<SEC-DOCUMENT>0001209191-18-053189.txt : 20181002
<SEC-HEADER>0001209191-18-053189.hdr.sgml : 20181002
<ACCEPTANCE-DATETIME>20181002163613
ACCESSION NUMBER:		0001209191-18-053189
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20180928
FILED AS OF DATE:		20181002
DATE AS OF CHANGE:		20181002

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Long Jeffrey W.
		CENTRAL INDEX KEY:			0001635909

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-32253
		FILM NUMBER:		181101822

	MAIL ADDRESS:	
		STREET 1:		C/O ENERSYS
		STREET 2:		2366 BERNVILLE ROAD
		CITY:			READING
		STATE:			PA
		ZIP:			19605

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			EnerSys
		CENTRAL INDEX KEY:			0001289308
		STANDARD INDUSTRIAL CLASSIFICATION:	WHOLESALE-ELECTRICAL APPARATUS & EQUIPMENT, WIRING SUPPLIES [5063]
		IRS NUMBER:				233058564
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0331

	BUSINESS ADDRESS:	
		STREET 1:		2366 BERNVILLE ROAD
		CITY:			READING
		STATE:			PA
		ZIP:			19605
		BUSINESS PHONE:		(610) 208-1600

	MAIL ADDRESS:	
		STREET 1:		2366 BERNVILLE ROAD
		CITY:			READING
		STATE:			PA
		ZIP:			19605
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
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<DESCRIPTION>FORM 4 SUBMISSION
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            <rptOwnerState>PA</rptOwnerState>
            <rptOwnerZipCode>19605</rptOwnerZipCode>
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            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>President, Americas</officerTitle>
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                <value>Common Stock</value>
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                <sharesOwnedFollowingTransaction>
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                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By adult son</value>
                </natureOfOwnership>
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            <securityTitle>
                <value>Common Stock</value>
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            <ownershipNature>
                <directOrIndirectOwnership>
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                <natureOfOwnership>
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    <footnotes>
        <footnote id="F1">These shares were granted in the form of Restricted Stock Units (&quot;RSUs&quot;), in connection with the cash dividend paid on September 28, 2018 to stockholders of record as of September 14, 2018 (the &quot;Dividend&quot;), with respect to an aggregate of 855 vested RSUs granted to the reporting person on various dates under the EnerSys Voluntary Deferred Compensation Plan for Executives (the &quot;Plan&quot;), and adjusted for previously declared and paid cash dividends.  These RSUs are vested and payable concurrent with the underlying RSUs.</footnote>
        <footnote id="F2">This amount is reflective of an adjustment resulting from the overstated forfeiture of MSUs in connection with the May 15, 2018 vesting event and subsequent June 29, 2018 dividend payout.</footnote>
        <footnote id="F3">These shares were granted in the form of Market Share Units (&quot;MSUs&quot;), in connection with the Dividend, with respect to 390 vested MSUs granted to the reporting person under the Plan on May 12, 2012, and as adjusted for previously declared and paid cash dividends.  These MSUs are payable concurrent with the underlying MSUs.</footnote>
        <footnote id="F4">These shares were granted in the form of Market Share Units (&quot;MSUs&quot;), in connection with the Dividend, with respect to 10,948 MSUs granted to the reporting person on May 12, 2015, and adjusted for vesting on May 12, 2018 and previously declared and paid cash dividends. These MSUs will be payable concurrently with the underlying MSUs.</footnote>
        <footnote id="F5">These shares were granted in the form of Restricted Stock Units (&quot;RSUs&quot;), in connection with the Dividend, with respect to 1,736 unvested RSUs granted to the reporting person on May 16, 2016, and adjusted for previously declared and paid cash dividends. These RSUs will vest and are payable concurrent with the underlying RSUs.</footnote>
        <footnote id="F6">These shares were granted in the form of Performance Share Units (&quot;PSUs&quot;), in connection with the Dividend, with respect to 5,652 PSUs granted to the reporting person on May 16, 2016, and adjusted for previously declared and paid cash dividends. These PSUs will vest and are payable concurrent with the underlying PSUs.</footnote>
        <footnote id="F7">These shares were granted in the form of Restricted Stock Units (&quot;RSUs&quot;), in connection with the Dividend, with respect to 1,804 unvested RSUs granted to the reporting person on May 9, 2017, and adjusted for previously declared and paid cash dividends. These RSUs will vest and are payable concurrent with the underlying RSUs.</footnote>
        <footnote id="F8">These shares were granted in the form of Performance Share Units (&quot;PSUs&quot;), in connection with the Dividend, with respect to 3,783 PSUs granted to the reporting person on May 9, 2017, and adjusted for previously declared and paid cash dividends. These PSUs will vest and are payable concurrent with the underlying PSUs.</footnote>
        <footnote id="F9">These shares were granted in the form of Restricted Stock Units (&quot;RSUs&quot;), in connection with the Dividend, with respect to 2,661 RSUs granted to the reporting person on August 13, 2018. These RSUs will vest and are payable concurrent with the underlying RSUs.</footnote>
        <footnote id="F10">These shares were granted in the form of Performance Share Units (&quot;PSUs&quot;), in connection with the Dividend, with respect to 2,319 PSUs granted to the reporting person on August 13, 2018. These PSUs will vest and are payable concurrent with the underlying PSUs.</footnote>
        <footnote id="F11">These shares were granted in the form of Performance Share Units (&quot;PSUs&quot;), in connection with the Dividend, with respect to 2,921 PSUs granted to the reporting person on August 13, 2018. These PSUs will vest and are payable concurrent with the underlying PSUs.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Karen J. Yodis, by Power of Attorney</signatureName>
        <signatureDate>2018-10-02</signatureDate>
    </ownerSignature>
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</SEC-DOCUMENT>
