E79602825C214CD26AE66A3E8" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract_FE9206751CAE2D2E0CFACD26AE668649_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract_FE9206751CAE2D2E0CFACD26AE668649" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Assumptions:</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract_FE9206751CAE2D2E0CFACD26AE668649_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract_FE9206751CAE2D2E0CFACD26AE668649" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions and Methodology [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract_FE9206751CAE2D2E0CFACD26AE668649" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract_FE9206751CAE2D2E0CFACD26AE668649" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract_FE9206751CAE2D2E0CFACD26AE668649" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_678FA774CA751320433BCD26AE6626DF_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_678FA774CA751320433BCD26AE6626DF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Risk-free interest rate</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_678FA774CA751320433BCD26AE6626DF_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_678FA774CA751320433BCD26AE6626DF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_678FA774CA751320433BCD26AE6626DF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_678FA774CA751320433BCD26AE6626DF" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_678FA774CA751320433BCD26AE6626DF" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_74E5DDE00D7ED908B2DACD26AE663FB3_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_74E5DDE00D7ED908B2DACD26AE663FB3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Expected dividend yield</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_74E5DDE00D7ED908B2DACD26AE663FB3_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_74E5DDE00D7ED908B2DACD26AE663FB3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_74E5DDE00D7ED908B2DACD26AE663FB3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_74E5DDE00D7ED908B2DACD26AE663FB3" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_74E5DDE00D7ED908B2DACD26AE663FB3" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_6688445510E70ACCD306CD26AE666545_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_6688445510E70ACCD306CD26AE666545" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Expected stock price volatility</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_6688445510E70ACCD306CD26AE666545_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_6688445510E70ACCD306CD26AE666545" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_6688445510E70ACCD306CD26AE666545" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_6688445510E70ACCD306CD26AE666545" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_6688445510E70ACCD306CD26AE666545" xlink:type="arc" />
    <link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_CC261C0E891593EE984DCD26AE6644BD_terseLabel_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_CC261C0E891593EE984DCD26AE6644BD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Expected life of options (years)</link:label>
    <link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_CC261C0E891593EE984DCD26AE6644BD_label_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_CC261C0E891593EE984DCD26AE6644BD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_CC261C0E891593EE984DCD26AE6644BD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_CC261C0E891593EE984DCD26AE6644BD" xlink:to="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_CC261C0E891593EE984DCD26AE6644BD" xlink:type="arc" />
    <link:label id="lab_lfus_AssetsAndLiabilitiesLesseeTableTextBlock_68B60F72295F537E815259CF06623B74_terseLabel_en-US" xlink:label="lab_lfus_AssetsAndLiabilitiesLesseeTableTextBlock_68B60F72295F537E815259CF06623B74" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Supplemental balance sheet information related to leases</link:label>
    <link:label id="lab_lfus_AssetsAndLiabilitiesLesseeTableTextBlock_68B60F72295F537E815259CF06623B74_label_en-US" xlink:label="lab_lfus_AssetsAndLiabilitiesLesseeTableTextBlock_68B60F72295F537E815259CF06623B74" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Assets And Liabilities, Lessee [Table Text Block]</link:label>
    <link:label id="lab_lfus_AssetsAndLiabilitiesLesseeTableTextBlock_68B60F72295F537E815259CF06623B74_documentation_en-US" xlink:label="lab_lfus_AssetsAndLiabilitiesLesseeTableTextBlock_68B60F72295F537E815259CF06623B74" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Assets And Liabilities, Lessee</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_AssetsAndLiabilitiesLesseeTableTextBlock" xlink:label="loc_lfus_AssetsAndLiabilitiesLesseeTableTextBlock_68B60F72295F537E815259CF06623B74" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_AssetsAndLiabilitiesLesseeTableTextBlock_68B60F72295F537E815259CF06623B74" xlink:to="lab_lfus_AssetsAndLiabilitiesLesseeTableTextBlock_68B60F72295F537E815259CF06623B74" xlink:type="arc" />
    <link:label id="lab_us-gaap_LeaseCostTableTextBlock_18B87CC9FF2D6D84314A59CF066268B9_terseLabel_en-US" xlink:label="lab_us-gaap_LeaseCostTableTextBlock_18B87CC9FF2D6D84314A59CF066268B9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Components of lease expense and supplemental cash flow information</link:label>
    <link:label id="lab_us-gaap_LeaseCostTableTextBlock_18B87CC9FF2D6D84314A59CF066268B9_label_en-US" xlink:label="lab_us-gaap_LeaseCostTableTextBlock_18B87CC9FF2D6D84314A59CF066268B9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Lease, Cost [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LeaseCostTableTextBlock" xlink:label="loc_us-gaap_LeaseCostTableTextBlock_18B87CC9FF2D6D84314A59CF066268B9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LeaseCostTableTextBlock_18B87CC9FF2D6D84314A59CF066268B9" xlink:to="lab_us-gaap_LeaseCostTableTextBlock_18B87CC9FF2D6D84314A59CF066268B9" xlink:type="arc" />
    <link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock_9AC5FD5B41FFCDA3710959CF0663E591_terseLabel_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock_9AC5FD5B41FFCDA3710959CF0663E591" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Maturities of lease liabilities</link:label>
    <link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock_9AC5FD5B41FFCDA3710959CF0663E591_label_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock_9AC5FD5B41FFCDA3710959CF0663E591" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Lessee, Operating Lease, Liability, Maturity [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock_9AC5FD5B41FFCDA3710959CF0663E591" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock_9AC5FD5B41FFCDA3710959CF0663E591" xlink:to="lab_us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock_9AC5FD5B41FFCDA3710959CF0663E591" xlink:type="arc" />
    <link:label id="lab_lfus_OperatingLeaseTermandDiscountRateTableTextBlock_93952FB9F7EEA6FD79AB59CF0663661E_terseLabel_en-US" xlink:label="lab_lfus_OperatingLeaseTermandDiscountRateTableTextBlock_93952FB9F7EEA6FD79AB59CF0663661E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Operating lease term and discount rate</link:label>
    <link:label id="lab_lfus_OperatingLeaseTermandDiscountRateTableTextBlock_93952FB9F7EEA6FD79AB59CF0663661E_label_en-US" xlink:label="lab_lfus_OperatingLeaseTermandDiscountRateTableTextBlock_93952FB9F7EEA6FD79AB59CF0663661E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Operating Lease Term and Discount Rate [Table Text Block]</link:label>
    <link:label id="lab_lfus_OperatingLeaseTermandDiscountRateTableTextBlock_93952FB9F7EEA6FD79AB59CF0663661E_documentation_en-US" xlink:label="lab_lfus_OperatingLeaseTermandDiscountRateTableTextBlock_93952FB9F7EEA6FD79AB59CF0663661E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Operating Lease Term and Discount Rate [Table Text Block]</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_OperatingLeaseTermandDiscountRateTableTextBlock" xlink:label="loc_lfus_OperatingLeaseTermandDiscountRateTableTextBlock_93952FB9F7EEA6FD79AB59CF0663661E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_OperatingLeaseTermandDiscountRateTableTextBlock_93952FB9F7EEA6FD79AB59CF0663661E" xlink:to="lab_lfus_OperatingLeaseTermandDiscountRateTableTextBlock_93952FB9F7EEA6FD79AB59CF0663661E" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfFutureMinimumRentalPaymentsForOperatingLeasesTableTextBlock_8A41403A799C461FF46F59D0E4ED6F9A_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfFutureMinimumRentalPaymentsForOperatingLeasesTableTextBlock_8A41403A799C461FF46F59D0E4ED6F9A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of future minimum rental payments for operating leases</link:label>
    <link:label id="lab_us-gaap_ScheduleOfFutureMinimumRentalPaymentsForOperatingLeasesTableTextBlock_8A41403A799C461FF46F59D0E4ED6F9A_label_en-US" xlink:label="lab_us-gaap_ScheduleOfFutureMinimumRentalPaymentsForOperatingLeasesTableTextBlock_8A41403A799C461FF46F59D0E4ED6F9A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfFutureMinimumRentalPaymentsForOperatingLeasesTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfFutureMinimumRentalPaymentsForOperatingLeasesTableTextBlock_8A41403A799C461FF46F59D0E4ED6F9A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfFutureMinimumRentalPaymentsForOperatingLeasesTableTextBlock_8A41403A799C461FF46F59D0E4ED6F9A" xlink:to="lab_us-gaap_ScheduleOfFutureMinimumRentalPaymentsForOperatingLeasesTableTextBlock_8A41403A799C461FF46F59D0E4ED6F9A" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_137D2AA63B361616805335EBA365F675_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_137D2AA63B361616805335EBA365F675" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Defined Benefit Plans Disclosures [Table]</link:label>
    <link:label id="lab_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_137D2AA63B361616805335EBA365F675_label_en-US" xlink:label="lab_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_137D2AA63B361616805335EBA365F675" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Defined Benefit Plans Disclosures [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable" xlink:label="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_137D2AA63B361616805335EBA365F675" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_137D2AA63B361616805335EBA365F675" xlink:to="lab_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_137D2AA63B361616805335EBA365F675" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherNoncurrentLiabilitiesMember_8A1CD287D141FD3941A635EBA366BB69_terseLabel_en-US" xlink:label="lab_us-gaap_OtherNoncurrentLiabilitiesMember_8A1CD287D141FD3941A635EBA366BB69" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other Long-Term Liabilities</link:label>
    <link:label id="lab_us-gaap_OtherNoncurrentLiabilitiesMember_8A1CD287D141FD3941A635EBA366BB69_label_en-US" xlink:label="lab_us-gaap_OtherNoncurrentLiabilitiesMember_8A1CD287D141FD3941A635EBA366BB69" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Noncurrent Liabilities [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherNoncurrentLiabilitiesMember" xlink:label="loc_us-gaap_OtherNoncurrentLiabilitiesMember_8A1CD287D141FD3941A635EBA366BB69" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherNoncurrentLiabilitiesMember_8A1CD287D141FD3941A635EBA366BB69" xlink:to="lab_us-gaap_OtherNoncurrentLiabilitiesMember_8A1CD287D141FD3941A635EBA366BB69" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanDisclosureLineItems_64B397506D7454311B1B35EBA3662DB7_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanDisclosureLineItems_64B397506D7454311B1B35EBA3662DB7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan Disclosure [Line Items]</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanDisclosureLineItems_64B397506D7454311B1B35EBA3662DB7_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanDisclosureLineItems_64B397506D7454311B1B35EBA3662DB7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan Disclosure [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanDisclosureLineItems" xlink:label="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_64B397506D7454311B1B35EBA3662DB7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_64B397506D7454311B1B35EBA3662DB7" xlink:to="lab_us-gaap_DefinedBenefitPlanDisclosureLineItems_64B397506D7454311B1B35EBA3662DB7" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths_687042970369E7F2B6E735EBA366CF03_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths_687042970369E7F2B6E735EBA366CF03" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">2020</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths_687042970369E7F2B6E735EBA366CF03_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths_687042970369E7F2B6E735EBA366CF03" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Expected Future Benefit Payment, Next Twelve Months</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths" xlink:label="loc_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths_687042970369E7F2B6E735EBA366CF03" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths_687042970369E7F2B6E735EBA366CF03" xlink:to="lab_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths_687042970369E7F2B6E735EBA366CF03" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo_1ECE7AD037666974FB6435EBA366718C_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo_1ECE7AD037666974FB6435EBA366718C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">2021</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo_1ECE7AD037666974FB6435EBA366718C_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo_1ECE7AD037666974FB6435EBA366718C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Expected Future Benefit Payment, Year Two</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo" xlink:label="loc_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo_1ECE7AD037666974FB6435EBA366718C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo_1ECE7AD037666974FB6435EBA366718C" xlink:to="lab_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo_1ECE7AD037666974FB6435EBA366718C" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree_46D291E47BD0C99E435E35EBA367BC57_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree_46D291E47BD0C99E435E35EBA367BC57" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">2022</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree_46D291E47BD0C99E435E35EBA367BC57_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree_46D291E47BD0C99E435E35EBA367BC57" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Expected Future Benefit Payment, Year Three</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree" xlink:label="loc_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree_46D291E47BD0C99E435E35EBA367BC57" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree_46D291E47BD0C99E435E35EBA367BC57" xlink:to="lab_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree_46D291E47BD0C99E435E35EBA367BC57" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour_4ADD3323D061247B86BD35EBA3675EC0_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour_4ADD3323D061247B86BD35EBA3675EC0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">2023</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour_4ADD3323D061247B86BD35EBA3675EC0_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour_4ADD3323D061247B86BD35EBA3675EC0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Expected Future Benefit Payment, Year Four</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour" xlink:label="loc_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour_4ADD3323D061247B86BD35EBA3675EC0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour_4ADD3323D061247B86BD35EBA3675EC0" xlink:to="lab_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour_4ADD3323D061247B86BD35EBA3675EC0" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive_5B2D99D34933195134FA35EBA36710E2_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive_5B2D99D34933195134FA35EBA36710E2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">2024</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive_5B2D99D34933195134FA35EBA36710E2_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive_5B2D99D34933195134FA35EBA36710E2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Expected Future Benefit Payment, Year Five</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive" xlink:label="loc_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive_5B2D99D34933195134FA35EBA36710E2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive_5B2D99D34933195134FA35EBA36710E2" xlink:to="lab_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive_5B2D99D34933195134FA35EBA36710E2" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter_FA759D054A238406B41235EBA3679C5C_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter_FA759D054A238406B41235EBA3679C5C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">2025-2029 and thereafter</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter_FA759D054A238406B41235EBA3679C5C_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter_FA759D054A238406B41235EBA3679C5C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Expected Future Benefit Payment, Five Fiscal Years Thereafter</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter" xlink:label="loc_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter_FA759D054A238406B41235EBA3679C5C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter_FA759D054A238406B41235EBA3679C5C" xlink:to="lab_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter_FA759D054A238406B41235EBA3679C5C" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanExpectedFutureEmployerContributionsNextFiscalYear_BD36BBC6CEA45EFE36AD35EBA367E668_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanExpectedFutureEmployerContributionsNextFiscalYear_BD36BBC6CEA45EFE36AD35EBA367E668" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Expected contributions</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanExpectedFutureEmployerContributionsNextFiscalYear_BD36BBC6CEA45EFE36AD35EBA367E668_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanExpectedFutureEmployerContributionsNextFiscalYear_BD36BBC6CEA45EFE36AD35EBA367E668" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Expected Future Employer Contributions, Next Fiscal Year</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedFutureEmployerContributionsNextFiscalYear" xlink:label="loc_us-gaap_DefinedBenefitPlanExpectedFutureEmployerContributionsNextFiscalYear_BD36BBC6CEA45EFE36AD35EBA367E668" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanExpectedFutureEmployerContributionsNextFiscalYear_BD36BBC6CEA45EFE36AD35EBA367E668" xlink:to="lab_us-gaap_DefinedBenefitPlanExpectedFutureEmployerContributionsNextFiscalYear_BD36BBC6CEA45EFE36AD35EBA367E668" xlink:type="arc" />
    <link:label id="lab_us-gaap_PensionAndOtherPostretirementBenefitExpense_0CC6FA03739A1969AB3B35EBA3671262_terseLabel_en-US" xlink:label="lab_us-gaap_PensionAndOtherPostretirementBenefitExpense_0CC6FA03739A1969AB3B35EBA3671262" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Post-employment plan expense</link:label>
    <link:label id="lab_us-gaap_PensionAndOtherPostretirementBenefitExpense_0CC6FA03739A1969AB3B35EBA3671262_label_en-US" xlink:label="lab_us-gaap_PensionAndOtherPostretirementBenefitExpense_0CC6FA03739A1969AB3B35EBA3671262" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Pension and Other Postretirement Benefits Cost (Reversal of Cost)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PensionAndOtherPostretirementBenefitExpense" xlink:label="loc_us-gaap_PensionAndOtherPostretirementBenefitExpense_0CC6FA03739A1969AB3B35EBA3671262" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PensionAndOtherPostretirementBenefitExpense_0CC6FA03739A1969AB3B35EBA3671262" xlink:to="lab_us-gaap_PensionAndOtherPostretirementBenefitExpense_0CC6FA03739A1969AB3B35EBA3671262" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanBenefitObligation_16BBAA9A4C4CBA96F80C35EBA3678058_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanBenefitObligation_16BBAA9A4C4CBA96F80C35EBA3678058" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Benefit obligation</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanBenefitObligation_16BBAA9A4C4CBA96F80C35EBA3678058_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanBenefitObligation_16BBAA9A4C4CBA96F80C35EBA3678058" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Benefit Obligation</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanBenefitObligation" xlink:label="loc_us-gaap_DefinedBenefitPlanBenefitObligation_16BBAA9A4C4CBA96F80C35EBA3678058" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanBenefitObligation_16BBAA9A4C4CBA96F80C35EBA3678058" xlink:to="lab_us-gaap_DefinedBenefitPlanBenefitObligation_16BBAA9A4C4CBA96F80C35EBA3678058" xlink:type="arc" />
    <link:label id="lab_us-gaap_AmountRecognizedInNetPeriodicBenefitCostAndOtherComprehensiveIncomeLossBeforeTax_2EFD12702EAD107DB1E735EBA3684AA2_terseLabel_en-US" xlink:label="lab_us-gaap_AmountRecognizedInNetPeriodicBenefitCostAndOtherComprehensiveIncomeLossBeforeTax_2EFD12702EAD107DB1E735EBA3684AA2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Amount recognized in other comprehensive income loss as a component of net periodic benefit cost</link:label>
    <link:label id="lab_us-gaap_AmountRecognizedInNetPeriodicBenefitCostAndOtherComprehensiveIncomeLossBeforeTax_2EFD12702EAD107DB1E735EBA3684AA2_label_en-US" xlink:label="lab_us-gaap_AmountRecognizedInNetPeriodicBenefitCostAndOtherComprehensiveIncomeLossBeforeTax_2EFD12702EAD107DB1E735EBA3684AA2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Amount Recognized in Net Periodic Benefit Cost (Credit) and Other Comprehensive (Income) Loss, before Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AmountRecognizedInNetPeriodicBenefitCostAndOtherComprehensiveIncomeLossBeforeTax" xlink:label="loc_us-gaap_AmountRecognizedInNetPeriodicBenefitCostAndOtherComprehensiveIncomeLossBeforeTax_2EFD12702EAD107DB1E735EBA3684AA2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AmountRecognizedInNetPeriodicBenefitCostAndOtherComprehensiveIncomeLossBeforeTax_2EFD12702EAD107DB1E735EBA3684AA2" xlink:to="lab_us-gaap_AmountRecognizedInNetPeriodicBenefitCostAndOtherComprehensiveIncomeLossBeforeTax_2EFD12702EAD107DB1E735EBA3684AA2" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessCombinationConsiderationTransferredAbstract_98CDE90AF5990B2A04BD30F654003A7A_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationConsiderationTransferredAbstract_98CDE90AF5990B2A04BD30F654003A7A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Total purchase consideration:</link:label>
    <link:label id="lab_us-gaap_BusinessCombinationConsiderationTransferredAbstract_98CDE90AF5990B2A04BD30F654003A7A_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationConsiderationTransferredAbstract_98CDE90AF5990B2A04BD30F654003A7A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combination, Consideration Transferred [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationConsiderationTransferredAbstract" xlink:label="loc_us-gaap_BusinessCombinationConsiderationTransferredAbstract_98CDE90AF5990B2A04BD30F654003A7A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationConsiderationTransferredAbstract_98CDE90AF5990B2A04BD30F654003A7A" xlink:to="lab_us-gaap_BusinessCombinationConsiderationTransferredAbstract_98CDE90AF5990B2A04BD30F654003A7A" xlink:type="arc" />
    <link:label id="lab_lfus_BusinessCombinationConsiderationTransferredCashSettledStockOptions_D98D3BA7CAC20ACCCBAE30F65401D8C6_terseLabel_en-US" xlink:label="lab_lfus_BusinessCombinationConsiderationTransferredCashSettledStockOptions_D98D3BA7CAC20ACCCBAE30F65401D8C6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cash settled stock options</link:label>
    <link:label id="lab_lfus_BusinessCombinationConsiderationTransferredCashSettledStockOptions_D98D3BA7CAC20ACCCBAE30F65401D8C6_label_en-US" xlink:label="lab_lfus_BusinessCombinationConsiderationTransferredCashSettledStockOptions_D98D3BA7CAC20ACCCBAE30F65401D8C6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cash settled stock options</link:label>
    <link:label id="lab_lfus_BusinessCombinationConsiderationTransferredCashSettledStockOptions_D98D3BA7CAC20ACCCBAE30F65401D8C6_documentation_en-US" xlink:label="lab_lfus_BusinessCombinationConsiderationTransferredCashSettledStockOptions_D98D3BA7CAC20ACCCBAE30F65401D8C6" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Amount of consideration transferred, consisting of cash settled stock options.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_BusinessCombinationConsiderationTransferredCashSettledStockOptions" xlink:label="loc_lfus_BusinessCombinationConsiderationTransferredCashSettledStockOptions_D98D3BA7CAC20ACCCBAE30F65401D8C6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_BusinessCombinationConsiderationTransferredCashSettledStockOptions_D98D3BA7CAC20ACCCBAE30F65401D8C6" xlink:to="lab_lfus_BusinessCombinationConsiderationTransferredCashSettledStockOptions_D98D3BA7CAC20ACCCBAE30F65401D8C6" xlink:type="arc" />
    <link:label id="lab_lfus_BusinessCombinationConsiderationTransferredConvertedStockOptions_49181594766F7E614DFF30F65406742C_terseLabel_en-US" xlink:label="lab_lfus_BusinessCombinationConsiderationTransferredConvertedStockOptions_49181594766F7E614DFF30F65406742C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Converted stock options</link:label>
    <link:label id="lab_lfus_BusinessCombinationConsiderationTransferredConvertedStockOptions_49181594766F7E614DFF30F65406742C_label_en-US" xlink:label="lab_lfus_BusinessCombinationConsiderationTransferredConvertedStockOptions_49181594766F7E614DFF30F65406742C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Converted stock options</link:label>
    <link:label id="lab_lfus_BusinessCombinationConsiderationTransferredConvertedStockOptions_49181594766F7E614DFF30F65406742C_documentation_en-US" xlink:label="lab_lfus_BusinessCombinationConsiderationTransferredConvertedStockOptions_49181594766F7E614DFF30F65406742C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Amount of consideration transferred, consisting of converted stock options.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_BusinessCombinationConsiderationTransferredConvertedStockOptions" xlink:label="loc_lfus_BusinessCombinationConsiderationTransferredConvertedStockOptions_49181594766F7E614DFF30F65406742C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_BusinessCombinationConsiderationTransferredConvertedStockOptions_49181594766F7E614DFF30F65406742C" xlink:to="lab_lfus_BusinessCombinationConsiderationTransferredConvertedStockOptions_49181594766F7E614DFF30F65406742C" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessCombinationConsiderationTransferredIncludingEquityInterestInAcquireeHeldPriorToCombination1_E51EAA86CAA47596A8D930F65407498A_totalLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationConsiderationTransferredIncludingEquityInterestInAcquireeHeldPriorToCombination1_E51EAA86CAA47596A8D930F65407498A" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total purchase consideration</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationConsiderationTransferredIncludingEquityInterestInAcquireeHeldPriorToCombination1" xlink:label="loc_us-gaap_BusinessCombinationConsiderationTransferredIncludingEquityInterestInAcquireeHeldPriorToCombination1_E51EAA86CAA47596A8D930F65407498A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationConsiderationTransferredIncludingEquityInterestInAcquireeHeldPriorToCombination1_E51EAA86CAA47596A8D930F65407498A" xlink:to="lab_us-gaap_BusinessCombinationConsiderationTransferredIncludingEquityInterestInAcquireeHeldPriorToCombination1_E51EAA86CAA47596A8D930F65407498A" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedLessNoncontrollingInterestAbstract_A1DB3B580EF21DE09F6830F65407743A_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedLessNoncontrollingInterestAbstract_A1DB3B580EF21DE09F6830F65407743A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Allocation of consideration to assets acquired and liabilities assumed:</link:label>
    <link:label id="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedLessNoncontrollingInterestAbstract_A1DB3B580EF21DE09F6830F65407743A_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedLessNoncontrollingInterestAbstract_A1DB3B580EF21DE09F6830F65407743A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Less Noncontrolling Interest [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedLessNoncontrollingInterestAbstract" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedLessNoncontrollingInterestAbstract_A1DB3B580EF21DE09F6830F65407743A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedLessNoncontrollingInterestAbstract_A1DB3B580EF21DE09F6830F65407743A" xlink:to="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedLessNoncontrollingInterestAbstract_A1DB3B580EF21DE09F6830F65407743A" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssets_14D54792155AEDD98D8430F654074235_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssets_14D54792155AEDD98D8430F654074235" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Current assets, net</link:label>
    <link:label id="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssets_14D54792155AEDD98D8430F654074235_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssets_14D54792155AEDD98D8430F654074235" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssets" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssets_14D54792155AEDD98D8430F654074235" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssets_14D54792155AEDD98D8430F654074235" xlink:to="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssets_14D54792155AEDD98D8430F654074235" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment_0ED59C9CCE77D322F86730F65407395A_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment_0ED59C9CCE77D322F86730F65407395A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Property, plant, and equipment</link:label>
    <link:label id="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment_0ED59C9CCE77D322F86730F65407395A_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment_0ED59C9CCE77D322F86730F65407395A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment_0ED59C9CCE77D322F86730F65407395A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment_0ED59C9CCE77D322F86730F65407395A" xlink:to="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment_0ED59C9CCE77D322F86730F65407395A" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_A5ACE5142EA5285F958F30F65407DEDC_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_A5ACE5142EA5285F958F30F65407DEDC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Intangible assets</link:label>
    <link:label id="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_A5ACE5142EA5285F958F30F65407DEDC_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_A5ACE5142EA5285F958F30F65407DEDC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_A5ACE5142EA5285F958F30F65407DEDC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_A5ACE5142EA5285F958F30F65407DEDC" xlink:to="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_A5ACE5142EA5285F958F30F65407DEDC" xlink:type="arc" />
    <link:label id="lab_lfus_BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedGoodwill_01984ABCC8250AB86B9B30F65408ECF3_terseLabel_en-US" xlink:label="lab_lfus_BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedGoodwill_01984ABCC8250AB86B9B30F65408ECF3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Goodwill</link:label>
    <link:label id="lab_lfus_BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedGoodwill_01984ABCC8250AB86B9B30F65408ECF3_label_en-US" xlink:label="lab_lfus_BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedGoodwill_01984ABCC8250AB86B9B30F65408ECF3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Goodwill</link:label>
    <link:label id="lab_lfus_BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedGoodwill_01984ABCC8250AB86B9B30F65408ECF3_documentation_en-US" xlink:label="lab_lfus_BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedGoodwill_01984ABCC8250AB86B9B30F65408ECF3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Goodwill</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedGoodwill" xlink:label="loc_lfus_BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedGoodwill_01984ABCC8250AB86B9B30F65408ECF3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedGoodwill_01984ABCC8250AB86B9B30F65408ECF3" xlink:to="lab_lfus_BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedGoodwill_01984ABCC8250AB86B9B30F65408ECF3" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentAssets_2468D4C5AF32202B75C730F654089B91_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentAssets_2468D4C5AF32202B75C730F654089B91" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other non-current assets</link:label>
    <link:label id="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentAssets_2468D4C5AF32202B75C730F654089B91_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentAssets_2468D4C5AF32202B75C730F654089B91" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Assets</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentAssets" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentAssets_2468D4C5AF32202B75C730F654089B91" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentAssets_2468D4C5AF32202B75C730F654089B91" xlink:to="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentAssets_2468D4C5AF32202B75C730F654089B91" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilities_8582A4CC9B6828C9DC8D30F65408033E_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilities_8582A4CC9B6828C9DC8D30F65408033E" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Current liabilities</link:label>
    <link:label id="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilities_8582A4CC9B6828C9DC8D30F65408033E_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilities_8582A4CC9B6828C9DC8D30F65408033E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilities" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilities_8582A4CC9B6828C9DC8D30F65408033E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilities_8582A4CC9B6828C9DC8D30F65408033E" xlink:to="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilities_8582A4CC9B6828C9DC8D30F65408033E" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities_36665D3D08DBE16EBB7930F654086433_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities_36665D3D08DBE16EBB7930F654086433" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Other non-current liabilities</link:label>
    <link:label id="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities_36665D3D08DBE16EBB7930F654086433_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities_36665D3D08DBE16EBB7930F654086433" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities_36665D3D08DBE16EBB7930F654086433" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities_36665D3D08DBE16EBB7930F654086433" xlink:to="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities_36665D3D08DBE16EBB7930F654086433" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_743111438249E8E096FC30F6540869C1_totalLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_743111438249E8E096FC30F6540869C1" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Assets acquired and liabilities assumed</link:label>
    <link:label id="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_743111438249E8E096FC30F6540869C1_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_743111438249E8E096FC30F6540869C1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_743111438249E8E096FC30F6540869C1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_743111438249E8E096FC30F6540869C1" xlink:to="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_743111438249E8E096FC30F6540869C1" xlink:type="arc" />
    <link:label id="lab_us-gaap_OperatingLeaseLiabilitiesPaymentsDueAbstract_C9232510A4EE66965F4AAA0BC10359C6_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeaseLiabilitiesPaymentsDueAbstract_C9232510A4EE66965F4AAA0BC10359C6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Operating Leases</link:label>
    <link:label id="lab_us-gaap_OperatingLeaseLiabilitiesPaymentsDueAbstract_C9232510A4EE66965F4AAA0BC10359C6_label_en-US" xlink:label="lab_us-gaap_OperatingLeaseLiabilitiesPaymentsDueAbstract_C9232510A4EE66965F4AAA0BC10359C6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Lessee, Operating Lease, Liability, Payment, Due [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseLiabilitiesPaymentsDueAbstract" xlink:label="loc_us-gaap_OperatingLeaseLiabilitiesPaymentsDueAbstract_C9232510A4EE66965F4AAA0BC10359C6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeaseLiabilitiesPaymentsDueAbstract_C9232510A4EE66965F4AAA0BC10359C6" xlink:to="lab_us-gaap_OperatingLeaseLiabilitiesPaymentsDueAbstract_C9232510A4EE66965F4AAA0BC10359C6" xlink:type="arc" />
    <link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_565D999CCC3BF650F276AA242B514D79_terseLabel_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_565D999CCC3BF650F276AA242B514D79" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">2020</link:label>
    <link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_565D999CCC3BF650F276AA242B514D79_label_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_565D999CCC3BF650F276AA242B514D79" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Lessee, Operating Lease, Liability, Payments, Due Next Twelve Months</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_565D999CCC3BF650F276AA242B514D79" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_565D999CCC3BF650F276AA242B514D79" xlink:to="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_565D999CCC3BF650F276AA242B514D79" xlink:type="arc" />
    <link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_2D63F3BB92A9BC27B902AA22C8DBD036_terseLabel_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_2D63F3BB92A9BC27B902AA22C8DBD036" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">2021</link:label>
    <link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_2D63F3BB92A9BC27B902AA22C8DBD036_label_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_2D63F3BB92A9BC27B902AA22C8DBD036" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Lessee, Operating Lease, Liability, Payments, Due Year Two</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_2D63F3BB92A9BC27B902AA22C8DBD036" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_2D63F3BB92A9BC27B902AA22C8DBD036" xlink:to="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_2D63F3BB92A9BC27B902AA22C8DBD036" xlink:type="arc" />
    <link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_231A17C42C4E70765A2FAA22C9243CA8_terseLabel_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_231A17C42C4E70765A2FAA22C9243CA8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">2022</link:label>
    <link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_231A17C42C4E70765A2FAA22C9243CA8_label_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_231A17C42C4E70765A2FAA22C9243CA8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Lessee, Operating Lease, Liability, Payments, Due Year Three</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_231A17C42C4E70765A2FAA22C9243CA8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_231A17C42C4E70765A2FAA22C9243CA8" xlink:to="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_231A17C42C4E70765A2FAA22C9243CA8" xlink:type="arc" />
    <link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_C25C9B29BE679762E447AA22C95C795D_terseLabel_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_C25C9B29BE679762E447AA22C95C795D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">2023</link:label>
    <link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_C25C9B29BE679762E447AA22C95C795D_label_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_C25C9B29BE679762E447AA22C95C795D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Lessee, Operating Lease, Liability, Payments, Due Year Four</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_C25C9B29BE679762E447AA22C95C795D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_C25C9B29BE679762E447AA22C95C795D" xlink:to="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_C25C9B29BE679762E447AA22C95C795D" xlink:type="arc" />
    <link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_429F8FB75E4398B9F4D9AA22C9B561ED_terseLabel_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_429F8FB75E4398B9F4D9AA22C9B561ED" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">2024</link:label>
    <link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_429F8FB75E4398B9F4D9AA22C9B561ED_label_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_429F8FB75E4398B9F4D9AA22C9B561ED" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Lessee, Operating Lease, Liability, Payments, Due Year Five</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_429F8FB75E4398B9F4D9AA22C9B561ED" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_429F8FB75E4398B9F4D9AA22C9B561ED" xlink:to="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_429F8FB75E4398B9F4D9AA22C9B561ED" xlink:type="arc" />
    <link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_A0A7E52914220F27BF4AAA22CA59D952_terseLabel_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_A0A7E52914220F27BF4AAA22CA59D952" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">2025 and thereafter</link:label>
    <link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_A0A7E52914220F27BF4AAA22CA59D952_label_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_A0A7E52914220F27BF4AAA22CA59D952" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Lessee, Operating Lease, Liability, Payments, Due after Year Five</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_A0A7E52914220F27BF4AAA22CA59D952" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_A0A7E52914220F27BF4AAA22CA59D952" xlink:to="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_A0A7E52914220F27BF4AAA22CA59D952" xlink:type="arc" />
    <link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_944EF3CAC4353CE8DA02AA233F502E5F_totalLabel_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_944EF3CAC4353CE8DA02AA233F502E5F" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total lease payments</link:label>
    <link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_944EF3CAC4353CE8DA02AA233F502E5F_label_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_944EF3CAC4353CE8DA02AA233F502E5F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Lessee, Operating Lease, Liability, Payments, Due</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_944EF3CAC4353CE8DA02AA233F502E5F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_944EF3CAC4353CE8DA02AA233F502E5F" xlink:to="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_944EF3CAC4353CE8DA02AA233F502E5F" xlink:type="arc" />
    <link:label id="lab_us-gaap_OperatingLeaseLiability_497AEB912D34D9342A81AA0BC10515CA_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeaseLiability_497AEB912D34D9342A81AA0BC10515CA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Present value of lease liabilities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseLiability" xlink:label="loc_us-gaap_OperatingLeaseLiability_497AEB912D34D9342A81AA0BC10515CA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeaseLiability_497AEB912D34D9342A81AA0BC10515CA" xlink:to="lab_us-gaap_OperatingLeaseLiability_497AEB912D34D9342A81AA0BC10515CA" xlink:type="arc" />
    <link:label id="lab_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTable_A2CEC501398C0D66A83BFC50C9C1C22F_terseLabel_en-US" xlink:label="lab_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTable_A2CEC501398C0D66A83BFC50C9C1C22F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Reclassification out of Accumulated Other Comprehensive Income [Table]</link:label>
    <link:label id="lab_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTable_A2CEC501398C0D66A83BFC50C9C1C22F_label_en-US" xlink:label="lab_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTable_A2CEC501398C0D66A83BFC50C9C1C22F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Reclassification out of Accumulated Other Comprehensive Income [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTable" xlink:label="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTable_A2CEC501398C0D66A83BFC50C9C1C22F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTable_A2CEC501398C0D66A83BFC50C9C1C22F" xlink:to="lab_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTable_A2CEC501398C0D66A83BFC50C9C1C22F" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetPriorServiceIncludingPortionAttributableToNoncontrollingInterestMember_658BE4A292EB9169776AFC50C9C1E2F2_terseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetPriorServiceIncludingPortionAttributableToNoncontrollingInterestMember_658BE4A292EB9169776AFC50C9C1E2F2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Amortization of prior service, net actuarial loss, and other</link:label>
    <link:label id="lab_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetPriorServiceIncludingPortionAttributableToNoncontrollingInterestMember_658BE4A292EB9169776AFC50C9C1E2F2_label_en-US" xlink:label="lab_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetPriorServiceIncludingPortionAttributableToNoncontrollingInterestMember_658BE4A292EB9169776AFC50C9C1E2F2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accumulated Defined Benefit Plans Adjustment, Net Prior Service Including Portion Attributable to Noncontrolling Interest [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetPriorServiceIncludingPortionAttributableToNoncontrollingInterestMember" xlink:label="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetPriorServiceIncludingPortionAttributableToNoncontrollingInterestMember_658BE4A292EB9169776AFC50C9C1E2F2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetPriorServiceIncludingPortionAttributableToNoncontrollingInterestMember_658BE4A292EB9169776AFC50C9C1E2F2" xlink:to="lab_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetPriorServiceIncludingPortionAttributableToNoncontrollingInterestMember_658BE4A292EB9169776AFC50C9C1E2F2" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetGainLossIncludingPortionAttributableToNoncontrollingInterestMember_8DC031727F6424EACCD5FC50C9C200B6_terseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetGainLossIncludingPortionAttributableToNoncontrollingInterestMember_8DC031727F6424EACCD5FC50C9C200B6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Settlement loss/curtailment (gain)</link:label>
    <link:label id="lab_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetGainLossIncludingPortionAttributableToNoncontrollingInterestMember_8DC031727F6424EACCD5FC50C9C200B6_label_en-US" xlink:label="lab_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetGainLossIncludingPortionAttributableToNoncontrollingInterestMember_8DC031727F6424EACCD5FC50C9C200B6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accumulated Defined Benefit Plans Adjustment, Net Gain (Loss) Including Portion Attributable to Noncontrolling Interest [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetGainLossIncludingPortionAttributableToNoncontrollingInterestMember" xlink:label="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetGainLossIncludingPortionAttributableToNoncontrollingInterestMember_8DC031727F6424EACCD5FC50C9C200B6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetGainLossIncludingPortionAttributableToNoncontrollingInterestMember_8DC031727F6424EACCD5FC50C9C200B6" xlink:to="lab_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetGainLossIncludingPortionAttributableToNoncontrollingInterestMember_8DC031727F6424EACCD5FC50C9C200B6" xlink:type="arc" />
    <link:label id="lab_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis_DF5B155279DA4997270CFC50C9C2F7B4_terseLabel_en-US" xlink:label="lab_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis_DF5B155279DA4997270CFC50C9C2F7B4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Reclassification out of Accumulated Other Comprehensive Income [Axis]</link:label>
    <link:label id="lab_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis_DF5B155279DA4997270CFC50C9C2F7B4_label_en-US" xlink:label="lab_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis_DF5B155279DA4997270CFC50C9C2F7B4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Reclassification out of Accumulated Other Comprehensive Income [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis" xlink:label="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis_DF5B155279DA4997270CFC50C9C2F7B4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis_DF5B155279DA4997270CFC50C9C2F7B4" xlink:to="lab_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis_DF5B155279DA4997270CFC50C9C2F7B4" xlink:type="arc" />
    <link:label id="lab_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeDomain_B4A8A28DCDF53C1BF02BFC50C9C29D8F_terseLabel_en-US" xlink:label="lab_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeDomain_B4A8A28DCDF53C1BF02BFC50C9C29D8F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Reclassification out of Accumulated Other Comprehensive Income [Domain]</link:label>
    <link:label id="lab_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeDomain_B4A8A28DCDF53C1BF02BFC50C9C29D8F_label_en-US" xlink:label="lab_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeDomain_B4A8A28DCDF53C1BF02BFC50C9C29D8F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Reclassification out of Accumulated Other Comprehensive Income [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeDomain" xlink:label="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeDomain_B4A8A28DCDF53C1BF02BFC50C9C29D8F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeDomain_B4A8A28DCDF53C1BF02BFC50C9C29D8F" xlink:to="lab_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeDomain_B4A8A28DCDF53C1BF02BFC50C9C29D8F" xlink:type="arc" />
    <link:label id="lab_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember_B28DA796228F09F4B845FC50C9C20344_terseLabel_en-US" xlink:label="lab_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember_B28DA796228F09F4B845FC50C9C20344" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Reclassification out of Accumulated Other Comprehensive Income</link:label>
    <link:label id="lab_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember_B28DA796228F09F4B845FC50C9C20344_label_en-US" xlink:label="lab_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember_B28DA796228F09F4B845FC50C9C20344" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Reclassification out of Accumulated Other Comprehensive Income [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember" xlink:label="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember_B28DA796228F09F4B845FC50C9C20344" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember_B28DA796228F09F4B845FC50C9C20344" xlink:to="lab_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember_B28DA796228F09F4B845FC50C9C20344" xlink:type="arc" />
    <link:label id="lab_us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems_15C2D212D249ABFF319FFC50C9C3A13F_terseLabel_en-US" xlink:label="lab_us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems_15C2D212D249ABFF319FFC50C9C3A13F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]</link:label>
    <link:label id="lab_us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems_15C2D212D249ABFF319FFC50C9C3A13F_label_en-US" xlink:label="lab_us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems_15C2D212D249ABFF319FFC50C9C3A13F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems" xlink:label="loc_us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems_15C2D212D249ABFF319FFC50C9C3A13F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems_15C2D212D249ABFF319FFC50C9C3A13F" xlink:to="lab_us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems_15C2D212D249ABFF319FFC50C9C3A13F" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherIncome_0B7E3B47656385A60623FC50C9C38AE2_verboseLabel_en-US" xlink:label="lab_us-gaap_OtherIncome_0B7E3B47656385A60623FC50C9C38AE2" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Total</link:label>
    <link:label id="lab_us-gaap_OtherIncome_0B7E3B47656385A60623FC50C9C38AE2_label_en-US" xlink:label="lab_us-gaap_OtherIncome_0B7E3B47656385A60623FC50C9C38AE2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Income</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherIncome" xlink:label="loc_us-gaap_OtherIncome_0B7E3B47656385A60623FC50C9C38AE2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherIncome_0B7E3B47656385A60623FC50C9C38AE2" xlink:to="lab_us-gaap_OtherIncome_0B7E3B47656385A60623FC50C9C38AE2" xlink:type="arc" />
    <link:label id="lab_us-gaap_MergersAcquisitionsAndDispositionsDisclosuresTextBlock_E6F1F336D538E35FFF10E14430BDBD28_terseLabel_en-US" xlink:label="lab_us-gaap_MergersAcquisitionsAndDispositionsDisclosuresTextBlock_E6F1F336D538E35FFF10E14430BDBD28" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Acquisitions and Dispositions</link:label>
    <link:label id="lab_us-gaap_MergersAcquisitionsAndDispositionsDisclosuresTextBlock_E6F1F336D538E35FFF10E14430BDBD28_label_en-US" xlink:label="lab_us-gaap_MergersAcquisitionsAndDispositionsDisclosuresTextBlock_E6F1F336D538E35FFF10E14430BDBD28" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Mergers, Acquisitions and Dispositions Disclosures [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_MergersAcquisitionsAndDispositionsDisclosuresTextBlock" xlink:label="loc_us-gaap_MergersAcquisitionsAndDispositionsDisclosuresTextBlock_E6F1F336D538E35FFF10E14430BDBD28" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MergersAcquisitionsAndDispositionsDisclosuresTextBlock_E6F1F336D538E35FFF10E14430BDBD28" xlink:to="lab_us-gaap_MergersAcquisitionsAndDispositionsDisclosuresTextBlock_E6F1F336D538E35FFF10E14430BDBD28" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTextBlock_71FA727F7486C4372A9ECD26AD4D1D2D_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTextBlock_71FA727F7486C4372A9ECD26AD4D1D2D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Defined Benefit Plans Disclosures</link:label>
    <link:label id="lab_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTextBlock_71FA727F7486C4372A9ECD26AD4D1D2D_label_en-US" xlink:label="lab_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTextBlock_71FA727F7486C4372A9ECD26AD4D1D2D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Defined Benefit Plans Disclosures [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTextBlock" xlink:label="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTextBlock_71FA727F7486C4372A9ECD26AD4D1D2D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTextBlock_71FA727F7486C4372A9ECD26AD4D1D2D" xlink:to="lab_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTextBlock_71FA727F7486C4372A9ECD26AD4D1D2D" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfAmountsRecognizedInBalanceSheetTableTextBlock_9A1EAF0D48C11BB31F39CD26AD4D1547_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfAmountsRecognizedInBalanceSheetTableTextBlock_9A1EAF0D48C11BB31F39CD26AD4D1547" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Amounts Recognized in Balance Sheet</link:label>
    <link:label id="lab_us-gaap_ScheduleOfAmountsRecognizedInBalanceSheetTableTextBlock_9A1EAF0D48C11BB31F39CD26AD4D1547_label_en-US" xlink:label="lab_us-gaap_ScheduleOfAmountsRecognizedInBalanceSheetTableTextBlock_9A1EAF0D48C11BB31F39CD26AD4D1547" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Amounts Recognized in Balance Sheet [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfAmountsRecognizedInBalanceSheetTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfAmountsRecognizedInBalanceSheetTableTextBlock_9A1EAF0D48C11BB31F39CD26AD4D1547" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfAmountsRecognizedInBalanceSheetTableTextBlock_9A1EAF0D48C11BB31F39CD26AD4D1547" xlink:to="lab_us-gaap_ScheduleOfAmountsRecognizedInBalanceSheetTableTextBlock_9A1EAF0D48C11BB31F39CD26AD4D1547" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfDefinedBenefitPlanAmountsRecognizedInOtherComprehensiveIncomeLossTableTextBlock_51757FD8D45255D4421ECD26AD4DCB92_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfDefinedBenefitPlanAmountsRecognizedInOtherComprehensiveIncomeLossTableTextBlock_51757FD8D45255D4421ECD26AD4DCB92" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Defined Benefit Plan Amounts Recognized in Other Comprehensive Income (Loss)</link:label>
    <link:label id="lab_us-gaap_ScheduleOfDefinedBenefitPlanAmountsRecognizedInOtherComprehensiveIncomeLossTableTextBlock_51757FD8D45255D4421ECD26AD4DCB92_label_en-US" xlink:label="lab_us-gaap_ScheduleOfDefinedBenefitPlanAmountsRecognizedInOtherComprehensiveIncomeLossTableTextBlock_51757FD8D45255D4421ECD26AD4DCB92" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Defined Benefit Plan Amounts Recognized in Other Comprehensive Income (Loss) [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfDefinedBenefitPlanAmountsRecognizedInOtherComprehensiveIncomeLossTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfDefinedBenefitPlanAmountsRecognizedInOtherComprehensiveIncomeLossTableTextBlock_51757FD8D45255D4421ECD26AD4DCB92" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfDefinedBenefitPlanAmountsRecognizedInOtherComprehensiveIncomeLossTableTextBlock_51757FD8D45255D4421ECD26AD4DCB92" xlink:to="lab_us-gaap_ScheduleOfDefinedBenefitPlanAmountsRecognizedInOtherComprehensiveIncomeLossTableTextBlock_51757FD8D45255D4421ECD26AD4DCB92" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfNetBenefitCostsTableTextBlock_AB8AFBEDECAF2DFD96FACD26AD4D0AC8_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfNetBenefitCostsTableTextBlock_AB8AFBEDECAF2DFD96FACD26AD4D0AC8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Net Benefit Costs</link:label>
    <link:label id="lab_us-gaap_ScheduleOfNetBenefitCostsTableTextBlock_AB8AFBEDECAF2DFD96FACD26AD4D0AC8_label_en-US" xlink:label="lab_us-gaap_ScheduleOfNetBenefitCostsTableTextBlock_AB8AFBEDECAF2DFD96FACD26AD4D0AC8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Net Benefit Costs [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfNetBenefitCostsTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfNetBenefitCostsTableTextBlock_AB8AFBEDECAF2DFD96FACD26AD4D0AC8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfNetBenefitCostsTableTextBlock_AB8AFBEDECAF2DFD96FACD26AD4D0AC8" xlink:to="lab_us-gaap_ScheduleOfNetBenefitCostsTableTextBlock_AB8AFBEDECAF2DFD96FACD26AD4D0AC8" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfAssumptionsUsedTableTextBlock_ABAEF200A47C5CF481EACD26AD4DA57A_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfAssumptionsUsedTableTextBlock_ABAEF200A47C5CF481EACD26AD4DA57A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Assumptions Used</link:label>
    <link:label id="lab_us-gaap_ScheduleOfAssumptionsUsedTableTextBlock_ABAEF200A47C5CF481EACD26AD4DA57A_label_en-US" xlink:label="lab_us-gaap_ScheduleOfAssumptionsUsedTableTextBlock_ABAEF200A47C5CF481EACD26AD4DA57A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Assumptions [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfAssumptionsUsedTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfAssumptionsUsedTableTextBlock_ABAEF200A47C5CF481EACD26AD4DA57A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfAssumptionsUsedTableTextBlock_ABAEF200A47C5CF481EACD26AD4DA57A" xlink:to="lab_us-gaap_ScheduleOfAssumptionsUsedTableTextBlock_ABAEF200A47C5CF481EACD26AD4DA57A" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfNetFundedStatusTableTextBlock_8730B398ADC7B386AA5BCD26AD4DD170_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfNetFundedStatusTableTextBlock_8730B398ADC7B386AA5BCD26AD4DD170" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Net Funded Status</link:label>
    <link:label id="lab_us-gaap_ScheduleOfNetFundedStatusTableTextBlock_8730B398ADC7B386AA5BCD26AD4DD170_label_en-US" xlink:label="lab_us-gaap_ScheduleOfNetFundedStatusTableTextBlock_8730B398ADC7B386AA5BCD26AD4DD170" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Net Funded Status [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfNetFundedStatusTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfNetFundedStatusTableTextBlock_8730B398ADC7B386AA5BCD26AD4DD170" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfNetFundedStatusTableTextBlock_8730B398ADC7B386AA5BCD26AD4DD170" xlink:to="lab_us-gaap_ScheduleOfNetFundedStatusTableTextBlock_8730B398ADC7B386AA5BCD26AD4DD170" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfExpectedBenefitPaymentsTableTextBlock_ABC61627782BDE352F64CD26AD4DCD3E_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfExpectedBenefitPaymentsTableTextBlock_ABC61627782BDE352F64CD26AD4DCD3E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Expected Benefit Payments</link:label>
    <link:label id="lab_us-gaap_ScheduleOfExpectedBenefitPaymentsTableTextBlock_ABC61627782BDE352F64CD26AD4DCD3E_label_en-US" xlink:label="lab_us-gaap_ScheduleOfExpectedBenefitPaymentsTableTextBlock_ABC61627782BDE352F64CD26AD4DCD3E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Expected Benefit Payments [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfExpectedBenefitPaymentsTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfExpectedBenefitPaymentsTableTextBlock_ABC61627782BDE352F64CD26AD4DCD3E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfExpectedBenefitPaymentsTableTextBlock_ABC61627782BDE352F64CD26AD4DCD3E" xlink:to="lab_us-gaap_ScheduleOfExpectedBenefitPaymentsTableTextBlock_ABC61627782BDE352F64CD26AD4DCD3E" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfAllocationOfPlanAssetsTableTextBlock_9B678A2EFA366981751ACD26AD4D2BC1_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfAllocationOfPlanAssetsTableTextBlock_9B678A2EFA366981751ACD26AD4D2BC1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Allocation of Plan Assets</link:label>
    <link:label id="lab_us-gaap_ScheduleOfAllocationOfPlanAssetsTableTextBlock_9B678A2EFA366981751ACD26AD4D2BC1_label_en-US" xlink:label="lab_us-gaap_ScheduleOfAllocationOfPlanAssetsTableTextBlock_9B678A2EFA366981751ACD26AD4D2BC1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Allocation of Plan Assets [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfAllocationOfPlanAssetsTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfAllocationOfPlanAssetsTableTextBlock_9B678A2EFA366981751ACD26AD4D2BC1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfAllocationOfPlanAssetsTableTextBlock_9B678A2EFA366981751ACD26AD4D2BC1" xlink:to="lab_us-gaap_ScheduleOfAllocationOfPlanAssetsTableTextBlock_9B678A2EFA366981751ACD26AD4D2BC1" xlink:type="arc" />
    <link:label id="lab_lfus_PensionPlanAssetsMeasuredAtFairValueTableTextBlock_06C1F1FC8CF2A3354BA4CD26AD4D7F38_terseLabel_en-US" xlink:label="lab_lfus_PensionPlanAssetsMeasuredAtFairValueTableTextBlock_06C1F1FC8CF2A3354BA4CD26AD4D7F38" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Pension Plan Assets Measured at Fair Value</link:label>
    <link:label id="lab_lfus_PensionPlanAssetsMeasuredAtFairValueTableTextBlock_06C1F1FC8CF2A3354BA4CD26AD4D7F38_label_en-US" xlink:label="lab_lfus_PensionPlanAssetsMeasuredAtFairValueTableTextBlock_06C1F1FC8CF2A3354BA4CD26AD4D7F38" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Pension Plan Assets Measured at Fair Value [Table Text Block]</link:label>
    <link:label id="lab_lfus_PensionPlanAssetsMeasuredAtFairValueTableTextBlock_06C1F1FC8CF2A3354BA4CD26AD4D7F38_documentation_en-US" xlink:label="lab_lfus_PensionPlanAssetsMeasuredAtFairValueTableTextBlock_06C1F1FC8CF2A3354BA4CD26AD4D7F38" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Tabular disclosure of pension plan assets measured at fair value.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_PensionPlanAssetsMeasuredAtFairValueTableTextBlock" xlink:label="loc_lfus_PensionPlanAssetsMeasuredAtFairValueTableTextBlock_06C1F1FC8CF2A3354BA4CD26AD4D7F38" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_PensionPlanAssetsMeasuredAtFairValueTableTextBlock_06C1F1FC8CF2A3354BA4CD26AD4D7F38" xlink:to="lab_lfus_PensionPlanAssetsMeasuredAtFairValueTableTextBlock_06C1F1FC8CF2A3354BA4CD26AD4D7F38" xlink:type="arc" />
    <link:label id="lab_us-gaap_UnsecuredDebtMember_7D1A20A82DFE2A15BE26E67A12076020_terseLabel_en-US" xlink:label="lab_us-gaap_UnsecuredDebtMember_7D1A20A82DFE2A15BE26E67A12076020" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Term Loan</link:label>
    <link:label id="lab_us-gaap_UnsecuredDebtMember_7D1A20A82DFE2A15BE26E67A12076020_label_en-US" xlink:label="lab_us-gaap_UnsecuredDebtMember_7D1A20A82DFE2A15BE26E67A12076020" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Unsecured Debt [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_UnsecuredDebtMember" xlink:label="loc_us-gaap_UnsecuredDebtMember_7D1A20A82DFE2A15BE26E67A12076020" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_UnsecuredDebtMember_7D1A20A82DFE2A15BE26E67A12076020" xlink:to="lab_us-gaap_UnsecuredDebtMember_7D1A20A82DFE2A15BE26E67A12076020" xlink:type="arc" />
    <link:label id="lab_us-gaap_NotesPayableOtherPayablesMember_1EEF5DFE951A412CBC15E67A12091886_terseLabel_en-US" xlink:label="lab_us-gaap_NotesPayableOtherPayablesMember_1EEF5DFE951A412CBC15E67A12091886" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other</link:label>
    <link:label id="lab_us-gaap_NotesPayableOtherPayablesMember_1EEF5DFE951A412CBC15E67A12091886_label_en-US" xlink:label="lab_us-gaap_NotesPayableOtherPayablesMember_1EEF5DFE951A412CBC15E67A12091886" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Notes Payable, Other Payables [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NotesPayableOtherPayablesMember" xlink:label="loc_us-gaap_NotesPayableOtherPayablesMember_1EEF5DFE951A412CBC15E67A12091886" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NotesPayableOtherPayablesMember_1EEF5DFE951A412CBC15E67A12091886" xlink:to="lab_us-gaap_NotesPayableOtherPayablesMember_1EEF5DFE951A412CBC15E67A12091886" xlink:type="arc" />
    <link:label id="lab_us-gaap_DebtInstrumentCarryingAmount_CAFFD2F3B922A74EEFBEE67A12096FC8_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentCarryingAmount_CAFFD2F3B922A74EEFBEE67A12096FC8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Long-term debt, gross</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentCarryingAmount" xlink:label="loc_us-gaap_DebtInstrumentCarryingAmount_CAFFD2F3B922A74EEFBEE67A12096FC8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentCarryingAmount_CAFFD2F3B922A74EEFBEE67A12096FC8" xlink:to="lab_us-gaap_DebtInstrumentCarryingAmount_CAFFD2F3B922A74EEFBEE67A12096FC8" xlink:type="arc" />
    <link:label id="lab_us-gaap_DeferredFinanceCostsNet_29427B08433AADD23458E67A12098243_negatedLabel_en-US" xlink:label="lab_us-gaap_DeferredFinanceCostsNet_29427B08433AADD23458E67A12098243" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Unamortized debt issuance costs</link:label>
    <link:label id="lab_us-gaap_DeferredFinanceCostsNet_29427B08433AADD23458E67A12098243_label_en-US" xlink:label="lab_us-gaap_DeferredFinanceCostsNet_29427B08433AADD23458E67A12098243" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt Issuance Costs, Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredFinanceCostsNet" xlink:label="loc_us-gaap_DeferredFinanceCostsNet_29427B08433AADD23458E67A12098243" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DeferredFinanceCostsNet_29427B08433AADD23458E67A12098243" xlink:to="lab_us-gaap_DeferredFinanceCostsNet_29427B08433AADD23458E67A12098243" xlink:type="arc" />
    <link:label id="lab_us-gaap_LongTermDebt_516BA2C1C63B4E43F854E67A1209141D_totalLabel_en-US" xlink:label="lab_us-gaap_LongTermDebt_516BA2C1C63B4E43F854E67A1209141D" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total debt</link:label>
    <link:label id="lab_us-gaap_LongTermDebt_516BA2C1C63B4E43F854E67A1209141D_label_en-US" xlink:label="lab_us-gaap_LongTermDebt_516BA2C1C63B4E43F854E67A1209141D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Long-term Debt</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebt" xlink:label="loc_us-gaap_LongTermDebt_516BA2C1C63B4E43F854E67A1209141D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongTermDebt_516BA2C1C63B4E43F854E67A1209141D" xlink:to="lab_us-gaap_LongTermDebt_516BA2C1C63B4E43F854E67A1209141D" xlink:type="arc" />
    <link:label id="lab_us-gaap_LongTermDebtCurrent_CF54F41E6B75EAD91CBEE67A120A5A2B_negatedLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtCurrent_CF54F41E6B75EAD91CBEE67A120A5A2B" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Less: Current maturities</link:label>
    <link:label id="lab_us-gaap_LongTermDebtCurrent_CF54F41E6B75EAD91CBEE67A120A5A2B_label_en-US" xlink:label="lab_us-gaap_LongTermDebtCurrent_CF54F41E6B75EAD91CBEE67A120A5A2B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Long-term Debt, Current Maturities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtCurrent" xlink:label="loc_us-gaap_LongTermDebtCurrent_CF54F41E6B75EAD91CBEE67A120A5A2B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongTermDebtCurrent_CF54F41E6B75EAD91CBEE67A120A5A2B" xlink:to="lab_us-gaap_LongTermDebtCurrent_CF54F41E6B75EAD91CBEE67A120A5A2B" xlink:type="arc" />
    <link:label id="lab_us-gaap_LongTermDebtNoncurrent_96AAA9E0E1B05BA2105BE67A120A8FD6_verboseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtNoncurrent_96AAA9E0E1B05BA2105BE67A120A8FD6" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Total long-term debt</link:label>
    <link:label id="lab_us-gaap_LongTermDebtNoncurrent_96AAA9E0E1B05BA2105BE67A120A8FD6_label_en-US" xlink:label="lab_us-gaap_LongTermDebtNoncurrent_96AAA9E0E1B05BA2105BE67A120A8FD6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Long-term Debt, Excluding Current Maturities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtNoncurrent" xlink:label="loc_us-gaap_LongTermDebtNoncurrent_96AAA9E0E1B05BA2105BE67A120A8FD6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongTermDebtNoncurrent_96AAA9E0E1B05BA2105BE67A120A8FD6" xlink:to="lab_us-gaap_LongTermDebtNoncurrent_96AAA9E0E1B05BA2105BE67A120A8FD6" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeTaxContingencyTable_CC8540594BC943020957451873049E42_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxContingencyTable_CC8540594BC943020957451873049E42" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Income Tax Contingency [Table]</link:label>
    <link:label id="lab_us-gaap_IncomeTaxContingencyTable_CC8540594BC943020957451873049E42_label_en-US" xlink:label="lab_us-gaap_IncomeTaxContingencyTable_CC8540594BC943020957451873049E42" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Tax Contingency [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxContingencyTable" xlink:label="loc_us-gaap_IncomeTaxContingencyTable_CC8540594BC943020957451873049E42" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeTaxContingencyTable_CC8540594BC943020957451873049E42" xlink:to="lab_us-gaap_IncomeTaxContingencyTable_CC8540594BC943020957451873049E42" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeTaxAuthorityAxis_00CC1625B1D337222B444518730B2166_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxAuthorityAxis_00CC1625B1D337222B444518730B2166" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Income Tax Authority [Axis]</link:label>
    <link:label id="lab_us-gaap_IncomeTaxAuthorityAxis_00CC1625B1D337222B444518730B2166_label_en-US" xlink:label="lab_us-gaap_IncomeTaxAuthorityAxis_00CC1625B1D337222B444518730B2166" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Tax Authority [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxAuthorityAxis" xlink:label="loc_us-gaap_IncomeTaxAuthorityAxis_00CC1625B1D337222B444518730B2166" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeTaxAuthorityAxis_00CC1625B1D337222B444518730B2166" xlink:to="lab_us-gaap_IncomeTaxAuthorityAxis_00CC1625B1D337222B444518730B2166" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeTaxAuthorityDomain_6C550783734F2F2497BD4518730BC889_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxAuthorityDomain_6C550783734F2F2497BD4518730BC889" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Income Tax Authority [Domain]</link:label>
    <link:label id="lab_us-gaap_IncomeTaxAuthorityDomain_6C550783734F2F2497BD4518730BC889_label_en-US" xlink:label="lab_us-gaap_IncomeTaxAuthorityDomain_6C550783734F2F2497BD4518730BC889" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Tax Authority [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxAuthorityDomain" xlink:label="loc_us-gaap_IncomeTaxAuthorityDomain_6C550783734F2F2497BD4518730BC889" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeTaxAuthorityDomain_6C550783734F2F2497BD4518730BC889" xlink:to="lab_us-gaap_IncomeTaxAuthorityDomain_6C550783734F2F2497BD4518730BC889" xlink:type="arc" />
    <link:label id="lab_us-gaap_ForeignCountryMember_92107BE9AF706524768A4518730B8693_terseLabel_en-US" xlink:label="lab_us-gaap_ForeignCountryMember_92107BE9AF706524768A4518730B8693" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Foreign Tax Authority</link:label>
    <link:label id="lab_us-gaap_ForeignCountryMember_92107BE9AF706524768A4518730B8693_label_en-US" xlink:label="lab_us-gaap_ForeignCountryMember_92107BE9AF706524768A4518730B8693" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Foreign Tax Authority [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ForeignCountryMember" xlink:label="loc_us-gaap_ForeignCountryMember_92107BE9AF706524768A4518730B8693" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ForeignCountryMember_92107BE9AF706524768A4518730B8693" xlink:to="lab_us-gaap_ForeignCountryMember_92107BE9AF706524768A4518730B8693" xlink:type="arc" />
    <link:label id="lab_us-gaap_DomesticCountryMember_82A33CA44056458C875C4518730BE5CB_terseLabel_en-US" xlink:label="lab_us-gaap_DomesticCountryMember_82A33CA44056458C875C4518730BE5CB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Domestic Tax Authority</link:label>
    <link:label id="lab_us-gaap_DomesticCountryMember_82A33CA44056458C875C4518730BE5CB_label_en-US" xlink:label="lab_us-gaap_DomesticCountryMember_82A33CA44056458C875C4518730BE5CB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Domestic Tax Authority [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DomesticCountryMember" xlink:label="loc_us-gaap_DomesticCountryMember_82A33CA44056458C875C4518730BE5CB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DomesticCountryMember_82A33CA44056458C875C4518730BE5CB" xlink:to="lab_us-gaap_DomesticCountryMember_82A33CA44056458C875C4518730BE5CB" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeTaxContingencyLineItems_369227E474D8757458D34518730CE55A_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxContingencyLineItems_369227E474D8757458D34518730CE55A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Income Tax Contingency [Line Items]</link:label>
    <link:label id="lab_us-gaap_IncomeTaxContingencyLineItems_369227E474D8757458D34518730CE55A_label_en-US" xlink:label="lab_us-gaap_IncomeTaxContingencyLineItems_369227E474D8757458D34518730CE55A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Tax Contingency [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxContingencyLineItems" xlink:label="loc_us-gaap_IncomeTaxContingencyLineItems_369227E474D8757458D34518730CE55A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeTaxContingencyLineItems_369227E474D8757458D34518730CE55A" xlink:to="lab_us-gaap_IncomeTaxContingencyLineItems_369227E474D8757458D34518730CE55A" xlink:type="arc" />
    <link:label id="lab_us-gaap_UnrecognizedTaxBenefitsPeriodIncreaseDecrease_A150E8D3D0F29FF4B4EC454C53287F93_terseLabel_en-US" xlink:label="lab_us-gaap_UnrecognizedTaxBenefitsPeriodIncreaseDecrease_A150E8D3D0F29FF4B4EC454C53287F93" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Unrecognized Tax Benefits, Period Increase (Decrease)</link:label>
    <link:label id="lab_us-gaap_UnrecognizedTaxBenefitsPeriodIncreaseDecrease_A150E8D3D0F29FF4B4EC454C53287F93_label_en-US" xlink:label="lab_us-gaap_UnrecognizedTaxBenefitsPeriodIncreaseDecrease_A150E8D3D0F29FF4B4EC454C53287F93" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Unrecognized Tax Benefits, Period Increase (Decrease)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_UnrecognizedTaxBenefitsPeriodIncreaseDecrease" xlink:label="loc_us-gaap_UnrecognizedTaxBenefitsPeriodIncreaseDecrease_A150E8D3D0F29FF4B4EC454C53287F93" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_UnrecognizedTaxBenefitsPeriodIncreaseDecrease_A150E8D3D0F29FF4B4EC454C53287F93" xlink:to="lab_us-gaap_UnrecognizedTaxBenefitsPeriodIncreaseDecrease_A150E8D3D0F29FF4B4EC454C53287F93" xlink:type="arc" />
    <link:label id="lab_lfus_IncomeTaxExpenseBenefitContinuingOperationsAdjustmentOfDeferredTaxAssetLiabilityTollChargeNoncurrent_85F94F240864989DBAE24518730D7AE0_negatedTerseLabel_en-US" xlink:label="lab_lfus_IncomeTaxExpenseBenefitContinuingOperationsAdjustmentOfDeferredTaxAssetLiabilityTollChargeNoncurrent_85F94F240864989DBAE24518730D7AE0" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Toll charge, noncurrent</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_IncomeTaxExpenseBenefitContinuingOperationsAdjustmentOfDeferredTaxAssetLiabilityTollChargeNoncurrent" xlink:label="loc_lfus_IncomeTaxExpenseBenefitContinuingOperationsAdjustmentOfDeferredTaxAssetLiabilityTollChargeNoncurrent_85F94F240864989DBAE24518730D7AE0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_IncomeTaxExpenseBenefitContinuingOperationsAdjustmentOfDeferredTaxAssetLiabilityTollChargeNoncurrent_85F94F240864989DBAE24518730D7AE0" xlink:to="lab_lfus_IncomeTaxExpenseBenefitContinuingOperationsAdjustmentOfDeferredTaxAssetLiabilityTollChargeNoncurrent_85F94F240864989DBAE24518730D7AE0" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeTaxReconciliationTaxCreditsForeign_76D40E3CC0A0BA85A1964518730E04A5_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxReconciliationTaxCreditsForeign_76D40E3CC0A0BA85A1964518730E04A5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Foreign tax credits</link:label>
    <link:label id="lab_us-gaap_IncomeTaxReconciliationTaxCreditsForeign_76D40E3CC0A0BA85A1964518730E04A5_label_en-US" xlink:label="lab_us-gaap_IncomeTaxReconciliationTaxCreditsForeign_76D40E3CC0A0BA85A1964518730E04A5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Effective Income Tax Rate Reconciliation, Tax Credit, Foreign, Amount</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxReconciliationTaxCreditsForeign" xlink:label="loc_us-gaap_IncomeTaxReconciliationTaxCreditsForeign_76D40E3CC0A0BA85A1964518730E04A5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeTaxReconciliationTaxCreditsForeign_76D40E3CC0A0BA85A1964518730E04A5" xlink:to="lab_us-gaap_IncomeTaxReconciliationTaxCreditsForeign_76D40E3CC0A0BA85A1964518730E04A5" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeTaxesPaid_5C0AFDB1D2CB5A44E33E4518730E2944_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxesPaid_5C0AFDB1D2CB5A44E33E4518730E2944" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Income taxes paid</link:label>
    <link:label id="lab_us-gaap_IncomeTaxesPaid_5C0AFDB1D2CB5A44E33E4518730E2944_label_en-US" xlink:label="lab_us-gaap_IncomeTaxesPaid_5C0AFDB1D2CB5A44E33E4518730E2944" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Taxes Paid</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxesPaid" xlink:label="loc_us-gaap_IncomeTaxesPaid_5C0AFDB1D2CB5A44E33E4518730E2944" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeTaxesPaid_5C0AFDB1D2CB5A44E33E4518730E2944" xlink:to="lab_us-gaap_IncomeTaxesPaid_5C0AFDB1D2CB5A44E33E4518730E2944" xlink:type="arc" />
    <link:label id="lab_us-gaap_ProceedsFromIncomeTaxRefunds_29A047E90A176D4F600A4518730E2966_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromIncomeTaxRefunds_29A047E90A176D4F600A4518730E2966" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Income tax refunds</link:label>
    <link:label id="lab_us-gaap_ProceedsFromIncomeTaxRefunds_29A047E90A176D4F600A4518730E2966_label_en-US" xlink:label="lab_us-gaap_ProceedsFromIncomeTaxRefunds_29A047E90A176D4F600A4518730E2966" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Proceeds from Income Tax Refunds</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromIncomeTaxRefunds" xlink:label="loc_us-gaap_ProceedsFromIncomeTaxRefunds_29A047E90A176D4F600A4518730E2966" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromIncomeTaxRefunds_29A047E90A176D4F600A4518730E2966" xlink:to="lab_us-gaap_ProceedsFromIncomeTaxRefunds_29A047E90A176D4F600A4518730E2966" xlink:type="arc" />
    <link:label id="lab_us-gaap_UndistributedEarningsOfForeignSubsidiaries_5BF320283F0E219D32954518730EE6D4_terseLabel_en-US" xlink:label="lab_us-gaap_UndistributedEarningsOfForeignSubsidiaries_5BF320283F0E219D32954518730EE6D4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Unremitted earnings of the Company&#8217;s non-U.S. subsidiaries</link:label>
    <link:label id="lab_us-gaap_UndistributedEarningsOfForeignSubsidiaries_5BF320283F0E219D32954518730EE6D4_label_en-US" xlink:label="lab_us-gaap_UndistributedEarningsOfForeignSubsidiaries_5BF320283F0E219D32954518730EE6D4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Undistributed Earnings of Foreign Subsidiaries</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_UndistributedEarningsOfForeignSubsidiaries" xlink:label="loc_us-gaap_UndistributedEarningsOfForeignSubsidiaries_5BF320283F0E219D32954518730EE6D4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_UndistributedEarningsOfForeignSubsidiaries_5BF320283F0E219D32954518730EE6D4" xlink:to="lab_us-gaap_UndistributedEarningsOfForeignSubsidiaries_5BF320283F0E219D32954518730EE6D4" xlink:type="arc" />
    <link:label id="lab_lfus_DeferredTaxLiabilitiesRecognizedonUndistributedForeignEarnings_1058956B9B31E0EA525F4518730E57CE_terseLabel_en-US" xlink:label="lab_lfus_DeferredTaxLiabilitiesRecognizedonUndistributedForeignEarnings_1058956B9B31E0EA525F4518730E57CE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Deferred tax liabilities recognized on foreign earnings</link:label>
    <link:label id="lab_lfus_DeferredTaxLiabilitiesRecognizedonUndistributedForeignEarnings_1058956B9B31E0EA525F4518730E57CE_label_en-US" xlink:label="lab_lfus_DeferredTaxLiabilitiesRecognizedonUndistributedForeignEarnings_1058956B9B31E0EA525F4518730E57CE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Deferred Tax Liabilities Recognized on Undistributed Foreign Earnings</link:label>
    <link:label id="lab_lfus_DeferredTaxLiabilitiesRecognizedonUndistributedForeignEarnings_1058956B9B31E0EA525F4518730E57CE_documentation_en-US" xlink:label="lab_lfus_DeferredTaxLiabilitiesRecognizedonUndistributedForeignEarnings_1058956B9B31E0EA525F4518730E57CE" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Deferred Tax Liabilities Recognized on Undistributed Foreign Earnings</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_DeferredTaxLiabilitiesRecognizedonUndistributedForeignEarnings" xlink:label="loc_lfus_DeferredTaxLiabilitiesRecognizedonUndistributedForeignEarnings_1058956B9B31E0EA525F4518730E57CE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_DeferredTaxLiabilitiesRecognizedonUndistributedForeignEarnings_1058956B9B31E0EA525F4518730E57CE" xlink:to="lab_lfus_DeferredTaxLiabilitiesRecognizedonUndistributedForeignEarnings_1058956B9B31E0EA525F4518730E57CE" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeTaxHolidayAggregateDollarAmount_A3AFFB937E9CE35C61EA4518730EE045_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxHolidayAggregateDollarAmount_A3AFFB937E9CE35C61EA4518730EE045" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Tax holidays</link:label>
    <link:label id="lab_us-gaap_IncomeTaxHolidayAggregateDollarAmount_A3AFFB937E9CE35C61EA4518730EE045_label_en-US" xlink:label="lab_us-gaap_IncomeTaxHolidayAggregateDollarAmount_A3AFFB937E9CE35C61EA4518730EE045" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Tax Holiday, Aggregate Dollar Amount</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxHolidayAggregateDollarAmount" xlink:label="loc_us-gaap_IncomeTaxHolidayAggregateDollarAmount_A3AFFB937E9CE35C61EA4518730EE045" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeTaxHolidayAggregateDollarAmount_A3AFFB937E9CE35C61EA4518730EE045" xlink:to="lab_us-gaap_IncomeTaxHolidayAggregateDollarAmount_A3AFFB937E9CE35C61EA4518730EE045" xlink:type="arc" />
    <link:label id="lab_lfus_IncomeTaxHolidayExpenseBenefitAmountPerDilutedShare_9C626691D4B396F070824518730F99E1_negatedTerseLabel_en-US" xlink:label="lab_lfus_IncomeTaxHolidayExpenseBenefitAmountPerDilutedShare_9C626691D4B396F070824518730F99E1" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Income tax holiday per diluted share (in dollars per share)</link:label>
    <link:label id="lab_lfus_IncomeTaxHolidayExpenseBenefitAmountPerDilutedShare_9C626691D4B396F070824518730F99E1_label_en-US" xlink:label="lab_lfus_IncomeTaxHolidayExpenseBenefitAmountPerDilutedShare_9C626691D4B396F070824518730F99E1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Tax Holiday Expense (Benefit) Amount Per Diluted Share</link:label>
    <link:label id="lab_lfus_IncomeTaxHolidayExpenseBenefitAmountPerDilutedShare_9C626691D4B396F070824518730F99E1_documentation_en-US" xlink:label="lab_lfus_IncomeTaxHolidayExpenseBenefitAmountPerDilutedShare_9C626691D4B396F070824518730F99E1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Represents income Tax Holiday Expense (Benefit) Amount Per Diluted Share.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_IncomeTaxHolidayExpenseBenefitAmountPerDilutedShare" xlink:label="loc_lfus_IncomeTaxHolidayExpenseBenefitAmountPerDilutedShare_9C626691D4B396F070824518730F99E1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_IncomeTaxHolidayExpenseBenefitAmountPerDilutedShare_9C626691D4B396F070824518730F99E1" xlink:to="lab_lfus_IncomeTaxHolidayExpenseBenefitAmountPerDilutedShare_9C626691D4B396F070824518730F99E1" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeTaxExaminationInterestExpense_D5EA80FC4BD94D3084A04518730F79B6_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxExaminationInterestExpense_D5EA80FC4BD94D3084A04518730F79B6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Interest expense</link:label>
    <link:label id="lab_us-gaap_IncomeTaxExaminationInterestExpense_D5EA80FC4BD94D3084A04518730F79B6_label_en-US" xlink:label="lab_us-gaap_IncomeTaxExaminationInterestExpense_D5EA80FC4BD94D3084A04518730F79B6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Tax Examination, Interest Expense</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxExaminationInterestExpense" xlink:label="loc_us-gaap_IncomeTaxExaminationInterestExpense_D5EA80FC4BD94D3084A04518730F79B6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeTaxExaminationInterestExpense_D5EA80FC4BD94D3084A04518730F79B6" xlink:to="lab_us-gaap_IncomeTaxExaminationInterestExpense_D5EA80FC4BD94D3084A04518730F79B6" xlink:type="arc" />
    <link:label id="lab_lfus_IncomeTaxExaminationDecreaseDuetoLapseofStatuteofLimitations_B32782B6A8FF18FD3CE84518730FAC5D_terseLabel_en-US" xlink:label="lab_lfus_IncomeTaxExaminationDecreaseDuetoLapseofStatuteofLimitations_B32782B6A8FF18FD3CE84518730FAC5D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Decrease due to a lapse in the statute of limitations</link:label>
    <link:label id="lab_lfus_IncomeTaxExaminationDecreaseDuetoLapseofStatuteofLimitations_B32782B6A8FF18FD3CE84518730FAC5D_label_en-US" xlink:label="lab_lfus_IncomeTaxExaminationDecreaseDuetoLapseofStatuteofLimitations_B32782B6A8FF18FD3CE84518730FAC5D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Tax Examination, Decrease Due to Lapse of Statute of Limitations</link:label>
    <link:label id="lab_lfus_IncomeTaxExaminationDecreaseDuetoLapseofStatuteofLimitations_B32782B6A8FF18FD3CE84518730FAC5D_documentation_en-US" xlink:label="lab_lfus_IncomeTaxExaminationDecreaseDuetoLapseofStatuteofLimitations_B32782B6A8FF18FD3CE84518730FAC5D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Income Tax Examination, Decrease Due to Lapse of Statute of Limitations</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_IncomeTaxExaminationDecreaseDuetoLapseofStatuteofLimitations" xlink:label="loc_lfus_IncomeTaxExaminationDecreaseDuetoLapseofStatuteofLimitations_B32782B6A8FF18FD3CE84518730FAC5D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_IncomeTaxExaminationDecreaseDuetoLapseofStatuteofLimitations_B32782B6A8FF18FD3CE84518730FAC5D" xlink:to="lab_lfus_IncomeTaxExaminationDecreaseDuetoLapseofStatuteofLimitations_B32782B6A8FF18FD3CE84518730FAC5D" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeTaxExaminationInterestAccrued_9A46631C28D0E21F0A734518730FC8FA_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxExaminationInterestAccrued_9A46631C28D0E21F0A734518730FC8FA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Interest accrued</link:label>
    <link:label id="lab_us-gaap_IncomeTaxExaminationInterestAccrued_9A46631C28D0E21F0A734518730FC8FA_label_en-US" xlink:label="lab_us-gaap_IncomeTaxExaminationInterestAccrued_9A46631C28D0E21F0A734518730FC8FA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Tax Examination, Interest Accrued</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxExaminationInterestAccrued" xlink:label="loc_us-gaap_IncomeTaxExaminationInterestAccrued_9A46631C28D0E21F0A734518730FC8FA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeTaxExaminationInterestAccrued_9A46631C28D0E21F0A734518730FC8FA" xlink:to="lab_us-gaap_IncomeTaxExaminationInterestAccrued_9A46631C28D0E21F0A734518730FC8FA" xlink:type="arc" />
    <link:label id="lab_us-gaap_UnrecognizedTaxBenefits_0DABDF08EDC83975B07F4518730FA23E_terseLabel_en-US" xlink:label="lab_us-gaap_UnrecognizedTaxBenefits_0DABDF08EDC83975B07F4518730FA23E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Unrecognized tax benefits</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_UnrecognizedTaxBenefits" xlink:label="loc_us-gaap_UnrecognizedTaxBenefits_0DABDF08EDC83975B07F4518730FA23E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_UnrecognizedTaxBenefits_0DABDF08EDC83975B07F4518730FA23E" xlink:to="lab_us-gaap_UnrecognizedTaxBenefits_0DABDF08EDC83975B07F4518730FA23E" xlink:type="arc" />
    <link:label id="lab_us-gaap_DecreaseInUnrecognizedTaxBenefitsIsReasonablyPossible_9874B59E0DCDEB23200D4518730F5603_terseLabel_en-US" xlink:label="lab_us-gaap_DecreaseInUnrecognizedTaxBenefitsIsReasonablyPossible_9874B59E0DCDEB23200D4518730F5603" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Unrecognized tax benefits that may be recognized in next fiscal year</link:label>
    <link:label id="lab_us-gaap_DecreaseInUnrecognizedTaxBenefitsIsReasonablyPossible_9874B59E0DCDEB23200D4518730F5603_label_en-US" xlink:label="lab_us-gaap_DecreaseInUnrecognizedTaxBenefitsIsReasonablyPossible_9874B59E0DCDEB23200D4518730F5603" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Decrease in Unrecognized Tax Benefits is Reasonably Possible</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DecreaseInUnrecognizedTaxBenefitsIsReasonablyPossible" xlink:label="loc_us-gaap_DecreaseInUnrecognizedTaxBenefitsIsReasonablyPossible_9874B59E0DCDEB23200D4518730F5603" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DecreaseInUnrecognizedTaxBenefitsIsReasonablyPossible_9874B59E0DCDEB23200D4518730F5603" xlink:to="lab_us-gaap_DecreaseInUnrecognizedTaxBenefitsIsReasonablyPossible_9874B59E0DCDEB23200D4518730F5603" xlink:type="arc" />
    <link:label id="lab_us-gaap_FiscalPeriod_5060F985130F43BF1BE63069E02A74AC_terseLabel_en-US" xlink:label="lab_us-gaap_FiscalPeriod_5060F985130F43BF1BE63069E02A74AC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fiscal Year</link:label>
    <link:label id="lab_us-gaap_FiscalPeriod_5060F985130F43BF1BE63069E02A74AC_label_en-US" xlink:label="lab_us-gaap_FiscalPeriod_5060F985130F43BF1BE63069E02A74AC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fiscal Period, Policy [Policy Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiscalPeriod" xlink:label="loc_us-gaap_FiscalPeriod_5060F985130F43BF1BE63069E02A74AC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiscalPeriod_5060F985130F43BF1BE63069E02A74AC" xlink:to="lab_us-gaap_FiscalPeriod_5060F985130F43BF1BE63069E02A74AC" xlink:type="arc" />
    <link:label id="lab_us-gaap_BasisOfAccountingPolicyPolicyTextBlock_27270B861DA718F6A8E43069E02B0161_terseLabel_en-US" xlink:label="lab_us-gaap_BasisOfAccountingPolicyPolicyTextBlock_27270B861DA718F6A8E43069E02B0161" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Basis of Presentation</link:label>
    <link:label id="lab_us-gaap_BasisOfAccountingPolicyPolicyTextBlock_27270B861DA718F6A8E43069E02B0161_label_en-US" xlink:label="lab_us-gaap_BasisOfAccountingPolicyPolicyTextBlock_27270B861DA718F6A8E43069E02B0161" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Basis of Accounting, Policy [Policy Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BasisOfAccountingPolicyPolicyTextBlock" xlink:label="loc_us-gaap_BasisOfAccountingPolicyPolicyTextBlock_27270B861DA718F6A8E43069E02B0161" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BasisOfAccountingPolicyPolicyTextBlock_27270B861DA718F6A8E43069E02B0161" xlink:to="lab_us-gaap_BasisOfAccountingPolicyPolicyTextBlock_27270B861DA718F6A8E43069E02B0161" xlink:type="arc" />
    <link:label id="lab_us-gaap_UseOfEstimates_739C11FFD248E79EC06A3069E02B280B_terseLabel_en-US" xlink:label="lab_us-gaap_UseOfEstimates_739C11FFD248E79EC06A3069E02B280B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Use of Estimates</link:label>
    <link:label id="lab_us-gaap_UseOfEstimates_739C11FFD248E79EC06A3069E02B280B_label_en-US" xlink:label="lab_us-gaap_UseOfEstimates_739C11FFD248E79EC06A3069E02B280B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Use of Estimates, Policy [Policy Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_UseOfEstimates" xlink:label="loc_us-gaap_UseOfEstimates_739C11FFD248E79EC06A3069E02B280B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_UseOfEstimates_739C11FFD248E79EC06A3069E02B280B" xlink:to="lab_us-gaap_UseOfEstimates_739C11FFD248E79EC06A3069E02B280B" xlink:type="arc" />
    <link:label id="lab_us-gaap_CashAndCashEquivalentsPolicyTextBlock_704362042391DC035D823069E02BB155_terseLabel_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsPolicyTextBlock_704362042391DC035D823069E02BB155" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cash Equivalents</link:label>
    <link:label id="lab_us-gaap_CashAndCashEquivalentsPolicyTextBlock_704362042391DC035D823069E02BB155_label_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsPolicyTextBlock_704362042391DC035D823069E02BB155" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cash and Cash Equivalents, Policy [Policy Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashAndCashEquivalentsPolicyTextBlock" xlink:label="loc_us-gaap_CashAndCashEquivalentsPolicyTextBlock_704362042391DC035D823069E02BB155" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashAndCashEquivalentsPolicyTextBlock_704362042391DC035D823069E02BB155" xlink:to="lab_us-gaap_CashAndCashEquivalentsPolicyTextBlock_704362042391DC035D823069E02BB155" xlink:type="arc" />
    <link:label id="lab_us-gaap_InvestmentPolicyTextBlock_8686CFE2C262AB7200663069E02BC42B_terseLabel_en-US" xlink:label="lab_us-gaap_InvestmentPolicyTextBlock_8686CFE2C262AB7200663069E02BC42B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Short-Term and Long-Term Investments</link:label>
    <link:label id="lab_us-gaap_InvestmentPolicyTextBlock_8686CFE2C262AB7200663069E02BC42B_label_en-US" xlink:label="lab_us-gaap_InvestmentPolicyTextBlock_8686CFE2C262AB7200663069E02BC42B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Investment, Policy [Policy Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InvestmentPolicyTextBlock" xlink:label="loc_us-gaap_InvestmentPolicyTextBlock_8686CFE2C262AB7200663069E02BC42B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InvestmentPolicyTextBlock_8686CFE2C262AB7200663069E02BC42B" xlink:to="lab_us-gaap_InvestmentPolicyTextBlock_8686CFE2C262AB7200663069E02BC42B" xlink:type="arc" />
    <link:label id="lab_us-gaap_ReceivablesPolicyTextBlock_6272420D15546F8030DA3069E02B6448_terseLabel_en-US" xlink:label="lab_us-gaap_ReceivablesPolicyTextBlock_6272420D15546F8030DA3069E02B6448" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Trade Receivables</link:label>
    <link:label id="lab_us-gaap_ReceivablesPolicyTextBlock_6272420D15546F8030DA3069E02B6448_label_en-US" xlink:label="lab_us-gaap_ReceivablesPolicyTextBlock_6272420D15546F8030DA3069E02B6448" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Receivable [Policy Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ReceivablesPolicyTextBlock" xlink:label="loc_us-gaap_ReceivablesPolicyTextBlock_6272420D15546F8030DA3069E02B6448" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ReceivablesPolicyTextBlock_6272420D15546F8030DA3069E02B6448" xlink:to="lab_us-gaap_ReceivablesPolicyTextBlock_6272420D15546F8030DA3069E02B6448" xlink:type="arc" />
    <link:label id="lab_us-gaap_InventoryPolicyTextBlock_824906C7DF637D9307633069E02B6909_terseLabel_en-US" xlink:label="lab_us-gaap_InventoryPolicyTextBlock_824906C7DF637D9307633069E02B6909" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Inventories</link:label>
    <link:label id="lab_us-gaap_InventoryPolicyTextBlock_824906C7DF637D9307633069E02B6909_label_en-US" xlink:label="lab_us-gaap_InventoryPolicyTextBlock_824906C7DF637D9307633069E02B6909" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Inventory, Policy [Policy Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InventoryPolicyTextBlock" xlink:label="loc_us-gaap_InventoryPolicyTextBlock_824906C7DF637D9307633069E02B6909" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InventoryPolicyTextBlock_824906C7DF637D9307633069E02B6909" xlink:to="lab_us-gaap_InventoryPolicyTextBlock_824906C7DF637D9307633069E02B6909" xlink:type="arc" />
    <link:label id="lab_us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_4073859534B1CA4B48FA3069E02C15A4_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_4073859534B1CA4B48FA3069E02C15A4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Property, Plant and Equipment</link:label>
    <link:label id="lab_us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_4073859534B1CA4B48FA3069E02C15A4_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_4073859534B1CA4B48FA3069E02C15A4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Property, Plant and Equipment, Policy [Policy Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentPolicyTextBlock" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_4073859534B1CA4B48FA3069E02C15A4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_4073859534B1CA4B48FA3069E02C15A4" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_4073859534B1CA4B48FA3069E02C15A4" xlink:type="arc" />
    <link:label id="lab_us-gaap_GoodwillAndIntangibleAssetsGoodwillPolicy_051ED52D438CD1F281783069E02C38E1_terseLabel_en-US" xlink:label="lab_us-gaap_GoodwillAndIntangibleAssetsGoodwillPolicy_051ED52D438CD1F281783069E02C38E1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Goodwill</link:label>
    <link:label id="lab_us-gaap_GoodwillAndIntangibleAssetsGoodwillPolicy_051ED52D438CD1F281783069E02C38E1_label_en-US" xlink:label="lab_us-gaap_GoodwillAndIntangibleAssetsGoodwillPolicy_051ED52D438CD1F281783069E02C38E1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Goodwill and Intangible Assets, Goodwill, Policy [Policy Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GoodwillAndIntangibleAssetsGoodwillPolicy" xlink:label="loc_us-gaap_GoodwillAndIntangibleAssetsGoodwillPolicy_051ED52D438CD1F281783069E02C38E1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GoodwillAndIntangibleAssetsGoodwillPolicy_051ED52D438CD1F281783069E02C38E1" xlink:to="lab_us-gaap_GoodwillAndIntangibleAssetsGoodwillPolicy_051ED52D438CD1F281783069E02C38E1" xlink:type="arc" />
    <link:label id="lab_us-gaap_IntangibleAssetsFiniteLivedPolicy_F6D95DE2A36919F0605F3069E02C1699_terseLabel_en-US" xlink:label="lab_us-gaap_IntangibleAssetsFiniteLivedPolicy_F6D95DE2A36919F0605F3069E02C1699" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Long-Lived Assets</link:label>
    <link:label id="lab_us-gaap_IntangibleAssetsFiniteLivedPolicy_F6D95DE2A36919F0605F3069E02C1699_label_en-US" xlink:label="lab_us-gaap_IntangibleAssetsFiniteLivedPolicy_F6D95DE2A36919F0605F3069E02C1699" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Intangible Assets, Finite-Lived, Policy [Policy Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IntangibleAssetsFiniteLivedPolicy" xlink:label="loc_us-gaap_IntangibleAssetsFiniteLivedPolicy_F6D95DE2A36919F0605F3069E02C1699" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IntangibleAssetsFiniteLivedPolicy_F6D95DE2A36919F0605F3069E02C1699" xlink:to="lab_us-gaap_IntangibleAssetsFiniteLivedPolicy_F6D95DE2A36919F0605F3069E02C1699" xlink:type="arc" />
    <link:label id="lab_us-gaap_EnvironmentalCostsPolicy_123CCA6BD9BEF7EE72453069E02CECC5_terseLabel_en-US" xlink:label="lab_us-gaap_EnvironmentalCostsPolicy_123CCA6BD9BEF7EE72453069E02CECC5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Environmental Liabilities</link:label>
    <link:label id="lab_us-gaap_EnvironmentalCostsPolicy_123CCA6BD9BEF7EE72453069E02CECC5_label_en-US" xlink:label="lab_us-gaap_EnvironmentalCostsPolicy_123CCA6BD9BEF7EE72453069E02CECC5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Environmental Costs, Policy [Policy Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EnvironmentalCostsPolicy" xlink:label="loc_us-gaap_EnvironmentalCostsPolicy_123CCA6BD9BEF7EE72453069E02CECC5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EnvironmentalCostsPolicy_123CCA6BD9BEF7EE72453069E02CECC5" xlink:to="lab_us-gaap_EnvironmentalCostsPolicy_123CCA6BD9BEF7EE72453069E02CECC5" xlink:type="arc" />
    <link:label id="lab_us-gaap_PensionAndOtherPostretirementPlansPolicy_37E451A10EAE3375D1153069E02CDD40_terseLabel_en-US" xlink:label="lab_us-gaap_PensionAndOtherPostretirementPlansPolicy_37E451A10EAE3375D1153069E02CDD40" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Pension and Other Post-retirement Benefits</link:label>
    <link:label id="lab_us-gaap_PensionAndOtherPostretirementPlansPolicy_37E451A10EAE3375D1153069E02CDD40_label_en-US" xlink:label="lab_us-gaap_PensionAndOtherPostretirementPlansPolicy_37E451A10EAE3375D1153069E02CDD40" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Pension and Other Postretirement Plans, Policy [Policy Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PensionAndOtherPostretirementPlansPolicy" xlink:label="loc_us-gaap_PensionAndOtherPostretirementPlansPolicy_37E451A10EAE3375D1153069E02CDD40" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PensionAndOtherPostretirementPlansPolicy_37E451A10EAE3375D1153069E02CDD40" xlink:to="lab_us-gaap_PensionAndOtherPostretirementPlansPolicy_37E451A10EAE3375D1153069E02CDD40" xlink:type="arc" />
    <link:label id="lab_us-gaap_RevenueFromContractWithCustomerPolicyTextBlock_E71849C93899B94397A83069E02C64D2_terseLabel_en-US" xlink:label="lab_us-gaap_RevenueFromContractWithCustomerPolicyTextBlock_E71849C93899B94397A83069E02C64D2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Revenue Recognition, Revenue and Billing, Ship and Debit Program, Return to Stock, Volume Rebates</link:label>
    <link:label id="lab_us-gaap_RevenueFromContractWithCustomerPolicyTextBlock_E71849C93899B94397A83069E02C64D2_label_en-US" xlink:label="lab_us-gaap_RevenueFromContractWithCustomerPolicyTextBlock_E71849C93899B94397A83069E02C64D2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Revenue from Contract with Customer [Policy Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RevenueFromContractWithCustomerPolicyTextBlock" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerPolicyTextBlock_E71849C93899B94397A83069E02C64D2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RevenueFromContractWithCustomerPolicyTextBlock_E71849C93899B94397A83069E02C64D2" xlink:to="lab_us-gaap_RevenueFromContractWithCustomerPolicyTextBlock_E71849C93899B94397A83069E02C64D2" xlink:type="arc" />
    <link:label id="lab_us-gaap_LoansAndLeasesReceivableAllowanceForLoanLossesPolicy_3755D68196EDAEB65F573069E02DD9B4_terseLabel_en-US" xlink:label="lab_us-gaap_LoansAndLeasesReceivableAllowanceForLoanLossesPolicy_3755D68196EDAEB65F573069E02DD9B4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Allowance for Doubtful Accounts</link:label>
    <link:label id="lab_us-gaap_LoansAndLeasesReceivableAllowanceForLoanLossesPolicy_3755D68196EDAEB65F573069E02DD9B4_label_en-US" xlink:label="lab_us-gaap_LoansAndLeasesReceivableAllowanceForLoanLossesPolicy_3755D68196EDAEB65F573069E02DD9B4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Loans and Leases Receivable, Allowance for Loan Losses Policy [Policy Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LoansAndLeasesReceivableAllowanceForLoanLossesPolicy" xlink:label="loc_us-gaap_LoansAndLeasesReceivableAllowanceForLoanLossesPolicy_3755D68196EDAEB65F573069E02DD9B4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LoansAndLeasesReceivableAllowanceForLoanLossesPolicy_3755D68196EDAEB65F573069E02DD9B4" xlink:to="lab_us-gaap_LoansAndLeasesReceivableAllowanceForLoanLossesPolicy_3755D68196EDAEB65F573069E02DD9B4" xlink:type="arc" />
    <link:label id="lab_us-gaap_AdvertisingCostsPolicyTextBlock_7E86E0978A3F2433F2B43069E02D3FE6_terseLabel_en-US" xlink:label="lab_us-gaap_AdvertisingCostsPolicyTextBlock_7E86E0978A3F2433F2B43069E02D3FE6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Advertising Costs</link:label>
    <link:label id="lab_us-gaap_AdvertisingCostsPolicyTextBlock_7E86E0978A3F2433F2B43069E02D3FE6_label_en-US" xlink:label="lab_us-gaap_AdvertisingCostsPolicyTextBlock_7E86E0978A3F2433F2B43069E02D3FE6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Advertising Cost [Policy Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AdvertisingCostsPolicyTextBlock" xlink:label="loc_us-gaap_AdvertisingCostsPolicyTextBlock_7E86E0978A3F2433F2B43069E02D3FE6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AdvertisingCostsPolicyTextBlock_7E86E0978A3F2433F2B43069E02D3FE6" xlink:to="lab_us-gaap_AdvertisingCostsPolicyTextBlock_7E86E0978A3F2433F2B43069E02D3FE6" xlink:type="arc" />
    <link:label id="lab_lfus_RevenuefromContractwithCustomersShippingandHandlingCostsPolicyTextBlock_2290601DA6F5EDC3A78C30DDE0FD3279_terseLabel_en-US" xlink:label="lab_lfus_RevenuefromContractwithCustomersShippingandHandlingCostsPolicyTextBlock_2290601DA6F5EDC3A78C30DDE0FD3279" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Shipping and Handling Fees and Costs</link:label>
    <link:label id="lab_lfus_RevenuefromContractwithCustomersShippingandHandlingCostsPolicyTextBlock_2290601DA6F5EDC3A78C30DDE0FD3279_label_en-US" xlink:label="lab_lfus_RevenuefromContractwithCustomersShippingandHandlingCostsPolicyTextBlock_2290601DA6F5EDC3A78C30DDE0FD3279" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Revenue from Contract with Customers, Shipping and Handling Costs [Policy Text Block]</link:label>
    <link:label id="lab_lfus_RevenuefromContractwithCustomersShippingandHandlingCostsPolicyTextBlock_2290601DA6F5EDC3A78C30DDE0FD3279_documentation_en-US" xlink:label="lab_lfus_RevenuefromContractwithCustomersShippingandHandlingCostsPolicyTextBlock_2290601DA6F5EDC3A78C30DDE0FD3279" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Revenue from Contract with Customers, Shipping and Handling Costs [Policy Text Block]</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_RevenuefromContractwithCustomersShippingandHandlingCostsPolicyTextBlock" xlink:label="loc_lfus_RevenuefromContractwithCustomersShippingandHandlingCostsPolicyTextBlock_2290601DA6F5EDC3A78C30DDE0FD3279" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_RevenuefromContractwithCustomersShippingandHandlingCostsPolicyTextBlock_2290601DA6F5EDC3A78C30DDE0FD3279" xlink:to="lab_lfus_RevenuefromContractwithCustomersShippingandHandlingCostsPolicyTextBlock_2290601DA6F5EDC3A78C30DDE0FD3279" xlink:type="arc" />
    <link:label id="lab_us-gaap_ForeignCurrencyTransactionsAndTranslationsPolicyTextBlock_B32F02A86D87DEEC01CC3069E02DF528_terseLabel_en-US" xlink:label="lab_us-gaap_ForeignCurrencyTransactionsAndTranslationsPolicyTextBlock_B32F02A86D87DEEC01CC3069E02DF528" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Foreign Currency Translation / Remeasurement</link:label>
    <link:label id="lab_us-gaap_ForeignCurrencyTransactionsAndTranslationsPolicyTextBlock_B32F02A86D87DEEC01CC3069E02DF528_label_en-US" xlink:label="lab_us-gaap_ForeignCurrencyTransactionsAndTranslationsPolicyTextBlock_B32F02A86D87DEEC01CC3069E02DF528" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Foreign Currency Transactions and Translations Policy [Policy Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ForeignCurrencyTransactionsAndTranslationsPolicyTextBlock" xlink:label="loc_us-gaap_ForeignCurrencyTransactionsAndTranslationsPolicyTextBlock_B32F02A86D87DEEC01CC3069E02DF528" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ForeignCurrencyTransactionsAndTranslationsPolicyTextBlock_B32F02A86D87DEEC01CC3069E02DF528" xlink:to="lab_us-gaap_ForeignCurrencyTransactionsAndTranslationsPolicyTextBlock_B32F02A86D87DEEC01CC3069E02DF528" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy_ED00862C65C71901D3AE3069E02D8558_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy_ED00862C65C71901D3AE3069E02D8558" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Stock-Based Compensation</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy_ED00862C65C71901D3AE3069E02D8558_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy_ED00862C65C71901D3AE3069E02D8558" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Payment Arrangement [Policy Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy" xlink:label="loc_us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy_ED00862C65C71901D3AE3069E02D8558" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy_ED00862C65C71901D3AE3069E02D8558" xlink:to="lab_us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy_ED00862C65C71901D3AE3069E02D8558" xlink:type="arc" />
    <link:label id="lab_lfus_CoalMiningLiabilityPolicyTextBlock_7460BEC65E06934B729B3069E02D9D30_terseLabel_en-US" xlink:label="lab_lfus_CoalMiningLiabilityPolicyTextBlock_7460BEC65E06934B729B3069E02D9D30" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Coal Mining Liability</link:label>
    <link:label id="lab_lfus_CoalMiningLiabilityPolicyTextBlock_7460BEC65E06934B729B3069E02D9D30_label_en-US" xlink:label="lab_lfus_CoalMiningLiabilityPolicyTextBlock_7460BEC65E06934B729B3069E02D9D30" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Coal Mining Liability [Policy Text Block]</link:label>
    <link:label id="lab_lfus_CoalMiningLiabilityPolicyTextBlock_7460BEC65E06934B729B3069E02D9D30_documentation_en-US" xlink:label="lab_lfus_CoalMiningLiabilityPolicyTextBlock_7460BEC65E06934B729B3069E02D9D30" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Disclosure of accounting policy for coal mining liability.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_CoalMiningLiabilityPolicyTextBlock" xlink:label="loc_lfus_CoalMiningLiabilityPolicyTextBlock_7460BEC65E06934B729B3069E02D9D30" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_CoalMiningLiabilityPolicyTextBlock_7460BEC65E06934B729B3069E02D9D30" xlink:to="lab_lfus_CoalMiningLiabilityPolicyTextBlock_7460BEC65E06934B729B3069E02D9D30" xlink:type="arc" />
    <link:label id="lab_lfus_OtherIncomeExpensePolicyTextBlock_66C1AE9E67B7E71592603069E02DC693_terseLabel_en-US" xlink:label="lab_lfus_OtherIncomeExpensePolicyTextBlock_66C1AE9E67B7E71592603069E02DC693" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other Income, Net</link:label>
    <link:label id="lab_lfus_OtherIncomeExpensePolicyTextBlock_66C1AE9E67B7E71592603069E02DC693_label_en-US" xlink:label="lab_lfus_OtherIncomeExpensePolicyTextBlock_66C1AE9E67B7E71592603069E02DC693" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Income Expense [Policy Text Block]</link:label>
    <link:label id="lab_lfus_OtherIncomeExpensePolicyTextBlock_66C1AE9E67B7E71592603069E02DC693_documentation_en-US" xlink:label="lab_lfus_OtherIncomeExpensePolicyTextBlock_66C1AE9E67B7E71592603069E02DC693" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Other income expense [policy text block]</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_OtherIncomeExpensePolicyTextBlock" xlink:label="loc_lfus_OtherIncomeExpensePolicyTextBlock_66C1AE9E67B7E71592603069E02DC693" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_OtherIncomeExpensePolicyTextBlock_66C1AE9E67B7E71592603069E02DC693" xlink:to="lab_lfus_OtherIncomeExpensePolicyTextBlock_66C1AE9E67B7E71592603069E02DC693" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeTaxPolicyTextBlock_8810E96BE59B3CC1978F3069E02E12F2_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxPolicyTextBlock_8810E96BE59B3CC1978F3069E02E12F2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Income Taxes</link:label>
    <link:label id="lab_us-gaap_IncomeTaxPolicyTextBlock_8810E96BE59B3CC1978F3069E02E12F2_label_en-US" xlink:label="lab_us-gaap_IncomeTaxPolicyTextBlock_8810E96BE59B3CC1978F3069E02E12F2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Tax, Policy [Policy Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxPolicyTextBlock" xlink:label="loc_us-gaap_IncomeTaxPolicyTextBlock_8810E96BE59B3CC1978F3069E02E12F2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeTaxPolicyTextBlock_8810E96BE59B3CC1978F3069E02E12F2" xlink:to="lab_us-gaap_IncomeTaxPolicyTextBlock_8810E96BE59B3CC1978F3069E02E12F2" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueMeasurementPolicyPolicyTextBlock_5D2E8F3A40238A4B48DC3069E02E253E_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueMeasurementPolicyPolicyTextBlock_5D2E8F3A40238A4B48DC3069E02E253E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value Measurements</link:label>
    <link:label id="lab_us-gaap_FairValueMeasurementPolicyPolicyTextBlock_5D2E8F3A40238A4B48DC3069E02E253E_label_en-US" xlink:label="lab_us-gaap_FairValueMeasurementPolicyPolicyTextBlock_5D2E8F3A40238A4B48DC3069E02E253E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value Measurement, Policy [Policy Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueMeasurementPolicyPolicyTextBlock" xlink:label="loc_us-gaap_FairValueMeasurementPolicyPolicyTextBlock_5D2E8F3A40238A4B48DC3069E02E253E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueMeasurementPolicyPolicyTextBlock_5D2E8F3A40238A4B48DC3069E02E253E" xlink:to="lab_us-gaap_FairValueMeasurementPolicyPolicyTextBlock_5D2E8F3A40238A4B48DC3069E02E253E" xlink:type="arc" />
    <link:label id="lab_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_F606E28829CD8E57F2E93069E02E5CF9_terseLabel_en-US" xlink:label="lab_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_F606E28829CD8E57F2E93069E02E5CF9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Recently Adopted and Issued Accounting Standards</link:label>
    <link:label id="lab_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_F606E28829CD8E57F2E93069E02E5CF9_label_en-US" xlink:label="lab_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_F606E28829CD8E57F2E93069E02E5CF9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">New Accounting Pronouncements, Policy [Policy Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock" xlink:label="loc_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_F606E28829CD8E57F2E93069E02E5CF9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_F606E28829CD8E57F2E93069E02E5CF9" xlink:to="lab_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_F606E28829CD8E57F2E93069E02E5CF9" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_F420EFF5A7D5DF8E8824CD26AE66E5B1_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_F420EFF5A7D5DF8E8824CD26AE66E5B1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Property, Plant and Equipment [Table]</link:label>
    <link:label id="lab_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_F420EFF5A7D5DF8E8824CD26AE66E5B1_label_en-US" xlink:label="lab_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_F420EFF5A7D5DF8E8824CD26AE66E5B1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Property, Plant and Equipment [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfPropertyPlantAndEquipmentTable" xlink:label="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_F420EFF5A7D5DF8E8824CD26AE66E5B1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_F420EFF5A7D5DF8E8824CD26AE66E5B1" xlink:to="lab_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_F420EFF5A7D5DF8E8824CD26AE66E5B1" xlink:type="arc" />
    <link:label id="lab_us-gaap_LandMember_7401BBA3EFC560F195A4CD26AE6619BC_terseLabel_en-US" xlink:label="lab_us-gaap_LandMember_7401BBA3EFC560F195A4CD26AE6619BC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Land</link:label>
    <link:label id="lab_us-gaap_LandMember_7401BBA3EFC560F195A4CD26AE6619BC_label_en-US" xlink:label="lab_us-gaap_LandMember_7401BBA3EFC560F195A4CD26AE6619BC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Land [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LandMember" xlink:label="loc_us-gaap_LandMember_7401BBA3EFC560F195A4CD26AE6619BC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LandMember_7401BBA3EFC560F195A4CD26AE6619BC" xlink:to="lab_us-gaap_LandMember_7401BBA3EFC560F195A4CD26AE6619BC" xlink:type="arc" />
    <link:label id="lab_us-gaap_PropertyPlantAndEquipmentLineItems_DF568DDB21D4BEB43995CD26AE66E41F_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentLineItems_DF568DDB21D4BEB43995CD26AE66E41F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Property, Plant and Equipment [Line Items]</link:label>
    <link:label id="lab_us-gaap_PropertyPlantAndEquipmentLineItems_DF568DDB21D4BEB43995CD26AE66E41F_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentLineItems_DF568DDB21D4BEB43995CD26AE66E41F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Property, Plant and Equipment [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentLineItems" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentLineItems_DF568DDB21D4BEB43995CD26AE66E41F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_DF568DDB21D4BEB43995CD26AE66E41F" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentLineItems_DF568DDB21D4BEB43995CD26AE66E41F" xlink:type="arc" />
    <link:label id="lab_us-gaap_PropertyPlantAndEquipmentGross_BE57DC2D4A677B1FB5FDCD26AE666624_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentGross_BE57DC2D4A677B1FB5FDCD26AE666624" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Property, plant, and equipment, gross</link:label>
    <link:label id="lab_us-gaap_PropertyPlantAndEquipmentGross_BE57DC2D4A677B1FB5FDCD26AE666624_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentGross_BE57DC2D4A677B1FB5FDCD26AE666624" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Property, Plant and Equipment, Gross</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentGross" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentGross_BE57DC2D4A677B1FB5FDCD26AE666624" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentGross_BE57DC2D4A677B1FB5FDCD26AE666624" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentGross_BE57DC2D4A677B1FB5FDCD26AE666624" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_F58E43946C8001754BBECD26AE669FC9_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_F58E43946C8001754BBECD26AE669FC9" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Accumulated depreciation and amortization</link:label>
    <link:label id="lab_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_F58E43946C8001754BBECD26AE669FC9_label_en-US" xlink:label="lab_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_F58E43946C8001754BBECD26AE669FC9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:label="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_F58E43946C8001754BBECD26AE669FC9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_F58E43946C8001754BBECD26AE669FC9" xlink:to="lab_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_F58E43946C8001754BBECD26AE669FC9" xlink:type="arc" />
    <link:label id="lab_us-gaap_PropertyPlantAndEquipmentNet_3AE5E5FF0C1D5BFF144ACD26AE66AE4C_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentNet_3AE5E5FF0C1D5BFF144ACD26AE66AE4C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Net property, plant, and equipment</link:label>
    <link:label id="lab_us-gaap_PropertyPlantAndEquipmentNet_3AE5E5FF0C1D5BFF144ACD26AE66AE4C_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentNet_3AE5E5FF0C1D5BFF144ACD26AE66AE4C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Property, Plant and Equipment, Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_3AE5E5FF0C1D5BFF144ACD26AE66AE4C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentNet_3AE5E5FF0C1D5BFF144ACD26AE66AE4C" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentNet_3AE5E5FF0C1D5BFF144ACD26AE66AE4C" xlink:type="arc" />
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear_358387A382C383C245C51C9E177DCACA_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear_358387A382C383C245C51C9E177DCACA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">2020</link:label>
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear_358387A382C383C245C51C9E177DCACA_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear_358387A382C383C245C51C9E177DCACA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Finite-Lived Intangible Assets, Amortization Expense, Remainder of Fiscal Year</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear_358387A382C383C245C51C9E177DCACA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear_358387A382C383C245C51C9E177DCACA" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear_358387A382C383C245C51C9E177DCACA" xlink:type="arc" />
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_FC8F6F8C8F86AA8C4FA61C9E177DF11C_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_FC8F6F8C8F86AA8C4FA61C9E177DF11C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">2021</link:label>
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_FC8F6F8C8F86AA8C4FA61C9E177DF11C_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_FC8F6F8C8F86AA8C4FA61C9E177DF11C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Finite-Lived Intangible Assets, Amortization Expense, Year Two</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_FC8F6F8C8F86AA8C4FA61C9E177DF11C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_FC8F6F8C8F86AA8C4FA61C9E177DF11C" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_FC8F6F8C8F86AA8C4FA61C9E177DF11C" xlink:type="arc" />
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_2C8AC9D3B2CC50555BFD1C9E177D08FC_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_2C8AC9D3B2CC50555BFD1C9E177D08FC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">2022</link:label>
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_2C8AC9D3B2CC50555BFD1C9E177D08FC_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_2C8AC9D3B2CC50555BFD1C9E177D08FC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Finite-Lived Intangible Assets, Amortization Expense, Year Three</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_2C8AC9D3B2CC50555BFD1C9E177D08FC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_2C8AC9D3B2CC50555BFD1C9E177D08FC" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_2C8AC9D3B2CC50555BFD1C9E177D08FC" xlink:type="arc" />
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_89A0DDAB7DFC70E63C851C9E177DDECC_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_89A0DDAB7DFC70E63C851C9E177DDECC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">2023</link:label>
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_89A0DDAB7DFC70E63C851C9E177DDECC_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_89A0DDAB7DFC70E63C851C9E177DDECC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Finite-Lived Intangible Assets, Amortization Expense, Year Four</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_89A0DDAB7DFC70E63C851C9E177DDECC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_89A0DDAB7DFC70E63C851C9E177DDECC" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_89A0DDAB7DFC70E63C851C9E177DDECC" xlink:type="arc" />
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_90ACA7F2D952DC6532531C9E177D41C4_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_90ACA7F2D952DC6532531C9E177D41C4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">2024</link:label>
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_90ACA7F2D952DC6532531C9E177D41C4_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_90ACA7F2D952DC6532531C9E177D41C4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Finite-Lived Intangible Assets, Amortization Expense, Year Five</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_90ACA7F2D952DC6532531C9E177D41C4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_90ACA7F2D952DC6532531C9E177D41C4" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_90ACA7F2D952DC6532531C9E177D41C4" xlink:type="arc" />
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive_AE74DD494AEF7888EB011C9E177E0FCC_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive_AE74DD494AEF7888EB011C9E177E0FCC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">2025 and thereafter</link:label>
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive_AE74DD494AEF7888EB011C9E177E0FCC_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive_AE74DD494AEF7888EB011C9E177E0FCC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Finite-Lived Intangible Assets, Amortization Expense, after Year Five</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive_AE74DD494AEF7888EB011C9E177E0FCC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive_AE74DD494AEF7888EB011C9E177E0FCC" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive_AE74DD494AEF7888EB011C9E177E0FCC" xlink:type="arc" />
    <link:label id="lab_us-gaap_GoodwillAndIntangibleAssetsDisclosureTextBlock_F5D9597D741166D88816CD26AD2D7CF3_terseLabel_en-US" xlink:label="lab_us-gaap_GoodwillAndIntangibleAssetsDisclosureTextBlock_F5D9597D741166D88816CD26AD2D7CF3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Goodwill and Other Intangible Assets</link:label>
    <link:label id="lab_us-gaap_GoodwillAndIntangibleAssetsDisclosureTextBlock_F5D9597D741166D88816CD26AD2D7CF3_label_en-US" xlink:label="lab_us-gaap_GoodwillAndIntangibleAssetsDisclosureTextBlock_F5D9597D741166D88816CD26AD2D7CF3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Goodwill and Intangible Assets Disclosure [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GoodwillAndIntangibleAssetsDisclosureTextBlock" xlink:label="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureTextBlock_F5D9597D741166D88816CD26AD2D7CF3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureTextBlock_F5D9597D741166D88816CD26AD2D7CF3" xlink:to="lab_us-gaap_GoodwillAndIntangibleAssetsDisclosureTextBlock_F5D9597D741166D88816CD26AD2D7CF3" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueMeasuredAtNetAssetValuePerShareMember_18FF2DFBCF209A32392DE67A113F94EB_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueMeasuredAtNetAssetValuePerShareMember_18FF2DFBCF209A32392DE67A113F94EB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">NAV</link:label>
    <link:label id="lab_us-gaap_FairValueMeasuredAtNetAssetValuePerShareMember_18FF2DFBCF209A32392DE67A113F94EB_label_en-US" xlink:label="lab_us-gaap_FairValueMeasuredAtNetAssetValuePerShareMember_18FF2DFBCF209A32392DE67A113F94EB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value Measured at Net Asset Value Per Share [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueMeasuredAtNetAssetValuePerShareMember" xlink:label="loc_us-gaap_FairValueMeasuredAtNetAssetValuePerShareMember_18FF2DFBCF209A32392DE67A113F94EB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueMeasuredAtNetAssetValuePerShareMember_18FF2DFBCF209A32392DE67A113F94EB" xlink:to="lab_us-gaap_FairValueMeasuredAtNetAssetValuePerShareMember_18FF2DFBCF209A32392DE67A113F94EB" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanDebtSecurityMember_F64C5B8673856AD330F0E67A114055A9_verboseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanDebtSecurityMember_F64C5B8673856AD330F0E67A114055A9" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Fixed income</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanDebtSecurityMember" xlink:label="loc_us-gaap_DefinedBenefitPlanDebtSecurityMember_F64C5B8673856AD330F0E67A114055A9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanDebtSecurityMember_F64C5B8673856AD330F0E67A114055A9" xlink:to="lab_us-gaap_DefinedBenefitPlanDebtSecurityMember_F64C5B8673856AD330F0E67A114055A9" xlink:type="arc" />
    <link:label id="lab_lfus_DefinedBenefitPlanInsuranceContractsandOtherMember_7C5FE3DAB9CFB5131F43E67A1140C82B_terseLabel_en-US" xlink:label="lab_lfus_DefinedBenefitPlanInsuranceContractsandOtherMember_7C5FE3DAB9CFB5131F43E67A1140C82B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Insurance contracts and other</link:label>
    <link:label id="lab_lfus_DefinedBenefitPlanInsuranceContractsandOtherMember_7C5FE3DAB9CFB5131F43E67A1140C82B_label_en-US" xlink:label="lab_lfus_DefinedBenefitPlanInsuranceContractsandOtherMember_7C5FE3DAB9CFB5131F43E67A1140C82B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Insurance Contracts and Other [Member]</link:label>
    <link:label id="lab_lfus_DefinedBenefitPlanInsuranceContractsandOtherMember_7C5FE3DAB9CFB5131F43E67A1140C82B_documentation_en-US" xlink:label="lab_lfus_DefinedBenefitPlanInsuranceContractsandOtherMember_7C5FE3DAB9CFB5131F43E67A1140C82B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Insurance Contracts and Other [Member]</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_DefinedBenefitPlanInsuranceContractsandOtherMember" xlink:label="loc_lfus_DefinedBenefitPlanInsuranceContractsandOtherMember_7C5FE3DAB9CFB5131F43E67A1140C82B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_DefinedBenefitPlanInsuranceContractsandOtherMember_7C5FE3DAB9CFB5131F43E67A1140C82B" xlink:to="lab_lfus_DefinedBenefitPlanInsuranceContractsandOtherMember_7C5FE3DAB9CFB5131F43E67A1140C82B" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets_513D89C0B7CDCF6916C4E67A1140AB29_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets_513D89C0B7CDCF6916C4E67A1140AB29" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Total pension plan assets</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets_513D89C0B7CDCF6916C4E67A1140AB29_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets_513D89C0B7CDCF6916C4E67A1140AB29" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Plan Assets, Amount</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanFairValueOfPlanAssets" xlink:label="loc_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets_513D89C0B7CDCF6916C4E67A1140AB29" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets_513D89C0B7CDCF6916C4E67A1140AB29" xlink:to="lab_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets_513D89C0B7CDCF6916C4E67A1140AB29" xlink:type="arc" />
    <link:label id="lab_us-gaap_AdditionalPaidInCapitalMember_ECB7B1C228EACA90768B30F654DA18ED_terseLabel_en-US" xlink:label="lab_us-gaap_AdditionalPaidInCapitalMember_ECB7B1C228EACA90768B30F654DA18ED" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Addl. Paid in Capital</link:label>
    <link:label id="lab_us-gaap_AdditionalPaidInCapitalMember_ECB7B1C228EACA90768B30F654DA18ED_label_en-US" xlink:label="lab_us-gaap_AdditionalPaidInCapitalMember_ECB7B1C228EACA90768B30F654DA18ED" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Additional Paid-in Capital [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AdditionalPaidInCapitalMember" xlink:label="loc_us-gaap_AdditionalPaidInCapitalMember_ECB7B1C228EACA90768B30F654DA18ED" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AdditionalPaidInCapitalMember_ECB7B1C228EACA90768B30F654DA18ED" xlink:to="lab_us-gaap_AdditionalPaidInCapitalMember_ECB7B1C228EACA90768B30F654DA18ED" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccumulatedOtherComprehensiveIncomeMember_443299F59051A5943AB430F654DA33E3_terseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedOtherComprehensiveIncomeMember_443299F59051A5943AB430F654DA33E3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accum. Other Comp. Inc. (Loss)</link:label>
    <link:label id="lab_us-gaap_AccumulatedOtherComprehensiveIncomeMember_443299F59051A5943AB430F654DA33E3_label_en-US" xlink:label="lab_us-gaap_AccumulatedOtherComprehensiveIncomeMember_443299F59051A5943AB430F654DA33E3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">AOCI Attributable to Parent [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_443299F59051A5943AB430F654DA33E3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_443299F59051A5943AB430F654DA33E3" xlink:to="lab_us-gaap_AccumulatedOtherComprehensiveIncomeMember_443299F59051A5943AB430F654DA33E3" xlink:type="arc" />
    <link:label id="lab_us-gaap_NoncontrollingInterestMember_49CBA88706E891482F7130F654DA02FA_terseLabel_en-US" xlink:label="lab_us-gaap_NoncontrollingInterestMember_49CBA88706E891482F7130F654DA02FA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Non-controlling Interest</link:label>
    <link:label id="lab_us-gaap_NoncontrollingInterestMember_49CBA88706E891482F7130F654DA02FA_label_en-US" xlink:label="lab_us-gaap_NoncontrollingInterestMember_49CBA88706E891482F7130F654DA02FA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Noncontrolling Interest [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NoncontrollingInterestMember" xlink:label="loc_us-gaap_NoncontrollingInterestMember_49CBA88706E891482F7130F654DA02FA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NoncontrollingInterestMember_49CBA88706E891482F7130F654DA02FA" xlink:to="lab_us-gaap_NoncontrollingInterestMember_49CBA88706E891482F7130F654DA02FA" xlink:type="arc" />
    <link:label id="lab_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_5A72E87D3776BB125CFC30F654E0F171_terseLabel_en-US" xlink:label="lab_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_5A72E87D3776BB125CFC30F654E0F171" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other comprehensive income (loss), net of tax</link:label>
    <link:label id="lab_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_5A72E87D3776BB125CFC30F654E0F171_label_en-US" xlink:label="lab_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_5A72E87D3776BB125CFC30F654E0F171" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_5A72E87D3776BB125CFC30F654E0F171" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_5A72E87D3776BB125CFC30F654E0F171" xlink:to="lab_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_5A72E87D3776BB125CFC30F654E0F171" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeTaxEffectsAllocatedDirectlyToEquityCumulativeEffectOfChangeInAccountingPrinciple_163672F3BB911BC4DE3330F654E078E1_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxEffectsAllocatedDirectlyToEquityCumulativeEffectOfChangeInAccountingPrinciple_163672F3BB911BC4DE3330F654E078E1" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Cumulative effect adjustment</link:label>
    <link:label id="lab_us-gaap_IncomeTaxEffectsAllocatedDirectlyToEquityCumulativeEffectOfChangeInAccountingPrinciple_163672F3BB911BC4DE3330F654E078E1_label_en-US" xlink:label="lab_us-gaap_IncomeTaxEffectsAllocatedDirectlyToEquityCumulativeEffectOfChangeInAccountingPrinciple_163672F3BB911BC4DE3330F654E078E1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Tax Effects Allocated Directly to Equity, Cumulative Effect of Change in Accounting Principle</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxEffectsAllocatedDirectlyToEquityCumulativeEffectOfChangeInAccountingPrinciple" xlink:label="loc_us-gaap_IncomeTaxEffectsAllocatedDirectlyToEquityCumulativeEffectOfChangeInAccountingPrinciple_163672F3BB911BC4DE3330F654E078E1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeTaxEffectsAllocatedDirectlyToEquityCumulativeEffectOfChangeInAccountingPrinciple_163672F3BB911BC4DE3330F654E078E1" xlink:to="lab_us-gaap_IncomeTaxEffectsAllocatedDirectlyToEquityCumulativeEffectOfChangeInAccountingPrinciple_163672F3BB911BC4DE3330F654E078E1" xlink:type="arc" />
    <link:label id="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_DF162418844782B0AAFC30F654E157EC_terseLabel_en-US" xlink:label="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_DF162418844782B0AAFC30F654E157EC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Stock-based compensation</link:label>
    <link:label id="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_DF162418844782B0AAFC30F654E157EC_label_en-US" xlink:label="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_DF162418844782B0AAFC30F654E157EC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">APIC, Share-based Payment Arrangement, Increase for Cost Recognition</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue" xlink:label="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_DF162418844782B0AAFC30F654E157EC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_DF162418844782B0AAFC30F654E157EC" xlink:to="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_DF162418844782B0AAFC30F654E157EC" xlink:type="arc" />
    <link:label id="lab_us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders_009B3FA925974195C12130F654E1C520_negatedLabel_en-US" xlink:label="lab_us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders_009B3FA925974195C12130F654E1C520" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Non-controlling interest</link:label>
    <link:label id="lab_us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders_009B3FA925974195C12130F654E1C520_label_en-US" xlink:label="lab_us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders_009B3FA925974195C12130F654E1C520" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders" xlink:label="loc_us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders_009B3FA925974195C12130F654E1C520" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders_009B3FA925974195C12130F654E1C520" xlink:to="lab_us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders_009B3FA925974195C12130F654E1C520" xlink:type="arc" />
    <link:label id="lab_us-gaap_AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation_CE39A7991B9522DB065330F654E1B19B_negatedLabel_en-US" xlink:label="lab_us-gaap_AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation_CE39A7991B9522DB065330F654E1B19B" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Withheld shares on restricted share units for withholding taxes</link:label>
    <link:label id="lab_us-gaap_AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation_CE39A7991B9522DB065330F654E1B19B_label_en-US" xlink:label="lab_us-gaap_AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation_CE39A7991B9522DB065330F654E1B19B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Payment Arrangement, Decrease for Tax Withholding Obligation</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation" xlink:label="loc_us-gaap_AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation_CE39A7991B9522DB065330F654E1B19B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation_CE39A7991B9522DB065330F654E1B19B" xlink:to="lab_us-gaap_AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation_CE39A7991B9522DB065330F654E1B19B" xlink:type="arc" />
    <link:label id="lab_us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised_AB2732DB8565652F19F230F654E14BEE_terseLabel_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised_AB2732DB8565652F19F230F654E14BEE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Stock options exercised</link:label>
    <link:label id="lab_us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised_AB2732DB8565652F19F230F654E14BEE_label_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised_AB2732DB8565652F19F230F654E14BEE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Stock Issued During Period, Value, Stock Options Exercised</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised_AB2732DB8565652F19F230F654E14BEE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised_AB2732DB8565652F19F230F654E14BEE" xlink:to="lab_us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised_AB2732DB8565652F19F230F654E14BEE" xlink:type="arc" />
    <link:label id="lab_us-gaap_StockIssuedDuringPeriodValueNewIssues_2740814E4A113D45F1A730F654E1ECD3_terseLabel_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodValueNewIssues_2740814E4A113D45F1A730F654E1ECD3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Issuance of common stock</link:label>
    <link:label id="lab_us-gaap_StockIssuedDuringPeriodValueNewIssues_2740814E4A113D45F1A730F654E1ECD3_label_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodValueNewIssues_2740814E4A113D45F1A730F654E1ECD3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Stock Issued During Period, Value, New Issues</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueNewIssues" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueNewIssues_2740814E4A113D45F1A730F654E1ECD3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockIssuedDuringPeriodValueNewIssues_2740814E4A113D45F1A730F654E1ECD3" xlink:to="lab_us-gaap_StockIssuedDuringPeriodValueNewIssues_2740814E4A113D45F1A730F654E1ECD3" xlink:type="arc" />
    <link:label id="lab_us-gaap_TreasuryStockValueAcquiredCostMethod_ECE08E4549E90191243130F654E177B2_negatedLabel_en-US" xlink:label="lab_us-gaap_TreasuryStockValueAcquiredCostMethod_ECE08E4549E90191243130F654E177B2" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Repurchases of common stock</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TreasuryStockValueAcquiredCostMethod" xlink:label="loc_us-gaap_TreasuryStockValueAcquiredCostMethod_ECE08E4549E90191243130F654E177B2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TreasuryStockValueAcquiredCostMethod_ECE08E4549E90191243130F654E177B2" xlink:to="lab_us-gaap_TreasuryStockValueAcquiredCostMethod_ECE08E4549E90191243130F654E177B2" xlink:type="arc" />
    <link:label id="lab_us-gaap_DividendsCommonStockCash_2FEA838AF8B9E7D2F8D830F654E2CE44_negatedLabel_en-US" xlink:label="lab_us-gaap_DividendsCommonStockCash_2FEA838AF8B9E7D2F8D830F654E2CE44" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Cash dividends paid</link:label>
    <link:label id="lab_us-gaap_DividendsCommonStockCash_2FEA838AF8B9E7D2F8D830F654E2CE44_label_en-US" xlink:label="lab_us-gaap_DividendsCommonStockCash_2FEA838AF8B9E7D2F8D830F654E2CE44" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Dividends, Common Stock, Cash</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DividendsCommonStockCash" xlink:label="loc_us-gaap_DividendsCommonStockCash_2FEA838AF8B9E7D2F8D830F654E2CE44" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DividendsCommonStockCash_2FEA838AF8B9E7D2F8D830F654E2CE44" xlink:to="lab_us-gaap_DividendsCommonStockCash_2FEA838AF8B9E7D2F8D830F654E2CE44" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_F9080E4E394B2E9449F6FC50C97CCB2D_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_F9080E4E394B2E9449F6FC50C97CCB2D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table]</link:label>
    <link:label id="lab_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_F9080E4E394B2E9449F6FC50C97CCB2D_label_en-US" xlink:label="lab_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_F9080E4E394B2E9449F6FC50C97CCB2D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable" xlink:label="loc_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_F9080E4E394B2E9449F6FC50C97CCB2D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_F9080E4E394B2E9449F6FC50C97CCB2D" xlink:to="lab_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_F9080E4E394B2E9449F6FC50C97CCB2D" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherSignificantNoncashTransactionsByUniqueDescriptionAxis_CB6021638705D07BCF44FC50C97D3CFA_terseLabel_en-US" xlink:label="lab_us-gaap_OtherSignificantNoncashTransactionsByUniqueDescriptionAxis_CB6021638705D07BCF44FC50C97D3CFA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other Significant Noncash Transaction [Axis]</link:label>
    <link:label id="lab_us-gaap_OtherSignificantNoncashTransactionsByUniqueDescriptionAxis_CB6021638705D07BCF44FC50C97D3CFA_label_en-US" xlink:label="lab_us-gaap_OtherSignificantNoncashTransactionsByUniqueDescriptionAxis_CB6021638705D07BCF44FC50C97D3CFA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Significant Noncash Transaction [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherSignificantNoncashTransactionsByUniqueDescriptionAxis" xlink:label="loc_us-gaap_OtherSignificantNoncashTransactionsByUniqueDescriptionAxis_CB6021638705D07BCF44FC50C97D3CFA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherSignificantNoncashTransactionsByUniqueDescriptionAxis_CB6021638705D07BCF44FC50C97D3CFA" xlink:to="lab_us-gaap_OtherSignificantNoncashTransactionsByUniqueDescriptionAxis_CB6021638705D07BCF44FC50C97D3CFA" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherSignificantNoncashTransactionNameDomain_347A888D9E9F081AEECEFC50C97D0EF9_terseLabel_en-US" xlink:label="lab_us-gaap_OtherSignificantNoncashTransactionNameDomain_347A888D9E9F081AEECEFC50C97D0EF9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other Significant Noncash Transaction, Name [Domain]</link:label>
    <link:label id="lab_us-gaap_OtherSignificantNoncashTransactionNameDomain_347A888D9E9F081AEECEFC50C97D0EF9_label_en-US" xlink:label="lab_us-gaap_OtherSignificantNoncashTransactionNameDomain_347A888D9E9F081AEECEFC50C97D0EF9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Significant Noncash Transaction, Name [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherSignificantNoncashTransactionNameDomain" xlink:label="loc_us-gaap_OtherSignificantNoncashTransactionNameDomain_347A888D9E9F081AEECEFC50C97D0EF9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherSignificantNoncashTransactionNameDomain_347A888D9E9F081AEECEFC50C97D0EF9" xlink:to="lab_us-gaap_OtherSignificantNoncashTransactionNameDomain_347A888D9E9F081AEECEFC50C97D0EF9" xlink:type="arc" />
    <link:label id="lab_lfus_ConversionOfIXYSEquityAwardsIntoLittlefuseEquityAwardsMember_80EB790FAE1A9077E7B0FC50C97ECEAE_terseLabel_en-US" xlink:label="lab_lfus_ConversionOfIXYSEquityAwardsIntoLittlefuseEquityAwardsMember_80EB790FAE1A9077E7B0FC50C97ECEAE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Conversion of IXYS Equity Awards Into Littlefuse Equity Awards</link:label>
    <link:label id="lab_lfus_ConversionOfIXYSEquityAwardsIntoLittlefuseEquityAwardsMember_80EB790FAE1A9077E7B0FC50C97ECEAE_label_en-US" xlink:label="lab_lfus_ConversionOfIXYSEquityAwardsIntoLittlefuseEquityAwardsMember_80EB790FAE1A9077E7B0FC50C97ECEAE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Conversion of IXYS Equity Awards Into Littlefuse Equity Awards [Member]</link:label>
    <link:label id="lab_lfus_ConversionOfIXYSEquityAwardsIntoLittlefuseEquityAwardsMember_80EB790FAE1A9077E7B0FC50C97ECEAE_documentation_en-US" xlink:label="lab_lfus_ConversionOfIXYSEquityAwardsIntoLittlefuseEquityAwardsMember_80EB790FAE1A9077E7B0FC50C97ECEAE" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Related to the conversion of IXYS equity awards in Littlefuse equity awards in relation to the acquisition agreement.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_ConversionOfIXYSEquityAwardsIntoLittlefuseEquityAwardsMember" xlink:label="loc_lfus_ConversionOfIXYSEquityAwardsIntoLittlefuseEquityAwardsMember_80EB790FAE1A9077E7B0FC50C97ECEAE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_ConversionOfIXYSEquityAwardsIntoLittlefuseEquityAwardsMember_80EB790FAE1A9077E7B0FC50C97ECEAE" xlink:to="lab_lfus_ConversionOfIXYSEquityAwardsIntoLittlefuseEquityAwardsMember_80EB790FAE1A9077E7B0FC50C97ECEAE" xlink:type="arc" />
    <link:label id="lab_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_A1F5E4771BDE8538FD4DFC50C97E10F2_terseLabel_en-US" xlink:label="lab_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_A1F5E4771BDE8538FD4DFC50C97E10F2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]</link:label>
    <link:label id="lab_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_A1F5E4771BDE8538FD4DFC50C97E10F2_label_en-US" xlink:label="lab_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_A1F5E4771BDE8538FD4DFC50C97E10F2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems" xlink:label="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_A1F5E4771BDE8538FD4DFC50C97E10F2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_A1F5E4771BDE8538FD4DFC50C97E10F2" xlink:to="lab_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_A1F5E4771BDE8538FD4DFC50C97E10F2" xlink:type="arc" />
    <link:label id="lab_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_2063FF73AE5DAC20EDFDFC50C97E7160_terseLabel_en-US" xlink:label="lab_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_2063FF73AE5DAC20EDFDFC50C97E7160" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Antidilutive securities excluded (in shares)</link:label>
    <link:label id="lab_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_2063FF73AE5DAC20EDFDFC50C97E7160_label_en-US" xlink:label="lab_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_2063FF73AE5DAC20EDFDFC50C97E7160" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount" xlink:label="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_2063FF73AE5DAC20EDFDFC50C97E7160" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_2063FF73AE5DAC20EDFDFC50C97E7160" xlink:to="lab_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_2063FF73AE5DAC20EDFDFC50C97E7160" xlink:type="arc" />
    <link:label id="lab_us-gaap_StockIssuedDuringPeriodSharesAcquisitions_AA65F9BE3287DB80D3DEFC50C97F692E_terseLabel_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodSharesAcquisitions_AA65F9BE3287DB80D3DEFC50C97F692E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Stock issues for acquisitions (in shares)</link:label>
    <link:label id="lab_us-gaap_StockIssuedDuringPeriodSharesAcquisitions_AA65F9BE3287DB80D3DEFC50C97F692E_label_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodSharesAcquisitions_AA65F9BE3287DB80D3DEFC50C97F692E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Stock Issued During Period, Shares, Acquisitions</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesAcquisitions" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesAcquisitions_AA65F9BE3287DB80D3DEFC50C97F692E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockIssuedDuringPeriodSharesAcquisitions_AA65F9BE3287DB80D3DEFC50C97F692E" xlink:to="lab_us-gaap_StockIssuedDuringPeriodSharesAcquisitions_AA65F9BE3287DB80D3DEFC50C97F692E" xlink:type="arc" />
    <link:label id="lab_us-gaap_ConversionOfStockSharesIssued1_EE85FACC761CC70925F1FC50C97FB50B_terseLabel_en-US" xlink:label="lab_us-gaap_ConversionOfStockSharesIssued1_EE85FACC761CC70925F1FC50C97FB50B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Conversion of stock (in shares)</link:label>
    <link:label id="lab_us-gaap_ConversionOfStockSharesIssued1_EE85FACC761CC70925F1FC50C97FB50B_label_en-US" xlink:label="lab_us-gaap_ConversionOfStockSharesIssued1_EE85FACC761CC70925F1FC50C97FB50B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Conversion of Stock, Shares Issued</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ConversionOfStockSharesIssued1" xlink:label="loc_us-gaap_ConversionOfStockSharesIssued1_EE85FACC761CC70925F1FC50C97FB50B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ConversionOfStockSharesIssued1_EE85FACC761CC70925F1FC50C97FB50B" xlink:to="lab_us-gaap_ConversionOfStockSharesIssued1_EE85FACC761CC70925F1FC50C97FB50B" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanPensionPlanWithProjectedBenefitObligationInExcessOfPlanAssetsProjectedBenefitObligation_A2782E583CB0D265A34DCD26AC62A86B_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanPensionPlanWithProjectedBenefitObligationInExcessOfPlanAssetsProjectedBenefitObligation_A2782E583CB0D265A34DCD26AC62A86B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Projected benefit obligation</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanPensionPlanWithProjectedBenefitObligationInExcessOfPlanAssetsProjectedBenefitObligation_A2782E583CB0D265A34DCD26AC62A86B_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanPensionPlanWithProjectedBenefitObligationInExcessOfPlanAssetsProjectedBenefitObligation_A2782E583CB0D265A34DCD26AC62A86B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Pension Plan with Projected Benefit Obligation in Excess of Plan Assets, Projected Benefit Obligation</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanPensionPlanWithProjectedBenefitObligationInExcessOfPlanAssetsProjectedBenefitObligation" xlink:label="loc_us-gaap_DefinedBenefitPlanPensionPlanWithProjectedBenefitObligationInExcessOfPlanAssetsProjectedBenefitObligation_A2782E583CB0D265A34DCD26AC62A86B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanPensionPlanWithProjectedBenefitObligationInExcessOfPlanAssetsProjectedBenefitObligation_A2782E583CB0D265A34DCD26AC62A86B" xlink:to="lab_us-gaap_DefinedBenefitPlanPensionPlanWithProjectedBenefitObligationInExcessOfPlanAssetsProjectedBenefitObligation_A2782E583CB0D265A34DCD26AC62A86B" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanPensionPlanWithProjectedBenefitObligationInExcessOfPlanAssetsPlanAssets_5693EB0BB43CA4B0F530CD26AC629797_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanPensionPlanWithProjectedBenefitObligationInExcessOfPlanAssetsPlanAssets_5693EB0BB43CA4B0F530CD26AC629797" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair value of plan assets</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanPensionPlanWithProjectedBenefitObligationInExcessOfPlanAssetsPlanAssets_5693EB0BB43CA4B0F530CD26AC629797_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanPensionPlanWithProjectedBenefitObligationInExcessOfPlanAssetsPlanAssets_5693EB0BB43CA4B0F530CD26AC629797" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Pension Plan with Projected Benefit Obligation in Excess of Plan Assets, Plan Assets</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanPensionPlanWithProjectedBenefitObligationInExcessOfPlanAssetsPlanAssets" xlink:label="loc_us-gaap_DefinedBenefitPlanPensionPlanWithProjectedBenefitObligationInExcessOfPlanAssetsPlanAssets_5693EB0BB43CA4B0F530CD26AC629797" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanPensionPlanWithProjectedBenefitObligationInExcessOfPlanAssetsPlanAssets_5693EB0BB43CA4B0F530CD26AC629797" xlink:to="lab_us-gaap_DefinedBenefitPlanPensionPlanWithProjectedBenefitObligationInExcessOfPlanAssetsPlanAssets_5693EB0BB43CA4B0F530CD26AC629797" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation_C9C28331649409FB744ACD26AC62EF24_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation_C9C28331649409FB744ACD26AC62EF24" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accumulated benefit obligation</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation_C9C28331649409FB744ACD26AC62EF24_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation_C9C28331649409FB744ACD26AC62EF24" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Plan with Accumulated Benefit Obligation in Excess of Plan Assets, Accumulated Benefit Obligation</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation" xlink:label="loc_us-gaap_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation_C9C28331649409FB744ACD26AC62EF24" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation_C9C28331649409FB744ACD26AC62EF24" xlink:to="lab_us-gaap_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation_C9C28331649409FB744ACD26AC62EF24" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets_B41CBCDE14CA56AAB820CD26AC62FC98_verboseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets_B41CBCDE14CA56AAB820CD26AC62FC98" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Fair value of plan assets</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets_B41CBCDE14CA56AAB820CD26AC62FC98_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets_B41CBCDE14CA56AAB820CD26AC62FC98" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Plan with Accumulated Benefit Obligation in Excess of Plan Assets, Plan Assets</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets" xlink:label="loc_us-gaap_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets_B41CBCDE14CA56AAB820CD26AC62FC98" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets_B41CBCDE14CA56AAB820CD26AC62FC98" xlink:to="lab_us-gaap_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets_B41CBCDE14CA56AAB820CD26AC62FC98" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_252CE81F018624A59079CD26AD8BCD49_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_252CE81F018624A59079CD26AD8BCD49" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table]</link:label>
    <link:label id="lab_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_252CE81F018624A59079CD26AD8BCD49_label_en-US" xlink:label="lab_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_252CE81F018624A59079CD26AD8BCD49" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_252CE81F018624A59079CD26AD8BCD49" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_252CE81F018624A59079CD26AD8BCD49" xlink:to="lab_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_252CE81F018624A59079CD26AD8BCD49" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_4EC1DF43F186102A6801CD26AD8B1B1F_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_4EC1DF43F186102A6801CD26AD8B1B1F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award [Line Items]</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_4EC1DF43F186102A6801CD26AD8B1B1F_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_4EC1DF43F186102A6801CD26AD8B1B1F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_4EC1DF43F186102A6801CD26AD8B1B1F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_4EC1DF43F186102A6801CD26AD8B1B1F" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_4EC1DF43F186102A6801CD26AD8B1B1F" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_5380F48DA27EE970A8E9CD26AD8B7838_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_5380F48DA27EE970A8E9CD26AD8B7838" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Shares</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_5380F48DA27EE970A8E9CD26AD8B7838_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_5380F48DA27EE970A8E9CD26AD8B7838" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_5380F48DA27EE970A8E9CD26AD8B7838" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_5380F48DA27EE970A8E9CD26AD8B7838" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_5380F48DA27EE970A8E9CD26AD8B7838" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_68C51C8E968ED36A7E2FCD26AD8B43B0_periodStartLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_68C51C8E968ED36A7E2FCD26AD8B43B0" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Nonvested (in shares)</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_68C51C8E968ED36A7E2FCD26AD8B43B0_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_68C51C8E968ED36A7E2FCD26AD8B43B0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_68C51C8E968ED36A7E2FCD26AD8B43B0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_68C51C8E968ED36A7E2FCD26AD8B43B0" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_68C51C8E968ED36A7E2FCD26AD8B43B0" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_E95EDE37FE58F25780B2CD26AD8B095A_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_E95EDE37FE58F25780B2CD26AD8B095A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Granted (in shares)</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_E95EDE37FE58F25780B2CD26AD8B095A_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_E95EDE37FE58F25780B2CD26AD8B095A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_E95EDE37FE58F25780B2CD26AD8B095A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_E95EDE37FE58F25780B2CD26AD8B095A" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_E95EDE37FE58F25780B2CD26AD8B095A" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_2A05579310F66C77FC89CD26AD8B59DC_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_2A05579310F66C77FC89CD26AD8B59DC" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Vested (in shares)</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_2A05579310F66C77FC89CD26AD8B59DC_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_2A05579310F66C77FC89CD26AD8B59DC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_2A05579310F66C77FC89CD26AD8B59DC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_2A05579310F66C77FC89CD26AD8B59DC" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_2A05579310F66C77FC89CD26AD8B59DC" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_4AB4AF72B049AD66D631CD26AD8B0A13_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_4AB4AF72B049AD66D631CD26AD8B0A13" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Forfeited (in shares)</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_4AB4AF72B049AD66D631CD26AD8B0A13_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_4AB4AF72B049AD66D631CD26AD8B0A13" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_4AB4AF72B049AD66D631CD26AD8B0A13" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_4AB4AF72B049AD66D631CD26AD8B0A13" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_4AB4AF72B049AD66D631CD26AD8B0A13" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_F2E4781B28AB3A95AC99CD26AD8BBB05_periodEndLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_F2E4781B28AB3A95AC99CD26AD8BBB05" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">Nonvested (in shares)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_F2E4781B28AB3A95AC99CD26AD8BBB05" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_F2E4781B28AB3A95AC99CD26AD8BBB05" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_F2E4781B28AB3A95AC99CD26AD8BBB05" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_9929B2DEBA0C63372AC0CD26AD8B3509_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_9929B2DEBA0C63372AC0CD26AD8B3509" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Weighted Average Grant-Date Fair Value</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_9929B2DEBA0C63372AC0CD26AD8B3509_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_9929B2DEBA0C63372AC0CD26AD8B3509" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_9929B2DEBA0C63372AC0CD26AD8B3509" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_9929B2DEBA0C63372AC0CD26AD8B3509" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_9929B2DEBA0C63372AC0CD26AD8B3509" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_2C7E11FD81B556F98D55CD26AD8B5A8B_periodStartLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_2C7E11FD81B556F98D55CD26AD8B5A8B" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Nonvested (in dollars per share)</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_2C7E11FD81B556F98D55CD26AD8B5A8B_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_2C7E11FD81B556F98D55CD26AD8B5A8B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_2C7E11FD81B556F98D55CD26AD8B5A8B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_2C7E11FD81B556F98D55CD26AD8B5A8B" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_2C7E11FD81B556F98D55CD26AD8B5A8B" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_DF6A8D196B0614CB690ECD26AD8B3626_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_DF6A8D196B0614CB690ECD26AD8B3626" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Granted (in dollars per share)</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_DF6A8D196B0614CB690ECD26AD8B3626_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_DF6A8D196B0614CB690ECD26AD8B3626" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_DF6A8D196B0614CB690ECD26AD8B3626" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_DF6A8D196B0614CB690ECD26AD8B3626" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_DF6A8D196B0614CB690ECD26AD8B3626" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_3AB8566E232190D6427ECD26AD8B7D71_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_3AB8566E232190D6427ECD26AD8B7D71" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Vested (in dollars per share)</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_3AB8566E232190D6427ECD26AD8B7D71_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_3AB8566E232190D6427ECD26AD8B7D71" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_3AB8566E232190D6427ECD26AD8B7D71" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_3AB8566E232190D6427ECD26AD8B7D71" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_3AB8566E232190D6427ECD26AD8B7D71" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_8231260FB89B3E5B754ECD26AD8B0704_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_8231260FB89B3E5B754ECD26AD8B0704" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Forfeited (in dollars per share)</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_8231260FB89B3E5B754ECD26AD8B0704_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_8231260FB89B3E5B754ECD26AD8B0704" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_8231260FB89B3E5B754ECD26AD8B0704" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_8231260FB89B3E5B754ECD26AD8B0704" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_8231260FB89B3E5B754ECD26AD8B0704" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_B74ECA784DF19422A6CECD26AD8BB238_periodEndLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_B74ECA784DF19422A6CECD26AD8BB238" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">Nonvested (in dollars per share)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_B74ECA784DF19422A6CECD26AD8BB238" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_B74ECA784DF19422A6CECD26AD8BB238" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_B74ECA784DF19422A6CECD26AD8BB238" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessAcquisitionProFormaInformationNonrecurringAdjustmentsTable_97DF1791EDE4AF5599D5E14430814A0E_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionProFormaInformationNonrecurringAdjustmentsTable_97DF1791EDE4AF5599D5E14430814A0E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Business Acquisition, Pro Forma Information, Nonrecurring Adjustments [Table]</link:label>
    <link:label id="lab_us-gaap_BusinessAcquisitionProFormaInformationNonrecurringAdjustmentsTable_97DF1791EDE4AF5599D5E14430814A0E_label_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionProFormaInformationNonrecurringAdjustmentsTable_97DF1791EDE4AF5599D5E14430814A0E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Acquisition, Pro Forma Information, Nonrecurring Adjustments [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessAcquisitionProFormaInformationNonrecurringAdjustmentsTable" xlink:label="loc_us-gaap_BusinessAcquisitionProFormaInformationNonrecurringAdjustmentsTable_97DF1791EDE4AF5599D5E14430814A0E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessAcquisitionProFormaInformationNonrecurringAdjustmentsTable_97DF1791EDE4AF5599D5E14430814A0E" xlink:to="lab_us-gaap_BusinessAcquisitionProFormaInformationNonrecurringAdjustmentsTable_97DF1791EDE4AF5599D5E14430814A0E" xlink:type="arc" />
    <link:label id="lab_us-gaap_NonrecurringAdjustmentAxis_21175502581E01B0B824E144308176B6_terseLabel_en-US" xlink:label="lab_us-gaap_NonrecurringAdjustmentAxis_21175502581E01B0B824E144308176B6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Nonrecurring Adjustment [Axis]</link:label>
    <link:label id="lab_us-gaap_NonrecurringAdjustmentAxis_21175502581E01B0B824E144308176B6_label_en-US" xlink:label="lab_us-gaap_NonrecurringAdjustmentAxis_21175502581E01B0B824E144308176B6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Nonrecurring Adjustment [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NonrecurringAdjustmentAxis" xlink:label="loc_us-gaap_NonrecurringAdjustmentAxis_21175502581E01B0B824E144308176B6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NonrecurringAdjustmentAxis_21175502581E01B0B824E144308176B6" xlink:to="lab_us-gaap_NonrecurringAdjustmentAxis_21175502581E01B0B824E144308176B6" xlink:type="arc" />
    <link:label id="lab_us-gaap_NonrecurringAdjustmentDomain_051D50521CAF288BFA4EE14430824D9B_terseLabel_en-US" xlink:label="lab_us-gaap_NonrecurringAdjustmentDomain_051D50521CAF288BFA4EE14430824D9B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Nonrecurring Adjustment [Domain]</link:label>
    <link:label id="lab_us-gaap_NonrecurringAdjustmentDomain_051D50521CAF288BFA4EE14430824D9B_label_en-US" xlink:label="lab_us-gaap_NonrecurringAdjustmentDomain_051D50521CAF288BFA4EE14430824D9B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Nonrecurring Adjustment [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NonrecurringAdjustmentDomain" xlink:label="loc_us-gaap_NonrecurringAdjustmentDomain_051D50521CAF288BFA4EE14430824D9B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NonrecurringAdjustmentDomain_051D50521CAF288BFA4EE14430824D9B" xlink:to="lab_us-gaap_NonrecurringAdjustmentDomain_051D50521CAF288BFA4EE14430824D9B" xlink:type="arc" />
    <link:label id="lab_lfus_AdjustmentToAmortizationMember_76A9154161FA54643CA6E14430825F75_terseLabel_en-US" xlink:label="lab_lfus_AdjustmentToAmortizationMember_76A9154161FA54643CA6E14430825F75" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Amortization</link:label>
    <link:label id="lab_lfus_AdjustmentToAmortizationMember_76A9154161FA54643CA6E14430825F75_label_en-US" xlink:label="lab_lfus_AdjustmentToAmortizationMember_76A9154161FA54643CA6E14430825F75" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Adjustment to Amortization [Member]</link:label>
    <link:label id="lab_lfus_AdjustmentToAmortizationMember_76A9154161FA54643CA6E14430825F75_documentation_en-US" xlink:label="lab_lfus_AdjustmentToAmortizationMember_76A9154161FA54643CA6E14430825F75" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Represents the information pertaining to the adjustment of amortization.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_AdjustmentToAmortizationMember" xlink:label="loc_lfus_AdjustmentToAmortizationMember_76A9154161FA54643CA6E14430825F75" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_AdjustmentToAmortizationMember_76A9154161FA54643CA6E14430825F75" xlink:to="lab_lfus_AdjustmentToAmortizationMember_76A9154161FA54643CA6E14430825F75" xlink:type="arc" />
    <link:label id="lab_lfus_AdjustmentToDepreciationMember_280154311EA10F41B636E14430824A5A_terseLabel_en-US" xlink:label="lab_lfus_AdjustmentToDepreciationMember_280154311EA10F41B636E14430824A5A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Depreciation</link:label>
    <link:label id="lab_lfus_AdjustmentToDepreciationMember_280154311EA10F41B636E14430824A5A_label_en-US" xlink:label="lab_lfus_AdjustmentToDepreciationMember_280154311EA10F41B636E14430824A5A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Adjustment to Depreciation [Member]</link:label>
    <link:label id="lab_lfus_AdjustmentToDepreciationMember_280154311EA10F41B636E14430824A5A_documentation_en-US" xlink:label="lab_lfus_AdjustmentToDepreciationMember_280154311EA10F41B636E14430824A5A" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Represents the information pertaining to the adjustment to depreciation.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_AdjustmentToDepreciationMember" xlink:label="loc_lfus_AdjustmentToDepreciationMember_280154311EA10F41B636E14430824A5A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_AdjustmentToDepreciationMember_280154311EA10F41B636E14430824A5A" xlink:to="lab_lfus_AdjustmentToDepreciationMember_280154311EA10F41B636E14430824A5A" xlink:type="arc" />
    <link:label id="lab_us-gaap_AcquisitionRelatedCostsMember_A9D68F69D06A4386E742E14430820E07_terseLabel_en-US" xlink:label="lab_us-gaap_AcquisitionRelatedCostsMember_A9D68F69D06A4386E742E14430820E07" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Transaction costs</link:label>
    <link:label id="lab_us-gaap_AcquisitionRelatedCostsMember_A9D68F69D06A4386E742E14430820E07_label_en-US" xlink:label="lab_us-gaap_AcquisitionRelatedCostsMember_A9D68F69D06A4386E742E14430820E07" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Acquisition-related Costs [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AcquisitionRelatedCostsMember" xlink:label="loc_us-gaap_AcquisitionRelatedCostsMember_A9D68F69D06A4386E742E14430820E07" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AcquisitionRelatedCostsMember_A9D68F69D06A4386E742E14430820E07" xlink:to="lab_us-gaap_AcquisitionRelatedCostsMember_A9D68F69D06A4386E742E14430820E07" xlink:type="arc" />
    <link:label id="lab_lfus_AmortizationOfInventoryStepUpMember_36E08CDECA8F2D3D83D5E144308337D2_terseLabel_en-US" xlink:label="lab_lfus_AmortizationOfInventoryStepUpMember_36E08CDECA8F2D3D83D5E144308337D2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Amortization of inventory step-up</link:label>
    <link:label id="lab_lfus_AmortizationOfInventoryStepUpMember_36E08CDECA8F2D3D83D5E144308337D2_label_en-US" xlink:label="lab_lfus_AmortizationOfInventoryStepUpMember_36E08CDECA8F2D3D83D5E144308337D2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Amortization of Inventory Step Up [Member]</link:label>
    <link:label id="lab_lfus_AmortizationOfInventoryStepUpMember_36E08CDECA8F2D3D83D5E144308337D2_documentation_en-US" xlink:label="lab_lfus_AmortizationOfInventoryStepUpMember_36E08CDECA8F2D3D83D5E144308337D2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Represents the information pertaining to the adjustment of amortization of inventory step-up.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_AmortizationOfInventoryStepUpMember" xlink:label="loc_lfus_AmortizationOfInventoryStepUpMember_36E08CDECA8F2D3D83D5E144308337D2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_AmortizationOfInventoryStepUpMember_36E08CDECA8F2D3D83D5E144308337D2" xlink:to="lab_lfus_AmortizationOfInventoryStepUpMember_36E08CDECA8F2D3D83D5E144308337D2" xlink:type="arc" />
    <link:label id="lab_lfus_AdjustmentToStockCompensationMember_D8105B56CDB8040CDB72E1443083CBFF_terseLabel_en-US" xlink:label="lab_lfus_AdjustmentToStockCompensationMember_D8105B56CDB8040CDB72E1443083CBFF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Stock compensation</link:label>
    <link:label id="lab_lfus_AdjustmentToStockCompensationMember_D8105B56CDB8040CDB72E1443083CBFF_label_en-US" xlink:label="lab_lfus_AdjustmentToStockCompensationMember_D8105B56CDB8040CDB72E1443083CBFF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Adjustment to Stock Compensation [Member]</link:label>
    <link:label id="lab_lfus_AdjustmentToStockCompensationMember_D8105B56CDB8040CDB72E1443083CBFF_documentation_en-US" xlink:label="lab_lfus_AdjustmentToStockCompensationMember_D8105B56CDB8040CDB72E1443083CBFF" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Represents the information pertaining to the adjustment to stock compensation.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_AdjustmentToStockCompensationMember" xlink:label="loc_lfus_AdjustmentToStockCompensationMember_D8105B56CDB8040CDB72E1443083CBFF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_AdjustmentToStockCompensationMember_D8105B56CDB8040CDB72E1443083CBFF" xlink:to="lab_lfus_AdjustmentToStockCompensationMember_D8105B56CDB8040CDB72E1443083CBFF" xlink:type="arc" />
    <link:label id="lab_lfus_AdjustmentToInterestExpenseMember_D854576EE61EB661D87BE1443083F355_terseLabel_en-US" xlink:label="lab_lfus_AdjustmentToInterestExpenseMember_D854576EE61EB661D87BE1443083F355" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Interest expense</link:label>
    <link:label id="lab_lfus_AdjustmentToInterestExpenseMember_D854576EE61EB661D87BE1443083F355_label_en-US" xlink:label="lab_lfus_AdjustmentToInterestExpenseMember_D854576EE61EB661D87BE1443083F355" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Adjustment to Interest Expense [Member]</link:label>
    <link:label id="lab_lfus_AdjustmentToInterestExpenseMember_D854576EE61EB661D87BE1443083F355_documentation_en-US" xlink:label="lab_lfus_AdjustmentToInterestExpenseMember_D854576EE61EB661D87BE1443083F355" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Represents the information pertaining to the adjustment to interest expense.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_AdjustmentToInterestExpenseMember" xlink:label="loc_lfus_AdjustmentToInterestExpenseMember_D854576EE61EB661D87BE1443083F355" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_AdjustmentToInterestExpenseMember_D854576EE61EB661D87BE1443083F355" xlink:to="lab_lfus_AdjustmentToInterestExpenseMember_D854576EE61EB661D87BE1443083F355" xlink:type="arc" />
    <link:label id="lab_lfus_AdjustmentToIncomeTaxMember_C7B901D8D76A5C0F7C80E1443083F745_terseLabel_en-US" xlink:label="lab_lfus_AdjustmentToIncomeTaxMember_C7B901D8D76A5C0F7C80E1443083F745" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Income tax impact of above items</link:label>
    <link:label id="lab_lfus_AdjustmentToIncomeTaxMember_C7B901D8D76A5C0F7C80E1443083F745_label_en-US" xlink:label="lab_lfus_AdjustmentToIncomeTaxMember_C7B901D8D76A5C0F7C80E1443083F745" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Adjustment to Income Tax [Member]</link:label>
    <link:label id="lab_lfus_AdjustmentToIncomeTaxMember_C7B901D8D76A5C0F7C80E1443083F745_documentation_en-US" xlink:label="lab_lfus_AdjustmentToIncomeTaxMember_C7B901D8D76A5C0F7C80E1443083F745" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Represents the information pertaining to the adjustment to income tax.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_AdjustmentToIncomeTaxMember" xlink:label="loc_lfus_AdjustmentToIncomeTaxMember_C7B901D8D76A5C0F7C80E1443083F745" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_AdjustmentToIncomeTaxMember_C7B901D8D76A5C0F7C80E1443083F745" xlink:to="lab_lfus_AdjustmentToIncomeTaxMember_C7B901D8D76A5C0F7C80E1443083F745" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessAcquisitionProFormaInformationNonrecurringAdjustmentLineItems_41B544D53B491FADF89EE14430830620_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionProFormaInformationNonrecurringAdjustmentLineItems_41B544D53B491FADF89EE14430830620" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Business Acquisition, Pro Forma Information, Nonrecurring Adjustment [Line Items]</link:label>
    <link:label id="lab_us-gaap_BusinessAcquisitionProFormaInformationNonrecurringAdjustmentLineItems_41B544D53B491FADF89EE14430830620_label_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionProFormaInformationNonrecurringAdjustmentLineItems_41B544D53B491FADF89EE14430830620" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Acquisition, Pro Forma Information, Nonrecurring Adjustment [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessAcquisitionProFormaInformationNonrecurringAdjustmentLineItems" xlink:label="loc_us-gaap_BusinessAcquisitionProFormaInformationNonrecurringAdjustmentLineItems_41B544D53B491FADF89EE14430830620" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessAcquisitionProFormaInformationNonrecurringAdjustmentLineItems_41B544D53B491FADF89EE14430830620" xlink:to="lab_us-gaap_BusinessAcquisitionProFormaInformationNonrecurringAdjustmentLineItems_41B544D53B491FADF89EE14430830620" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessAcquisitionsProFormaNetIncomeLoss_711B74C7FC80C7666C46E1443083228C_verboseLabel_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionsProFormaNetIncomeLoss_711B74C7FC80C7666C46E1443083228C" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Net income</link:label>
    <link:label id="lab_us-gaap_BusinessAcquisitionsProFormaNetIncomeLoss_711B74C7FC80C7666C46E1443083228C_label_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionsProFormaNetIncomeLoss_711B74C7FC80C7666C46E1443083228C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Acquisition, Pro Forma Net Income (Loss)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessAcquisitionsProFormaNetIncomeLoss" xlink:label="loc_us-gaap_BusinessAcquisitionsProFormaNetIncomeLoss_711B74C7FC80C7666C46E1443083228C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessAcquisitionsProFormaNetIncomeLoss_711B74C7FC80C7666C46E1443083228C" xlink:to="lab_us-gaap_BusinessAcquisitionsProFormaNetIncomeLoss_711B74C7FC80C7666C46E1443083228C" xlink:type="arc" />
    <link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent_4F5DD9F631D4227B4C7659D37F77B3A5_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent_4F5DD9F631D4227B4C7659D37F77B3A5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">2019</link:label>
    <link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent_4F5DD9F631D4227B4C7659D37F77B3A5_label_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent_4F5DD9F631D4227B4C7659D37F77B3A5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Operating Leases, Future Minimum Payments Due, Next Twelve Months</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent" xlink:label="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent_4F5DD9F631D4227B4C7659D37F77B3A5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent_4F5DD9F631D4227B4C7659D37F77B3A5" xlink:to="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent_4F5DD9F631D4227B4C7659D37F77B3A5" xlink:type="arc" />
    <link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears_4C91ED9825EEAA8CBB7E59D3B0A53928_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears_4C91ED9825EEAA8CBB7E59D3B0A53928" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">2020</link:label>
    <link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears_4C91ED9825EEAA8CBB7E59D3B0A53928_label_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears_4C91ED9825EEAA8CBB7E59D3B0A53928" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Operating Leases, Future Minimum Payments, Due in Two Years</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears" xlink:label="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears_4C91ED9825EEAA8CBB7E59D3B0A53928" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears_4C91ED9825EEAA8CBB7E59D3B0A53928" xlink:to="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears_4C91ED9825EEAA8CBB7E59D3B0A53928" xlink:type="arc" />
    <link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears_CB7B8F5D6ED266A3C80659D3DE3266AB_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears_CB7B8F5D6ED266A3C80659D3DE3266AB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">2021</link:label>
    <link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears_CB7B8F5D6ED266A3C80659D3DE3266AB_label_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears_CB7B8F5D6ED266A3C80659D3DE3266AB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Operating Leases, Future Minimum Payments, Due in Three Years</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears" xlink:label="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears_CB7B8F5D6ED266A3C80659D3DE3266AB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears_CB7B8F5D6ED266A3C80659D3DE3266AB" xlink:to="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears_CB7B8F5D6ED266A3C80659D3DE3266AB" xlink:type="arc" />
    <link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears_57040A0BE826E858514659D41024DC65_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears_57040A0BE826E858514659D41024DC65" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">2022</link:label>
    <link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears_57040A0BE826E858514659D41024DC65_label_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears_57040A0BE826E858514659D41024DC65" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Operating Leases, Future Minimum Payments, Due in Four Years</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears" xlink:label="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears_57040A0BE826E858514659D41024DC65" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears_57040A0BE826E858514659D41024DC65" xlink:to="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears_57040A0BE826E858514659D41024DC65" xlink:type="arc" />
    <link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears_F548D94E3EEFBD31420C59D44D346759_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears_F548D94E3EEFBD31420C59D44D346759" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">2023</link:label>
    <link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears_F548D94E3EEFBD31420C59D44D346759_label_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears_F548D94E3EEFBD31420C59D44D346759" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Operating Leases, Future Minimum Payments, Due in Five Years</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears" xlink:label="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears_F548D94E3EEFBD31420C59D44D346759" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears_F548D94E3EEFBD31420C59D44D346759" xlink:to="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears_F548D94E3EEFBD31420C59D44D346759" xlink:type="arc" />
    <link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter_E4A074B87F6EC66BDBAA59D47C2D259C_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter_E4A074B87F6EC66BDBAA59D47C2D259C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">2024 and thereafter</link:label>
    <link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter_E4A074B87F6EC66BDBAA59D47C2D259C_label_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter_E4A074B87F6EC66BDBAA59D47C2D259C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Operating Leases, Future Minimum Payments, Due Thereafter</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter" xlink:label="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter_E4A074B87F6EC66BDBAA59D47C2D259C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter_E4A074B87F6EC66BDBAA59D47C2D259C" xlink:to="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter_E4A074B87F6EC66BDBAA59D47C2D259C" xlink:type="arc" />
    <link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDue_1517C50467EE18E770F759D4C199A061_totalLabel_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDue_1517C50467EE18E770F759D4C199A061" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total</link:label>
    <link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDue_1517C50467EE18E770F759D4C199A061_label_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDue_1517C50467EE18E770F759D4C199A061" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Operating Leases, Future Minimum Payments Due</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDue" xlink:label="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDue_1517C50467EE18E770F759D4C199A061" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDue_1517C50467EE18E770F759D4C199A061" xlink:to="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDue_1517C50467EE18E770F759D4C199A061" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessAcquisitionsProFormaRevenue_C210BD52E34A3B25B2BEE1443086F884_verboseLabel_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionsProFormaRevenue_C210BD52E34A3B25B2BEE1443086F884" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Net sales</link:label>
    <link:label id="lab_us-gaap_BusinessAcquisitionsProFormaRevenue_C210BD52E34A3B25B2BEE1443086F884_label_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionsProFormaRevenue_C210BD52E34A3B25B2BEE1443086F884" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Acquisition, Pro Forma Revenue</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessAcquisitionsProFormaRevenue" xlink:label="loc_us-gaap_BusinessAcquisitionsProFormaRevenue_C210BD52E34A3B25B2BEE1443086F884" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessAcquisitionsProFormaRevenue_C210BD52E34A3B25B2BEE1443086F884" xlink:to="lab_us-gaap_BusinessAcquisitionsProFormaRevenue_C210BD52E34A3B25B2BEE1443086F884" xlink:type="arc" />
    <link:label id="lab_lfus_BusinessAcquisitionProFormaIncomeLossfromContinuingOperationsbeforeTax_CE780D921525C4F730FFE144308713B9_verboseLabel_en-US" xlink:label="lab_lfus_BusinessAcquisitionProFormaIncomeLossfromContinuingOperationsbeforeTax_CE780D921525C4F730FFE144308713B9" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Income before income taxes</link:label>
    <link:label id="lab_lfus_BusinessAcquisitionProFormaIncomeLossfromContinuingOperationsbeforeTax_CE780D921525C4F730FFE144308713B9_label_en-US" xlink:label="lab_lfus_BusinessAcquisitionProFormaIncomeLossfromContinuingOperationsbeforeTax_CE780D921525C4F730FFE144308713B9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Acquisition, Pro Forma Income (Loss) from Continuing Operations, before Tax</link:label>
    <link:label id="lab_lfus_BusinessAcquisitionProFormaIncomeLossfromContinuingOperationsbeforeTax_CE780D921525C4F730FFE144308713B9_documentation_en-US" xlink:label="lab_lfus_BusinessAcquisitionProFormaIncomeLossfromContinuingOperationsbeforeTax_CE780D921525C4F730FFE144308713B9" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Amount before tax of pro forma income from continuing operations as if the business combination had been completed at the beginning of a period.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_BusinessAcquisitionProFormaIncomeLossfromContinuingOperationsbeforeTax" xlink:label="loc_lfus_BusinessAcquisitionProFormaIncomeLossfromContinuingOperationsbeforeTax_CE780D921525C4F730FFE144308713B9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_BusinessAcquisitionProFormaIncomeLossfromContinuingOperationsbeforeTax_CE780D921525C4F730FFE144308713B9" xlink:to="lab_lfus_BusinessAcquisitionProFormaIncomeLossfromContinuingOperationsbeforeTax_CE780D921525C4F730FFE144308713B9" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessAcquisitionProFormaEarningsPerShareBasic_63DEE2D5FB4AF648B8AAE14430872BD8_verboseLabel_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionProFormaEarningsPerShareBasic_63DEE2D5FB4AF648B8AAE14430872BD8" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Net income per share &#8212; basic (in dollars per share)</link:label>
    <link:label id="lab_us-gaap_BusinessAcquisitionProFormaEarningsPerShareBasic_63DEE2D5FB4AF648B8AAE14430872BD8_label_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionProFormaEarningsPerShareBasic_63DEE2D5FB4AF648B8AAE14430872BD8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Acquisition, Pro Forma Earnings Per Share, Basic</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessAcquisitionProFormaEarningsPerShareBasic" xlink:label="loc_us-gaap_BusinessAcquisitionProFormaEarningsPerShareBasic_63DEE2D5FB4AF648B8AAE14430872BD8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessAcquisitionProFormaEarningsPerShareBasic_63DEE2D5FB4AF648B8AAE14430872BD8" xlink:to="lab_us-gaap_BusinessAcquisitionProFormaEarningsPerShareBasic_63DEE2D5FB4AF648B8AAE14430872BD8" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessAcquisitionProFormaEarningsPerShareDiluted_2CBE3600A0B3232BAE50E1443087F0B1_verboseLabel_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionProFormaEarningsPerShareDiluted_2CBE3600A0B3232BAE50E1443087F0B1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Net income per share &#8212; diluted (in dollars per share)</link:label>
    <link:label id="lab_us-gaap_BusinessAcquisitionProFormaEarningsPerShareDiluted_2CBE3600A0B3232BAE50E1443087F0B1_label_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionProFormaEarningsPerShareDiluted_2CBE3600A0B3232BAE50E1443087F0B1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Acquisition, Pro Forma Earnings Per Share, Diluted</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessAcquisitionProFormaEarningsPerShareDiluted" xlink:label="loc_us-gaap_BusinessAcquisitionProFormaEarningsPerShareDiluted_2CBE3600A0B3232BAE50E1443087F0B1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessAcquisitionProFormaEarningsPerShareDiluted_2CBE3600A0B3232BAE50E1443087F0B1" xlink:to="lab_us-gaap_BusinessAcquisitionProFormaEarningsPerShareDiluted_2CBE3600A0B3232BAE50E1443087F0B1" xlink:type="arc" />
    <link:label id="lab_dei_CoverAbstract_A0FC1FDC5FA44C9D71D564AC88547292_label_en-US" xlink:label="lab_dei_CoverAbstract_A0FC1FDC5FA44C9D71D564AC88547292" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cover page.</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_CoverAbstract" xlink:label="loc_dei_CoverAbstract_A0FC1FDC5FA44C9D71D564AC88547292" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_CoverAbstract_A0FC1FDC5FA44C9D71D564AC88547292" xlink:to="lab_dei_CoverAbstract_A0FC1FDC5FA44C9D71D564AC88547292" xlink:type="arc" />
    <link:label id="lab_dei_DocumentType_B2F6A4A2A459CF8C04D464AC8854E115_terseLabel_en-US" xlink:label="lab_dei_DocumentType_B2F6A4A2A459CF8C04D464AC8854E115" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Document Type</link:label>
    <link:label id="lab_dei_DocumentType_B2F6A4A2A459CF8C04D464AC8854E115_label_en-US" xlink:label="lab_dei_DocumentType_B2F6A4A2A459CF8C04D464AC8854E115" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Document Type</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_DocumentType" xlink:label="loc_dei_DocumentType_B2F6A4A2A459CF8C04D464AC8854E115" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_DocumentType_B2F6A4A2A459CF8C04D464AC8854E115" xlink:to="lab_dei_DocumentType_B2F6A4A2A459CF8C04D464AC8854E115" xlink:type="arc" />
    <link:label id="lab_dei_DocumentAnnualReport_9C05665E699123802B0A64AC8854A3C7_terseLabel_en-US" xlink:label="lab_dei_DocumentAnnualReport_9C05665E699123802B0A64AC8854A3C7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Document Annual Report</link:label>
    <link:label id="lab_dei_DocumentAnnualReport_9C05665E699123802B0A64AC8854A3C7_label_en-US" xlink:label="lab_dei_DocumentAnnualReport_9C05665E699123802B0A64AC8854A3C7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Document Annual Report</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_DocumentAnnualReport" xlink:label="loc_dei_DocumentAnnualReport_9C05665E699123802B0A64AC8854A3C7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_DocumentAnnualReport_9C05665E699123802B0A64AC8854A3C7" xlink:to="lab_dei_DocumentAnnualReport_9C05665E699123802B0A64AC8854A3C7" xlink:type="arc" />
    <link:label id="lab_dei_DocumentPeriodEndDate_1D187DC40981432FD2EC64AC88547DE2_terseLabel_en-US" xlink:label="lab_dei_DocumentPeriodEndDate_1D187DC40981432FD2EC64AC88547DE2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Document Period End Date</link:label>
    <link:label id="lab_dei_DocumentPeriodEndDate_1D187DC40981432FD2EC64AC88547DE2_label_en-US" xlink:label="lab_dei_DocumentPeriodEndDate_1D187DC40981432FD2EC64AC88547DE2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Document Period End Date</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_DocumentPeriodEndDate" xlink:label="loc_dei_DocumentPeriodEndDate_1D187DC40981432FD2EC64AC88547DE2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_DocumentPeriodEndDate_1D187DC40981432FD2EC64AC88547DE2" xlink:to="lab_dei_DocumentPeriodEndDate_1D187DC40981432FD2EC64AC88547DE2" xlink:type="arc" />
    <link:label id="lab_dei_DocumentTransitionReport_B30CFCABA98E21D733B664AC88545E42_terseLabel_en-US" xlink:label="lab_dei_DocumentTransitionReport_B30CFCABA98E21D733B664AC88545E42" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Document Transition Report</link:label>
    <link:label id="lab_dei_DocumentTransitionReport_B30CFCABA98E21D733B664AC88545E42_label_en-US" xlink:label="lab_dei_DocumentTransitionReport_B30CFCABA98E21D733B664AC88545E42" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Document Transition Report</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_DocumentTransitionReport" xlink:label="loc_dei_DocumentTransitionReport_B30CFCABA98E21D733B664AC88545E42" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_DocumentTransitionReport_B30CFCABA98E21D733B664AC88545E42" xlink:to="lab_dei_DocumentTransitionReport_B30CFCABA98E21D733B664AC88545E42" xlink:type="arc" />
    <link:label id="lab_dei_EntityFileNumber_CC941F05FB561A21AFD764AC8855D8A6_terseLabel_en-US" xlink:label="lab_dei_EntityFileNumber_CC941F05FB561A21AFD764AC8855D8A6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Entity File Number</link:label>
    <link:label id="lab_dei_EntityFileNumber_CC941F05FB561A21AFD764AC8855D8A6_label_en-US" xlink:label="lab_dei_EntityFileNumber_CC941F05FB561A21AFD764AC8855D8A6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity File Number</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityFileNumber" xlink:label="loc_dei_EntityFileNumber_CC941F05FB561A21AFD764AC8855D8A6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityFileNumber_CC941F05FB561A21AFD764AC8855D8A6" xlink:to="lab_dei_EntityFileNumber_CC941F05FB561A21AFD764AC8855D8A6" xlink:type="arc" />
    <link:label id="lab_dei_EntityIncorporationStateCountryCode_E9CECA690FCA464B839E64AC8855AEC7_terseLabel_en-US" xlink:label="lab_dei_EntityIncorporationStateCountryCode_E9CECA690FCA464B839E64AC8855AEC7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Entity Incorporation, State or Country Code</link:label>
    <link:label id="lab_dei_EntityIncorporationStateCountryCode_E9CECA690FCA464B839E64AC8855AEC7_label_en-US" xlink:label="lab_dei_EntityIncorporationStateCountryCode_E9CECA690FCA464B839E64AC8855AEC7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity Incorporation, State or Country Code</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityIncorporationStateCountryCode" xlink:label="loc_dei_EntityIncorporationStateCountryCode_E9CECA690FCA464B839E64AC8855AEC7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityIncorporationStateCountryCode_E9CECA690FCA464B839E64AC8855AEC7" xlink:to="lab_dei_EntityIncorporationStateCountryCode_E9CECA690FCA464B839E64AC8855AEC7" xlink:type="arc" />
    <link:label id="lab_dei_EntityTaxIdentificationNumber_EF7E92F82FC3A55145D264AC88555521_terseLabel_en-US" xlink:label="lab_dei_EntityTaxIdentificationNumber_EF7E92F82FC3A55145D264AC88555521" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Entity Tax Identification Number</link:label>
    <link:label id="lab_dei_EntityTaxIdentificationNumber_EF7E92F82FC3A55145D264AC88555521_label_en-US" xlink:label="lab_dei_EntityTaxIdentificationNumber_EF7E92F82FC3A55145D264AC88555521" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity Tax Identification Number</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityTaxIdentificationNumber" xlink:label="loc_dei_EntityTaxIdentificationNumber_EF7E92F82FC3A55145D264AC88555521" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityTaxIdentificationNumber_EF7E92F82FC3A55145D264AC88555521" xlink:to="lab_dei_EntityTaxIdentificationNumber_EF7E92F82FC3A55145D264AC88555521" xlink:type="arc" />
    <link:label id="lab_dei_EntityAddressAddressLine1_155714B7AF1185AB6D4464AC8855091B_terseLabel_en-US" xlink:label="lab_dei_EntityAddressAddressLine1_155714B7AF1185AB6D4464AC8855091B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Entity Address, Address Line One</link:label>
    <link:label id="lab_dei_EntityAddressAddressLine1_155714B7AF1185AB6D4464AC8855091B_label_en-US" xlink:label="lab_dei_EntityAddressAddressLine1_155714B7AF1185AB6D4464AC8855091B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity Address, Address Line One</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityAddressAddressLine1" xlink:label="loc_dei_EntityAddressAddressLine1_155714B7AF1185AB6D4464AC8855091B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityAddressAddressLine1_155714B7AF1185AB6D4464AC8855091B" xlink:to="lab_dei_EntityAddressAddressLine1_155714B7AF1185AB6D4464AC8855091B" xlink:type="arc" />
    <link:label id="lab_dei_EntityAddressAddressLine2_641BBBF4AAA8CB3DCABD64AC885530E7_terseLabel_en-US" xlink:label="lab_dei_EntityAddressAddressLine2_641BBBF4AAA8CB3DCABD64AC885530E7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Entity Address, Address Line Two</link:label>
    <link:label id="lab_dei_EntityAddressAddressLine2_641BBBF4AAA8CB3DCABD64AC885530E7_label_en-US" xlink:label="lab_dei_EntityAddressAddressLine2_641BBBF4AAA8CB3DCABD64AC885530E7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity Address, Address Line Two</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityAddressAddressLine2" xlink:label="loc_dei_EntityAddressAddressLine2_641BBBF4AAA8CB3DCABD64AC885530E7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityAddressAddressLine2_641BBBF4AAA8CB3DCABD64AC885530E7" xlink:to="lab_dei_EntityAddressAddressLine2_641BBBF4AAA8CB3DCABD64AC885530E7" xlink:type="arc" />
    <link:label id="lab_dei_EntityAddressCityOrTown_3AEC9226DCFCBD1176DC64AC8855242A_terseLabel_en-US" xlink:label="lab_dei_EntityAddressCityOrTown_3AEC9226DCFCBD1176DC64AC8855242A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Entity Address, City or Town</link:label>
    <link:label id="lab_dei_EntityAddressCityOrTown_3AEC9226DCFCBD1176DC64AC8855242A_label_en-US" xlink:label="lab_dei_EntityAddressCityOrTown_3AEC9226DCFCBD1176DC64AC8855242A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity Address, City or Town</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityAddressCityOrTown" xlink:label="loc_dei_EntityAddressCityOrTown_3AEC9226DCFCBD1176DC64AC8855242A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityAddressCityOrTown_3AEC9226DCFCBD1176DC64AC8855242A" xlink:to="lab_dei_EntityAddressCityOrTown_3AEC9226DCFCBD1176DC64AC8855242A" xlink:type="arc" />
    <link:label id="lab_dei_EntityAddressStateOrProvince_0C565E1A9BCAA889A2A064AC88561E9C_terseLabel_en-US" xlink:label="lab_dei_EntityAddressStateOrProvince_0C565E1A9BCAA889A2A064AC88561E9C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Entity Address, State or Province</link:label>
    <link:label id="lab_dei_EntityAddressStateOrProvince_0C565E1A9BCAA889A2A064AC88561E9C_label_en-US" xlink:label="lab_dei_EntityAddressStateOrProvince_0C565E1A9BCAA889A2A064AC88561E9C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity Address, State or Province</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityAddressStateOrProvince" xlink:label="loc_dei_EntityAddressStateOrProvince_0C565E1A9BCAA889A2A064AC88561E9C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityAddressStateOrProvince_0C565E1A9BCAA889A2A064AC88561E9C" xlink:to="lab_dei_EntityAddressStateOrProvince_0C565E1A9BCAA889A2A064AC88561E9C" xlink:type="arc" />
    <link:label id="lab_dei_EntityAddressPostalZipCode_C4A7F0F47B0D9AF7C86164AC8856CE7C_terseLabel_en-US" xlink:label="lab_dei_EntityAddressPostalZipCode_C4A7F0F47B0D9AF7C86164AC8856CE7C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Entity Address, Postal Zip Code</link:label>
    <link:label id="lab_dei_EntityAddressPostalZipCode_C4A7F0F47B0D9AF7C86164AC8856CE7C_label_en-US" xlink:label="lab_dei_EntityAddressPostalZipCode_C4A7F0F47B0D9AF7C86164AC8856CE7C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity Address, Postal Zip Code</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityAddressPostalZipCode" xlink:label="loc_dei_EntityAddressPostalZipCode_C4A7F0F47B0D9AF7C86164AC8856CE7C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityAddressPostalZipCode_C4A7F0F47B0D9AF7C86164AC8856CE7C" xlink:to="lab_dei_EntityAddressPostalZipCode_C4A7F0F47B0D9AF7C86164AC8856CE7C" xlink:type="arc" />
    <link:label id="lab_dei_CityAreaCode_BAE41F76CA22E35DBAEA64AC8856F1F4_terseLabel_en-US" xlink:label="lab_dei_CityAreaCode_BAE41F76CA22E35DBAEA64AC8856F1F4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">City Area Code</link:label>
    <link:label id="lab_dei_CityAreaCode_BAE41F76CA22E35DBAEA64AC8856F1F4_label_en-US" xlink:label="lab_dei_CityAreaCode_BAE41F76CA22E35DBAEA64AC8856F1F4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">City Area Code</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_CityAreaCode" xlink:label="loc_dei_CityAreaCode_BAE41F76CA22E35DBAEA64AC8856F1F4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_CityAreaCode_BAE41F76CA22E35DBAEA64AC8856F1F4" xlink:to="lab_dei_CityAreaCode_BAE41F76CA22E35DBAEA64AC8856F1F4" xlink:type="arc" />
    <link:label id="lab_dei_LocalPhoneNumber_C22529C0BD24D27AE30964AC8856E952_terseLabel_en-US" xlink:label="lab_dei_LocalPhoneNumber_C22529C0BD24D27AE30964AC8856E952" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Local Phone Number</link:label>
    <link:label id="lab_dei_LocalPhoneNumber_C22529C0BD24D27AE30964AC8856E952_label_en-US" xlink:label="lab_dei_LocalPhoneNumber_C22529C0BD24D27AE30964AC8856E952" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Local Phone Number</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_LocalPhoneNumber" xlink:label="loc_dei_LocalPhoneNumber_C22529C0BD24D27AE30964AC8856E952" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_LocalPhoneNumber_C22529C0BD24D27AE30964AC8856E952" xlink:to="lab_dei_LocalPhoneNumber_C22529C0BD24D27AE30964AC8856E952" xlink:type="arc" />
    <link:label id="lab_dei_Security12bTitle_E12A35B9CB7F8097359464AC8856CA95_terseLabel_en-US" xlink:label="lab_dei_Security12bTitle_E12A35B9CB7F8097359464AC8856CA95" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Title of 12(b) Security</link:label>
    <link:label id="lab_dei_Security12bTitle_E12A35B9CB7F8097359464AC8856CA95_label_en-US" xlink:label="lab_dei_Security12bTitle_E12A35B9CB7F8097359464AC8856CA95" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Title of 12(b) Security</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_Security12bTitle" xlink:label="loc_dei_Security12bTitle_E12A35B9CB7F8097359464AC8856CA95" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_Security12bTitle_E12A35B9CB7F8097359464AC8856CA95" xlink:to="lab_dei_Security12bTitle_E12A35B9CB7F8097359464AC8856CA95" xlink:type="arc" />
    <link:label id="lab_dei_TradingSymbol_363E4D67619CD2114CC464AC88561E55_terseLabel_en-US" xlink:label="lab_dei_TradingSymbol_363E4D67619CD2114CC464AC88561E55" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Trading Symbol</link:label>
    <link:label id="lab_dei_TradingSymbol_363E4D67619CD2114CC464AC88561E55_label_en-US" xlink:label="lab_dei_TradingSymbol_363E4D67619CD2114CC464AC88561E55" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Trading Symbol</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_TradingSymbol" xlink:label="loc_dei_TradingSymbol_363E4D67619CD2114CC464AC88561E55" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_TradingSymbol_363E4D67619CD2114CC464AC88561E55" xlink:to="lab_dei_TradingSymbol_363E4D67619CD2114CC464AC88561E55" xlink:type="arc" />
    <link:label id="lab_dei_SecurityExchangeName_C2C4DBAF9E2AD358A2DF64AC885681B4_terseLabel_en-US" xlink:label="lab_dei_SecurityExchangeName_C2C4DBAF9E2AD358A2DF64AC885681B4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Security Exchange Name</link:label>
    <link:label id="lab_dei_SecurityExchangeName_C2C4DBAF9E2AD358A2DF64AC885681B4_label_en-US" xlink:label="lab_dei_SecurityExchangeName_C2C4DBAF9E2AD358A2DF64AC885681B4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Security Exchange Name</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_SecurityExchangeName" xlink:label="loc_dei_SecurityExchangeName_C2C4DBAF9E2AD358A2DF64AC885681B4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_SecurityExchangeName_C2C4DBAF9E2AD358A2DF64AC885681B4" xlink:to="lab_dei_SecurityExchangeName_C2C4DBAF9E2AD358A2DF64AC885681B4" xlink:type="arc" />
    <link:label id="lab_dei_EntityWellKnownSeasonedIssuer_F472C87198A085AB8A3664AC88577066_terseLabel_en-US" xlink:label="lab_dei_EntityWellKnownSeasonedIssuer_F472C87198A085AB8A3664AC88577066" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Entity Well-known Seasoned Issuer</link:label>
    <link:label id="lab_dei_EntityWellKnownSeasonedIssuer_F472C87198A085AB8A3664AC88577066_label_en-US" xlink:label="lab_dei_EntityWellKnownSeasonedIssuer_F472C87198A085AB8A3664AC88577066" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity Well-known Seasoned Issuer</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityWellKnownSeasonedIssuer" xlink:label="loc_dei_EntityWellKnownSeasonedIssuer_F472C87198A085AB8A3664AC88577066" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityWellKnownSeasonedIssuer_F472C87198A085AB8A3664AC88577066" xlink:to="lab_dei_EntityWellKnownSeasonedIssuer_F472C87198A085AB8A3664AC88577066" xlink:type="arc" />
    <link:label id="lab_dei_EntityVoluntaryFilers_2D039CBA2069284DB45E64AC8857BDC2_terseLabel_en-US" xlink:label="lab_dei_EntityVoluntaryFilers_2D039CBA2069284DB45E64AC8857BDC2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Entity Voluntary Filers</link:label>
    <link:label id="lab_dei_EntityVoluntaryFilers_2D039CBA2069284DB45E64AC8857BDC2_label_en-US" xlink:label="lab_dei_EntityVoluntaryFilers_2D039CBA2069284DB45E64AC8857BDC2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity Voluntary Filers</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityVoluntaryFilers" xlink:label="loc_dei_EntityVoluntaryFilers_2D039CBA2069284DB45E64AC8857BDC2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityVoluntaryFilers_2D039CBA2069284DB45E64AC8857BDC2" xlink:to="lab_dei_EntityVoluntaryFilers_2D039CBA2069284DB45E64AC8857BDC2" xlink:type="arc" />
    <link:label id="lab_dei_EntityCurrentReportingStatus_A0B6B5C1D9294B54076964AC8857D5AB_terseLabel_en-US" xlink:label="lab_dei_EntityCurrentReportingStatus_A0B6B5C1D9294B54076964AC8857D5AB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Entity Current Reporting Status</link:label>
    <link:label id="lab_dei_EntityCurrentReportingStatus_A0B6B5C1D9294B54076964AC8857D5AB_label_en-US" xlink:label="lab_dei_EntityCurrentReportingStatus_A0B6B5C1D9294B54076964AC8857D5AB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity Current Reporting Status</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityCurrentReportingStatus" xlink:label="loc_dei_EntityCurrentReportingStatus_A0B6B5C1D9294B54076964AC8857D5AB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityCurrentReportingStatus_A0B6B5C1D9294B54076964AC8857D5AB" xlink:to="lab_dei_EntityCurrentReportingStatus_A0B6B5C1D9294B54076964AC8857D5AB" xlink:type="arc" />
    <link:label id="lab_dei_EntityInteractiveDataCurrent_8E74F8657BE3D21421CE64AC88578A32_terseLabel_en-US" xlink:label="lab_dei_EntityInteractiveDataCurrent_8E74F8657BE3D21421CE64AC88578A32" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Entity Interactive Data Current</link:label>
    <link:label id="lab_dei_EntityInteractiveDataCurrent_8E74F8657BE3D21421CE64AC88578A32_label_en-US" xlink:label="lab_dei_EntityInteractiveDataCurrent_8E74F8657BE3D21421CE64AC88578A32" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity Interactive Data Current</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityInteractiveDataCurrent" xlink:label="loc_dei_EntityInteractiveDataCurrent_8E74F8657BE3D21421CE64AC88578A32" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityInteractiveDataCurrent_8E74F8657BE3D21421CE64AC88578A32" xlink:to="lab_dei_EntityInteractiveDataCurrent_8E74F8657BE3D21421CE64AC88578A32" xlink:type="arc" />
    <link:label id="lab_dei_EntityFilerCategory_6E0786D6D5F4613B459964AC885728B3_terseLabel_en-US" xlink:label="lab_dei_EntityFilerCategory_6E0786D6D5F4613B459964AC885728B3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Entity Filer Category</link:label>
    <link:label id="lab_dei_EntityFilerCategory_6E0786D6D5F4613B459964AC885728B3_label_en-US" xlink:label="lab_dei_EntityFilerCategory_6E0786D6D5F4613B459964AC885728B3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity Filer Category</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityFilerCategory" xlink:label="loc_dei_EntityFilerCategory_6E0786D6D5F4613B459964AC885728B3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityFilerCategory_6E0786D6D5F4613B459964AC885728B3" xlink:to="lab_dei_EntityFilerCategory_6E0786D6D5F4613B459964AC885728B3" xlink:type="arc" />
    <link:label id="lab_dei_EntitySmallBusiness_C7B2CB79CDF11D64B40764AC88577E45_terseLabel_en-US" xlink:label="lab_dei_EntitySmallBusiness_C7B2CB79CDF11D64B40764AC88577E45" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Entity Small Business</link:label>
    <link:label id="lab_dei_EntitySmallBusiness_C7B2CB79CDF11D64B40764AC88577E45_label_en-US" xlink:label="lab_dei_EntitySmallBusiness_C7B2CB79CDF11D64B40764AC88577E45" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity Small Business</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntitySmallBusiness" xlink:label="loc_dei_EntitySmallBusiness_C7B2CB79CDF11D64B40764AC88577E45" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntitySmallBusiness_C7B2CB79CDF11D64B40764AC88577E45" xlink:to="lab_dei_EntitySmallBusiness_C7B2CB79CDF11D64B40764AC88577E45" xlink:type="arc" />
    <link:label id="lab_dei_EntityEmergingGrowthCompany_C24304C938EC1DF50D5E64AC8858E150_terseLabel_en-US" xlink:label="lab_dei_EntityEmergingGrowthCompany_C24304C938EC1DF50D5E64AC8858E150" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Entity Emerging Growth Company</link:label>
    <link:label id="lab_dei_EntityEmergingGrowthCompany_C24304C938EC1DF50D5E64AC8858E150_label_en-US" xlink:label="lab_dei_EntityEmergingGrowthCompany_C24304C938EC1DF50D5E64AC8858E150" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity Emerging Growth Company</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityEmergingGrowthCompany" xlink:label="loc_dei_EntityEmergingGrowthCompany_C24304C938EC1DF50D5E64AC8858E150" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityEmergingGrowthCompany_C24304C938EC1DF50D5E64AC8858E150" xlink:to="lab_dei_EntityEmergingGrowthCompany_C24304C938EC1DF50D5E64AC8858E150" xlink:type="arc" />
    <link:label id="lab_dei_EntityShellCompany_1B6D46298ED2BD88FBE464AC88582A7E_terseLabel_en-US" xlink:label="lab_dei_EntityShellCompany_1B6D46298ED2BD88FBE464AC88582A7E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Entity Shell Company</link:label>
    <link:label id="lab_dei_EntityShellCompany_1B6D46298ED2BD88FBE464AC88582A7E_label_en-US" xlink:label="lab_dei_EntityShellCompany_1B6D46298ED2BD88FBE464AC88582A7E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity Shell Company</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityShellCompany" xlink:label="loc_dei_EntityShellCompany_1B6D46298ED2BD88FBE464AC88582A7E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityShellCompany_1B6D46298ED2BD88FBE464AC88582A7E" xlink:to="lab_dei_EntityShellCompany_1B6D46298ED2BD88FBE464AC88582A7E" xlink:type="arc" />
    <link:label id="lab_dei_EntityPublicFloat_2B5F4886E335E996F12D64AC8858CF6D_terseLabel_en-US" xlink:label="lab_dei_EntityPublicFloat_2B5F4886E335E996F12D64AC8858CF6D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Entity Public Float</link:label>
    <link:label id="lab_dei_EntityPublicFloat_2B5F4886E335E996F12D64AC8858CF6D_label_en-US" xlink:label="lab_dei_EntityPublicFloat_2B5F4886E335E996F12D64AC8858CF6D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity Public Float</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityPublicFloat" xlink:label="loc_dei_EntityPublicFloat_2B5F4886E335E996F12D64AC8858CF6D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityPublicFloat_2B5F4886E335E996F12D64AC8858CF6D" xlink:to="lab_dei_EntityPublicFloat_2B5F4886E335E996F12D64AC8858CF6D" xlink:type="arc" />
    <link:label id="lab_dei_EntityCommonStockSharesOutstanding_6DCCFD8704889B34C44364AC8858E1DB_terseLabel_en-US" xlink:label="lab_dei_EntityCommonStockSharesOutstanding_6DCCFD8704889B34C44364AC8858E1DB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Entity Common Stock, Shares Outstanding</link:label>
    <link:label id="lab_dei_EntityCommonStockSharesOutstanding_6DCCFD8704889B34C44364AC8858E1DB_label_en-US" xlink:label="lab_dei_EntityCommonStockSharesOutstanding_6DCCFD8704889B34C44364AC8858E1DB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity Common Stock, Shares Outstanding</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityCommonStockSharesOutstanding" xlink:label="loc_dei_EntityCommonStockSharesOutstanding_6DCCFD8704889B34C44364AC8858E1DB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityCommonStockSharesOutstanding_6DCCFD8704889B34C44364AC8858E1DB" xlink:to="lab_dei_EntityCommonStockSharesOutstanding_6DCCFD8704889B34C44364AC8858E1DB" xlink:type="arc" />
    <link:label id="lab_dei_DocumentsIncorporatedByReferenceTextBlock_B9E5C9D244DF8D996DF064AC8858D7EF_terseLabel_en-US" xlink:label="lab_dei_DocumentsIncorporatedByReferenceTextBlock_B9E5C9D244DF8D996DF064AC8858D7EF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Documents Incorporated by Reference</link:label>
    <link:label id="lab_dei_DocumentsIncorporatedByReferenceTextBlock_B9E5C9D244DF8D996DF064AC8858D7EF_label_en-US" xlink:label="lab_dei_DocumentsIncorporatedByReferenceTextBlock_B9E5C9D244DF8D996DF064AC8858D7EF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Documents Incorporated by Reference [Text Block]</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_DocumentsIncorporatedByReferenceTextBlock" xlink:label="loc_dei_DocumentsIncorporatedByReferenceTextBlock_B9E5C9D244DF8D996DF064AC8858D7EF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_DocumentsIncorporatedByReferenceTextBlock_B9E5C9D244DF8D996DF064AC8858D7EF" xlink:to="lab_dei_DocumentsIncorporatedByReferenceTextBlock_B9E5C9D244DF8D996DF064AC8858D7EF" xlink:type="arc" />
    <link:label id="lab_dei_EntityRegistrantName_301C776CBF15E7DC8EA264AC88580DEE_terseLabel_en-US" xlink:label="lab_dei_EntityRegistrantName_301C776CBF15E7DC8EA264AC88580DEE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Entity Registrant Name</link:label>
    <link:label id="lab_dei_EntityRegistrantName_301C776CBF15E7DC8EA264AC88580DEE_label_en-US" xlink:label="lab_dei_EntityRegistrantName_301C776CBF15E7DC8EA264AC88580DEE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity Registrant Name</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityRegistrantName" xlink:label="loc_dei_EntityRegistrantName_301C776CBF15E7DC8EA264AC88580DEE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityRegistrantName_301C776CBF15E7DC8EA264AC88580DEE" xlink:to="lab_dei_EntityRegistrantName_301C776CBF15E7DC8EA264AC88580DEE" xlink:type="arc" />
    <link:label id="lab_dei_EntityCentralIndexKey_B9371BC1D5929983647564AC885863B0_terseLabel_en-US" xlink:label="lab_dei_EntityCentralIndexKey_B9371BC1D5929983647564AC885863B0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Entity Central Index Key</link:label>
    <link:label id="lab_dei_EntityCentralIndexKey_B9371BC1D5929983647564AC885863B0_label_en-US" xlink:label="lab_dei_EntityCentralIndexKey_B9371BC1D5929983647564AC885863B0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity Central Index Key</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityCentralIndexKey" xlink:label="loc_dei_EntityCentralIndexKey_B9371BC1D5929983647564AC885863B0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityCentralIndexKey_B9371BC1D5929983647564AC885863B0" xlink:to="lab_dei_EntityCentralIndexKey_B9371BC1D5929983647564AC885863B0" xlink:type="arc" />
    <link:label id="lab_dei_CurrentFiscalYearEndDate_984018250A3B0B8C6AA264AC885978BF_terseLabel_en-US" xlink:label="lab_dei_CurrentFiscalYearEndDate_984018250A3B0B8C6AA264AC885978BF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Current Fiscal Year End Date</link:label>
    <link:label id="lab_dei_CurrentFiscalYearEndDate_984018250A3B0B8C6AA264AC885978BF_label_en-US" xlink:label="lab_dei_CurrentFiscalYearEndDate_984018250A3B0B8C6AA264AC885978BF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Current Fiscal Year End Date</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_CurrentFiscalYearEndDate" xlink:label="loc_dei_CurrentFiscalYearEndDate_984018250A3B0B8C6AA264AC885978BF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_CurrentFiscalYearEndDate_984018250A3B0B8C6AA264AC885978BF" xlink:to="lab_dei_CurrentFiscalYearEndDate_984018250A3B0B8C6AA264AC885978BF" xlink:type="arc" />
    <link:label id="lab_dei_DocumentFiscalYearFocus_D7AB6C5E939466D0A45064AC8859CC6A_terseLabel_en-US" xlink:label="lab_dei_DocumentFiscalYearFocus_D7AB6C5E939466D0A45064AC8859CC6A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Document Fiscal Year Focus</link:label>
    <link:label id="lab_dei_DocumentFiscalYearFocus_D7AB6C5E939466D0A45064AC8859CC6A_label_en-US" xlink:label="lab_dei_DocumentFiscalYearFocus_D7AB6C5E939466D0A45064AC8859CC6A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Document Fiscal Year Focus</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_DocumentFiscalYearFocus" xlink:label="loc_dei_DocumentFiscalYearFocus_D7AB6C5E939466D0A45064AC8859CC6A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_DocumentFiscalYearFocus_D7AB6C5E939466D0A45064AC8859CC6A" xlink:to="lab_dei_DocumentFiscalYearFocus_D7AB6C5E939466D0A45064AC8859CC6A" xlink:type="arc" />
    <link:label id="lab_dei_DocumentFiscalPeriodFocus_75474FB254AC6515162E64AC8859FBAE_terseLabel_en-US" xlink:label="lab_dei_DocumentFiscalPeriodFocus_75474FB254AC6515162E64AC8859FBAE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Document Fiscal Period Focus</link:label>
    <link:label id="lab_dei_DocumentFiscalPeriodFocus_75474FB254AC6515162E64AC8859FBAE_label_en-US" xlink:label="lab_dei_DocumentFiscalPeriodFocus_75474FB254AC6515162E64AC8859FBAE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Document Fiscal Period Focus</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_DocumentFiscalPeriodFocus" xlink:label="loc_dei_DocumentFiscalPeriodFocus_75474FB254AC6515162E64AC8859FBAE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_DocumentFiscalPeriodFocus_75474FB254AC6515162E64AC8859FBAE" xlink:to="lab_dei_DocumentFiscalPeriodFocus_75474FB254AC6515162E64AC8859FBAE" xlink:type="arc" />
    <link:label id="lab_dei_AmendmentFlag_9FEFF7A68C54197668A864AC88598E89_terseLabel_en-US" xlink:label="lab_dei_AmendmentFlag_9FEFF7A68C54197668A864AC88598E89" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Amendment Flag</link:label>
    <link:label id="lab_dei_AmendmentFlag_9FEFF7A68C54197668A864AC88598E89_label_en-US" xlink:label="lab_dei_AmendmentFlag_9FEFF7A68C54197668A864AC88598E89" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Amendment Flag</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_AmendmentFlag" xlink:label="loc_dei_AmendmentFlag_9FEFF7A68C54197668A864AC88598E89" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_AmendmentFlag_9FEFF7A68C54197668A864AC88598E89" xlink:to="lab_dei_AmendmentFlag_9FEFF7A68C54197668A864AC88598E89" xlink:type="arc" />
    <link:label id="lab_us-gaap_AssetsAbstract_EEBDDDA2A40C7E935605DCAA46F7EC20_terseLabel_en-US" xlink:label="lab_us-gaap_AssetsAbstract_EEBDDDA2A40C7E935605DCAA46F7EC20" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">ASSETS</link:label>
    <link:label id="lab_us-gaap_AssetsAbstract_EEBDDDA2A40C7E935605DCAA46F7EC20_label_en-US" xlink:label="lab_us-gaap_AssetsAbstract_EEBDDDA2A40C7E935605DCAA46F7EC20" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Assets [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AssetsAbstract" xlink:label="loc_us-gaap_AssetsAbstract_EEBDDDA2A40C7E935605DCAA46F7EC20" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetsAbstract_EEBDDDA2A40C7E935605DCAA46F7EC20" xlink:to="lab_us-gaap_AssetsAbstract_EEBDDDA2A40C7E935605DCAA46F7EC20" xlink:type="arc" />
    <link:label id="lab_us-gaap_AssetsCurrentAbstract_C855667D09676043E58CDCAA46F768CF_terseLabel_en-US" xlink:label="lab_us-gaap_AssetsCurrentAbstract_C855667D09676043E58CDCAA46F768CF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Current assets:</link:label>
    <link:label id="lab_us-gaap_AssetsCurrentAbstract_C855667D09676043E58CDCAA46F768CF_label_en-US" xlink:label="lab_us-gaap_AssetsCurrentAbstract_C855667D09676043E58CDCAA46F768CF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Assets, Current [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AssetsCurrentAbstract" xlink:label="loc_us-gaap_AssetsCurrentAbstract_C855667D09676043E58CDCAA46F768CF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetsCurrentAbstract_C855667D09676043E58CDCAA46F768CF" xlink:to="lab_us-gaap_AssetsCurrentAbstract_C855667D09676043E58CDCAA46F768CF" xlink:type="arc" />
    <link:label id="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_E68426272A5AF4112DEBDCAA46F74508_terseLabel_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_E68426272A5AF4112DEBDCAA46F74508" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cash and cash equivalents</link:label>
    <link:label id="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_E68426272A5AF4112DEBDCAA46F74508_label_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_E68426272A5AF4112DEBDCAA46F74508" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cash and Cash Equivalents, at Carrying Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_E68426272A5AF4112DEBDCAA46F74508" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_E68426272A5AF4112DEBDCAA46F74508" xlink:to="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_E68426272A5AF4112DEBDCAA46F74508" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShortTermInvestments_34B8874C344761ECF751DCAA46F86E61_terseLabel_en-US" xlink:label="lab_us-gaap_ShortTermInvestments_34B8874C344761ECF751DCAA46F86E61" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Short-term investments</link:label>
    <link:label id="lab_us-gaap_ShortTermInvestments_34B8874C344761ECF751DCAA46F86E61_label_en-US" xlink:label="lab_us-gaap_ShortTermInvestments_34B8874C344761ECF751DCAA46F86E61" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Short-term Investments</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShortTermInvestments" xlink:label="loc_us-gaap_ShortTermInvestments_34B8874C344761ECF751DCAA46F86E61" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShortTermInvestments_34B8874C344761ECF751DCAA46F86E61" xlink:to="lab_us-gaap_ShortTermInvestments_34B8874C344761ECF751DCAA46F86E61" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccountsReceivableNetCurrent_F7915BEC8D3AC0322558DCAA46F8E534_terseLabel_en-US" xlink:label="lab_us-gaap_AccountsReceivableNetCurrent_F7915BEC8D3AC0322558DCAA46F8E534" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Trade receivables, less allowances of $42,043 and $36,038 at December 28, 2019 and December 29, 2018, respectively</link:label>
    <link:label id="lab_us-gaap_AccountsReceivableNetCurrent_F7915BEC8D3AC0322558DCAA46F8E534_label_en-US" xlink:label="lab_us-gaap_AccountsReceivableNetCurrent_F7915BEC8D3AC0322558DCAA46F8E534" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accounts Receivable, after Allowance for Credit Loss, Current</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccountsReceivableNetCurrent" xlink:label="loc_us-gaap_AccountsReceivableNetCurrent_F7915BEC8D3AC0322558DCAA46F8E534" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccountsReceivableNetCurrent_F7915BEC8D3AC0322558DCAA46F8E534" xlink:to="lab_us-gaap_AccountsReceivableNetCurrent_F7915BEC8D3AC0322558DCAA46F8E534" xlink:type="arc" />
    <link:label id="lab_us-gaap_InventoryNet_3B49522CA9890288D26FDCAA46F8F818_terseLabel_en-US" xlink:label="lab_us-gaap_InventoryNet_3B49522CA9890288D26FDCAA46F8F818" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Inventories</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InventoryNet" xlink:label="loc_us-gaap_InventoryNet_3B49522CA9890288D26FDCAA46F8F818" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InventoryNet_3B49522CA9890288D26FDCAA46F8F818" xlink:to="lab_us-gaap_InventoryNet_3B49522CA9890288D26FDCAA46F8F818" xlink:type="arc" />
    <link:label id="lab_us-gaap_PrepaidTaxes_2D7ECEC638D3E447F133DCAA46F8D705_terseLabel_en-US" xlink:label="lab_us-gaap_PrepaidTaxes_2D7ECEC638D3E447F133DCAA46F8D705" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Prepaid income taxes and income taxes receivable</link:label>
    <link:label id="lab_us-gaap_PrepaidTaxes_2D7ECEC638D3E447F133DCAA46F8D705_label_en-US" xlink:label="lab_us-gaap_PrepaidTaxes_2D7ECEC638D3E447F133DCAA46F8D705" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Prepaid Taxes</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PrepaidTaxes" xlink:label="loc_us-gaap_PrepaidTaxes_2D7ECEC638D3E447F133DCAA46F8D705" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PrepaidTaxes_2D7ECEC638D3E447F133DCAA46F8D705" xlink:to="lab_us-gaap_PrepaidTaxes_2D7ECEC638D3E447F133DCAA46F8D705" xlink:type="arc" />
    <link:label id="lab_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_A04CA2296AFBAEF9B5FBDCAA46F8BFB4_terseLabel_en-US" xlink:label="lab_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_A04CA2296AFBAEF9B5FBDCAA46F8BFB4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Prepaid expenses and other current assets</link:label>
    <link:label id="lab_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_A04CA2296AFBAEF9B5FBDCAA46F8BFB4_label_en-US" xlink:label="lab_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_A04CA2296AFBAEF9B5FBDCAA46F8BFB4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Prepaid Expense and Other Assets, Current</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PrepaidExpenseAndOtherAssetsCurrent" xlink:label="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_A04CA2296AFBAEF9B5FBDCAA46F8BFB4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_A04CA2296AFBAEF9B5FBDCAA46F8BFB4" xlink:to="lab_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_A04CA2296AFBAEF9B5FBDCAA46F8BFB4" xlink:type="arc" />
    <link:label id="lab_us-gaap_AssetsCurrent_9D0F27B8A9F11C9F01CBDCAA46F99918_totalLabel_en-US" xlink:label="lab_us-gaap_AssetsCurrent_9D0F27B8A9F11C9F01CBDCAA46F99918" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total current assets</link:label>
    <link:label id="lab_us-gaap_AssetsCurrent_9D0F27B8A9F11C9F01CBDCAA46F99918_label_en-US" xlink:label="lab_us-gaap_AssetsCurrent_9D0F27B8A9F11C9F01CBDCAA46F99918" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Assets, Current</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AssetsCurrent" xlink:label="loc_us-gaap_AssetsCurrent_9D0F27B8A9F11C9F01CBDCAA46F99918" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetsCurrent_9D0F27B8A9F11C9F01CBDCAA46F99918" xlink:to="lab_us-gaap_AssetsCurrent_9D0F27B8A9F11C9F01CBDCAA46F99918" xlink:type="arc" />
    <link:label id="lab_us-gaap_IntangibleAssetsNetExcludingGoodwill_2951816858AE0AC61664DCAA46F9A04E_verboseLabel_en-US" xlink:label="lab_us-gaap_IntangibleAssetsNetExcludingGoodwill_2951816858AE0AC61664DCAA46F9A04E" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Intangible assets, net of amortization</link:label>
    <link:label id="lab_us-gaap_IntangibleAssetsNetExcludingGoodwill_2951816858AE0AC61664DCAA46F9A04E_label_en-US" xlink:label="lab_us-gaap_IntangibleAssetsNetExcludingGoodwill_2951816858AE0AC61664DCAA46F9A04E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Intangible Assets, Net (Excluding Goodwill)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill" xlink:label="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_2951816858AE0AC61664DCAA46F9A04E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_2951816858AE0AC61664DCAA46F9A04E" xlink:to="lab_us-gaap_IntangibleAssetsNetExcludingGoodwill_2951816858AE0AC61664DCAA46F9A04E" xlink:type="arc" />
    <link:label id="lab_us-gaap_Goodwill_047993A0C63B72F1223DDCAA46F9BEF7_verboseLabel_en-US" xlink:label="lab_us-gaap_Goodwill_047993A0C63B72F1223DDCAA46F9BEF7" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Goodwill</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Goodwill" xlink:label="loc_us-gaap_Goodwill_047993A0C63B72F1223DDCAA46F9BEF7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_Goodwill_047993A0C63B72F1223DDCAA46F9BEF7" xlink:to="lab_us-gaap_Goodwill_047993A0C63B72F1223DDCAA46F9BEF7" xlink:type="arc" />
    <link:label id="lab_us-gaap_LongTermInvestments_699F0402CF0B56EAD7B7DCAA46F92475_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermInvestments_699F0402CF0B56EAD7B7DCAA46F92475" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Investments</link:label>
    <link:label id="lab_us-gaap_LongTermInvestments_699F0402CF0B56EAD7B7DCAA46F92475_label_en-US" xlink:label="lab_us-gaap_LongTermInvestments_699F0402CF0B56EAD7B7DCAA46F92475" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Long-term Investments</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermInvestments" xlink:label="loc_us-gaap_LongTermInvestments_699F0402CF0B56EAD7B7DCAA46F92475" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongTermInvestments_699F0402CF0B56EAD7B7DCAA46F92475" xlink:to="lab_us-gaap_LongTermInvestments_699F0402CF0B56EAD7B7DCAA46F92475" xlink:type="arc" />
    <link:label id="lab_us-gaap_DeferredIncomeTaxAssetsNet_7F1D4C49B34566A461E0DCAA46F9D284_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredIncomeTaxAssetsNet_7F1D4C49B34566A461E0DCAA46F9D284" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Deferred income taxes</link:label>
    <link:label id="lab_us-gaap_DeferredIncomeTaxAssetsNet_7F1D4C49B34566A461E0DCAA46F9D284_label_en-US" xlink:label="lab_us-gaap_DeferredIncomeTaxAssetsNet_7F1D4C49B34566A461E0DCAA46F9D284" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Deferred Income Tax Assets, Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredIncomeTaxAssetsNet" xlink:label="loc_us-gaap_DeferredIncomeTaxAssetsNet_7F1D4C49B34566A461E0DCAA46F9D284" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DeferredIncomeTaxAssetsNet_7F1D4C49B34566A461E0DCAA46F9D284" xlink:to="lab_us-gaap_DeferredIncomeTaxAssetsNet_7F1D4C49B34566A461E0DCAA46F9D284" xlink:type="arc" />
    <link:label id="lab_us-gaap_OperatingLeaseRightOfUseAsset_F7071DD65140B6203A00DCEDB31C8543_verboseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeaseRightOfUseAsset_F7071DD65140B6203A00DCEDB31C8543" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Rights of use lease assets, net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseRightOfUseAsset" xlink:label="loc_us-gaap_OperatingLeaseRightOfUseAsset_F7071DD65140B6203A00DCEDB31C8543" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeaseRightOfUseAsset_F7071DD65140B6203A00DCEDB31C8543" xlink:to="lab_us-gaap_OperatingLeaseRightOfUseAsset_F7071DD65140B6203A00DCEDB31C8543" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherAssetsNoncurrent_30AF0DAF98A22D25ADA4DCAA46FAC10E_terseLabel_en-US" xlink:label="lab_us-gaap_OtherAssetsNoncurrent_30AF0DAF98A22D25ADA4DCAA46FAC10E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other assets</link:label>
    <link:label id="lab_us-gaap_OtherAssetsNoncurrent_30AF0DAF98A22D25ADA4DCAA46FAC10E_label_en-US" xlink:label="lab_us-gaap_OtherAssetsNoncurrent_30AF0DAF98A22D25ADA4DCAA46FAC10E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Assets, Noncurrent</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherAssetsNoncurrent" xlink:label="loc_us-gaap_OtherAssetsNoncurrent_30AF0DAF98A22D25ADA4DCAA46FAC10E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherAssetsNoncurrent_30AF0DAF98A22D25ADA4DCAA46FAC10E" xlink:to="lab_us-gaap_OtherAssetsNoncurrent_30AF0DAF98A22D25ADA4DCAA46FAC10E" xlink:type="arc" />
    <link:label id="lab_us-gaap_Assets_237ED97B6BB6DE60F1CCDCAA46FAB7B6_totalLabel_en-US" xlink:label="lab_us-gaap_Assets_237ED97B6BB6DE60F1CCDCAA46FAB7B6" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total assets</link:label>
    <link:label id="lab_us-gaap_Assets_237ED97B6BB6DE60F1CCDCAA46FAB7B6_label_en-US" xlink:label="lab_us-gaap_Assets_237ED97B6BB6DE60F1CCDCAA46FAB7B6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Assets</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Assets" xlink:label="loc_us-gaap_Assets_237ED97B6BB6DE60F1CCDCAA46FAB7B6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_Assets_237ED97B6BB6DE60F1CCDCAA46FAB7B6" xlink:to="lab_us-gaap_Assets_237ED97B6BB6DE60F1CCDCAA46FAB7B6" xlink:type="arc" />
    <link:label id="lab_us-gaap_LiabilitiesAndStockholdersEquityAbstract_0A51060BF4504E15B1D3DCAA46FA6051_terseLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesAndStockholdersEquityAbstract_0A51060BF4504E15B1D3DCAA46FA6051" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">LIABILITIES AND EQUITY</link:label>
    <link:label id="lab_us-gaap_LiabilitiesAndStockholdersEquityAbstract_0A51060BF4504E15B1D3DCAA46FA6051_label_en-US" xlink:label="lab_us-gaap_LiabilitiesAndStockholdersEquityAbstract_0A51060BF4504E15B1D3DCAA46FA6051" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Liabilities and Equity [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquityAbstract" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_0A51060BF4504E15B1D3DCAA46FA6051" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_0A51060BF4504E15B1D3DCAA46FA6051" xlink:to="lab_us-gaap_LiabilitiesAndStockholdersEquityAbstract_0A51060BF4504E15B1D3DCAA46FA6051" xlink:type="arc" />
    <link:label id="lab_us-gaap_LiabilitiesCurrentAbstract_559686C87B4F5A134E8ADCAA46FA1BA9_terseLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesCurrentAbstract_559686C87B4F5A134E8ADCAA46FA1BA9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Current liabilities:</link:label>
    <link:label id="lab_us-gaap_LiabilitiesCurrentAbstract_559686C87B4F5A134E8ADCAA46FA1BA9_label_en-US" xlink:label="lab_us-gaap_LiabilitiesCurrentAbstract_559686C87B4F5A134E8ADCAA46FA1BA9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Liabilities, Current [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LiabilitiesCurrentAbstract" xlink:label="loc_us-gaap_LiabilitiesCurrentAbstract_559686C87B4F5A134E8ADCAA46FA1BA9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_559686C87B4F5A134E8ADCAA46FA1BA9" xlink:to="lab_us-gaap_LiabilitiesCurrentAbstract_559686C87B4F5A134E8ADCAA46FA1BA9" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccountsPayableCurrent_213CBEF329CA57AFEC6CDCAA46FA8696_terseLabel_en-US" xlink:label="lab_us-gaap_AccountsPayableCurrent_213CBEF329CA57AFEC6CDCAA46FA8696" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accounts payable</link:label>
    <link:label id="lab_us-gaap_AccountsPayableCurrent_213CBEF329CA57AFEC6CDCAA46FA8696_label_en-US" xlink:label="lab_us-gaap_AccountsPayableCurrent_213CBEF329CA57AFEC6CDCAA46FA8696" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accounts Payable, Current</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccountsPayableCurrent" xlink:label="loc_us-gaap_AccountsPayableCurrent_213CBEF329CA57AFEC6CDCAA46FA8696" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccountsPayableCurrent_213CBEF329CA57AFEC6CDCAA46FA8696" xlink:to="lab_us-gaap_AccountsPayableCurrent_213CBEF329CA57AFEC6CDCAA46FA8696" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccruedLiabilitiesCurrent_E33F7657A75F152D6242DCAA46FB8518_terseLabel_en-US" xlink:label="lab_us-gaap_AccruedLiabilitiesCurrent_E33F7657A75F152D6242DCAA46FB8518" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accrued liabilities</link:label>
    <link:label id="lab_us-gaap_AccruedLiabilitiesCurrent_E33F7657A75F152D6242DCAA46FB8518_label_en-US" xlink:label="lab_us-gaap_AccruedLiabilitiesCurrent_E33F7657A75F152D6242DCAA46FB8518" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accrued Liabilities, Current</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccruedLiabilitiesCurrent" xlink:label="loc_us-gaap_AccruedLiabilitiesCurrent_E33F7657A75F152D6242DCAA46FB8518" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_E33F7657A75F152D6242DCAA46FB8518" xlink:to="lab_us-gaap_AccruedLiabilitiesCurrent_E33F7657A75F152D6242DCAA46FB8518" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccruedIncomeTaxesCurrent_9077EFA280DD5E8196D9DCAA46FB4D47_terseLabel_en-US" xlink:label="lab_us-gaap_AccruedIncomeTaxesCurrent_9077EFA280DD5E8196D9DCAA46FB4D47" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accrued income taxes</link:label>
    <link:label id="lab_us-gaap_AccruedIncomeTaxesCurrent_9077EFA280DD5E8196D9DCAA46FB4D47_label_en-US" xlink:label="lab_us-gaap_AccruedIncomeTaxesCurrent_9077EFA280DD5E8196D9DCAA46FB4D47" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accrued Income Taxes, Current</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccruedIncomeTaxesCurrent" xlink:label="loc_us-gaap_AccruedIncomeTaxesCurrent_9077EFA280DD5E8196D9DCAA46FB4D47" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccruedIncomeTaxesCurrent_9077EFA280DD5E8196D9DCAA46FB4D47" xlink:to="lab_us-gaap_AccruedIncomeTaxesCurrent_9077EFA280DD5E8196D9DCAA46FB4D47" xlink:type="arc" />
    <link:label id="lab_us-gaap_LongTermDebtCurrent_4908B7228412A666E07FDCAA46FB5FC8_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtCurrent_4908B7228412A666E07FDCAA46FB5FC8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Current portion of long-term debt</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtCurrent" xlink:label="loc_us-gaap_LongTermDebtCurrent_4908B7228412A666E07FDCAA46FB5FC8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongTermDebtCurrent_4908B7228412A666E07FDCAA46FB5FC8" xlink:to="lab_us-gaap_LongTermDebtCurrent_4908B7228412A666E07FDCAA46FB5FC8" xlink:type="arc" />
    <link:label id="lab_us-gaap_LiabilitiesCurrent_16F3EA1580C99BC54FE2DCAA46FBFDCB_totalLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesCurrent_16F3EA1580C99BC54FE2DCAA46FBFDCB" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total current liabilities</link:label>
    <link:label id="lab_us-gaap_LiabilitiesCurrent_16F3EA1580C99BC54FE2DCAA46FBFDCB_label_en-US" xlink:label="lab_us-gaap_LiabilitiesCurrent_16F3EA1580C99BC54FE2DCAA46FBFDCB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Liabilities, Current</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LiabilitiesCurrent" xlink:label="loc_us-gaap_LiabilitiesCurrent_16F3EA1580C99BC54FE2DCAA46FBFDCB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LiabilitiesCurrent_16F3EA1580C99BC54FE2DCAA46FBFDCB" xlink:to="lab_us-gaap_LiabilitiesCurrent_16F3EA1580C99BC54FE2DCAA46FBFDCB" xlink:type="arc" />
    <link:label id="lab_us-gaap_LongTermDebtNoncurrent_DCC06E0137053D725D73DCAA46FBA293_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtNoncurrent_DCC06E0137053D725D73DCAA46FBA293" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Long-term debt, less current portion</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtNoncurrent" xlink:label="loc_us-gaap_LongTermDebtNoncurrent_DCC06E0137053D725D73DCAA46FBA293" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongTermDebtNoncurrent_DCC06E0137053D725D73DCAA46FBA293" xlink:to="lab_us-gaap_LongTermDebtNoncurrent_DCC06E0137053D725D73DCAA46FBA293" xlink:type="arc" />
    <link:label id="lab_us-gaap_DeferredIncomeTaxLiabilitiesNet_2664D834719533643F19DCAA46FBC44D_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredIncomeTaxLiabilitiesNet_2664D834719533643F19DCAA46FBC44D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Deferred income taxes</link:label>
    <link:label id="lab_us-gaap_DeferredIncomeTaxLiabilitiesNet_2664D834719533643F19DCAA46FBC44D_label_en-US" xlink:label="lab_us-gaap_DeferredIncomeTaxLiabilitiesNet_2664D834719533643F19DCAA46FBC44D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Deferred Income Tax Liabilities, Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredIncomeTaxLiabilitiesNet" xlink:label="loc_us-gaap_DeferredIncomeTaxLiabilitiesNet_2664D834719533643F19DCAA46FBC44D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DeferredIncomeTaxLiabilitiesNet_2664D834719533643F19DCAA46FBC44D" xlink:to="lab_us-gaap_DeferredIncomeTaxLiabilitiesNet_2664D834719533643F19DCAA46FBC44D" xlink:type="arc" />
    <link:label id="lab_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent_E420AD45EA9EE703E578DCAA46FBD431_terseLabel_en-US" xlink:label="lab_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent_E420AD45EA9EE703E578DCAA46FBD431" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accrued post-retirement benefits</link:label>
    <link:label id="lab_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent_E420AD45EA9EE703E578DCAA46FBD431_label_en-US" xlink:label="lab_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent_E420AD45EA9EE703E578DCAA46FBD431" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Liability, Defined Benefit Plan, Noncurrent</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent" xlink:label="loc_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent_E420AD45EA9EE703E578DCAA46FBD431" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent_E420AD45EA9EE703E578DCAA46FBD431" xlink:to="lab_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent_E420AD45EA9EE703E578DCAA46FBD431" xlink:type="arc" />
    <link:label id="lab_us-gaap_OperatingLeaseLiabilityNoncurrent_5879988EF67DF452EDE7DCF016C37827_verboseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeaseLiabilityNoncurrent_5879988EF67DF452EDE7DCF016C37827" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Non-current operating lease liabilities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent" xlink:label="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_5879988EF67DF452EDE7DCF016C37827" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_5879988EF67DF452EDE7DCF016C37827" xlink:to="lab_us-gaap_OperatingLeaseLiabilityNoncurrent_5879988EF67DF452EDE7DCF016C37827" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherLiabilitiesNoncurrent_75E85B68D29E28F01CABDCAA46FCA9A0_terseLabel_en-US" xlink:label="lab_us-gaap_OtherLiabilitiesNoncurrent_75E85B68D29E28F01CABDCAA46FCA9A0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other long-term liabilities</link:label>
    <link:label id="lab_us-gaap_OtherLiabilitiesNoncurrent_75E85B68D29E28F01CABDCAA46FCA9A0_label_en-US" xlink:label="lab_us-gaap_OtherLiabilitiesNoncurrent_75E85B68D29E28F01CABDCAA46FCA9A0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Liabilities, Noncurrent</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherLiabilitiesNoncurrent" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrent_75E85B68D29E28F01CABDCAA46FCA9A0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherLiabilitiesNoncurrent_75E85B68D29E28F01CABDCAA46FCA9A0" xlink:to="lab_us-gaap_OtherLiabilitiesNoncurrent_75E85B68D29E28F01CABDCAA46FCA9A0" xlink:type="arc" />
    <link:label id="lab_us-gaap_StockholdersEquityAbstract_9CBB6DFAA297AE1B121EDCAA46FC1252_terseLabel_en-US" xlink:label="lab_us-gaap_StockholdersEquityAbstract_9CBB6DFAA297AE1B121EDCAA46FC1252" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Shareholders&#8217; equity:</link:label>
    <link:label id="lab_us-gaap_StockholdersEquityAbstract_9CBB6DFAA297AE1B121EDCAA46FC1252_label_en-US" xlink:label="lab_us-gaap_StockholdersEquityAbstract_9CBB6DFAA297AE1B121EDCAA46FC1252" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Stockholders' Equity Attributable to Parent [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockholdersEquityAbstract" xlink:label="loc_us-gaap_StockholdersEquityAbstract_9CBB6DFAA297AE1B121EDCAA46FC1252" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockholdersEquityAbstract_9CBB6DFAA297AE1B121EDCAA46FC1252" xlink:to="lab_us-gaap_StockholdersEquityAbstract_9CBB6DFAA297AE1B121EDCAA46FC1252" xlink:type="arc" />
    <link:label id="lab_us-gaap_CommonStockValue_AD73112DF63E56D9D499DCAA46FCFC83_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockValue_AD73112DF63E56D9D499DCAA46FCFC83" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Common stock, par value $0.01 per share: 34,000,000 shares authorized; shares issued, 25,855,203 and 25,641,959 in 2019 and 2018, respectively</link:label>
    <link:label id="lab_us-gaap_CommonStockValue_AD73112DF63E56D9D499DCAA46FCFC83_label_en-US" xlink:label="lab_us-gaap_CommonStockValue_AD73112DF63E56D9D499DCAA46FCFC83" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Common Stock, Value, Issued</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommonStockValue" xlink:label="loc_us-gaap_CommonStockValue_AD73112DF63E56D9D499DCAA46FCFC83" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommonStockValue_AD73112DF63E56D9D499DCAA46FCFC83" xlink:to="lab_us-gaap_CommonStockValue_AD73112DF63E56D9D499DCAA46FCFC83" xlink:type="arc" />
    <link:label id="lab_us-gaap_TreasuryStockValue_9FCCC1F364DCBCF6936ADCAA46FC47CF_negatedLabel_en-US" xlink:label="lab_us-gaap_TreasuryStockValue_9FCCC1F364DCBCF6936ADCAA46FC47CF" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Treasury stock, at cost: 1,473,901 and 868,045 shares, respectively</link:label>
    <link:label id="lab_us-gaap_TreasuryStockValue_9FCCC1F364DCBCF6936ADCAA46FC47CF_label_en-US" xlink:label="lab_us-gaap_TreasuryStockValue_9FCCC1F364DCBCF6936ADCAA46FC47CF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Treasury Stock, Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TreasuryStockValue" xlink:label="loc_us-gaap_TreasuryStockValue_9FCCC1F364DCBCF6936ADCAA46FC47CF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TreasuryStockValue_9FCCC1F364DCBCF6936ADCAA46FC47CF" xlink:to="lab_us-gaap_TreasuryStockValue_9FCCC1F364DCBCF6936ADCAA46FC47CF" xlink:type="arc" />
    <link:label id="lab_us-gaap_AdditionalPaidInCapital_AF23A96E82AAC4C56397DCAA46FCAEE8_terseLabel_en-US" xlink:label="lab_us-gaap_AdditionalPaidInCapital_AF23A96E82AAC4C56397DCAA46FCAEE8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Additional paid-in capital</link:label>
    <link:label id="lab_us-gaap_AdditionalPaidInCapital_AF23A96E82AAC4C56397DCAA46FCAEE8_label_en-US" xlink:label="lab_us-gaap_AdditionalPaidInCapital_AF23A96E82AAC4C56397DCAA46FCAEE8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Additional Paid in Capital</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AdditionalPaidInCapital" xlink:label="loc_us-gaap_AdditionalPaidInCapital_AF23A96E82AAC4C56397DCAA46FCAEE8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AdditionalPaidInCapital_AF23A96E82AAC4C56397DCAA46FCAEE8" xlink:to="lab_us-gaap_AdditionalPaidInCapital_AF23A96E82AAC4C56397DCAA46FCAEE8" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_66257C72BF0EF9806822DCAA46FC867B_terseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_66257C72BF0EF9806822DCAA46FC867B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accumulated other comprehensive loss</link:label>
    <link:label id="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_66257C72BF0EF9806822DCAA46FC867B_label_en-US" xlink:label="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_66257C72BF0EF9806822DCAA46FC867B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accumulated Other Comprehensive Income (Loss), Net of Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_66257C72BF0EF9806822DCAA46FC867B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_66257C72BF0EF9806822DCAA46FC867B" xlink:to="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_66257C72BF0EF9806822DCAA46FC867B" xlink:type="arc" />
    <link:label id="lab_us-gaap_RetainedEarningsAccumulatedDeficit_D0AC824BCF3BAA8895F0DCAA46FDE7DB_terseLabel_en-US" xlink:label="lab_us-gaap_RetainedEarningsAccumulatedDeficit_D0AC824BCF3BAA8895F0DCAA46FDE7DB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Retained earnings</link:label>
    <link:label id="lab_us-gaap_RetainedEarningsAccumulatedDeficit_D0AC824BCF3BAA8895F0DCAA46FDE7DB_label_en-US" xlink:label="lab_us-gaap_RetainedEarningsAccumulatedDeficit_D0AC824BCF3BAA8895F0DCAA46FDE7DB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Retained Earnings (Accumulated Deficit)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RetainedEarningsAccumulatedDeficit" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_D0AC824BCF3BAA8895F0DCAA46FDE7DB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RetainedEarningsAccumulatedDeficit_D0AC824BCF3BAA8895F0DCAA46FDE7DB" xlink:to="lab_us-gaap_RetainedEarningsAccumulatedDeficit_D0AC824BCF3BAA8895F0DCAA46FDE7DB" xlink:type="arc" />
    <link:label id="lab_us-gaap_StockholdersEquity_B9096D4AB8ADC7B62C90DCAA46FD392E_totalLabel_en-US" xlink:label="lab_us-gaap_StockholdersEquity_B9096D4AB8ADC7B62C90DCAA46FD392E" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Littelfuse, Inc. shareholders&#8217; equity</link:label>
    <link:label id="lab_us-gaap_StockholdersEquity_B9096D4AB8ADC7B62C90DCAA46FD392E_label_en-US" xlink:label="lab_us-gaap_StockholdersEquity_B9096D4AB8ADC7B62C90DCAA46FD392E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Stockholders' Equity Attributable to Parent</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockholdersEquity" xlink:label="loc_us-gaap_StockholdersEquity_B9096D4AB8ADC7B62C90DCAA46FD392E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockholdersEquity_B9096D4AB8ADC7B62C90DCAA46FD392E" xlink:to="lab_us-gaap_StockholdersEquity_B9096D4AB8ADC7B62C90DCAA46FD392E" xlink:type="arc" />
    <link:label id="lab_us-gaap_MinorityInterest_507674707CAF86929628DCAA46FD9B59_terseLabel_en-US" xlink:label="lab_us-gaap_MinorityInterest_507674707CAF86929628DCAA46FD9B59" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Non-controlling interest</link:label>
    <link:label id="lab_us-gaap_MinorityInterest_507674707CAF86929628DCAA46FD9B59_label_en-US" xlink:label="lab_us-gaap_MinorityInterest_507674707CAF86929628DCAA46FD9B59" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Stockholders' Equity Attributable to Noncontrolling Interest</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_MinorityInterest" xlink:label="loc_us-gaap_MinorityInterest_507674707CAF86929628DCAA46FD9B59" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MinorityInterest_507674707CAF86929628DCAA46FD9B59" xlink:to="lab_us-gaap_MinorityInterest_507674707CAF86929628DCAA46FD9B59" xlink:type="arc" />
    <link:label id="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_C61B4E98C8E9DE30799BDCAA46FD67A9_totalLabel_en-US" xlink:label="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_C61B4E98C8E9DE30799BDCAA46FD67A9" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total equity</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_C61B4E98C8E9DE30799BDCAA46FD67A9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_C61B4E98C8E9DE30799BDCAA46FD67A9" xlink:to="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_C61B4E98C8E9DE30799BDCAA46FD67A9" xlink:type="arc" />
    <link:label id="lab_us-gaap_LiabilitiesAndStockholdersEquity_425AA36E3C23C192FD42DCAA46FD1354_totalLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesAndStockholdersEquity_425AA36E3C23C192FD42DCAA46FD1354" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total liabilities and equity</link:label>
    <link:label id="lab_us-gaap_LiabilitiesAndStockholdersEquity_425AA36E3C23C192FD42DCAA46FD1354_label_en-US" xlink:label="lab_us-gaap_LiabilitiesAndStockholdersEquity_425AA36E3C23C192FD42DCAA46FD1354" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Liabilities and Equity</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquity" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_425AA36E3C23C192FD42DCAA46FD1354" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_425AA36E3C23C192FD42DCAA46FD1354" xlink:to="lab_us-gaap_LiabilitiesAndStockholdersEquity_425AA36E3C23C192FD42DCAA46FD1354" xlink:type="arc" />
    <link:label id="lab_us-gaap_EmployeeRelatedLiabilitiesCurrent_7862B2B223B5BF8D5BB51C9E1765B2A5_terseLabel_en-US" xlink:label="lab_us-gaap_EmployeeRelatedLiabilitiesCurrent_7862B2B223B5BF8D5BB51C9E1765B2A5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Employee-related liabilities</link:label>
    <link:label id="lab_us-gaap_EmployeeRelatedLiabilitiesCurrent_7862B2B223B5BF8D5BB51C9E1765B2A5_label_en-US" xlink:label="lab_us-gaap_EmployeeRelatedLiabilitiesCurrent_7862B2B223B5BF8D5BB51C9E1765B2A5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Employee-related Liabilities, Current</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EmployeeRelatedLiabilitiesCurrent" xlink:label="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_7862B2B223B5BF8D5BB51C9E1765B2A5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_7862B2B223B5BF8D5BB51C9E1765B2A5" xlink:to="lab_us-gaap_EmployeeRelatedLiabilitiesCurrent_7862B2B223B5BF8D5BB51C9E1765B2A5" xlink:type="arc" />
    <link:label id="lab_us-gaap_OperatingLeaseLiabilityCurrent_3C2CCC0A3FF05C5BBA9F1C9E17662BB6_verboseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeaseLiabilityCurrent_3C2CCC0A3FF05C5BBA9F1C9E17662BB6" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Operating lease liability</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseLiabilityCurrent" xlink:label="loc_us-gaap_OperatingLeaseLiabilityCurrent_3C2CCC0A3FF05C5BBA9F1C9E17662BB6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeaseLiabilityCurrent_3C2CCC0A3FF05C5BBA9F1C9E17662BB6" xlink:to="lab_us-gaap_OperatingLeaseLiabilityCurrent_3C2CCC0A3FF05C5BBA9F1C9E17662BB6" xlink:type="arc" />
    <link:label id="lab_us-gaap_InterestAndDividendsPayableCurrent_01AB7A1E259D06A422471C9E17665E4B_terseLabel_en-US" xlink:label="lab_us-gaap_InterestAndDividendsPayableCurrent_01AB7A1E259D06A422471C9E17665E4B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Interest</link:label>
    <link:label id="lab_us-gaap_InterestAndDividendsPayableCurrent_01AB7A1E259D06A422471C9E17665E4B_label_en-US" xlink:label="lab_us-gaap_InterestAndDividendsPayableCurrent_01AB7A1E259D06A422471C9E17665E4B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Interest and Dividends Payable, Current</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InterestAndDividendsPayableCurrent" xlink:label="loc_us-gaap_InterestAndDividendsPayableCurrent_01AB7A1E259D06A422471C9E17665E4B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InterestAndDividendsPayableCurrent_01AB7A1E259D06A422471C9E17665E4B" xlink:to="lab_us-gaap_InterestAndDividendsPayableCurrent_01AB7A1E259D06A422471C9E17665E4B" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccruedProfessionalFeesCurrent_C57A7BEC9A8D6432D4B71C9E17668265_terseLabel_en-US" xlink:label="lab_us-gaap_AccruedProfessionalFeesCurrent_C57A7BEC9A8D6432D4B71C9E17668265" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Professional services</link:label>
    <link:label id="lab_us-gaap_AccruedProfessionalFeesCurrent_C57A7BEC9A8D6432D4B71C9E17668265_label_en-US" xlink:label="lab_us-gaap_AccruedProfessionalFeesCurrent_C57A7BEC9A8D6432D4B71C9E17668265" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accrued Professional Fees, Current</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccruedProfessionalFeesCurrent" xlink:label="loc_us-gaap_AccruedProfessionalFeesCurrent_C57A7BEC9A8D6432D4B71C9E17668265" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccruedProfessionalFeesCurrent_C57A7BEC9A8D6432D4B71C9E17668265" xlink:to="lab_us-gaap_AccruedProfessionalFeesCurrent_C57A7BEC9A8D6432D4B71C9E17668265" xlink:type="arc" />
    <link:label id="lab_us-gaap_RestructuringReserveCurrent_3B1342DE44C2D3B3BC791C9E17679B20_terseLabel_en-US" xlink:label="lab_us-gaap_RestructuringReserveCurrent_3B1342DE44C2D3B3BC791C9E17679B20" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Restructuring liabilities</link:label>
    <link:label id="lab_us-gaap_RestructuringReserveCurrent_3B1342DE44C2D3B3BC791C9E17679B20_label_en-US" xlink:label="lab_us-gaap_RestructuringReserveCurrent_3B1342DE44C2D3B3BC791C9E17679B20" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Restructuring Reserve, Current</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RestructuringReserveCurrent" xlink:label="loc_us-gaap_RestructuringReserveCurrent_3B1342DE44C2D3B3BC791C9E17679B20" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestructuringReserveCurrent_3B1342DE44C2D3B3BC791C9E17679B20" xlink:to="lab_us-gaap_RestructuringReserveCurrent_3B1342DE44C2D3B3BC791C9E17679B20" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccrualForTaxesOtherThanIncomeTaxesCurrent_745A96B09089CC16BC5C1C9E1766A967_terseLabel_en-US" xlink:label="lab_us-gaap_AccrualForTaxesOtherThanIncomeTaxesCurrent_745A96B09089CC16BC5C1C9E1766A967" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other non-income taxes</link:label>
    <link:label id="lab_us-gaap_AccrualForTaxesOtherThanIncomeTaxesCurrent_745A96B09089CC16BC5C1C9E1766A967_label_en-US" xlink:label="lab_us-gaap_AccrualForTaxesOtherThanIncomeTaxesCurrent_745A96B09089CC16BC5C1C9E1766A967" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accrual for Taxes Other than Income Taxes, Current</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccrualForTaxesOtherThanIncomeTaxesCurrent" xlink:label="loc_us-gaap_AccrualForTaxesOtherThanIncomeTaxesCurrent_745A96B09089CC16BC5C1C9E1766A967" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccrualForTaxesOtherThanIncomeTaxesCurrent_745A96B09089CC16BC5C1C9E1766A967" xlink:to="lab_us-gaap_AccrualForTaxesOtherThanIncomeTaxesCurrent_745A96B09089CC16BC5C1C9E1766A967" xlink:type="arc" />
    <link:label id="lab_lfus_AccruedShareRepurchasesCurrent_8013E9745560BB91FE6B1C9E1766BD19_terseLabel_en-US" xlink:label="lab_lfus_AccruedShareRepurchasesCurrent_8013E9745560BB91FE6B1C9E1766BD19" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accrued share repurchases</link:label>
    <link:label id="lab_lfus_AccruedShareRepurchasesCurrent_8013E9745560BB91FE6B1C9E1766BD19_label_en-US" xlink:label="lab_lfus_AccruedShareRepurchasesCurrent_8013E9745560BB91FE6B1C9E1766BD19" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accrued Share Repurchases, Current</link:label>
    <link:label id="lab_lfus_AccruedShareRepurchasesCurrent_8013E9745560BB91FE6B1C9E1766BD19_documentation_en-US" xlink:label="lab_lfus_AccruedShareRepurchasesCurrent_8013E9745560BB91FE6B1C9E1766BD19" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Accrued Share Repurchases, Current</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_AccruedShareRepurchasesCurrent" xlink:label="loc_lfus_AccruedShareRepurchasesCurrent_8013E9745560BB91FE6B1C9E1766BD19" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_AccruedShareRepurchasesCurrent_8013E9745560BB91FE6B1C9E1766BD19" xlink:to="lab_lfus_AccruedShareRepurchasesCurrent_8013E9745560BB91FE6B1C9E1766BD19" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherAccruedLiabilitiesCurrent_E82466CE4FDF13345DDE1C9E1767DEC0_terseLabel_en-US" xlink:label="lab_us-gaap_OtherAccruedLiabilitiesCurrent_E82466CE4FDF13345DDE1C9E1767DEC0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other</link:label>
    <link:label id="lab_us-gaap_OtherAccruedLiabilitiesCurrent_E82466CE4FDF13345DDE1C9E1767DEC0_label_en-US" xlink:label="lab_us-gaap_OtherAccruedLiabilitiesCurrent_E82466CE4FDF13345DDE1C9E1767DEC0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Accrued Liabilities, Current</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherAccruedLiabilitiesCurrent" xlink:label="loc_us-gaap_OtherAccruedLiabilitiesCurrent_E82466CE4FDF13345DDE1C9E1767DEC0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherAccruedLiabilitiesCurrent_E82466CE4FDF13345DDE1C9E1767DEC0" xlink:to="lab_us-gaap_OtherAccruedLiabilitiesCurrent_E82466CE4FDF13345DDE1C9E1767DEC0" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccruedLiabilitiesCurrent_4BE19658849555FDD0D61C9E1767E96A_totalLabel_en-US" xlink:label="lab_us-gaap_AccruedLiabilitiesCurrent_4BE19658849555FDD0D61C9E1767E96A" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccruedLiabilitiesCurrent" xlink:label="loc_us-gaap_AccruedLiabilitiesCurrent_4BE19658849555FDD0D61C9E1767E96A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_4BE19658849555FDD0D61C9E1767E96A" xlink:to="lab_us-gaap_AccruedLiabilitiesCurrent_4BE19658849555FDD0D61C9E1767E96A" xlink:type="arc" />
    <link:label id="lab_us-gaap_EarningsPerShareTextBlock_19C0B90228899497D584FC50C9852599_terseLabel_en-US" xlink:label="lab_us-gaap_EarningsPerShareTextBlock_19C0B90228899497D584FC50C9852599" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Earnings Per Share</link:label>
    <link:label id="lab_us-gaap_EarningsPerShareTextBlock_19C0B90228899497D584FC50C9852599_label_en-US" xlink:label="lab_us-gaap_EarningsPerShareTextBlock_19C0B90228899497D584FC50C9852599" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Earnings Per Share [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EarningsPerShareTextBlock" xlink:label="loc_us-gaap_EarningsPerShareTextBlock_19C0B90228899497D584FC50C9852599" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EarningsPerShareTextBlock_19C0B90228899497D584FC50C9852599" xlink:to="lab_us-gaap_EarningsPerShareTextBlock_19C0B90228899497D584FC50C9852599" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_F262A1EE541499431FA0CD26ADD9CDB0_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_F262A1EE541499431FA0CD26ADD9CDB0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Share-based Compensation, Stock Options, Activity</link:label>
    <link:label id="lab_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_F262A1EE541499431FA0CD26ADD9CDB0_label_en-US" xlink:label="lab_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_F262A1EE541499431FA0CD26ADD9CDB0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Payment Arrangement, Option, Activity [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_F262A1EE541499431FA0CD26ADD9CDB0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_F262A1EE541499431FA0CD26ADD9CDB0" xlink:to="lab_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_F262A1EE541499431FA0CD26ADD9CDB0" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfNonvestedRestrictedStockUnitsActivityTableTextBlock_B8B79639EB3C85E476D3CD26ADD973C2_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfNonvestedRestrictedStockUnitsActivityTableTextBlock_B8B79639EB3C85E476D3CD26ADD973C2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Nonvested Restricted Stock Units Activity</link:label>
    <link:label id="lab_us-gaap_ScheduleOfNonvestedRestrictedStockUnitsActivityTableTextBlock_B8B79639EB3C85E476D3CD26ADD973C2_label_en-US" xlink:label="lab_us-gaap_ScheduleOfNonvestedRestrictedStockUnitsActivityTableTextBlock_B8B79639EB3C85E476D3CD26ADD973C2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Nonvested Restricted Stock Units Activity [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfNonvestedRestrictedStockUnitsActivityTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfNonvestedRestrictedStockUnitsActivityTableTextBlock_B8B79639EB3C85E476D3CD26ADD973C2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfNonvestedRestrictedStockUnitsActivityTableTextBlock_B8B79639EB3C85E476D3CD26ADD973C2" xlink:to="lab_us-gaap_ScheduleOfNonvestedRestrictedStockUnitsActivityTableTextBlock_B8B79639EB3C85E476D3CD26ADD973C2" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock_F5555C5AA623EBE5A5E8CD26ADD97AF5_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock_F5555C5AA623EBE5A5E8CD26ADD97AF5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions</link:label>
    <link:label id="lab_us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock_F5555C5AA623EBE5A5E8CD26ADD97AF5_label_en-US" xlink:label="lab_us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock_F5555C5AA623EBE5A5E8CD26ADD97AF5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock_F5555C5AA623EBE5A5E8CD26ADD97AF5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock_F5555C5AA623EBE5A5E8CD26ADD97AF5" xlink:to="lab_us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock_F5555C5AA623EBE5A5E8CD26ADD97AF5" xlink:type="arc" />
    <link:label id="lab_srt_ValuationAndQualifyingAccountsDisclosureTable_F0CEBA71519BC5D76287FC50C8ECC1DE_terseLabel_en-US" xlink:label="lab_srt_ValuationAndQualifyingAccountsDisclosureTable_F0CEBA71519BC5D76287FC50C8ECC1DE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Table]</link:label>
    <link:label id="lab_srt_ValuationAndQualifyingAccountsDisclosureTable_F0CEBA71519BC5D76287FC50C8ECC1DE_label_en-US" xlink:label="lab_srt_ValuationAndQualifyingAccountsDisclosureTable_F0CEBA71519BC5D76287FC50C8ECC1DE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ValuationAndQualifyingAccountsDisclosureTable" xlink:label="loc_srt_ValuationAndQualifyingAccountsDisclosureTable_F0CEBA71519BC5D76287FC50C8ECC1DE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_ValuationAndQualifyingAccountsDisclosureTable_F0CEBA71519BC5D76287FC50C8ECC1DE" xlink:to="lab_srt_ValuationAndQualifyingAccountsDisclosureTable_F0CEBA71519BC5D76287FC50C8ECC1DE" xlink:type="arc" />
    <link:label id="lab_us-gaap_ValuationAllowancesAndReservesTypeAxis_44904667D86D7A49522EFC50C8EDB3F0_terseLabel_en-US" xlink:label="lab_us-gaap_ValuationAllowancesAndReservesTypeAxis_44904667D86D7A49522EFC50C8EDB3F0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">SEC Schedule, 12-09, Valuation Allowances and Reserves Type [Axis]</link:label>
    <link:label id="lab_us-gaap_ValuationAllowancesAndReservesTypeAxis_44904667D86D7A49522EFC50C8EDB3F0_label_en-US" xlink:label="lab_us-gaap_ValuationAllowancesAndReservesTypeAxis_44904667D86D7A49522EFC50C8EDB3F0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">SEC Schedule, 12-09, Valuation Allowances and Reserves Type [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ValuationAllowancesAndReservesTypeAxis" xlink:label="loc_us-gaap_ValuationAllowancesAndReservesTypeAxis_44904667D86D7A49522EFC50C8EDB3F0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ValuationAllowancesAndReservesTypeAxis_44904667D86D7A49522EFC50C8EDB3F0" xlink:to="lab_us-gaap_ValuationAllowancesAndReservesTypeAxis_44904667D86D7A49522EFC50C8EDB3F0" xlink:type="arc" />
    <link:label id="lab_us-gaap_ValuationAllowancesAndReservesDomain_9AFD369A833380EB0FCEFC50C8ED7FD3_terseLabel_en-US" xlink:label="lab_us-gaap_ValuationAllowancesAndReservesDomain_9AFD369A833380EB0FCEFC50C8ED7FD3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">SEC Schedule, 12-09, Valuation Allowances and Reserves [Domain]</link:label>
    <link:label id="lab_us-gaap_ValuationAllowancesAndReservesDomain_9AFD369A833380EB0FCEFC50C8ED7FD3_label_en-US" xlink:label="lab_us-gaap_ValuationAllowancesAndReservesDomain_9AFD369A833380EB0FCEFC50C8ED7FD3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">SEC Schedule, 12-09, Valuation Allowances and Reserves [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ValuationAllowancesAndReservesDomain" xlink:label="loc_us-gaap_ValuationAllowancesAndReservesDomain_9AFD369A833380EB0FCEFC50C8ED7FD3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ValuationAllowancesAndReservesDomain_9AFD369A833380EB0FCEFC50C8ED7FD3" xlink:to="lab_us-gaap_ValuationAllowancesAndReservesDomain_9AFD369A833380EB0FCEFC50C8ED7FD3" xlink:type="arc" />
    <link:label id="lab_us-gaap_AllowanceForCreditLossMember_ADD2EA4EA6C9B403D7C7FC50C8EECBFD_terseLabel_en-US" xlink:label="lab_us-gaap_AllowanceForCreditLossMember_ADD2EA4EA6C9B403D7C7FC50C8EECBFD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Allowance for losses on accounts receivable</link:label>
    <link:label id="lab_us-gaap_AllowanceForCreditLossMember_ADD2EA4EA6C9B403D7C7FC50C8EECBFD_label_en-US" xlink:label="lab_us-gaap_AllowanceForCreditLossMember_ADD2EA4EA6C9B403D7C7FC50C8EECBFD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">SEC Schedule, 12-09, Allowance, Credit Loss [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AllowanceForCreditLossMember" xlink:label="loc_us-gaap_AllowanceForCreditLossMember_ADD2EA4EA6C9B403D7C7FC50C8EECBFD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AllowanceForCreditLossMember_ADD2EA4EA6C9B403D7C7FC50C8EECBFD" xlink:to="lab_us-gaap_AllowanceForCreditLossMember_ADD2EA4EA6C9B403D7C7FC50C8EECBFD" xlink:type="arc" />
    <link:label id="lab_lfus_SECSchedule1209ReserveSalesDiscountsandAllowancesMember_7DD8314B49360390E8D7FC50C8F024E1_terseLabel_en-US" xlink:label="lab_lfus_SECSchedule1209ReserveSalesDiscountsandAllowancesMember_7DD8314B49360390E8D7FC50C8F024E1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Reserves for sales discounts and allowances</link:label>
    <link:label id="lab_lfus_SECSchedule1209ReserveSalesDiscountsandAllowancesMember_7DD8314B49360390E8D7FC50C8F024E1_label_en-US" xlink:label="lab_lfus_SECSchedule1209ReserveSalesDiscountsandAllowancesMember_7DD8314B49360390E8D7FC50C8F024E1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">SEC Schedule, 12-09, Reserve, Sales Discounts and Allowances [Member]</link:label>
    <link:label id="lab_lfus_SECSchedule1209ReserveSalesDiscountsandAllowancesMember_7DD8314B49360390E8D7FC50C8F024E1_documentation_en-US" xlink:label="lab_lfus_SECSchedule1209ReserveSalesDiscountsandAllowancesMember_7DD8314B49360390E8D7FC50C8F024E1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">SEC Schedule, 12-09, Reserve, Sales Discounts and Allowances [Member]</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_SECSchedule1209ReserveSalesDiscountsandAllowancesMember" xlink:label="loc_lfus_SECSchedule1209ReserveSalesDiscountsandAllowancesMember_7DD8314B49360390E8D7FC50C8F024E1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_SECSchedule1209ReserveSalesDiscountsandAllowancesMember_7DD8314B49360390E8D7FC50C8F024E1" xlink:to="lab_lfus_SECSchedule1209ReserveSalesDiscountsandAllowancesMember_7DD8314B49360390E8D7FC50C8F024E1" xlink:type="arc" />
    <link:label id="lab_srt_ValuationAndQualifyingAccountsDisclosureLineItems_23535C8978B761F7824CFC50C8F10196_terseLabel_en-US" xlink:label="lab_srt_ValuationAndQualifyingAccountsDisclosureLineItems_23535C8978B761F7824CFC50C8F10196" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items]</link:label>
    <link:label id="lab_srt_ValuationAndQualifyingAccountsDisclosureLineItems_23535C8978B761F7824CFC50C8F10196_label_en-US" xlink:label="lab_srt_ValuationAndQualifyingAccountsDisclosureLineItems_23535C8978B761F7824CFC50C8F10196" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ValuationAndQualifyingAccountsDisclosureLineItems" xlink:label="loc_srt_ValuationAndQualifyingAccountsDisclosureLineItems_23535C8978B761F7824CFC50C8F10196" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_ValuationAndQualifyingAccountsDisclosureLineItems_23535C8978B761F7824CFC50C8F10196" xlink:to="lab_srt_ValuationAndQualifyingAccountsDisclosureLineItems_23535C8978B761F7824CFC50C8F10196" xlink:type="arc" />
    <link:label id="lab_us-gaap_ValuationAllowancesAndReservesBalance_E32C577D62AD6EEF380CFC50C8F175B7_periodStartLabel_en-US" xlink:label="lab_us-gaap_ValuationAllowancesAndReservesBalance_E32C577D62AD6EEF380CFC50C8F175B7" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Balance at Beginning of Year</link:label>
    <link:label id="lab_us-gaap_ValuationAllowancesAndReservesBalance_E32C577D62AD6EEF380CFC50C8F175B7_label_en-US" xlink:label="lab_us-gaap_ValuationAllowancesAndReservesBalance_E32C577D62AD6EEF380CFC50C8F175B7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">SEC Schedule, 12-09, Valuation Allowances and Reserves, Amount</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ValuationAllowancesAndReservesBalance" xlink:label="loc_us-gaap_ValuationAllowancesAndReservesBalance_E32C577D62AD6EEF380CFC50C8F175B7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ValuationAllowancesAndReservesBalance_E32C577D62AD6EEF380CFC50C8F175B7" xlink:to="lab_us-gaap_ValuationAllowancesAndReservesBalance_E32C577D62AD6EEF380CFC50C8F175B7" xlink:type="arc" />
    <link:label id="lab_us-gaap_ValuationAllowancesAndReservesChargedToCostAndExpense_FD4FA673129712F97D8AFC50C8F1C63E_terseLabel_en-US" xlink:label="lab_us-gaap_ValuationAllowancesAndReservesChargedToCostAndExpense_FD4FA673129712F97D8AFC50C8F1C63E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Charged to Costs and Expenses</link:label>
    <link:label id="lab_us-gaap_ValuationAllowancesAndReservesChargedToCostAndExpense_FD4FA673129712F97D8AFC50C8F1C63E_label_en-US" xlink:label="lab_us-gaap_ValuationAllowancesAndReservesChargedToCostAndExpense_FD4FA673129712F97D8AFC50C8F1C63E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">SEC Schedule, 12-09, Valuation Allowances and Reserves, Additions, Charge to Cost and Expense</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ValuationAllowancesAndReservesChargedToCostAndExpense" xlink:label="loc_us-gaap_ValuationAllowancesAndReservesChargedToCostAndExpense_FD4FA673129712F97D8AFC50C8F1C63E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ValuationAllowancesAndReservesChargedToCostAndExpense_FD4FA673129712F97D8AFC50C8F1C63E" xlink:to="lab_us-gaap_ValuationAllowancesAndReservesChargedToCostAndExpense_FD4FA673129712F97D8AFC50C8F1C63E" xlink:type="arc" />
    <link:label id="lab_us-gaap_ValuationAllowancesAndReservesDeductions_BAB4C76695FD5BAFBAC2FC50C8F18CC0_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_ValuationAllowancesAndReservesDeductions_BAB4C76695FD5BAFBAC2FC50C8F18CC0" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Deductions</link:label>
    <link:label id="lab_us-gaap_ValuationAllowancesAndReservesDeductions_BAB4C76695FD5BAFBAC2FC50C8F18CC0_label_en-US" xlink:label="lab_us-gaap_ValuationAllowancesAndReservesDeductions_BAB4C76695FD5BAFBAC2FC50C8F18CC0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">SEC Schedule, 12-09, Valuation Allowances and Reserves, Deduction</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ValuationAllowancesAndReservesDeductions" xlink:label="loc_us-gaap_ValuationAllowancesAndReservesDeductions_BAB4C76695FD5BAFBAC2FC50C8F18CC0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ValuationAllowancesAndReservesDeductions_BAB4C76695FD5BAFBAC2FC50C8F18CC0" xlink:to="lab_us-gaap_ValuationAllowancesAndReservesDeductions_BAB4C76695FD5BAFBAC2FC50C8F18CC0" xlink:type="arc" />
    <link:label id="lab_us-gaap_ValuationAllowancesAndReservesAdjustments_74D0B37675025049F8ABFC50C8F2EC5A_terseLabel_en-US" xlink:label="lab_us-gaap_ValuationAllowancesAndReservesAdjustments_74D0B37675025049F8ABFC50C8F2EC5A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other</link:label>
    <link:label id="lab_us-gaap_ValuationAllowancesAndReservesAdjustments_74D0B37675025049F8ABFC50C8F2EC5A_label_en-US" xlink:label="lab_us-gaap_ValuationAllowancesAndReservesAdjustments_74D0B37675025049F8ABFC50C8F2EC5A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">SEC Schedule, 12-09, Valuation Allowances and Reserves, Increase (Decrease) Adjustment</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ValuationAllowancesAndReservesAdjustments" xlink:label="loc_us-gaap_ValuationAllowancesAndReservesAdjustments_74D0B37675025049F8ABFC50C8F2EC5A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ValuationAllowancesAndReservesAdjustments_74D0B37675025049F8ABFC50C8F2EC5A" xlink:to="lab_us-gaap_ValuationAllowancesAndReservesAdjustments_74D0B37675025049F8ABFC50C8F2EC5A" xlink:type="arc" />
    <link:label id="lab_us-gaap_ValuationAllowancesAndReservesBalance_2009BD75552D341E4F34FC50C8F21846_periodEndLabel_en-US" xlink:label="lab_us-gaap_ValuationAllowancesAndReservesBalance_2009BD75552D341E4F34FC50C8F21846" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">Balance at End of Year</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ValuationAllowancesAndReservesBalance" xlink:label="loc_us-gaap_ValuationAllowancesAndReservesBalance_2009BD75552D341E4F34FC50C8F21846" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ValuationAllowancesAndReservesBalance_2009BD75552D341E4F34FC50C8F21846" xlink:to="lab_us-gaap_ValuationAllowancesAndReservesBalance_2009BD75552D341E4F34FC50C8F21846" xlink:type="arc" />
    <link:label id="lab_us-gaap_SummaryOfValuationAllowanceTextBlock_00558872902027E95A70FC50C8F757E7_terseLabel_en-US" xlink:label="lab_us-gaap_SummaryOfValuationAllowanceTextBlock_00558872902027E95A70FC50C8F757E7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule II - Valuation and Qualifying Accounts and Reserves</link:label>
    <link:label id="lab_us-gaap_SummaryOfValuationAllowanceTextBlock_00558872902027E95A70FC50C8F757E7_label_en-US" xlink:label="lab_us-gaap_SummaryOfValuationAllowanceTextBlock_00558872902027E95A70FC50C8F757E7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Summary of Valuation Allowance [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SummaryOfValuationAllowanceTextBlock" xlink:label="loc_us-gaap_SummaryOfValuationAllowanceTextBlock_00558872902027E95A70FC50C8F757E7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SummaryOfValuationAllowanceTextBlock_00558872902027E95A70FC50C8F757E7" xlink:to="lab_us-gaap_SummaryOfValuationAllowanceTextBlock_00558872902027E95A70FC50C8F757E7" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_C7B632B435CC30B5FBE3E67A10F8B59D_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_C7B632B435CC30B5FBE3E67A10F8B59D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Shares Under Option</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_C7B632B435CC30B5FBE3E67A10F8B59D_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_C7B632B435CC30B5FBE3E67A10F8B59D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_C7B632B435CC30B5FBE3E67A10F8B59D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_C7B632B435CC30B5FBE3E67A10F8B59D" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_C7B632B435CC30B5FBE3E67A10F8B59D" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_79BE5CF13CC4552B0B07E67A10F8ED67_periodStartLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_79BE5CF13CC4552B0B07E67A10F8ED67" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Outstanding (in shares)</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_79BE5CF13CC4552B0B07E67A10F8ED67_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_79BE5CF13CC4552B0B07E67A10F8ED67" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_79BE5CF13CC4552B0B07E67A10F8ED67" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_79BE5CF13CC4552B0B07E67A10F8ED67" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_79BE5CF13CC4552B0B07E67A10F8ED67" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_C68155BCB2A682B4D420E67A10F8A9E8_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_C68155BCB2A682B4D420E67A10F8A9E8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Granted (in shares)</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_C68155BCB2A682B4D420E67A10F8A9E8_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_C68155BCB2A682B4D420E67A10F8A9E8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_C68155BCB2A682B4D420E67A10F8A9E8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_C68155BCB2A682B4D420E67A10F8A9E8" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_C68155BCB2A682B4D420E67A10F8A9E8" xlink:type="arc" />
    <link:label id="lab_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_DB9A501E3F46A2DC0F48E67A10F92D5D_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_DB9A501E3F46A2DC0F48E67A10F92D5D" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Exercised (in shares)</link:label>
    <link:label id="lab_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_DB9A501E3F46A2DC0F48E67A10F92D5D_label_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_DB9A501E3F46A2DC0F48E67A10F92D5D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_DB9A501E3F46A2DC0F48E67A10F92D5D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_DB9A501E3F46A2DC0F48E67A10F92D5D" xlink:to="lab_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_DB9A501E3F46A2DC0F48E67A10F92D5D" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_1C49350FD90B8A47C99EE67A10F9E8BE_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_1C49350FD90B8A47C99EE67A10F9E8BE" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Forfeited (in shares)</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_1C49350FD90B8A47C99EE67A10F9E8BE_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_1C49350FD90B8A47C99EE67A10F9E8BE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_1C49350FD90B8A47C99EE67A10F9E8BE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_1C49350FD90B8A47C99EE67A10F9E8BE" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_1C49350FD90B8A47C99EE67A10F9E8BE" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_D2C4FB2A37EA398C8D65E67A10FEF58A_periodEndLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_D2C4FB2A37EA398C8D65E67A10FEF58A" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">Outstanding (in shares)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_D2C4FB2A37EA398C8D65E67A10FEF58A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_D2C4FB2A37EA398C8D65E67A10FEF58A" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_D2C4FB2A37EA398C8D65E67A10FEF58A" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_4871C24D60D726EF92E8E67A10FE194E_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_4871C24D60D726EF92E8E67A10FE194E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Exercisable (in shares)</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_4871C24D60D726EF92E8E67A10FE194E_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_4871C24D60D726EF92E8E67A10FE194E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_4871C24D60D726EF92E8E67A10FE194E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_4871C24D60D726EF92E8E67A10FE194E" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_4871C24D60D726EF92E8E67A10FE194E" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_7960EDEEBDD8A24DE24AE67A10FE7417_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_7960EDEEBDD8A24DE24AE67A10FE7417" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Weighted Average Price</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_7960EDEEBDD8A24DE24AE67A10FE7417_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_7960EDEEBDD8A24DE24AE67A10FE7417" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_7960EDEEBDD8A24DE24AE67A10FE7417" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_7960EDEEBDD8A24DE24AE67A10FE7417" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_7960EDEEBDD8A24DE24AE67A10FE7417" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_B52FCFC61CA1318B0035E67A10FF7A95_periodStartLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_B52FCFC61CA1318B0035E67A10FF7A95" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Outstanding (in dollars per share)</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_B52FCFC61CA1318B0035E67A10FF7A95_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_B52FCFC61CA1318B0035E67A10FF7A95" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_B52FCFC61CA1318B0035E67A10FF7A95" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_B52FCFC61CA1318B0035E67A10FF7A95" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_B52FCFC61CA1318B0035E67A10FF7A95" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_5E5506DF634ACB97CC1EE67A10FF8973_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_5E5506DF634ACB97CC1EE67A10FF8973" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Granted (in dollars per share)</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_5E5506DF634ACB97CC1EE67A10FF8973_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_5E5506DF634ACB97CC1EE67A10FF8973" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_5E5506DF634ACB97CC1EE67A10FF8973" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_5E5506DF634ACB97CC1EE67A10FF8973" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_5E5506DF634ACB97CC1EE67A10FF8973" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_CB9E38933111D881DAF6E67A10FF03F6_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_CB9E38933111D881DAF6E67A10FF03F6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Exercised (in dollars per share)</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_CB9E38933111D881DAF6E67A10FF03F6_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_CB9E38933111D881DAF6E67A10FF03F6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_CB9E38933111D881DAF6E67A10FF03F6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_CB9E38933111D881DAF6E67A10FF03F6" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_CB9E38933111D881DAF6E67A10FF03F6" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice_B3F5A3ECBB69886AC9A6E67A10FFDE26_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice_B3F5A3ECBB69886AC9A6E67A10FFDE26" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Forfeited (in dollars per share)</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice_B3F5A3ECBB69886AC9A6E67A10FFDE26_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice_B3F5A3ECBB69886AC9A6E67A10FFDE26" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangements by Share-based Payment Award, Options, Forfeitures in Period, Weighted Average Exercise Price</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice_B3F5A3ECBB69886AC9A6E67A10FFDE26" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice_B3F5A3ECBB69886AC9A6E67A10FFDE26" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice_B3F5A3ECBB69886AC9A6E67A10FFDE26" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_E727C687B6B84CEA8436E67A10FFB4A7_periodEndLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_E727C687B6B84CEA8436E67A10FFB4A7" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">Outstanding (in dollars per share)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_E727C687B6B84CEA8436E67A10FFB4A7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_E727C687B6B84CEA8436E67A10FFB4A7" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_E727C687B6B84CEA8436E67A10FFB4A7" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_DBC7B495219DFEF436CBE67A1100ECD0_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_DBC7B495219DFEF436CBE67A1100ECD0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Exercisable (in dollars per share)</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_DBC7B495219DFEF436CBE67A1100ECD0_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_DBC7B495219DFEF436CBE67A1100ECD0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_DBC7B495219DFEF436CBE67A1100ECD0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_DBC7B495219DFEF436CBE67A1100ECD0" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_DBC7B495219DFEF436CBE67A1100ECD0" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract_A6919415E457B3AB9A82E67A11001543_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract_A6919415E457B3AB9A82E67A11001543" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Weighted Average Remaining Contract Life and Aggregate Intrinsic Value</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract_A6919415E457B3AB9A82E67A11001543_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract_A6919415E457B3AB9A82E67A11001543" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract_A6919415E457B3AB9A82E67A11001543" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract_A6919415E457B3AB9A82E67A11001543" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract_A6919415E457B3AB9A82E67A11001543" xlink:type="arc" />
    <link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_489780AE778FAF9002A9E67A1100EA3C_terseLabel_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_489780AE778FAF9002A9E67A1100EA3C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Outstanding (Years)</link:label>
    <link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_489780AE778FAF9002A9E67A1100EA3C_label_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_489780AE778FAF9002A9E67A1100EA3C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_489780AE778FAF9002A9E67A1100EA3C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_489780AE778FAF9002A9E67A1100EA3C" xlink:to="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_489780AE778FAF9002A9E67A1100EA3C" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_D1E1231F85E4B4A833F1E67A1100D5F0_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_D1E1231F85E4B4A833F1E67A1100D5F0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Outstanding</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_D1E1231F85E4B4A833F1E67A1100D5F0_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_D1E1231F85E4B4A833F1E67A1100D5F0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_D1E1231F85E4B4A833F1E67A1100D5F0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_D1E1231F85E4B4A833F1E67A1100D5F0" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_D1E1231F85E4B4A833F1E67A1100D5F0" xlink:type="arc" />
    <link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1_AF52B0ED171C328215B9E67A11006476_terseLabel_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1_AF52B0ED171C328215B9E67A11006476" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Exercisable (Years)</link:label>
    <link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1_AF52B0ED171C328215B9E67A11006476_label_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1_AF52B0ED171C328215B9E67A11006476" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1_AF52B0ED171C328215B9E67A11006476" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1_AF52B0ED171C328215B9E67A11006476" xlink:to="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1_AF52B0ED171C328215B9E67A11006476" xlink:type="arc" />
    <link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1_9219F037CE3C52009F36E67A110033F6_terseLabel_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1_9219F037CE3C52009F36E67A110033F6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Exercisable</link:label>
    <link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1_9219F037CE3C52009F36E67A110033F6_label_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1_9219F037CE3C52009F36E67A110033F6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1_9219F037CE3C52009F36E67A110033F6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1_9219F037CE3C52009F36E67A110033F6" xlink:to="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1_9219F037CE3C52009F36E67A110033F6" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_DE85A32DA6DBF845E7E3CD26AC81A77B_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_DE85A32DA6DBF845E7E3CD26AC81A77B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Earnings Per Share, Basic and Diluted</link:label>
    <link:label id="lab_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_DE85A32DA6DBF845E7E3CD26AC81A77B_label_en-US" xlink:label="lab_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_DE85A32DA6DBF845E7E3CD26AC81A77B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_DE85A32DA6DBF845E7E3CD26AC81A77B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_DE85A32DA6DBF845E7E3CD26AC81A77B" xlink:to="lab_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_DE85A32DA6DBF845E7E3CD26AC81A77B" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfComprehensiveIncomeLossTableTextBlock_5A84340F9D3AC8B4A2FDFC50C9D6BF48_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfComprehensiveIncomeLossTableTextBlock_5A84340F9D3AC8B4A2FDFC50C9D6BF48" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Components of Comprehensive Income (Loss)</link:label>
    <link:label id="lab_us-gaap_ScheduleOfComprehensiveIncomeLossTableTextBlock_5A84340F9D3AC8B4A2FDFC50C9D6BF48_label_en-US" xlink:label="lab_us-gaap_ScheduleOfComprehensiveIncomeLossTableTextBlock_5A84340F9D3AC8B4A2FDFC50C9D6BF48" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Comprehensive Income (Loss) [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfComprehensiveIncomeLossTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfComprehensiveIncomeLossTableTextBlock_5A84340F9D3AC8B4A2FDFC50C9D6BF48" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfComprehensiveIncomeLossTableTextBlock_5A84340F9D3AC8B4A2FDFC50C9D6BF48" xlink:to="lab_us-gaap_ScheduleOfComprehensiveIncomeLossTableTextBlock_5A84340F9D3AC8B4A2FDFC50C9D6BF48" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock_F011E1F8F2A6BFCAD8FBFC50C9D68CBB_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock_F011E1F8F2A6BFCAD8FBFC50C9D68CBB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Accumulated Other Comprehensive Income (Loss)</link:label>
    <link:label id="lab_us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock_F011E1F8F2A6BFCAD8FBFC50C9D68CBB_label_en-US" xlink:label="lab_us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock_F011E1F8F2A6BFCAD8FBFC50C9D68CBB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock_F011E1F8F2A6BFCAD8FBFC50C9D68CBB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock_F011E1F8F2A6BFCAD8FBFC50C9D68CBB" xlink:to="lab_us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock_F011E1F8F2A6BFCAD8FBFC50C9D68CBB" xlink:type="arc" />
    <link:label id="lab_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTableTextBlock_801AB91946B2838019D0FC50C9D60FCC_terseLabel_en-US" xlink:label="lab_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTableTextBlock_801AB91946B2838019D0FC50C9D60FCC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Reclassification out of Accumulated Other Comprehensive Income</link:label>
    <link:label id="lab_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTableTextBlock_801AB91946B2838019D0FC50C9D60FCC_label_en-US" xlink:label="lab_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTableTextBlock_801AB91946B2838019D0FC50C9D60FCC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Reclassification out of Accumulated Other Comprehensive Income [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTableTextBlock" xlink:label="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTableTextBlock_801AB91946B2838019D0FC50C9D60FCC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTableTextBlock_801AB91946B2838019D0FC50C9D60FCC" xlink:to="lab_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTableTextBlock_801AB91946B2838019D0FC50C9D60FCC" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock_F75604D03015CA4C889AFC50C9BADC85_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock_F75604D03015CA4C889AFC50C9BADC85" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Components of Income Tax Expense (Benefit)</link:label>
    <link:label id="lab_us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock_F75604D03015CA4C889AFC50C9BADC85_label_en-US" xlink:label="lab_us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock_F75604D03015CA4C889AFC50C9BADC85" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock_F75604D03015CA4C889AFC50C9BADC85" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock_F75604D03015CA4C889AFC50C9BADC85" xlink:to="lab_us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock_F75604D03015CA4C889AFC50C9BADC85" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock_EF33D0FBFE519283614FFC50C9BA2B32_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock_EF33D0FBFE519283614FFC50C9BA2B32" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Effective Income Tax Rate Reconciliation</link:label>
    <link:label id="lab_us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock_EF33D0FBFE519283614FFC50C9BA2B32_label_en-US" xlink:label="lab_us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock_EF33D0FBFE519283614FFC50C9BA2B32" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock_EF33D0FBFE519283614FFC50C9BA2B32" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock_EF33D0FBFE519283614FFC50C9BA2B32" xlink:to="lab_us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock_EF33D0FBFE519283614FFC50C9BA2B32" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock_F6369E5517F21A5519EBFC50C9BA8157_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock_F6369E5517F21A5519EBFC50C9BA8157" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Deferred Tax Assets and Liabilities</link:label>
    <link:label id="lab_us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock_F6369E5517F21A5519EBFC50C9BA8157_label_en-US" xlink:label="lab_us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock_F6369E5517F21A5519EBFC50C9BA8157" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Deferred Tax Assets and Liabilities [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock_F6369E5517F21A5519EBFC50C9BA8157" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock_F6369E5517F21A5519EBFC50C9BA8157" xlink:to="lab_us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock_F6369E5517F21A5519EBFC50C9BA8157" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfUnrecognizedTaxBenefitsRollForwardTableTextBlock_93E53C4D13F797FD4BDDFC50C9BB5C7A_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfUnrecognizedTaxBenefitsRollForwardTableTextBlock_93E53C4D13F797FD4BDDFC50C9BB5C7A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Unrecognized Tax Benefits Roll Forward</link:label>
    <link:label id="lab_us-gaap_ScheduleOfUnrecognizedTaxBenefitsRollForwardTableTextBlock_93E53C4D13F797FD4BDDFC50C9BB5C7A_label_en-US" xlink:label="lab_us-gaap_ScheduleOfUnrecognizedTaxBenefitsRollForwardTableTextBlock_93E53C4D13F797FD4BDDFC50C9BB5C7A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Unrecognized Tax Benefits Roll Forward [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfUnrecognizedTaxBenefitsRollForwardTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfUnrecognizedTaxBenefitsRollForwardTableTextBlock_93E53C4D13F797FD4BDDFC50C9BB5C7A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfUnrecognizedTaxBenefitsRollForwardTableTextBlock_93E53C4D13F797FD4BDDFC50C9BB5C7A" xlink:to="lab_us-gaap_ScheduleOfUnrecognizedTaxBenefitsRollForwardTableTextBlock_93E53C4D13F797FD4BDDFC50C9BB5C7A" xlink:type="arc" />
    <link:label id="lab_us-gaap_DisaggregationOfRevenueTable_AD9F5E68C8C36ECE95A0E14430E17867_terseLabel_en-US" xlink:label="lab_us-gaap_DisaggregationOfRevenueTable_AD9F5E68C8C36ECE95A0E14430E17867" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Disaggregation of Revenue [Table]</link:label>
    <link:label id="lab_us-gaap_DisaggregationOfRevenueTable_AD9F5E68C8C36ECE95A0E14430E17867_label_en-US" xlink:label="lab_us-gaap_DisaggregationOfRevenueTable_AD9F5E68C8C36ECE95A0E14430E17867" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disaggregation of Revenue [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DisaggregationOfRevenueTable" xlink:label="loc_us-gaap_DisaggregationOfRevenueTable_AD9F5E68C8C36ECE95A0E14430E17867" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DisaggregationOfRevenueTable_AD9F5E68C8C36ECE95A0E14430E17867" xlink:to="lab_us-gaap_DisaggregationOfRevenueTable_AD9F5E68C8C36ECE95A0E14430E17867" xlink:type="arc" />
    <link:label id="lab_lfus_ElectronicsMember_802665FD3A0F644AB89CE14430E25EEB_verboseLabel_en-US" xlink:label="lab_lfus_ElectronicsMember_802665FD3A0F644AB89CE14430E25EEB" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Electronics Segment</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_ElectronicsMember" xlink:label="loc_lfus_ElectronicsMember_802665FD3A0F644AB89CE14430E25EEB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_ElectronicsMember_802665FD3A0F644AB89CE14430E25EEB" xlink:to="lab_lfus_ElectronicsMember_802665FD3A0F644AB89CE14430E25EEB" xlink:type="arc" />
    <link:label id="lab_lfus_AutomotiveMember_5F47EB84AE91235B06DFE14430E23615_verboseLabel_en-US" xlink:label="lab_lfus_AutomotiveMember_5F47EB84AE91235B06DFE14430E23615" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Automotive Segment</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_AutomotiveMember" xlink:label="loc_lfus_AutomotiveMember_5F47EB84AE91235B06DFE14430E23615" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_AutomotiveMember_5F47EB84AE91235B06DFE14430E23615" xlink:to="lab_lfus_AutomotiveMember_5F47EB84AE91235B06DFE14430E23615" xlink:type="arc" />
    <link:label id="lab_lfus_IndustrialMember_7B107F4BCEB12ABFFCCAE14430E25662_verboseLabel_en-US" xlink:label="lab_lfus_IndustrialMember_7B107F4BCEB12ABFFCCAE14430E25662" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Industrial Segment</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_IndustrialMember" xlink:label="loc_lfus_IndustrialMember_7B107F4BCEB12ABFFCCAE14430E25662" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_IndustrialMember_7B107F4BCEB12ABFFCCAE14430E25662" xlink:to="lab_lfus_IndustrialMember_7B107F4BCEB12ABFFCCAE14430E25662" xlink:type="arc" />
    <link:label id="lab_lfus_ElectronicsPassiveProductsAndSensorsMember_47C151668C119E61C475E14430E3C4DD_terseLabel_en-US" xlink:label="lab_lfus_ElectronicsPassiveProductsAndSensorsMember_47C151668C119E61C475E14430E3C4DD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Electronics &#8211; Semiconductor</link:label>
    <link:label id="lab_lfus_ElectronicsPassiveProductsAndSensorsMember_47C151668C119E61C475E14430E3C4DD_label_en-US" xlink:label="lab_lfus_ElectronicsPassiveProductsAndSensorsMember_47C151668C119E61C475E14430E3C4DD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Electronics - Passive Products and Sensors [Member]</link:label>
    <link:label id="lab_lfus_ElectronicsPassiveProductsAndSensorsMember_47C151668C119E61C475E14430E3C4DD_documentation_en-US" xlink:label="lab_lfus_ElectronicsPassiveProductsAndSensorsMember_47C151668C119E61C475E14430E3C4DD" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Represents the information pertaining to the electronics classified as passive products and sensors.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_ElectronicsPassiveProductsAndSensorsMember" xlink:label="loc_lfus_ElectronicsPassiveProductsAndSensorsMember_47C151668C119E61C475E14430E3C4DD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_ElectronicsPassiveProductsAndSensorsMember_47C151668C119E61C475E14430E3C4DD" xlink:to="lab_lfus_ElectronicsPassiveProductsAndSensorsMember_47C151668C119E61C475E14430E3C4DD" xlink:type="arc" />
    <link:label id="lab_lfus_ElectronicsSemiconductorMember_71C87FF76CD4F0B6E96FE14430E3948B_terseLabel_en-US" xlink:label="lab_lfus_ElectronicsSemiconductorMember_71C87FF76CD4F0B6E96FE14430E3948B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Electronics &#8211; Passive Products and Sensors</link:label>
    <link:label id="lab_lfus_ElectronicsSemiconductorMember_71C87FF76CD4F0B6E96FE14430E3948B_label_en-US" xlink:label="lab_lfus_ElectronicsSemiconductorMember_71C87FF76CD4F0B6E96FE14430E3948B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Electronics - Semiconductor [Member]</link:label>
    <link:label id="lab_lfus_ElectronicsSemiconductorMember_71C87FF76CD4F0B6E96FE14430E3948B_documentation_en-US" xlink:label="lab_lfus_ElectronicsSemiconductorMember_71C87FF76CD4F0B6E96FE14430E3948B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Represents the information pertaining to the electronics classified as semiconductor.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_ElectronicsSemiconductorMember" xlink:label="loc_lfus_ElectronicsSemiconductorMember_71C87FF76CD4F0B6E96FE14430E3948B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_ElectronicsSemiconductorMember_71C87FF76CD4F0B6E96FE14430E3948B" xlink:to="lab_lfus_ElectronicsSemiconductorMember_71C87FF76CD4F0B6E96FE14430E3948B" xlink:type="arc" />
    <link:label id="lab_lfus_PassengerCarProductsMember_6349787AE38748F7EFF3E14430E3547E_terseLabel_en-US" xlink:label="lab_lfus_PassengerCarProductsMember_6349787AE38748F7EFF3E14430E3547E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Passenger Car Products</link:label>
    <link:label id="lab_lfus_PassengerCarProductsMember_6349787AE38748F7EFF3E14430E3547E_label_en-US" xlink:label="lab_lfus_PassengerCarProductsMember_6349787AE38748F7EFF3E14430E3547E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Passenger Car Products [Member]</link:label>
    <link:label id="lab_lfus_PassengerCarProductsMember_6349787AE38748F7EFF3E14430E3547E_documentation_en-US" xlink:label="lab_lfus_PassengerCarProductsMember_6349787AE38748F7EFF3E14430E3547E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Represents the information pertaining to the passenger car products.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_PassengerCarProductsMember" xlink:label="loc_lfus_PassengerCarProductsMember_6349787AE38748F7EFF3E14430E3547E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_PassengerCarProductsMember_6349787AE38748F7EFF3E14430E3547E" xlink:to="lab_lfus_PassengerCarProductsMember_6349787AE38748F7EFF3E14430E3547E" xlink:type="arc" />
    <link:label id="lab_lfus_AutomotiveSensorsMember_47256C5CD697FDB0E9E3E14430E4A9CB_terseLabel_en-US" xlink:label="lab_lfus_AutomotiveSensorsMember_47256C5CD697FDB0E9E3E14430E4A9CB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Commercial Vehicle Products</link:label>
    <link:label id="lab_lfus_AutomotiveSensorsMember_47256C5CD697FDB0E9E3E14430E4A9CB_label_en-US" xlink:label="lab_lfus_AutomotiveSensorsMember_47256C5CD697FDB0E9E3E14430E4A9CB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Automotive Sensors [Member]</link:label>
    <link:label id="lab_lfus_AutomotiveSensorsMember_47256C5CD697FDB0E9E3E14430E4A9CB_documentation_en-US" xlink:label="lab_lfus_AutomotiveSensorsMember_47256C5CD697FDB0E9E3E14430E4A9CB" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Represents the information pertaining to automotive sensors.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_AutomotiveSensorsMember" xlink:label="loc_lfus_AutomotiveSensorsMember_47256C5CD697FDB0E9E3E14430E4A9CB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_AutomotiveSensorsMember_47256C5CD697FDB0E9E3E14430E4A9CB" xlink:to="lab_lfus_AutomotiveSensorsMember_47256C5CD697FDB0E9E3E14430E4A9CB" xlink:type="arc" />
    <link:label id="lab_lfus_CommercialVehicleProductsMember_94FA5F88EE2691A29E61E14430E4540E_terseLabel_en-US" xlink:label="lab_lfus_CommercialVehicleProductsMember_94FA5F88EE2691A29E61E14430E4540E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Automotive Sensors</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_CommercialVehicleProductsMember" xlink:label="loc_lfus_CommercialVehicleProductsMember_94FA5F88EE2691A29E61E14430E4540E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_CommercialVehicleProductsMember_94FA5F88EE2691A29E61E14430E4540E" xlink:to="lab_lfus_CommercialVehicleProductsMember_94FA5F88EE2691A29E61E14430E4540E" xlink:type="arc" />
    <link:label id="lab_lfus_IndustrialProductsMember_F4AC5AB0876916F29FCFE14430E47D50_terseLabel_en-US" xlink:label="lab_lfus_IndustrialProductsMember_F4AC5AB0876916F29FCFE14430E47D50" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Industrial Products</link:label>
    <link:label id="lab_lfus_IndustrialProductsMember_F4AC5AB0876916F29FCFE14430E47D50_label_en-US" xlink:label="lab_lfus_IndustrialProductsMember_F4AC5AB0876916F29FCFE14430E47D50" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Industrial Products [Member]</link:label>
    <link:label id="lab_lfus_IndustrialProductsMember_F4AC5AB0876916F29FCFE14430E47D50_documentation_en-US" xlink:label="lab_lfus_IndustrialProductsMember_F4AC5AB0876916F29FCFE14430E47D50" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Represents the information pertaining to the industrial products.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_IndustrialProductsMember" xlink:label="loc_lfus_IndustrialProductsMember_F4AC5AB0876916F29FCFE14430E47D50" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_IndustrialProductsMember_F4AC5AB0876916F29FCFE14430E47D50" xlink:to="lab_lfus_IndustrialProductsMember_F4AC5AB0876916F29FCFE14430E47D50" xlink:type="arc" />
    <link:label id="lab_us-gaap_DisaggregationOfRevenueLineItems_9D009AB25634ACE46ED5E14430E41183_terseLabel_en-US" xlink:label="lab_us-gaap_DisaggregationOfRevenueLineItems_9D009AB25634ACE46ED5E14430E41183" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Disaggregation of Revenue [Line Items]</link:label>
    <link:label id="lab_us-gaap_DisaggregationOfRevenueLineItems_9D009AB25634ACE46ED5E14430E41183_label_en-US" xlink:label="lab_us-gaap_DisaggregationOfRevenueLineItems_9D009AB25634ACE46ED5E14430E41183" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disaggregation of Revenue [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DisaggregationOfRevenueLineItems" xlink:label="loc_us-gaap_DisaggregationOfRevenueLineItems_9D009AB25634ACE46ED5E14430E41183" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_9D009AB25634ACE46ED5E14430E41183" xlink:to="lab_us-gaap_DisaggregationOfRevenueLineItems_9D009AB25634ACE46ED5E14430E41183" xlink:type="arc" />
    <link:label id="lab_us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax_C7154C7038C42A9C15C4E14430E410AD_netLabel_en-US" xlink:label="lab_us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax_C7154C7038C42A9C15C4E14430E410AD" xlink:role="http://www.xbrl.org/2009/role/netLabel" xlink:type="resource" xml:lang="en-US">Net sales</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax_C7154C7038C42A9C15C4E14430E410AD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax_C7154C7038C42A9C15C4E14430E410AD" xlink:to="lab_us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax_C7154C7038C42A9C15C4E14430E410AD" xlink:type="arc" />
    <link:label id="lab_us-gaap_PensionPlansDefinedBenefitMember_0AE7B34FF567E1FE04E035D75BF6D2AC_terseLabel_en-US" xlink:label="lab_us-gaap_PensionPlansDefinedBenefitMember_0AE7B34FF567E1FE04E035D75BF6D2AC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Pension Plan</link:label>
    <link:label id="lab_us-gaap_PensionPlansDefinedBenefitMember_0AE7B34FF567E1FE04E035D75BF6D2AC_label_en-US" xlink:label="lab_us-gaap_PensionPlansDefinedBenefitMember_0AE7B34FF567E1FE04E035D75BF6D2AC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Pension Plan [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PensionPlansDefinedBenefitMember" xlink:label="loc_us-gaap_PensionPlansDefinedBenefitMember_0AE7B34FF567E1FE04E035D75BF6D2AC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PensionPlansDefinedBenefitMember_0AE7B34FF567E1FE04E035D75BF6D2AC" xlink:to="lab_us-gaap_PensionPlansDefinedBenefitMember_0AE7B34FF567E1FE04E035D75BF6D2AC" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanChangeInBenefitObligationRollForward_B03071F5CF659CC016D535D75BF788C8_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanChangeInBenefitObligationRollForward_B03071F5CF659CC016D535D75BF788C8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Change in benefit obligation:</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanChangeInBenefitObligationRollForward_B03071F5CF659CC016D535D75BF788C8_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanChangeInBenefitObligationRollForward_B03071F5CF659CC016D535D75BF788C8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Change in Benefit Obligation [Roll Forward]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanChangeInBenefitObligationRollForward" xlink:label="loc_us-gaap_DefinedBenefitPlanChangeInBenefitObligationRollForward_B03071F5CF659CC016D535D75BF788C8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanChangeInBenefitObligationRollForward_B03071F5CF659CC016D535D75BF788C8" xlink:to="lab_us-gaap_DefinedBenefitPlanChangeInBenefitObligationRollForward_B03071F5CF659CC016D535D75BF788C8" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanBenefitObligation_3D724136FEBBF4FDD71635D75BF7F575_periodStartLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanBenefitObligation_3D724136FEBBF4FDD71635D75BF7F575" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Benefit obligation at beginning of year</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanBenefitObligation" xlink:label="loc_us-gaap_DefinedBenefitPlanBenefitObligation_3D724136FEBBF4FDD71635D75BF7F575" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanBenefitObligation_3D724136FEBBF4FDD71635D75BF7F575" xlink:to="lab_us-gaap_DefinedBenefitPlanBenefitObligation_3D724136FEBBF4FDD71635D75BF7F575" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanActuarialGainLoss_45A26A2AE1E59137444235D75BF77DFD_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanActuarialGainLoss_45A26A2AE1E59137444235D75BF77DFD" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Net actuarial gain/(loss)</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanActuarialGainLoss_45A26A2AE1E59137444235D75BF77DFD_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanActuarialGainLoss_45A26A2AE1E59137444235D75BF77DFD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Benefit Obligation, Actuarial Gain (Loss)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanActuarialGainLoss" xlink:label="loc_us-gaap_DefinedBenefitPlanActuarialGainLoss_45A26A2AE1E59137444235D75BF77DFD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanActuarialGainLoss_45A26A2AE1E59137444235D75BF77DFD" xlink:to="lab_us-gaap_DefinedBenefitPlanActuarialGainLoss_45A26A2AE1E59137444235D75BF77DFD" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanBenefitObligationBenefitsPaid_8A7A8FF31080111C8AD935D75BF846B5_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanBenefitObligationBenefitsPaid_8A7A8FF31080111C8AD935D75BF846B5" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Benefits paid from the trust</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanBenefitObligationBenefitsPaid_8A7A8FF31080111C8AD935D75BF846B5_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanBenefitObligationBenefitsPaid_8A7A8FF31080111C8AD935D75BF846B5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Benefit Obligation, Benefits Paid</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanBenefitObligationBenefitsPaid" xlink:label="loc_us-gaap_DefinedBenefitPlanBenefitObligationBenefitsPaid_8A7A8FF31080111C8AD935D75BF846B5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanBenefitObligationBenefitsPaid_8A7A8FF31080111C8AD935D75BF846B5" xlink:to="lab_us-gaap_DefinedBenefitPlanBenefitObligationBenefitsPaid_8A7A8FF31080111C8AD935D75BF846B5" xlink:type="arc" />
    <link:label id="lab_lfus_DefinedBenefitPlanBenefitsPaidDirectlyByCompany_740D374C2704C6671DD435D75BF8520C_negatedTerseLabel_en-US" xlink:label="lab_lfus_DefinedBenefitPlanBenefitsPaidDirectlyByCompany_740D374C2704C6671DD435D75BF8520C" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Benefits paid directly by the Company</link:label>
    <link:label id="lab_lfus_DefinedBenefitPlanBenefitsPaidDirectlyByCompany_740D374C2704C6671DD435D75BF8520C_label_en-US" xlink:label="lab_lfus_DefinedBenefitPlanBenefitsPaidDirectlyByCompany_740D374C2704C6671DD435D75BF8520C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">lfus_DefinedBenefitPlanBenefitsPaidDirectlyByCompany</link:label>
    <link:label id="lab_lfus_DefinedBenefitPlanBenefitsPaidDirectlyByCompany_740D374C2704C6671DD435D75BF8520C_documentation_en-US" xlink:label="lab_lfus_DefinedBenefitPlanBenefitsPaidDirectlyByCompany_740D374C2704C6671DD435D75BF8520C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">The amount of benefits paid directly by the company for a defined benefit plan.</link:label>
    <link:loc xlink:href="lfus-20191228.xsd#lfus_DefinedBenefitPlanBenefitsPaidDirectlyByCompany" xlink:label="loc_lfus_DefinedBenefitPlanBenefitsPaidDirectlyByCompany_740D374C2704C6671DD435D75BF8520C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lfus_DefinedBenefitPlanBenefitsPaidDirectlyByCompany_740D374C2704C6671DD435D75BF8520C" xlink:to="lab_lfus_DefinedBenefitPlanBenefitsPaidDirectlyByCompany_740D374C2704C6671DD435D75BF8520C" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanBenefitObligationPaymentForSettlement_602D622D1C992DF51A3A35D75BF84B41_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanBenefitObligationPaymentForSettlement_602D622D1C992DF51A3A35D75BF84B41" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Settlements</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanBenefitObligationPaymentForSettlement_602D622D1C992DF51A3A35D75BF84B41_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanBenefitObligationPaymentForSettlement_602D622D1C992DF51A3A35D75BF84B41" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Benefit Obligation, Payment for Settlement</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanBenefitObligationPaymentForSettlement" xlink:label="loc_us-gaap_DefinedBenefitPlanBenefitObligationPaymentForSettlement_602D622D1C992DF51A3A35D75BF84B41" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanBenefitObligationPaymentForSettlement_602D622D1C992DF51A3A35D75BF84B41" xlink:to="lab_us-gaap_DefinedBenefitPlanBenefitObligationPaymentForSettlement_602D622D1C992DF51A3A35D75BF84B41" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanBusinessCombinationsAndAcquisitionsBenefitObligation_75CBBF69C9F1CA2FCF1935D75BF8BACD_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanBusinessCombinationsAndAcquisitionsBenefitObligation_75CBBF69C9F1CA2FCF1935D75BF8BACD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Acquisitions</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanBusinessCombinationsAndAcquisitionsBenefitObligation_75CBBF69C9F1CA2FCF1935D75BF8BACD_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanBusinessCombinationsAndAcquisitionsBenefitObligation_75CBBF69C9F1CA2FCF1935D75BF8BACD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Benefit Obligation, Business Combination</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanBusinessCombinationsAndAcquisitionsBenefitObligation" xlink:label="loc_us-gaap_DefinedBenefitPlanBusinessCombinationsAndAcquisitionsBenefitObligation_75CBBF69C9F1CA2FCF1935D75BF8BACD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanBusinessCombinationsAndAcquisitionsBenefitObligation_75CBBF69C9F1CA2FCF1935D75BF8BACD" xlink:to="lab_us-gaap_DefinedBenefitPlanBusinessCombinationsAndAcquisitionsBenefitObligation_75CBBF69C9F1CA2FCF1935D75BF8BACD" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanForeignCurrencyExchangeRateChangesBenefitObligation_6F0B4A014930634B1BBF35D75BF8ECA2_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanForeignCurrencyExchangeRateChangesBenefitObligation_6F0B4A014930634B1BBF35D75BF8ECA2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Effect of exchange rate movements</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanForeignCurrencyExchangeRateChangesBenefitObligation_6F0B4A014930634B1BBF35D75BF8ECA2_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanForeignCurrencyExchangeRateChangesBenefitObligation_6F0B4A014930634B1BBF35D75BF8ECA2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Benefit Obligation, Foreign Currency Translation Gain (Loss)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanForeignCurrencyExchangeRateChangesBenefitObligation" xlink:label="loc_us-gaap_DefinedBenefitPlanForeignCurrencyExchangeRateChangesBenefitObligation_6F0B4A014930634B1BBF35D75BF8ECA2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanForeignCurrencyExchangeRateChangesBenefitObligation_6F0B4A014930634B1BBF35D75BF8ECA2" xlink:to="lab_us-gaap_DefinedBenefitPlanForeignCurrencyExchangeRateChangesBenefitObligation_6F0B4A014930634B1BBF35D75BF8ECA2" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanOtherChanges_D3A2ECFBDF71F6209BB635D75BF8BD44_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanOtherChanges_D3A2ECFBDF71F6209BB635D75BF8BD44" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Plan amendment and other</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanOtherChanges_D3A2ECFBDF71F6209BB635D75BF8BD44_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanOtherChanges_D3A2ECFBDF71F6209BB635D75BF8BD44" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Benefit Obligation, Increase (Decrease) for Other Change</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanOtherChanges" xlink:label="loc_us-gaap_DefinedBenefitPlanOtherChanges_D3A2ECFBDF71F6209BB635D75BF8BD44" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanOtherChanges_D3A2ECFBDF71F6209BB635D75BF8BD44" xlink:to="lab_us-gaap_DefinedBenefitPlanOtherChanges_D3A2ECFBDF71F6209BB635D75BF8BD44" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanBenefitObligation_BDA943DABCE5005DE3B735D75BF95DC2_periodEndLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanBenefitObligation_BDA943DABCE5005DE3B735D75BF95DC2" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">Benefit obligation at end of year</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanBenefitObligation" xlink:label="loc_us-gaap_DefinedBenefitPlanBenefitObligation_BDA943DABCE5005DE3B735D75BF95DC2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanBenefitObligation_BDA943DABCE5005DE3B735D75BF95DC2" xlink:to="lab_us-gaap_DefinedBenefitPlanBenefitObligation_BDA943DABCE5005DE3B735D75BF95DC2" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanChangeInFairValueOfPlanAssetsRollForward_139A24056ADA61440E6D35D75BF9E53B_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanChangeInFairValueOfPlanAssetsRollForward_139A24056ADA61440E6D35D75BF9E53B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Change in plan assets at fair value:</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanChangeInFairValueOfPlanAssetsRollForward_139A24056ADA61440E6D35D75BF9E53B_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanChangeInFairValueOfPlanAssetsRollForward_139A24056ADA61440E6D35D75BF9E53B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanChangeInFairValueOfPlanAssetsRollForward" xlink:label="loc_us-gaap_DefinedBenefitPlanChangeInFairValueOfPlanAssetsRollForward_139A24056ADA61440E6D35D75BF9E53B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanChangeInFairValueOfPlanAssetsRollForward_139A24056ADA61440E6D35D75BF9E53B" xlink:to="lab_us-gaap_DefinedBenefitPlanChangeInFairValueOfPlanAssetsRollForward_139A24056ADA61440E6D35D75BF9E53B" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets_30AEF976A3DBAC73C4C235D75BF9C87B_periodStartLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets_30AEF976A3DBAC73C4C235D75BF9C87B" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Fair value of plan assets at beginning of year</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanFairValueOfPlanAssets" xlink:label="loc_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets_30AEF976A3DBAC73C4C235D75BF9C87B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets_30AEF976A3DBAC73C4C235D75BF9C87B" xlink:to="lab_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets_30AEF976A3DBAC73C4C235D75BF9C87B" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanActualReturnOnPlanAssets_1644B3759D9B4D0D98C735D75BF987C9_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanActualReturnOnPlanAssets_1644B3759D9B4D0D98C735D75BF987C9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Actual return on plan assets</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanActualReturnOnPlanAssets_1644B3759D9B4D0D98C735D75BF987C9_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanActualReturnOnPlanAssets_1644B3759D9B4D0D98C735D75BF987C9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Plan Assets, Increase (Decrease) for Actual Return (Loss)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanActualReturnOnPlanAssets" xlink:label="loc_us-gaap_DefinedBenefitPlanActualReturnOnPlanAssets_1644B3759D9B4D0D98C735D75BF987C9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanActualReturnOnPlanAssets_1644B3759D9B4D0D98C735D75BF987C9" xlink:to="lab_us-gaap_DefinedBenefitPlanActualReturnOnPlanAssets_1644B3759D9B4D0D98C735D75BF987C9" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanContributionsByEmployer_3C8ABC98137150C83A7E35D75BF90926_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanContributionsByEmployer_3C8ABC98137150C83A7E35D75BF90926" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Employer contributions</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanContributionsByEmployer_3C8ABC98137150C83A7E35D75BF90926_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanContributionsByEmployer_3C8ABC98137150C83A7E35D75BF90926" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Plan Assets, Contributions by Employer</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanContributionsByEmployer" xlink:label="loc_us-gaap_DefinedBenefitPlanContributionsByEmployer_3C8ABC98137150C83A7E35D75BF90926" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanContributionsByEmployer_3C8ABC98137150C83A7E35D75BF90926" xlink:to="lab_us-gaap_DefinedBenefitPlanContributionsByEmployer_3C8ABC98137150C83A7E35D75BF90926" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanPlanAssetsBenefitsPaid_CE93C295F97034F304AE35D75BFAAF56_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanPlanAssetsBenefitsPaid_CE93C295F97034F304AE35D75BFAAF56" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Benefits paid</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanPlanAssetsBenefitsPaid_CE93C295F97034F304AE35D75BFAAF56_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanPlanAssetsBenefitsPaid_CE93C295F97034F304AE35D75BFAAF56" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Plan Assets, Benefits Paid</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanPlanAssetsBenefitsPaid" xlink:label="loc_us-gaap_DefinedBenefitPlanPlanAssetsBenefitsPaid_CE93C295F97034F304AE35D75BFAAF56" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanPlanAssetsBenefitsPaid_CE93C295F97034F304AE35D75BFAAF56" xlink:to="lab_us-gaap_DefinedBenefitPlanPlanAssetsBenefitsPaid_CE93C295F97034F304AE35D75BFAAF56" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanSettlementsPlanAssets_543713196CC056D7DF1035D75BFA8683_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanSettlementsPlanAssets_543713196CC056D7DF1035D75BFA8683" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Settlements</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanSettlementsPlanAssets_543713196CC056D7DF1035D75BFA8683_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanSettlementsPlanAssets_543713196CC056D7DF1035D75BFA8683" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Plan Assets, Payment for Settlement</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanSettlementsPlanAssets" xlink:label="loc_us-gaap_DefinedBenefitPlanSettlementsPlanAssets_543713196CC056D7DF1035D75BFA8683" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanSettlementsPlanAssets_543713196CC056D7DF1035D75BFA8683" xlink:to="lab_us-gaap_DefinedBenefitPlanSettlementsPlanAssets_543713196CC056D7DF1035D75BFA8683" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanBusinessCombinationsAndAcquisitionsPlanAssets_4375E0D203CCCF578BFA35D75BFA95D5_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanBusinessCombinationsAndAcquisitionsPlanAssets_4375E0D203CCCF578BFA35D75BFA95D5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Acquisitions</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanBusinessCombinationsAndAcquisitionsPlanAssets_4375E0D203CCCF578BFA35D75BFA95D5_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanBusinessCombinationsAndAcquisitionsPlanAssets_4375E0D203CCCF578BFA35D75BFA95D5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Plan Assets, Business Combination</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanBusinessCombinationsAndAcquisitionsPlanAssets" xlink:label="loc_us-gaap_DefinedBenefitPlanBusinessCombinationsAndAcquisitionsPlanAssets_4375E0D203CCCF578BFA35D75BFA95D5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanBusinessCombinationsAndAcquisitionsPlanAssets_4375E0D203CCCF578BFA35D75BFA95D5" xlink:to="lab_us-gaap_DefinedBenefitPlanBusinessCombinationsAndAcquisitionsPlanAssets_4375E0D203CCCF578BFA35D75BFA95D5" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanPlanAssetsForeignCurrencyTranslationGainLoss_D484336224290BFDEE0135D75BFAADF6_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanPlanAssetsForeignCurrencyTranslationGainLoss_D484336224290BFDEE0135D75BFAADF6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Effect of exchange rate movements</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanPlanAssetsForeignCurrencyTranslationGainLoss_D484336224290BFDEE0135D75BFAADF6_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanPlanAssetsForeignCurrencyTranslationGainLoss_D484336224290BFDEE0135D75BFAADF6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Plan Assets, Foreign Currency Translation Gain (Loss)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanPlanAssetsForeignCurrencyTranslationGainLoss" xlink:label="loc_us-gaap_DefinedBenefitPlanPlanAssetsForeignCurrencyTranslationGainLoss_D484336224290BFDEE0135D75BFAADF6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanPlanAssetsForeignCurrencyTranslationGainLoss_D484336224290BFDEE0135D75BFAADF6" xlink:to="lab_us-gaap_DefinedBenefitPlanPlanAssetsForeignCurrencyTranslationGainLoss_D484336224290BFDEE0135D75BFAADF6" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets_65C1C2C080CB6396F3F935D75BFAB4F6_periodEndLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets_65C1C2C080CB6396F3F935D75BFAB4F6" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">Fair value of plan assets at end of year</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanFairValueOfPlanAssets" xlink:label="loc_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets_65C1C2C080CB6396F3F935D75BFAB4F6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets_65C1C2C080CB6396F3F935D75BFAB4F6" xlink:to="lab_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets_65C1C2C080CB6396F3F935D75BFAB4F6" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanFundedStatusOfPlan_EA05FBC10BDAA9EF3D3835D75BFA68A9_totalLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanFundedStatusOfPlan_EA05FBC10BDAA9EF3D3835D75BFA68A9" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Net amount unfunded status</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanFundedStatusOfPlan_EA05FBC10BDAA9EF3D3835D75BFA68A9_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanFundedStatusOfPlan_EA05FBC10BDAA9EF3D3835D75BFA68A9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Funded (Unfunded) Status of Plan</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanFundedStatusOfPlan" xlink:label="loc_us-gaap_DefinedBenefitPlanFundedStatusOfPlan_EA05FBC10BDAA9EF3D3835D75BFA68A9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanFundedStatusOfPlan_EA05FBC10BDAA9EF3D3835D75BFA68A9" xlink:to="lab_us-gaap_DefinedBenefitPlanFundedStatusOfPlan_EA05FBC10BDAA9EF3D3835D75BFA68A9" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanAmountsRecognizedInBalanceSheetAbstract_C19958EF0574A5BBC15035D75BFBC62E_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanAmountsRecognizedInBalanceSheetAbstract_C19958EF0574A5BBC15035D75BFBC62E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Amounts recognized in the Consolidated Balance Sheets consist of:</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanAmountsRecognizedInBalanceSheetAbstract_C19958EF0574A5BBC15035D75BFBC62E_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanAmountsRecognizedInBalanceSheetAbstract_C19958EF0574A5BBC15035D75BFBC62E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Amounts for Asset (Liability) Recognized in Statement of Financial Position [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanAmountsRecognizedInBalanceSheetAbstract" xlink:label="loc_us-gaap_DefinedBenefitPlanAmountsRecognizedInBalanceSheetAbstract_C19958EF0574A5BBC15035D75BFBC62E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanAmountsRecognizedInBalanceSheetAbstract_C19958EF0574A5BBC15035D75BFBC62E" xlink:to="lab_us-gaap_DefinedBenefitPlanAmountsRecognizedInBalanceSheetAbstract_C19958EF0574A5BBC15035D75BFBC62E" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent_D8FBBE76A004DE43D04435D75BFB4168_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent_D8FBBE76A004DE43D04435D75BFB4168" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Noncurrent assets</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent_D8FBBE76A004DE43D04435D75BFB4168_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent_D8FBBE76A004DE43D04435D75BFB4168" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Assets for Plan Benefits, Defined Benefit Plan</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent" xlink:label="loc_us-gaap_DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent_D8FBBE76A004DE43D04435D75BFB4168" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent_D8FBBE76A004DE43D04435D75BFB4168" xlink:to="lab_us-gaap_DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent_D8FBBE76A004DE43D04435D75BFB4168" xlink:type="arc" />
    <link:label id="lab_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities_2D104749286926EA734435D75BFB753D_negatedLabel_en-US" xlink:label="lab_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities_2D104749286926EA734435D75BFB753D" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Current benefit liability</link:label>
    <link:label id="lab_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities_2D104749286926EA734435D75BFB753D_label_en-US" xlink:label="lab_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities_2D104749286926EA734435D75BFB753D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Liability, Defined Benefit Plan, Current</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities" xlink:label="loc_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities_2D104749286926EA734435D75BFB753D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities_2D104749286926EA734435D75BFB753D" xlink:to="lab_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities_2D104749286926EA734435D75BFB753D" xlink:type="arc" />
    <link:label id="lab_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent_7CAB4DEA5F0881ECB8FC35D75BFBEED1_negatedLabel_en-US" xlink:label="lab_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent_7CAB4DEA5F0881ECB8FC35D75BFBEED1" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Noncurrent benefit liability</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent" xlink:label="loc_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent_7CAB4DEA5F0881ECB8FC35D75BFBEED1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent_7CAB4DEA5F0881ECB8FC35D75BFBEED1" xlink:to="lab_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent_7CAB4DEA5F0881ECB8FC35D75BFBEED1" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanAmountsRecognizedInBalanceSheet_5AFFCF63585044E9569435D75BFC8550_totalLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanAmountsRecognizedInBalanceSheet_5AFFCF63585044E9569435D75BFC8550" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Net liability recognized</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanAmountsRecognizedInBalanceSheet_5AFFCF63585044E9569435D75BFC8550_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanAmountsRecognizedInBalanceSheet_5AFFCF63585044E9569435D75BFC8550" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Amounts for Asset (Liability) Recognized in Statement of Financial Position</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanAmountsRecognizedInBalanceSheet" xlink:label="loc_us-gaap_DefinedBenefitPlanAmountsRecognizedInBalanceSheet_5AFFCF63585044E9569435D75BFC8550" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanAmountsRecognizedInBalanceSheet_5AFFCF63585044E9569435D75BFC8550" xlink:to="lab_us-gaap_DefinedBenefitPlanAmountsRecognizedInBalanceSheet_5AFFCF63585044E9569435D75BFC8550" xlink:type="arc" />
    <link:label id="lab_us-gaap_StockholdersEquityNoteDisclosureTextBlock_DE8F636E3D861A889066CD26AD4DDFEB_terseLabel_en-US" xlink:label="lab_us-gaap_StockholdersEquityNoteDisclosureTextBlock_DE8F636E3D861A889066CD26AD4DDFEB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Stock-Based Compensation</link:label>
    <link:label id="lab_us-gaap_StockholdersEquityNoteDisclosureTextBlock_DE8F636E3D861A889066CD26AD4DDFEB_label_en-US" xlink:label="lab_us-gaap_StockholdersEquityNoteDisclosureTextBlock_DE8F636E3D861A889066CD26AD4DDFEB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Stockholders' Equity Note Disclosure [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockholdersEquityNoteDisclosureTextBlock" xlink:label="loc_us-gaap_StockholdersEquityNoteDisclosureTextBlock_DE8F636E3D861A889066CD26AD4DDFEB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockholdersEquityNoteDisclosureTextBlock_DE8F636E3D861A889066CD26AD4DDFEB" xlink:to="lab_us-gaap_StockholdersEquityNoteDisclosureTextBlock_DE8F636E3D861A889066CD26AD4DDFEB" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueAssetsMeasuredOnRecurringBasisTextBlock_5F28B03BFD987AC4409AA7260E758FCC_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueAssetsMeasuredOnRecurringBasisTextBlock_5F28B03BFD987AC4409AA7260E758FCC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value, Assets Measured on Recurring Basis</link:label>
    <link:label id="lab_us-gaap_FairValueAssetsMeasuredOnRecurringBasisTextBlock_5F28B03BFD987AC4409AA7260E758FCC_label_en-US" xlink:label="lab_us-gaap_FairValueAssetsMeasuredOnRecurringBasisTextBlock_5F28B03BFD987AC4409AA7260E758FCC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Assets Measured on Recurring Basis [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisTextBlock" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisTextBlock_5F28B03BFD987AC4409AA7260E758FCC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisTextBlock_5F28B03BFD987AC4409AA7260E758FCC" xlink:to="lab_us-gaap_FairValueAssetsMeasuredOnRecurringBasisTextBlock_5F28B03BFD987AC4409AA7260E758FCC" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueByBalanceSheetGroupingTextBlock_8CDD786B0DD66174B9A2A7260E75EAA7_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueByBalanceSheetGroupingTextBlock_8CDD786B0DD66174B9A2A7260E75EAA7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value, by Balance Sheet Grouping</link:label>
    <link:label id="lab_us-gaap_FairValueByBalanceSheetGroupingTextBlock_8CDD786B0DD66174B9A2A7260E75EAA7_label_en-US" xlink:label="lab_us-gaap_FairValueByBalanceSheetGroupingTextBlock_8CDD786B0DD66174B9A2A7260E75EAA7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, by Balance Sheet Grouping [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueByBalanceSheetGroupingTextBlock" xlink:label="loc_us-gaap_FairValueByBalanceSheetGroupingTextBlock_8CDD786B0DD66174B9A2A7260E75EAA7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueByBalanceSheetGroupingTextBlock_8CDD786B0DD66174B9A2A7260E75EAA7" xlink:to="lab_us-gaap_FairValueByBalanceSheetGroupingTextBlock_8CDD786B0DD66174B9A2A7260E75EAA7" xlink:type="arc" />
    <link:label id="lab_us-gaap_RetirementPlanSponsorLocationAxis_B42D997EEB5D2D4571E8E67A1165D005_terseLabel_en-US" xlink:label="lab_us-gaap_RetirementPlanSponsorLocationAxis_B42D997EEB5D2D4571E8E67A1165D005" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Retirement Plan Sponsor Location [Axis]</link:label>
    <link:label id="lab_us-gaap_RetirementPlanSponsorLocationAxis_B42D997EEB5D2D4571E8E67A1165D005_label_en-US" xlink:label="lab_us-gaap_RetirementPlanSponsorLocationAxis_B42D997EEB5D2D4571E8E67A1165D005" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Retirement Plan Sponsor Location [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RetirementPlanSponsorLocationAxis" xlink:label="loc_us-gaap_RetirementPlanSponsorLocationAxis_B42D997EEB5D2D4571E8E67A1165D005" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RetirementPlanSponsorLocationAxis_B42D997EEB5D2D4571E8E67A1165D005" xlink:to="lab_us-gaap_RetirementPlanSponsorLocationAxis_B42D997EEB5D2D4571E8E67A1165D005" xlink:type="arc" />
    <link:label id="lab_us-gaap_RetirementPlanSponsorLocationDomain_15D46209A92BE683FE85E67A1165D31F_terseLabel_en-US" xlink:label="lab_us-gaap_RetirementPlanSponsorLocationDomain_15D46209A92BE683FE85E67A1165D31F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Retirement Plan Sponsor Location [Domain]</link:label>
    <link:label id="lab_us-gaap_RetirementPlanSponsorLocationDomain_15D46209A92BE683FE85E67A1165D31F_label_en-US" xlink:label="lab_us-gaap_RetirementPlanSponsorLocationDomain_15D46209A92BE683FE85E67A1165D31F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Retirement Plan Sponsor Location [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RetirementPlanSponsorLocationDomain" xlink:label="loc_us-gaap_RetirementPlanSponsorLocationDomain_15D46209A92BE683FE85E67A1165D31F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RetirementPlanSponsorLocationDomain_15D46209A92BE683FE85E67A1165D31F" xlink:to="lab_us-gaap_RetirementPlanSponsorLocationDomain_15D46209A92BE683FE85E67A1165D31F" xlink:type="arc" />
    <link:label id="lab_us-gaap_ForeignPlanMember_5D94DD572C59E494680FE67A1166C2F5_terseLabel_en-US" xlink:label="lab_us-gaap_ForeignPlanMember_5D94DD572C59E494680FE67A1166C2F5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Foreign Plan</link:label>
    <link:label id="lab_us-gaap_ForeignPlanMember_5D94DD572C59E494680FE67A1166C2F5_label_en-US" xlink:label="lab_us-gaap_ForeignPlanMember_5D94DD572C59E494680FE67A1166C2F5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Foreign Plan [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ForeignPlanMember" xlink:label="loc_us-gaap_ForeignPlanMember_5D94DD572C59E494680FE67A1166C2F5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ForeignPlanMember_5D94DD572C59E494680FE67A1166C2F5" xlink:to="lab_us-gaap_ForeignPlanMember_5D94DD572C59E494680FE67A1166C2F5" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostDiscountRate_1FA3769C32670E7C30AAE67A1166AABD_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostDiscountRate_1FA3769C32670E7C30AAE67A1166AABD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Discount rate</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostDiscountRate_1FA3769C32670E7C30AAE67A1166AABD_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostDiscountRate_1FA3769C32670E7C30AAE67A1166AABD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Discount Rate</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostDiscountRate" xlink:label="loc_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostDiscountRate_1FA3769C32670E7C30AAE67A1166AABD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostDiscountRate_1FA3769C32670E7C30AAE67A1166AABD" xlink:to="lab_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostDiscountRate_1FA3769C32670E7C30AAE67A1166AABD" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets_DB6DEF691A2DDCAB538AE67A1166D9B3_verboseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets_DB6DEF691A2DDCAB538AE67A1166D9B3" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Expected return on plan assets</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets_DB6DEF691A2DDCAB538AE67A1166D9B3_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets_DB6DEF691A2DDCAB538AE67A1166D9B3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Expected Long-term Rate of Return on Plan Assets</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets" xlink:label="loc_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets_DB6DEF691A2DDCAB538AE67A1166D9B3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets_DB6DEF691A2DDCAB538AE67A1166D9B3" xlink:to="lab_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets_DB6DEF691A2DDCAB538AE67A1166D9B3" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostRateOfCompensationIncrease_FBAE958C760339614969E67A1166551D_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostRateOfCompensationIncrease_FBAE958C760339614969E67A1166551D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Compensation increase rate</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostRateOfCompensationIncrease_FBAE958C760339614969E67A1166551D_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostRateOfCompensationIncrease_FBAE958C760339614969E67A1166551D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Rate of Compensation Increase</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostRateOfCompensationIncrease" xlink:label="loc_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostRateOfCompensationIncrease_FBAE958C760339614969E67A1166551D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostRateOfCompensationIncrease_FBAE958C760339614969E67A1166551D" xlink:to="lab_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostRateOfCompensationIncrease_FBAE958C760339614969E67A1166551D" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanAccumulatedBenefitObligation_8320344559E97B3AE240E67A1167FD73_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanAccumulatedBenefitObligation_8320344559E97B3AE240E67A1167FD73" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accumulated benefit obligation</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanAccumulatedBenefitObligation_8320344559E97B3AE240E67A1167FD73_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanAccumulatedBenefitObligation_8320344559E97B3AE240E67A1167FD73" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Accumulated Benefit Obligation</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanAccumulatedBenefitObligation" xlink:label="loc_us-gaap_DefinedBenefitPlanAccumulatedBenefitObligation_8320344559E97B3AE240E67A1167FD73" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanAccumulatedBenefitObligation_8320344559E97B3AE240E67A1167FD73" xlink:to="lab_us-gaap_DefinedBenefitPlanAccumulatedBenefitObligation_8320344559E97B3AE240E67A1167FD73" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate_51C90C91828FAC965210E67A116757CE_verboseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate_51C90C91828FAC965210E67A116757CE" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Discount rate</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate_51C90C91828FAC965210E67A116757CE_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate_51C90C91828FAC965210E67A116757CE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Discount Rate</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate" xlink:label="loc_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate_51C90C91828FAC965210E67A116757CE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate_51C90C91828FAC965210E67A116757CE" xlink:to="lab_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate_51C90C91828FAC965210E67A116757CE" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationRateOfCompensationIncrease_49D639718E19FA705B4AE67A1167BD61_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationRateOfCompensationIncrease_49D639718E19FA705B4AE67A1167BD61" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Compensation increase rate</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationRateOfCompensationIncrease_49D639718E19FA705B4AE67A1167BD61_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationRateOfCompensationIncrease_49D639718E19FA705B4AE67A1167BD61" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Rate of Compensation Increase</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationRateOfCompensationIncrease" xlink:label="loc_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationRateOfCompensationIncrease_49D639718E19FA705B4AE67A1167BD61" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationRateOfCompensationIncrease_49D639718E19FA705B4AE67A1167BD61" xlink:to="lab_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationRateOfCompensationIncrease_49D639718E19FA705B4AE67A1167BD61" xlink:type="arc" />
    <link:label id="lab_us-gaap_OperatingLeaseExpense_A5018FE1E4B48734242B45187558BF99_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeaseExpense_A5018FE1E4B48734242B45187558BF99" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Operating lease, rent expense</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseExpense" xlink:label="loc_us-gaap_OperatingLeaseExpense_A5018FE1E4B48734242B45187558BF99" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeaseExpense_A5018FE1E4B48734242B45187558BF99" xlink:to="lab_us-gaap_OperatingLeaseExpense_A5018FE1E4B48734242B45187558BF99" xlink:type="arc" />
    <link:label id="lab_us-gaap_LeaseAndRentalExpense_9F426881116192EC802B452DFDADC017_terseLabel_en-US" xlink:label="lab_us-gaap_LeaseAndRentalExpense_9F426881116192EC802B452DFDADC017" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Operating lease, rent expense</link:label>
    <link:label id="lab_us-gaap_LeaseAndRentalExpense_9F426881116192EC802B452DFDADC017_label_en-US" xlink:label="lab_us-gaap_LeaseAndRentalExpense_9F426881116192EC802B452DFDADC017" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Operating Leases, Rent Expense</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LeaseAndRentalExpense" xlink:label="loc_us-gaap_LeaseAndRentalExpense_9F426881116192EC802B452DFDADC017" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LeaseAndRentalExpense_9F426881116192EC802B452DFDADC017" xlink:to="lab_us-gaap_LeaseAndRentalExpense_9F426881116192EC802B452DFDADC017" xlink:type="arc" />
    <link:label id="lab_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_F88E675ABCD7C6B52726AA0BC2099B86_label_en-US" xlink:label="lab_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_F88E675ABCD7C6B52726AA0BC2099B86" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Statement of Comprehensive Income [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract" xlink:label="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_F88E675ABCD7C6B52726AA0BC2099B86" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_F88E675ABCD7C6B52726AA0BC2099B86" xlink:to="lab_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_F88E675ABCD7C6B52726AA0BC2099B86" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract_CD4D086D5D55BAB4285BAA0BC2090113_terseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract_CD4D086D5D55BAB4285BAA0BC2090113" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other comprehensive income (loss):</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract_CD4D086D5D55BAB4285BAA0BC2090113_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract_CD4D086D5D55BAB4285BAA0BC2090113" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract_CD4D086D5D55BAB4285BAA0BC2090113" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract_CD4D086D5D55BAB4285BAA0BC2090113" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract_CD4D086D5D55BAB4285BAA0BC2090113" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax_9028A0EEDAF8089034C0AA2B548DA880_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax_9028A0EEDAF8089034C0AA2B548DA880" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Pension and postemployment adjustments, net of tax</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax_9028A0EEDAF8089034C0AA2B548DA880_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax_9028A0EEDAF8089034C0AA2B548DA880" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), Reclassification Adjustment from AOCI, after Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax_9028A0EEDAF8089034C0AA2B548DA880" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax_9028A0EEDAF8089034C0AA2B548DA880" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax_9028A0EEDAF8089034C0AA2B548DA880" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_AA9DD6950B683F07EA5DAA0BC20AE816_terseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_AA9DD6950B683F07EA5DAA0BC20AE816" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Unrealized loss on investments</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_AA9DD6950B683F07EA5DAA0BC20AE816_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_AA9DD6950B683F07EA5DAA0BC20AE816" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), Securities, Available-for-Sale, Unrealized Holding Gain (Loss) Arising During Period, after Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_AA9DD6950B683F07EA5DAA0BC20AE816" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_AA9DD6950B683F07EA5DAA0BC20AE816" xlink:to="lab_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_AA9DD6950B683F07EA5DAA0BC20AE816" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent_75BBF6CDABEC3302B6A1AA0BC20A001E_terseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent_75BBF6CDABEC3302B6A1AA0BC20A001E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Foreign currency translation adjustments</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent_75BBF6CDABEC3302B6A1AA0BC20A001E_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent_75BBF6CDABEC3302B6A1AA0BC20A001E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Parent</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent" xlink:label="loc_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent_75BBF6CDABEC3302B6A1AA0BC20A001E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent_75BBF6CDABEC3302B6A1AA0BC20A001E" xlink:to="lab_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent_75BBF6CDABEC3302B6A1AA0BC20A001E" xlink:type="arc" />
    <link:label id="lab_us-gaap_ComprehensiveIncomeNetOfTax_330161EB4CB90489EF5AAA0BC20A7176_totalLabel_en-US" xlink:label="lab_us-gaap_ComprehensiveIncomeNetOfTax_330161EB4CB90489EF5AAA0BC20A7176" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Comprehensive income</link:label>
    <link:label id="lab_us-gaap_ComprehensiveIncomeNetOfTax_330161EB4CB90489EF5AAA0BC20A7176_label_en-US" xlink:label="lab_us-gaap_ComprehensiveIncomeNetOfTax_330161EB4CB90489EF5AAA0BC20A7176" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Comprehensive Income (Loss), Net of Tax, Attributable to Parent</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTax" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTax_330161EB4CB90489EF5AAA0BC20A7176" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_330161EB4CB90489EF5AAA0BC20A7176" xlink:to="lab_us-gaap_ComprehensiveIncomeNetOfTax_330161EB4CB90489EF5AAA0BC20A7176" xlink:type="arc" />
  </link:labelLink>
</link:linkbase>
