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<SEC-DOCUMENT>0001193125-06-093152.txt : 20060428
<SEC-HEADER>0001193125-06-093152.hdr.sgml : 20060428
<ACCEPTANCE-DATETIME>20060428171347
ACCESSION NUMBER:		0001193125-06-093152
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		7
CONFORMED PERIOD OF REPORT:	20060419
ITEM INFORMATION:		Other Events
ITEM INFORMATION:		Financial Statements and Exhibits
FILED AS OF DATE:		20060428
DATE AS OF CHANGE:		20060428

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			UNITED TECHNOLOGIES CORP /DE/
		CENTRAL INDEX KEY:			0000101829
		STANDARD INDUSTRIAL CLASSIFICATION:	AIRCRAFT ENGINES & ENGINE PARTS [3724]
		IRS NUMBER:				060570975
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		8-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-00812
		FILM NUMBER:		06791201

	BUSINESS ADDRESS:	
		STREET 1:		UNITED TECHNOLOGIES BLDG
		STREET 2:		ONE FINANCIAL PLZ
		CITY:			HARTFORD
		STATE:			CT
		ZIP:			06101
		BUSINESS PHONE:		8607287000

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	UNITED TECHNOLOGIES MICROELECTRONICS CENTER
		DATE OF NAME CHANGE:	19850825

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	UNITED TECHNOLOGIES CORP
		DATE OF NAME CHANGE:	19841205
</SEC-HEADER>
<DOCUMENT>
<TYPE>8-K
<SEQUENCE>1
<FILENAME>d8k.htm
<DESCRIPTION>FORM 8-K
<TEXT>
<HTML><HEAD>
<TITLE>Form 8-K</TITLE>
</HEAD>
 <BODY BGCOLOR="WHITE">
<HR SIZE="3" NOSHADE COLOR="#000000" ALIGN="left"> <P STYLE="margin-top:3px;margin-bottom:0px" ALIGN="center"><FONT FACE="Times New Roman" SIZE="5"><B>UNITED STATES </B></FONT></P> <P
STYLE="margin-top:0px;margin-bottom:0px" ALIGN="center"><FONT FACE="Times New Roman" SIZE="5"><B>SECURITIES AND EXCHANGE COMMISSION </B></FONT></P> <P STYLE="margin-top:0px;margin-bottom:0px" ALIGN="center"><FONT FACE="Times New Roman"
SIZE="3"><B>Washington, D.C. 20549 </B></FONT></P> <P STYLE="font-size:12px;margin-top:0px;margin-bottom:0px">&nbsp;</P><HR WIDTH="17%" SIZE="1" NOSHADE COLOR="#000000"> <P STYLE="margin-top:12px;margin-bottom:0px" ALIGN="center"><FONT
FACE="Times New Roman" SIZE="5"><B>FORM 8-K </B></FONT></P> <P STYLE="font-size:12px;margin-top:0px;margin-bottom:0px">&nbsp;</P><HR WIDTH="17%" SIZE="1" NOSHADE COLOR="#000000"> <P STYLE="margin-top:12px;margin-bottom:0px" ALIGN="center"><FONT
FACE="Times New Roman" SIZE="3"><B>CURRENT REPORT </B></FONT></P> <P STYLE="margin-top:0px;margin-bottom:0px" ALIGN="center"><FONT FACE="Times New Roman" SIZE="3"><B>Pursuant to Section&nbsp;13 or 15(d) of the </B></FONT></P> <P
STYLE="margin-top:0px;margin-bottom:0px" ALIGN="center"><FONT FACE="Times New Roman" SIZE="3"><B>Securities Exchange Act of 1934 </B></FONT></P> <P STYLE="margin-top:12px;margin-bottom:0px" ALIGN="center"><FONT FACE="Times New Roman"
SIZE="2"><B>Date of Report (Date of earliest event reported): April&nbsp;19, 2006 </B></FONT></P> <P STYLE="font-size:12px;margin-top:0px;margin-bottom:0px">&nbsp;</P><HR WIDTH="17%" SIZE="1" NOSHADE COLOR="#000000"> <P
STYLE="margin-top:12px;margin-bottom:0px" ALIGN="center"><FONT FACE="Times New Roman" SIZE="6"><B>UNITED TECHNOLOGIES CORPORATION </B></FONT></P> <P STYLE="margin-top:0px;margin-bottom:0px" ALIGN="center"><FONT FACE="Times New Roman"
SIZE="1"><B>(Exact name of registrant as specified in its charter) </B></FONT></P> <P STYLE="font-size:12px;margin-top:0px;margin-bottom:0px">&nbsp;</P><HR WIDTH="17%" SIZE="1" NOSHADE COLOR="#000000"> <P
STYLE="font-size:12px;margin-top:0px;margin-bottom:0px">&nbsp;</P>
<TABLE CELLSPACING="0" CELLPADDING="0" WIDTH="100%" BORDER="0" ALIGN="center">

<TR>
<TD WIDTH="34%"></TD>
<TD VALIGN="bottom" WIDTH="1%"></TD>
<TD WIDTH="32%"></TD>
<TD VALIGN="bottom" WIDTH="1%"></TD>
<TD WIDTH="32%"></TD></TR>
<TR>
<TD VALIGN="top" ALIGN="center"><FONT FACE="Times New Roman" SIZE="2"><B>Delaware</B></FONT></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD VALIGN="top" ALIGN="center"><FONT FACE="Times New Roman" SIZE="2"><B>1-812</B></FONT></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD VALIGN="top" ALIGN="center"><FONT FACE="Times New Roman" SIZE="2"><B>06-0570975</B></FONT></TD></TR>
<TR>
<TD VALIGN="top" ALIGN="center"> <P STYLE="margin-top:0px;margin-bottom:0px" ALIGN="center"><FONT FACE="Times New Roman" SIZE="1"><B>(State or other jurisdiction</B></FONT></P> <P STYLE="margin-top:0px;margin-bottom:1px" ALIGN="center"><FONT
FACE="Times New Roman" SIZE="1"><B>of incorporation)</B></FONT></P></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD VALIGN="top" ALIGN="center"><FONT FACE="Times New Roman" SIZE="1"><B>(Commission File Number)</B></FONT></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD VALIGN="top" ALIGN="center"> <P STYLE="margin-top:0px;margin-bottom:0px" ALIGN="center"><FONT FACE="Times New Roman" SIZE="1"><B>(I.R.S. Employer</B></FONT></P> <P STYLE="margin-top:0px;margin-bottom:1px" ALIGN="center"><FONT
FACE="Times New Roman" SIZE="1"><B>Identification No.)</B></FONT></P></TD></TR>
</TABLE> <P STYLE="margin-top:12px;margin-bottom:0px" ALIGN="center"><FONT FACE="Times New Roman" SIZE="2"><B>One Financial Plaza </B></FONT></P> <P STYLE="margin-top:0px;margin-bottom:0px"
ALIGN="center"><FONT FACE="Times New Roman" SIZE="2"><B>Hartford, Connecticut 06103 </B></FONT></P> <P STYLE="margin-top:0px;margin-bottom:0px" ALIGN="center"><FONT FACE="Times New Roman" SIZE="1"><B>(Address of principal executive offices,
including zip code) </B></FONT></P> <P STYLE="margin-top:12px;margin-bottom:0px" ALIGN="center"><FONT FACE="Times New Roman" SIZE="2"><B>Registrant&#146;s telephone number, including area code </B></FONT></P> <P
STYLE="margin-top:0px;margin-bottom:0px" ALIGN="center"><FONT FACE="Times New Roman" SIZE="2"><B>(860) 728-7000 </B></FONT></P> <P STYLE="margin-top:12px;margin-bottom:0px" ALIGN="center"><FONT FACE="Times New Roman" SIZE="2"><B>N/A </B></FONT></P>
<P STYLE="margin-top:0px;margin-bottom:0px" ALIGN="center"><FONT FACE="Times New Roman" SIZE="1"><B>(Former name or former address, if changed since last report) </B></FONT></P> <P
STYLE="font-size:12px;margin-top:0px;margin-bottom:0px">&nbsp;</P><HR WIDTH="17%" SIZE="1" NOSHADE COLOR="#000000"> <P STYLE="margin-top:12px;margin-bottom:0px"><FONT FACE="Times New Roman" SIZE="2">Check the appropriate box below if the Form 8-K
filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: </FONT></P> <P STYLE="font-size:12px;margin-top:0px;margin-bottom:0px">&nbsp;</P>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR>
<TD WIDTH="4%" VALIGN="top" ALIGN="left"><FONT FACE="Times New Roman" SIZE="2"></FONT><FONT FACE="WINGDINGS" SIZE="2" COLOR="#000000">&#168;</FONT><FONT FACE="Times New Roman" SIZE="2"></FONT></TD>
<TD ALIGN="left" VALIGN="top"><FONT FACE="Times New Roman" SIZE="2">Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) </FONT></TD></TR></TABLE> <P STYLE="font-size:12px;margin-top:0px;margin-bottom:0px">&nbsp;</P>

<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR>
<TD WIDTH="4%" VALIGN="top" ALIGN="left"><FONT FACE="Times New Roman" SIZE="2"></FONT><FONT FACE="WINGDINGS" SIZE="2" COLOR="#000000">&#168;</FONT><FONT FACE="Times New Roman" SIZE="2"></FONT></TD>
<TD ALIGN="left" VALIGN="top"><FONT FACE="Times New Roman" SIZE="2">Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) </FONT></TD></TR></TABLE> <P
STYLE="font-size:12px;margin-top:0px;margin-bottom:0px">&nbsp;</P>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR>
<TD WIDTH="4%" VALIGN="top" ALIGN="left"><FONT FACE="Times New Roman" SIZE="2"></FONT><FONT FACE="WINGDINGS" SIZE="2" COLOR="#000000">&#168;</FONT><FONT FACE="Times New Roman" SIZE="2"></FONT></TD>
<TD ALIGN="left" VALIGN="top"><FONT FACE="Times New Roman" SIZE="2">Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) </FONT></TD></TR></TABLE> <P
STYLE="font-size:12px;margin-top:0px;margin-bottom:0px">&nbsp;</P>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR>
<TD WIDTH="4%" VALIGN="top" ALIGN="left"><FONT FACE="Times New Roman" SIZE="2"></FONT><FONT FACE="WINGDINGS" SIZE="2" COLOR="#000000">&#168;</FONT><FONT FACE="Times New Roman" SIZE="2"></FONT></TD>
<TD ALIGN="left" VALIGN="top"><FONT FACE="Times New Roman" SIZE="2">Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) </FONT></TD></TR></TABLE> <P
STYLE="font-size:6px;margin-top:0px;margin-bottom:0px">&nbsp;</P><HR SIZE="3" NOSHADE COLOR="#000000" ALIGN="left">

<p Style='page-break-before:always'>
<HR  SIZE="3" COLOR="#999999" WIDTH="100%" ALIGN="CENTER">
 <P STYLE="margin-top:0px;margin-bottom:0px"><FONT FACE="Times New Roman" SIZE="2"><B>Section&nbsp;8&#151;Other Events </B></FONT></P> <P STYLE="margin-top:6px;margin-bottom:0px"><FONT
FACE="Times New Roman" SIZE="2"><B>Item&nbsp;8.01. Other Events </B></FONT></P> <P STYLE="margin-top:6px;margin-bottom:0px; text-indent:4%"><FONT FACE="Times New Roman" SIZE="2">Attached as Exhibit 100 to this report are the following materials from
United Technologies Corporation&#146;s press release on Form 8-K for the quarter ended March&nbsp;31, 2006, filed on April&nbsp;19, 2006, formatted in XBRL (Extensible Business Reporting Language): (i)&nbsp;Condensed Consolidated Statement of
Operations, (ii)&nbsp;Segment Revenues and Operating Profit, (iii)&nbsp;Consolidated Operating Profit &#150; Restructuring and Related Charges, (iv)&nbsp;Condensed Consolidated Balance Sheet, and (v)&nbsp;Condensed Statement of Cash Flows. Users of
this data are advised pursuant to Rule 401 of Regulation S-T that the information contained in the XBRL documents is unaudited and these are not the official publicly filed financial statements of United Technologies Corporation. The purpose of
submitting these XBRL formatted documents is to test the related format and technology and, as a result, investors should continue to rely on the official filed version of the furnished documents and not rely on this information in making investment
decisions. </FONT></P> <P STYLE="margin-top:12px;margin-bottom:0px; text-indent:4%"><FONT FACE="Times New Roman" SIZE="2">In accordance with Rule 402 of Regulation S-T, the information in this Current Report on Form 8-K, including Exhibit 100, shall
not be deemed to be &#147;filed&#148; for purposes of Section&nbsp;18 of the Securities Exchange Act of 1934, as amended (the &#147;Exchange Act&#148;), or otherwise subject to the liability of that section, and shall not be incorporated by
reference into any registration statement or other document filed under the Securities Act of 1933, as amended, or the Exchange Act, except as shall be expressly set forth by specific reference in such filing. </FONT></P> <P
STYLE="margin-top:18px;margin-bottom:0px"><FONT FACE="Times New Roman" SIZE="2"><B>Section&nbsp;9&#151;Financial Statements and Exhibits </B></FONT></P> <P STYLE="margin-top:6px;margin-bottom:0px"><FONT FACE="Times New Roman"
SIZE="2"><B>Item&nbsp;9.01. Financial Statements and Exhibits </B></FONT></P> <P STYLE="font-size:6px;margin-top:0px;margin-bottom:0px">&nbsp;</P>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR>
<TD WIDTH="4%"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD WIDTH="4%" VALIGN="top" ALIGN="left"><FONT FACE="Times New Roman" SIZE="2"><B>(d)</B></FONT></TD>
<TD ALIGN="left" VALIGN="top"><FONT FACE="Times New Roman" SIZE="2"><B>Exhibits. </B></FONT></TD></TR></TABLE> <P STYLE="margin-top:6px;margin-bottom:0px; margin-left:4%; text-indent:4%"><FONT FACE="Times New Roman" SIZE="2">The following exhibit is
included herewith: </FONT></P> <P STYLE="font-size:12px;margin-top:0px;margin-bottom:0px">&nbsp;</P>
<TABLE CELLSPACING="0" CELLPADDING="0" WIDTH="100%" BORDER="0" ALIGN="center">

<TR>
<TD WIDTH="5%"></TD>
<TD VALIGN="bottom" WIDTH="2%"></TD>
<TD WIDTH="93%"></TD></TR>
<TR>
<TD VALIGN="bottom"> <P STYLE="margin-top:0px;margin-bottom:0px"><FONT FACE="Times New Roman" SIZE="1"><B>Exhibit</B></FONT></P> <P STYLE="margin-right:0px;margin-top:0px;margin-bottom:1px;border-bottom:1px solid #000000"><FONT
FACE="Times New Roman" SIZE="1"><B>Number</B></FONT></P></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD VALIGN="bottom" STYLE="border-bottom:1px solid #000000"> <P STYLE="margin-top:0px;margin-bottom:0px"><FONT FACE="Times New Roman" SIZE="1"><B>Exhibit</B></FONT></P> <P STYLE="margin-top:0px;margin-bottom:1px"><FONT FACE="Times New Roman"
SIZE="1"><B>Description</B></FONT></P></TD></TR>
<TR>
<TD VALIGN="top"><FONT FACE="Times New Roman" SIZE="2">100</FONT></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD VALIGN="bottom"><FONT FACE="Times New Roman" SIZE="2">The following materials from United Technologies Corporation&#146;s press release on Form 8-K for the quarter ended March 31, 2006, filed on April 19, 2006, formatted in XBRL (Extensible
Business Reporting Language): (i) Condensed Consolidated Statement of Operations, (ii) Segment Revenues and Operating Profit, (iii) Consolidated Operating Profit &#150; Restructuring and Related Charges, (iv) Condensed Consolidated Balance Sheet,
and (v) Condensed Statement of Cash Flows.</FONT></TD></TR>
</TABLE>

<p Style='page-break-before:always'>
<HR  SIZE="3" COLOR="#999999" WIDTH="100%" ALIGN="CENTER">
 <P STYLE="margin-top:0px;margin-bottom:0px" ALIGN="center"><FONT FACE="Times New Roman" SIZE="2">SIGNATURES </FONT></P> <P STYLE="margin-top:12px;margin-bottom:0px; text-indent:4%"><FONT
FACE="Times New Roman" SIZE="2">Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. </FONT></P> <P
STYLE="font-size:12px;margin-top:0px;margin-bottom:0px">&nbsp;</P>
<TABLE CELLSPACING="0" CELLPADDING="0" WIDTH="100%" BORDER="0">

<TR>
<TD WIDTH="48%"></TD>
<TD VALIGN="bottom" WIDTH="1%"></TD>
<TD WIDTH="2%"></TD>
<TD VALIGN="bottom" WIDTH="1%"></TD>
<TD WIDTH="48%"></TD></TR>
<TR>
<TD VALIGN="top"></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD VALIGN="top" COLSPAN="3"><FONT FACE="Times New Roman" SIZE="2"><B>UNITED TECHNOLOGIES CORPORATION</B></FONT></TD></TR>
<TR>
<TD VALIGN="top"></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD VALIGN="top" COLSPAN="3"><FONT FACE="Times New Roman" SIZE="2"><B>(Registrant)</B></FONT></TD></TR>
<TR>
<TD HEIGHT="16"></TD>
<TD HEIGHT="16" COLSPAN="2"></TD>
<TD HEIGHT="16" COLSPAN="2"></TD></TR>
<TR>
<TD VALIGN="top"><FONT FACE="Times New Roman" SIZE="2">&nbsp;&nbsp;&nbsp;&nbsp;Date: April 28, 2006</FONT></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD VALIGN="top"><FONT FACE="Times New Roman" SIZE="2">By:</FONT></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD VALIGN="top"> <P STYLE="margin-bottom:1px;border-bottom:1px solid #000000"><FONT FACE="Times New Roman" SIZE="2">/s/ Gregory J. Hayes</FONT></P></TD></TR>
<TR>
<TD VALIGN="top"></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD VALIGN="top"></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD VALIGN="top"><FONT FACE="Times New Roman" SIZE="2">Gregory J. Hayes</FONT></TD></TR>
<TR>
<TD VALIGN="top"></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD VALIGN="top"></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD VALIGN="top"><FONT FACE="Times New Roman" SIZE="2">Vice President, Accounting and Control</FONT></TD></TR>
</TABLE>

<p Style='page-break-before:always'>
<HR  SIZE="3" COLOR="#999999" WIDTH="100%" ALIGN="CENTER">
 <P STYLE="margin-top:0px;margin-bottom:0px"><FONT FACE="Times New Roman" SIZE="2"><B>EXHIBIT INDEX </B></FONT></P> <P STYLE="font-size:12px;margin-top:0px;margin-bottom:0px">&nbsp;</P>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR>
<TD WIDTH="5%" VALIGN="top" ALIGN="left"><FONT FACE="Times New Roman" SIZE="2">100</FONT></TD>
<TD ALIGN="left" VALIGN="top"><FONT FACE="Times New Roman" SIZE="2">The following materials from United Technologies Corporation&#146;s press release on Form 8-K for the quarter ended March&nbsp;31, 2006, filed on April&nbsp;19, 2006, formatted in
XBRL (Extensible Business Reporting Language): (i)&nbsp;Condensed Consolidated Statement of Operations, (ii)&nbsp;Segment Revenues and Operating Profit, (iii)&nbsp;Consolidated Operating Profit-Restructuring and Related Charges, (iv)&nbsp;Condensed
Consolidated Balance Sheet, and (v)&nbsp;Condensed Statement of Cash Flows. </FONT></TD></TR></TABLE> <P STYLE="font-size:12px;margin-top:0px;margin-bottom:0px">&nbsp;</P>
<TABLE CELLSPACING="0" CELLPADDING="0" WIDTH="100%" BORDER="0" ALIGN="center">

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<TR>
<TD VALIGN="bottom"> <P STYLE="margin-top:0px;margin-bottom:0px"><FONT FACE="Times New Roman" SIZE="1"><B>Exhibit</B></FONT></P> <P STYLE="margin-right:0px;margin-top:0px;margin-bottom:1px;border-bottom:1px solid #000000"><FONT
FACE="Times New Roman" SIZE="1"><B>Number</B></FONT></P></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;&nbsp;</FONT></TD>
<TD VALIGN="bottom" STYLE="border-bottom:1px solid #000000"> <P STYLE="margin-top:0px;margin-bottom:1px"><FONT FACE="Times New Roman" SIZE="1"><B>Description</B></FONT></P></TD></TR>
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<TD VALIGN="top" NOWRAP><FONT FACE="Times New Roman" SIZE="2">EX-100.INS</FONT></TD>
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<TD VALIGN="top" NOWRAP><FONT FACE="Times New Roman" SIZE="2">EX-100.SCH</FONT></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;&nbsp;</FONT></TD>
<TD VALIGN="bottom"> <P STYLE="margin-top:0px;margin-bottom:0px"><FONT FACE="Times New Roman" SIZE="2">XBRL Taxonomy Extension Schema Document</FONT></P> <P STYLE="margin-top:0px;margin-bottom:1px"><FONT FACE="Times New Roman" SIZE="2">(File name:
utx-20060331.xsd)</FONT></P></TD></TR>
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<TD VALIGN="top" NOWRAP><FONT FACE="Times New Roman" SIZE="2">EX-100.PRE</FONT></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;&nbsp;</FONT></TD>
<TD VALIGN="bottom"> <P STYLE="margin-top:0px;margin-bottom:0px"><FONT FACE="Times New Roman" SIZE="2">XBRL Taxonomy Presentation Linkbase Document</FONT></P> <P STYLE="margin-top:0px;margin-bottom:1px"><FONT FACE="Times New Roman" SIZE="2">(File
name: utx-20060331_pre.xml)</FONT></P></TD></TR>
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<TD HEIGHT="8" COLSPAN="2"></TD></TR>
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<TD VALIGN="top" NOWRAP><FONT FACE="Times New Roman" SIZE="2">EX-100.LAB</FONT></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;&nbsp;</FONT></TD>
<TD VALIGN="bottom"> <P STYLE="margin-top:0px;margin-bottom:0px"><FONT FACE="Times New Roman" SIZE="2">XBRL Taxonomy Label Linkbase Document</FONT></P> <P STYLE="margin-top:0px;margin-bottom:1px"><FONT FACE="Times New Roman" SIZE="2">(File name:
utx-20060331_lab.xml)</FONT></P></TD></TR>
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<TD HEIGHT="8"></TD>
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<TD VALIGN="top" NOWRAP><FONT FACE="Times New Roman" SIZE="2">EX-100.CAL</FONT></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;&nbsp;</FONT></TD>
<TD VALIGN="bottom"> <P STYLE="margin-top:0px;margin-bottom:0px"><FONT FACE="Times New Roman" SIZE="2">XBRL Taxonomy Calculation Linkbase Document</FONT></P> <P STYLE="margin-top:0px;margin-bottom:1px"><FONT FACE="Times New Roman" SIZE="2">(File
name: utx-20060331_cal.xml)</FONT></P></TD></TR>
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<TD HEIGHT="8"></TD>
<TD HEIGHT="8" COLSPAN="2"></TD></TR>
<TR>
<TD VALIGN="top" NOWRAP><FONT FACE="Times New Roman" SIZE="2">EX-100.REF</FONT></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;&nbsp;</FONT></TD>
<TD VALIGN="bottom"> <P STYLE="margin-top:0px;margin-bottom:0px"><FONT FACE="Times New Roman" SIZE="2">XBRL Taxonomy Extension Reference Linkbase Document</FONT></P> <P STYLE="margin-top:0px;margin-bottom:1px"><FONT FACE="Times New Roman"
SIZE="2">(File name: utx-20060331_ref.xml)</FONT></P></TD></TR>
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<DOCUMENT>
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<DESCRIPTION>XBRL TAXONOMY EXTENSION SCHEMA
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<!-- Generated by Fujitsu XWand 7.0.0018 -->
<!--XBRL document created with Dragon Tag (TM) XBRL Enabler by Rivet Software version 1.5.0.16-->
<!--Based on XBRL 2.1-->
<!--Modified on: 2/1/2006 6:51:11 PM-->
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  <element name="RecognizedActuarialNetLoss" id="UTX_RecognizedActuarialNetLoss" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="NetSettlementCurtailmentLoss" id="UTX_NetSettlementCurtailmentLoss" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="TotalNetPeriodicPostretirementBenefitCost" id="UTX_TotalNetPeriodicPostretirementBenefitCost" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="ServiceCostPostretirement" id="UTX_ServiceCostPostretirement" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="InterestCostPostretirement" id="UTX_InterestCostPostretirement" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="ExpectedReturnOnPlanAssetsPostretirement" id="UTX_ExpectedReturnOnPlanAssetsPostretirement" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="AmortizationNetPeriodicBenefitCostsPostretirement" id="UTX_AmortizationNetPeriodicBenefitCostsPostretirement" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="RecognizedActuarialNetLossPostretirement" id="UTX_RecognizedActuarialNetLossPostretirement" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="NetSettlementCurtailmentLossPostretirement" id="UTX_NetSettlementCurtailmentLossPostretirement" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="RestructuringChargesRestructuringAccrualTotal" id="UTX_RestructuringChargesRestructuringAccrualTotal" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <element name="RestructuringChargesRestructuringAccrualSeverance" id="UTX_RestructuringChargesRestructuringAccrualSeverance" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <element name="RestructuringChargesRestructuringAccrualAssetWritedowns" id="UTX_RestructuringChargesRestructuringAccrualAssetWritedowns" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <element name="RestructuringAccrualFacilityExitLeaseTermCosts" id="UTX_RestructuringAccrualFacilityExitLeaseTermCosts" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <element name="RestructuringChargesNetPretaxRestructuringChargesTotal" id="UTX_RestructuringChargesNetPretaxRestructuringChargesTotal" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="RestructuringChargesNetPretaxRestructuringChargesSeverance" id="UTX_RestructuringChargesNetPretaxRestructuringChargesSeverance" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="RestructuringChargesNetPretaxRestructuringChargesAssetWritedowns" id="UTX_RestructuringChargesNetPretaxRestructuringChargesAssetWritedowns" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="RestructuringChargesNetPretaxRestructuringChargesFacilityExitLeaseTermCosts" id="UTX_RestructuringChargesNetPretaxRestructuringChargesFacilityExitLeaseTermCosts" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="RestructuringChargesUtilizationTotal" id="UTX_RestructuringChargesUtilizationTotal" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="RestructuringChargesUtilizationSeverance" id="UTX_RestructuringChargesUtilizationSeverance" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="RestructuringChargesUtilizationAssetWritedown" id="UTX_RestructuringChargesUtilizationAssetWritedown" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="RestructuringChargesUtilizationFacilityExitLeaseTerminationCosts" id="UTX_RestructuringChargesUtilizationFacilityExitLeaseTerminationCosts" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="RestructuringChargesExpectedCostsTotal" id="UTX_RestructuringChargesExpectedCostsTotal" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <element name="RestructuringChargesExpectedCostsSeverance" id="UTX_RestructuringChargesExpectedCostsSeverance" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <element name="RestructuringChargesExpectedCostsAssetWritedown" id="UTX_RestructuringChargesExpectedCostsAssetWritedown" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <element name="RestructuringChargesExpectedCostsFacilityExitLeaseTermination" id="UTX_RestructuringChargesExpectedCostsFacilityExitLeaseTermination" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <element name="RestructuringChargesRemainingExpectedCostsTotal" id="UTX_RestructuringChargesRemainingExpectedCostsTotal" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <element name="RestructuringChargesRemainingExpectedCostsSeverance" id="UTX_RestructuringChargesRemainingExpectedCostsSeverance" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <element name="RestructuringChargesRemainingExpectedCostsAssetWritedowns" id="UTX_RestructuringChargesRemainingExpectedCostsAssetWritedowns" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <element name="RestructuringChargesRemainingExpectedCostsFacilityExitLeaseTermination" id="UTX_RestructuringChargesRemainingExpectedCostsFacilityExitLeaseTermination" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <element name="TreasuryStockReissuedUnderEmployeePlans" id="UTX_TreasuryStockReissuedUnderEmployeePlans" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="TreasuryStockReissuedToPensionPlans" id="UTX_TreasuryStockReissuedToPensionPlans" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="CashDividendEsopCommonStock" id="UTX_CashDividendEsopCommonStock" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="GuaranteesReconciliationWarrantiesPerformanceGuaranteesIssued" id="UTX_GuaranteesReconciliationWarrantiesPerformanceGuaranteesIssued" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="WarrantyGuaranteeSettlementsMade" id="UTX_WarrantyGuaranteeSettlementsMade" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="GuaranteeReconciliationOtherProductWarrantyGuaranteeActivity" id="UTX_GuaranteeReconciliationOtherProductWarrantyGuaranteeActivity" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="OperatingProfitRatio" id="UTX_OperatingProfitRatio" type="xbrli:decimalItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="DescriptionCommercialBusinesses" id="UTX_DescriptionCommercialBusinesses" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="DescriptionAerospaceBusinesses" id="UTX_DescriptionAerospaceBusinesses" type="xbrli:normalizedStringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="LongTermDebtSeriesDisclosure" id="UTX_LongTermDebtSeriesDisclosure" substitutionGroup="xbrli:tuple" nillable="true">
    <complexType>
      <complexContent>
        <restriction base="anyType">
          <sequence>
            <element maxOccurs="unbounded" minOccurs="0" ref="UTX:LtDebtSeriesPrincipal"/>
            <element maxOccurs="unbounded" minOccurs="0" ref="UTX:LtDebtSeriesInterestRate"/>
            <element maxOccurs="unbounded" minOccurs="0" ref="UTX:LtDebtSeriesMaturity"/>
          </sequence>
          <attribute name="id" use="optional" type="ID"/>
        </restriction>
      </complexContent>
    </complexType>
  </element>
  <element name="LtDebtSeriesPrincipal" id="UTX_LtDebtSeriesPrincipal" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="LtDebtSeriesInterestRate" id="UTX_LtDebtSeriesInterestRate" type="xbrli:decimalItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="LtDebtSeriesMaturity" id="UTX_LtDebtSeriesMaturity" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="GrossIntangibleAssetPurchasedServiceContracts" id="UTX_GrossIntangibleAssetPurchasedServiceContracts" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <element name="CriticalAccountingEstimates" id="UTX_CriticalAccountingEstimates" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="FinitelivedPurchasedServiceContracts" id="UTX_FinitelivedPurchasedServiceContracts" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <element name="AccumulatedAmortizationIntangibleAssetsPurchasedServiceContracts" id="UTX_AccumulatedAmortizationIntangibleAssetsPurchasedServiceContracts" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <element name="AccumulatedAmortizationIntangibleAssetsPatentsTrademarks" id="UTX_AccumulatedAmortizationIntangibleAssetsPatentsTrademarks" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <element name="AccumulatedAmortizationIntangibleAssetsCustomerRelationships" id="UTX_AccumulatedAmortizationIntangibleAssetsCustomerRelationships" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <element name="AccumulatedAmortizationIntangibleAssetsOther" id="UTX_AccumulatedAmortizationIntangibleAssetsOther" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <element name="BusinessAcquisitionsGoodwillResultingFromBusinessCombinations" id="UTX_BusinessAcquisitionsGoodwillResultingFromBusinessCombinations" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="BusinessSegmentGoodwill" id="UTX_BusinessSegmentGoodwill" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <element name="BusinessAcquisitionsFxOnGoodwill" id="UTX_BusinessAcquisitionsFxOnGoodwill" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="BusinessAcquisitionsNetAssetsAcquired" id="UTX_BusinessAcquisitionsNetAssetsAcquired" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <element name="RevenueChangeRatio" id="UTX_RevenueChangeRatio" type="xbrli:decimalItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="CostsExpensesGrossMarginDiscussion" id="UTX_CostsExpensesGrossMarginDiscussion" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="GrossMarginToRevenueRatio" id="UTX_GrossMarginToRevenueRatio" type="xbrli:decimalItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="CostsExpensesGrossMargin" id="UTX_CostsExpensesGrossMargin" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="CostExpensesResearchDevelopment" id="UTX_CostExpensesResearchDevelopment" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="CostExpensesCompanyfundedResearchDevelopment" id="UTX_CostExpensesCompanyfundedResearchDevelopment" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="CostExpensesCustomerfundedResearchDevelopment" id="UTX_CostExpensesCustomerfundedResearchDevelopment" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="CostExpensesResearchDevelopmentCostsToRevenuesRatio" id="UTX_CostExpensesResearchDevelopmentCostsToRevenuesRatio" type="xbrli:decimalItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="CostsExpensesCustomerFundedResearchDevelopmentCostToRevenuesRatio" id="UTX_CostsExpensesCustomerFundedResearchDevelopmentCostToRevenuesRatio" type="xbrli:decimalItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="CostsExpensesCompanyFundedResearchDevelopmentCostToRevenuesRatio" id="UTX_CostsExpensesCompanyFundedResearchDevelopmentCostToRevenuesRatio" type="xbrli:decimalItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="CostExpensesResearchDevelopmentDiscussion" id="UTX_CostExpensesResearchDevelopmentDiscussion" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="CostExpensesSelllingGeneralAdministrativeDiscussion" id="UTX_CostExpensesSelllingGeneralAdministrativeDiscussion" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="CostsExpensesSellingGeneralAdministriveCostsToRevenueRatio" id="UTX_CostsExpensesSellingGeneralAdministriveCostsToRevenueRatio" type="xbrli:decimalItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="CostsExpensesInterestExpenseDiscussion" id="UTX_CostsExpensesInterestExpenseDiscussion" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="NetIncomeDiscussion" id="UTX_NetIncomeDiscussion" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="LiquidityDiscussionTotalDebt" id="UTX_LiquidityDiscussionTotalDebt" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <element name="LiquidityDiscussionNetDebt" id="UTX_LiquidityDiscussionNetDebt" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <element name="LiquidityDiscussionTotalCapitalization" id="UTX_LiquidityDiscussionTotalCapitalization" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <element name="LiquidityDiscussionNetCapitalization" id="UTX_LiquidityDiscussionNetCapitalization" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <element name="ControlsProceduresDiscussion" id="UTX_ControlsProceduresDiscussion" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="OtherInformation" id="UTX_OtherInformation" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration"/>
  <element name="LegalProceedings" id="UTX_LegalProceedings" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="UnregisteredSalesEquitySecuritiesUseProceeds" id="UTX_UnregisteredSalesEquitySecuritiesUseProceeds" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="StockRepurchase" id="UTX_StockRepurchase" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration"/>
  <element name="StockRepurchaseSharesRepurchased" id="UTX_StockRepurchaseSharesRepurchased" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="StockRepurchaseAveragePricePaidPerShare" id="UTX_StockRepurchaseAveragePricePaidPerShare" type="xbrli:decimalItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="StockRepurchaseSharesAsPubliclyAnnounced" id="UTX_StockRepurchaseSharesAsPubliclyAnnounced" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="StockRepurchaseMaximumNumberSharesThatMayYetBePurchased" id="UTX_StockRepurchaseMaximumNumberSharesThatMayYetBePurchased" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="Exhibits" id="UTX_Exhibits" substitutionGroup="xbrli:tuple" nillable="true">
    <complexType>
      <complexContent>
        <restriction base="anyType">
          <sequence>
            <element maxOccurs="unbounded" minOccurs="0" ref="UTX:ExhibitName"/>
            <element maxOccurs="unbounded" minOccurs="0" ref="UTX:ExhibitDescription"/>
          </sequence>
          <attribute name="id" use="optional" type="ID"/>
        </restriction>
      </complexContent>
    </complexType>
  </element>
  <element name="ExhibitName" id="UTX_ExhibitName" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="ExhibitDescription" id="UTX_ExhibitDescription" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="Signatures" id="UTX_Signatures" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration"/>
  <element name="SignatureStatement" id="UTX_SignatureStatement" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="Signatories" id="UTX_Signatories" substitutionGroup="xbrli:tuple" nillable="true">
    <complexType>
      <complexContent>
        <restriction base="anyType">
          <sequence>
            <element maxOccurs="unbounded" minOccurs="0" ref="UTX:SignatureDate"/>
            <element maxOccurs="unbounded" minOccurs="0" ref="UTX:SignatureSignature"/>
            <element maxOccurs="unbounded" minOccurs="0" ref="UTX:SignatureName"/>
            <element maxOccurs="unbounded" minOccurs="0" ref="UTX:SignatureTitle"/>
          </sequence>
          <attribute name="id" use="optional" type="ID"/>
        </restriction>
      </complexContent>
    </complexType>
  </element>
  <element name="SignatureDate" id="UTX_SignatureDate" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="SignatureSignature" id="UTX_SignatureSignature" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="SignatureName" id="UTX_SignatureName" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="SignatureTitle" id="UTX_SignatureTitle" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="ComputationRatioEarningsToFixedCharges" id="UTX_ComputationRatioEarningsToFixedCharges" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration"/>
  <element name="Exhibit12InterestCapitalized" id="UTX_Exhibit12InterestCapitalized" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="Exhibit12OnethirdRents" id="UTX_Exhibit12OnethirdRents" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="Exhibit12TotalFixedCharges" id="UTX_Exhibit12TotalFixedCharges" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="Exhibit12TotalEarnings" id="UTX_Exhibit12TotalEarnings" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="Exhibit12AmortizationInterestCapitalized" id="UTX_Exhibit12AmortizationInterestCapitalized" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="Exhibit12RatioEarningsToFixedCharges" id="UTX_Exhibit12RatioEarningsToFixedCharges" type="xbrli:decimalItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="IndependentAccountantReportIntro" id="UTX_IndependentAccountantReportIntro" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="IndependentAccountantConsent" id="UTX_IndependentAccountantConsent" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="Section1350Certifications" id="UTX_Section1350Certifications" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="PrincipalFinancialOfficerVicePresidentFinance" id="UTX_PrincipalFinancialOfficerVicePresidentFinance" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration"/>
  <element name="SignatureVicePresidentFinance" id="UTX_SignatureVicePresidentFinance" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="NameVicePresidentFinance" id="UTX_NameVicePresidentFinance" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="TitlepositionVicePresidentFinance" id="UTX_TitlepositionVicePresidentFinance" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="DateCertificationVicePresidentFinance" id="UTX_DateCertificationVicePresidentFinance" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="PrincipalFinancialOfficerVicePresidentAccountingControl" id="UTX_PrincipalFinancialOfficerVicePresidentAccountingControl" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration"/>
  <element name="SignatureVicePresidentAccountingControl" id="UTX_SignatureVicePresidentAccountingControl" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="NameVicePresidentAccountingControl" id="UTX_NameVicePresidentAccountingControl" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="TitlepositionVicePresidentAccountingControl" id="UTX_TitlepositionVicePresidentAccountingControl" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="DateCertificationVicePresidentAccountingControl" id="UTX_DateCertificationVicePresidentAccountingControl" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="AccountantsConsent" id="UTX_AccountantsConsent" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="LongtermDebtSeries2010" id="UTX_LongtermDebtSeries2010" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration"/>
  <element name="LtDebtSeries2010Principal" id="UTX_LtDebtSeries2010Principal" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="LongtermDebtSeries2015" id="UTX_LongtermDebtSeries2015" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration"/>
  <element name="LongtermDebtSeries2035" id="UTX_LongtermDebtSeries2035" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration"/>
  <element name="LtDebtSeries2015Principal" id="UTX_LtDebtSeries2015Principal" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="LtDebtSeries2035Principal" id="UTX_LtDebtSeries2035Principal" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="LtDebtSeries2010InterestRate" id="UTX_LtDebtSeries2010InterestRate" type="xbrli:decimalItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="LtDebtSeries2015InterestRate" id="UTX_LtDebtSeries2015InterestRate" type="xbrli:decimalItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="LtDebtSeries2035InterestRate" id="UTX_LtDebtSeries2035InterestRate" type="xbrli:decimalItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="LtDebtSeries2010MaturityDate" id="UTX_LtDebtSeries2010MaturityDate" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="LtDebtSeries2015MaturityDate" id="UTX_LtDebtSeries2015MaturityDate" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="LtDebtSeries2035MaturityDate" id="UTX_LtDebtSeries2035MaturityDate" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="ReportAccountants" id="UTX_ReportAccountants" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration"/>
  <element name="ReportAccountantsAccountantsInformation" id="UTX_ReportAccountantsAccountantsInformation" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration"/>
  <element name="AccountantsInformationName" id="UTX_AccountantsInformationName" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="AccountantsInformationSignature" id="UTX_AccountantsInformationSignature" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="AccountantsInformationAddress" id="UTX_AccountantsInformationAddress" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="AccountantsInformationAddressCity" id="UTX_AccountantsInformationAddressCity" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="AccountantsInformationAddressState" id="UTX_AccountantsInformationAddressState" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="ReportAccountantsReportInformation" id="UTX_ReportAccountantsReportInformation" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration"/>
  <element name="ReportInformationTitleReport" id="UTX_ReportInformationTitleReport" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="ReportInformationReportType" id="UTX_ReportInformationReportType" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="ReportInformationStatementsCovered" id="UTX_ReportInformationStatementsCovered" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="StatementsCoveredBalanceSheetDate" id="UTX_StatementsCoveredBalanceSheetDate" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="StatementsCoveredIncomeStatementPeriod" id="UTX_StatementsCoveredIncomeStatementPeriod" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="StatementsCoveredCashFlowsStatementPeriod" id="UTX_StatementsCoveredCashFlowsStatementPeriod" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="ReportInformationReportingMethod" id="UTX_ReportInformationReportingMethod" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="ReportInformationReportDate" id="UTX_ReportInformationReportDate" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="ReportInformationAccountingStandardsApplied" id="UTX_ReportInformationAccountingStandardsApplied" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="ReportInformationReportBody" id="UTX_ReportInformationReportBody" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="ReportInformationAddressee" id="UTX_ReportInformationAddressee" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="ExhibitIndex" id="UTX_ExhibitIndex" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration"/>
  <element name="ExhibitIndexExhibit12" id="UTX_ExhibitIndexExhibit12" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="ExhibitIndexExhibit15" id="UTX_ExhibitIndexExhibit15" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="ExhibitIndexExhibit31" id="UTX_ExhibitIndexExhibit31" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="ExhibitIndexExhibit32" id="UTX_ExhibitIndexExhibit32" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="SignatureCeo" id="UTX_SignatureCeo" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="SignatureCeoDate" id="UTX_SignatureCeoDate" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="SignatureCeoSignature" id="UTX_SignatureCeoSignature" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="SignatureCeoTitle" id="UTX_SignatureCeoTitle" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="SignatureVpFinance" id="UTX_SignatureVpFinance" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="SignatureVpAccountingControl" id="UTX_SignatureVpAccountingControl" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="SignatureGeneralCounsel" id="UTX_SignatureGeneralCounsel" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="SignatureVpFinanceDate" id="UTX_SignatureVpFinanceDate" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="SignatureVpAccountingControlDate" id="UTX_SignatureVpAccountingControlDate" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="SignatureGeneralCounselDate" id="UTX_SignatureGeneralCounselDate" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="SignatureVpFinanceSignature" id="UTX_SignatureVpFinanceSignature" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="SignatureVpAccountingControlSignature" id="UTX_SignatureVpAccountingControlSignature" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="SignatureGeneralCounselSignature" id="UTX_SignatureGeneralCounselSignature" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="SignatureVpFinanceTitle" id="UTX_SignatureVpFinanceTitle" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="SignatureVpAccountingControlTitle" id="UTX_SignatureVpAccountingControlTitle" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="SignatureGeneralCounselTitle" id="UTX_SignatureGeneralCounselTitle" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="PrincipalExecutiveOfficerCeo" id="UTX_PrincipalExecutiveOfficerCeo" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration"/>
  <element name="SignatureChiefExecutiveOfficer" id="UTX_SignatureChiefExecutiveOfficer" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="NameChiefExecutiveOfficer" id="UTX_NameChiefExecutiveOfficer" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="TitlepositionChiefExecutiveOfficer" id="UTX_TitlepositionChiefExecutiveOfficer" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="DateCertificationChiefExecutiveOfficer" id="UTX_DateCertificationChiefExecutiveOfficer" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="OperatingProfit_div_OperatingRevenue" id="UTX_OperatingProfit_div_OperatingRevenue" type="xbrli:decimalItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="TotalLiabilitiesAcquired" id="UTX_TotalLiabilitiesAcquired" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <element name="ProductWarrantyLiabilityBalance" id="UTX_ProductWarrantyLiabilityBalance" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <element name="SementRestructuringCharges" id="UTX_SementRestructuringCharges" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="DeferredTaxesMinorityInterest" id="UTX_DeferredTaxesMinorityInterest" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="SegmentRevenues" id="UTX_SegmentRevenues" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <element name="SegmentOperatingIncomeloss" id="UTX_SegmentOperatingIncomeloss" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
</schema>
</XBRL>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-100.CAL
<SEQUENCE>4
<FILENAME>utx-20060331_cal.xml
<DESCRIPTION>XBRL TAXONOMY EXTENSION CALCULATION LINKBASE
<TEXT>
<XBRL>
<?xml version="1.0" encoding="UTF-8"?>
<!-- Generated by Fujitsu XWand 7.0.0018 -->
<!--XBRL document created with Dragon Tag (TM) XBRL Enabler by Rivet Software version 1.5.0.16-->
<!--Based on XBRL 2.1-->
<!--Modified on: 2/1/2006 6:43:47 PM-->
<linkbase xmlns="http://www.xbrl.org/2003/linkbase" xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <roleRef roleURI="http://www.xbrl.org/us/fr/lr/role/CashFlowOperationsIndirect" xlink:type="simple" xlink:href="http://www.xbrl.org/us/fr/gaap/ci/2005-02-28/us-gaap-ci-2005-02-28.xsd#CashFlowOperationsIndirect"/>
  <roleRef roleURI="http://www.xbrl.org/us/fr/lr/role/IncomeStatement" xlink:type="simple" xlink:href="http://www.xbrl.org/us/fr/gaap/ci/2005-02-28/us-gaap-ci-2005-02-28.xsd#IncomeStatement"/>
  <roleRef roleURI="http://www.xbrl.org/us/fr/lr/role/StatementCashFlows" xlink:type="simple" xlink:href="http://www.xbrl.org/us/fr/gaap/ci/2005-02-28/us-gaap-ci-2005-02-28.xsd#StatementCashFlows"/>
  <roleRef roleURI="http://www.xbrl.org/us/fr/lr/role/StatementFinancialPosition" xlink:type="simple" xlink:href="http://www.xbrl.org/us/fr/gaap/ci/2005-02-28/us-gaap-ci-2005-02-28.xsd#StatementFinancialPosition"/>
  <roleRef roleURI="http://www.xbrl.org/us/fr/lr/role/TotalStockholdersEquityCalculation" xlink:type="simple" xlink:href="http://www.xbrl.org/us/fr/common/ptr/2005-02-28/usfr-ptr-2005-02-28.xsd#TotalStockholdersEquityCalculation"/>
  <calculationLink xlink:type="extended" xlink:role="http://www.xbrl.org/us/fr/lr/role/IncomeStatement">
    <loc xlink:type="locator" xlink:href="http://www.xbrl.org/us/fr/common/pte/2005-02-28/usfr-pte-2005-02-28.xsd#usfr-pte_NonOperatingIncomeExpense" xlink:label="usfr-pte_NonOperatingIncomeExpense"/>
    <loc xlink:type="locator" xlink:href="http://www.xbrl.org/us/fr/common/pte/2005-02-28/usfr-pte-2005-02-28.xsd#usfr-pte_InterestIncomeExpenseNet" xlink:label="usfr-pte_InterestIncomeExpenseNet"/>
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="usfr-pte_NonOperatingIncomeExpense" xlink:to="usfr-pte_InterestIncomeExpenseNet" use="prohibited" priority="1" order="1.0" weight="1"/>
    <loc xlink:type="locator" xlink:href="http://www.xbrl.org/us/fr/common/pte/2005-02-28/usfr-pte-2005-02-28.xsd#usfr-pte_IncomeLossContinuingOperationsBeforeIncomeTaxes" xlink:label="usfr-pte_IncomeLossContinuingOperationsBeforeIncomeTaxes"/>
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="usfr-pte_IncomeLossContinuingOperationsBeforeIncomeTaxes" xlink:to="usfr-pte_InterestIncomeExpenseNet" use="optional" order="5.0" weight="1"/>
  </calculationLink>
  <calculationLink xlink:type="extended" xlink:role="http://www.xbrl.org/us/fr/lr/role/TotalStockholdersEquityCalculation" xlink:title="Total Stockholders' Equity Calculation">
    <loc xlink:type="locator" xlink:href="http://www.xbrl.org/us/fr/common/pte/2005-02-28/usfr-pte-2005-02-28.xsd#usfr-pte_TreasuryStockReissued" xlink:label="usfr-pte_TreasuryStockReissued"/>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_TreasuryStockReissuedUnderEmployeePlans" xlink:label="UTX_TreasuryStockReissuedUnderEmployeePlans"/>
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="usfr-pte_TreasuryStockReissued" xlink:to="UTX_TreasuryStockReissuedUnderEmployeePlans" use="optional" order="0.9" weight="1"/>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_TreasuryStockReissuedToPensionPlans" xlink:label="UTX_TreasuryStockReissuedToPensionPlans"/>
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="usfr-pte_TreasuryStockReissued" xlink:to="UTX_TreasuryStockReissuedToPensionPlans" use="optional" order="0.799999976158142" weight="1"/>
    <loc xlink:type="locator" xlink:href="http://www.xbrl.org/us/fr/common/pte/2005-02-28/usfr-pte-2005-02-28.xsd#usfr-pte_CommonDividendsPaidCash" xlink:label="usfr-pte_CommonDividendsPaidCash"/>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_CashDividendEsopCommonStock" xlink:label="UTX_CashDividendEsopCommonStock"/>
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="usfr-pte_CommonDividendsPaidCash" xlink:to="UTX_CashDividendEsopCommonStock" use="optional" order="0.9" weight="1"/>
  </calculationLink>
  <calculationLink xlink:type="extended" xlink:role="http://www.xbrl.org/us/fr/lr/role/StatementFinancialPosition" xlink:title="Statement of Financial Position">
    <loc xlink:type="locator" xlink:href="http://www.xbrl.org/us/fr/common/pte/2005-02-28/usfr-pte-2005-02-28.xsd#usfr-pte_AccountsNotesReceivableNet" xlink:label="usfr-pte_AccountsNotesReceivableNet"/>
    <loc xlink:type="locator" xlink:href="http://www.xbrl.org/us/fr/common/pte/2005-02-28/usfr-pte-2005-02-28.xsd#usfr-pte_AccountsReceivableTradeNet" xlink:label="UTX_AccountsReceivableTradeNet"/>
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="usfr-pte_AccountsNotesReceivableNet" xlink:to="UTX_AccountsReceivableTradeNet" use="prohibited" priority="1" order="1.0" weight="1"/>
    <loc xlink:type="locator" xlink:href="http://www.xbrl.org/us/fr/common/pte/2005-02-28/usfr-pte-2005-02-28.xsd#usfr-pte_InventoryNetFIFO" xlink:label="usfr-pte_InventoryNetFIFO"/>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_ContractsInProgress" xlink:label="UTX_ContractsInProgress"/>
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="usfr-pte_InventoryNetFIFO" xlink:to="UTX_ContractsInProgress" use="optional" order="6.5" weight="1"/>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_ProgressPayments" xlink:label="UTX_ProgressPayments"/>
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="usfr-pte_InventoryNetFIFO" xlink:to="UTX_ProgressPayments" use="optional" order="6.75" weight="1"/>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_BillingsOnContractsInProgress" xlink:label="UTX_BillingsOnContractsInProgress"/>
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="usfr-pte_InventoryNetFIFO" xlink:to="UTX_BillingsOnContractsInProgress" use="optional" order="6.875" weight="1"/>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_InventoriesGross" xlink:label="UTX_InventoriesGross"/>
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="usfr-pte_InventoryNetFIFO" xlink:to="UTX_InventoriesGross" use="optional" order="6.9375" weight="1"/>
    <loc xlink:type="locator" xlink:href="http://www.xbrl.org/us/fr/common/pte/2005-02-28/usfr-pte-2005-02-28.xsd#usfr-pte_TotalCurrentAssets" xlink:label="usfr-pte_TotalCurrentAssets"/>
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="usfr-pte_TotalCurrentAssets" xlink:to="UTX_AccountsReceivableTradeNet" use="optional" order="12.0" weight="1"/>
    <loc xlink:type="locator" xlink:href="http://www.xbrl.org/us/fr/common/pte/2005-02-28/usfr-pte-2005-02-28.xsd#usfr-pte_NoncurrentAssets" xlink:label="usfr-pte_NoncurrentAssets"/>
    <loc xlink:type="locator" xlink:href="http://www.xbrl.org/us/fr/common/pte/2005-02-28/usfr-pte-2005-02-28.xsd#usfr-pte_PropertyPlantEquipmentNet" xlink:label="usfr-pte_PropertyPlantEquipmentNet"/>
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="usfr-pte_NoncurrentAssets" xlink:to="usfr-pte_PropertyPlantEquipmentNet" use="prohibited" priority="1" order="1.0" weight="1"/>
    <loc xlink:type="locator" xlink:href="http://www.xbrl.org/us/fr/common/pte/2005-02-28/usfr-pte-2005-02-28.xsd#usfr-pte_IntangibleAssetsNet" xlink:label="usfr-pte_IntangibleAssetsNet"/>
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="usfr-pte_NoncurrentAssets" xlink:to="usfr-pte_IntangibleAssetsNet" use="prohibited" priority="1" order="8.0" weight="1"/>
    <loc xlink:type="locator" xlink:href="http://www.xbrl.org/us/fr/common/pte/2005-02-28/usfr-pte-2005-02-28.xsd#usfr-pte_IntangibleAssetsGoodwill" xlink:label="usfr-pte_IntangibleAssetsGoodwill"/>
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="usfr-pte_IntangibleAssetsNet" xlink:to="usfr-pte_IntangibleAssetsGoodwill" use="prohibited" priority="1" order="1.0" weight="1"/>
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    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="usfr-pte_NetCashFlowsProvidedUsedOperatingActivities" xlink:to="UTX_Stockcompensationcost" use="optional" order="7.0" weight="1"/>
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="usfr-pte_NetCashFlowsProvidedUsedOperatingActivities" xlink:to="usfr-pte_ChangeReceivables" use="optional" order="8.0" weight="1"/>
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="usfr-pte_NetCashFlowsProvidedUsedOperatingActivities" xlink:to="usfr-pte_ChangeInventories" use="optional" order="9.0" weight="1"/>
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="usfr-pte_NetCashFlowsProvidedUsedOperatingActivities" xlink:to="usfr-pte_ChangeAccountsPayableAccruedExpenses" use="optional" order="10.0" weight="1"/>
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="usfr-pte_NetCashFlowsProvidedUsedOperatingActivities" xlink:to="usfr-pte_ChangeOtherCurrentAssets" use="optional" order="11.0" weight="1"/>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_Operatingactivitiesother" xlink:label="UTX_Operatingactivitiesother"/>
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="usfr-pte_NetCashFlowsProvidedUsedOperatingActivities" xlink:to="UTX_Operatingactivitiesother" use="optional" order="13.0" weight="1"/>
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="usfr-pte_NetCashFlowsProvidedUsedOperatingActivities" xlink:to="usfr-pte_ChangeOperatingAssetsLiabilities" use="optional" order="7.55" weight="1"/>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_Deferredincometaxesminorityinterest" xlink:label="Deferredincometaxesminorityinterest_1146154506934_0" xlink:title="Deferredincometaxesminorityinterest"/>
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="usfr-pte_NetCashFlowsProvidedUsedOperatingActivities" xlink:to="Deferredincometaxesminorityinterest_1146154506934_0" xlink:title="calculation: NetCashFlowsProvidedUsedOperatingActivities to Deferredincometaxesminorityinterest" order="2.5" weight="1.0"/>
  </calculationLink>
  <calculationLink xlink:type="extended" xlink:role="http://www.xbrl.org/us/fr/lr/role/StatementCashFlows" xlink:title="Statement of Cash Flows">
    <loc xlink:type="locator" xlink:href="http://www.xbrl.org/us/fr/common/pte/2005-02-28/usfr-pte-2005-02-28.xsd#usfr-pte_PurchasesPaymentsInvestments" xlink:label="usfr-pte_PurchasesPaymentsInvestments"/>
    <loc xlink:type="locator" xlink:href="http://www.xbrl.org/us/fr/common/pte/2005-02-28/usfr-pte-2005-02-28.xsd#usfr-pte_OtherInvestingActivitiesNet" xlink:label="usfr-pte_OtherInvestingActivitiesNet"/>
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="usfr-pte_PurchasesPaymentsInvestments" xlink:to="usfr-pte_OtherInvestingActivitiesNet" use="prohibited" priority="1" order="6.0" weight="1"/>
    <loc xlink:type="locator" xlink:href="http://www.xbrl.org/us/fr/common/pte/2005-02-28/usfr-pte-2005-02-28.xsd#usfr-pte_AcquisitionDivestitureBusinessActivitiesNet" xlink:label="usfr-pte_AcquisitionDivestitureBusinessActivitiesNet"/>
    <loc xlink:type="locator" xlink:href="http://www.xbrl.org/us/fr/common/pte/2005-02-28/usfr-pte-2005-02-28.xsd#usfr-pte_AcquisitionBusinessesNetCashAcquired" xlink:label="usfr-pte_AcquisitionBusinessesNetCashAcquired"/>
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="usfr-pte_AcquisitionDivestitureBusinessActivitiesNet" xlink:to="usfr-pte_AcquisitionBusinessesNetCashAcquired" use="prohibited" priority="1" order="1.0" weight="1"/>
    <loc xlink:type="locator" xlink:href="http://www.xbrl.org/us/fr/common/pte/2005-02-28/usfr-pte-2005-02-28.xsd#usfr-pte_ProceedsSaleBusiness" xlink:label="usfr-pte_ProceedsSaleBusiness"/>
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="usfr-pte_AcquisitionDivestitureBusinessActivitiesNet" xlink:to="usfr-pte_ProceedsSaleBusiness" use="prohibited" priority="1" order="2.0" weight="-1"/>
    <loc xlink:type="locator" xlink:href="http://www.xbrl.org/us/fr/common/pte/2005-02-28/usfr-pte-2005-02-28.xsd#usfr-pte_NetCashFlowsProvidedUsedInvestingActivities" xlink:label="usfr-pte_NetCashFlowsProvidedUsedInvestingActivities"/>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_DecreaseincreaseInCustomerFinancingAssets" xlink:label="UTX_DecreaseincreaseInCustomerFinancingAssets"/>
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="usfr-pte_NetCashFlowsProvidedUsedInvestingActivities" xlink:to="UTX_DecreaseincreaseInCustomerFinancingAssets" use="optional" order="4.5" weight="1"/>
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="usfr-pte_NetCashFlowsProvidedUsedInvestingActivities" xlink:to="usfr-pte_AcquisitionBusinessesNetCashAcquired" use="optional" order="6.0" weight="1"/>
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="usfr-pte_NetCashFlowsProvidedUsedInvestingActivities" xlink:to="usfr-pte_ProceedsSaleBusiness" use="optional" order="7.0" weight="-1"/>
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="usfr-pte_NetCashFlowsProvidedUsedInvestingActivities" xlink:to="usfr-pte_OtherInvestingActivitiesNet" use="optional" order="8.0" weight="1"/>
    <loc xlink:type="locator" xlink:href="http://www.xbrl.org/us/fr/common/pte/2005-02-28/usfr-pte-2005-02-28.xsd#usfr-pte_NetChangeDebt" xlink:label="usfr-pte_NetChangeDebt"/>
    <loc xlink:type="locator" xlink:href="http://www.xbrl.org/us/fr/common/pte/2005-02-28/usfr-pte-2005-02-28.xsd#usfr-pte_ChangeShortTermBorrowings" xlink:label="usfr-pte_ChangeShortTermBorrowings"/>
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="usfr-pte_NetChangeDebt" xlink:to="usfr-pte_ChangeShortTermBorrowings" use="prohibited" priority="1" order="1.0" weight="1"/>
    <loc xlink:type="locator" xlink:href="http://www.xbrl.org/us/fr/common/pte/2005-02-28/usfr-pte-2005-02-28.xsd#usfr-pte_NetChangeLongTermDebtCapitalSecurities" xlink:label="usfr-pte_NetChangeLongTermDebtCapitalSecurities"/>
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="usfr-pte_NetChangeDebt" xlink:to="usfr-pte_NetChangeLongTermDebtCapitalSecurities" use="prohibited" priority="1" order="2.0" weight="1"/>
    <loc xlink:type="locator" xlink:href="http://www.xbrl.org/us/fr/common/pte/2005-02-28/usfr-pte-2005-02-28.xsd#usfr-pte_RepurchasePreferredCommonStock" xlink:label="usfr-pte_RepurchasePreferredCommonStock"/>
    <loc xlink:type="locator" xlink:href="http://www.xbrl.org/us/fr/common/pte/2005-02-28/usfr-pte-2005-02-28.xsd#usfr-pte_RepurchaseCommonStock" xlink:label="usfr-pte_RepurchaseCommonStock"/>
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="usfr-pte_RepurchasePreferredCommonStock" xlink:to="usfr-pte_RepurchaseCommonStock" use="prohibited" priority="1" order="1.0" weight="1"/>
    <loc xlink:type="locator" xlink:href="http://www.xbrl.org/us/fr/common/pte/2005-02-28/usfr-pte-2005-02-28.xsd#usfr-pte_NetChangeEquity" xlink:label="usfr-pte_NetChangeEquity"/>
    <loc xlink:type="locator" xlink:href="http://www.xbrl.org/us/fr/common/pte/2005-02-28/usfr-pte-2005-02-28.xsd#usfr-pte_PreferredStockTransactionsNet" xlink:label="usfr-pte_PreferredStockTransactionsNet"/>
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="usfr-pte_NetChangeEquity" xlink:to="usfr-pte_PreferredStockTransactionsNet" use="prohibited" priority="1" order="3.0" weight="1"/>
    <loc xlink:type="locator" xlink:href="http://www.xbrl.org/us/fr/common/pte/2005-02-28/usfr-pte-2005-02-28.xsd#usfr-pte_CommonStockTransactionsNet" xlink:label="usfr-pte_CommonStockTransactionsNet"/>
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="usfr-pte_NetChangeEquity" xlink:to="usfr-pte_CommonStockTransactionsNet" use="prohibited" priority="1" order="4.0" weight="1"/>
    <loc xlink:type="locator" xlink:href="http://www.xbrl.org/us/fr/common/pte/2005-02-28/usfr-pte-2005-02-28.xsd#usfr-pte_DividendsCommonPreferredStock" xlink:label="usfr-pte_DividendsCommonPreferredStock"/>
    <loc xlink:type="locator" xlink:href="http://www.xbrl.org/us/fr/common/pte/2005-02-28/usfr-pte-2005-02-28.xsd#usfr-pte_PaymentCommonDividends" xlink:label="usfr-pte_PaymentCommonDividends"/>
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="usfr-pte_DividendsCommonPreferredStock" xlink:to="usfr-pte_PaymentCommonDividends" use="prohibited" priority="1" order="1.0" weight="1"/>
    <loc xlink:type="locator" xlink:href="http://www.xbrl.org/us/fr/common/pte/2005-02-28/usfr-pte-2005-02-28.xsd#usfr-pte_NetCashFlowsProvidedUsedFinancingActivities" xlink:label="usfr-pte_NetCashFlowsProvidedUsedFinancingActivities"/>
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="usfr-pte_NetCashFlowsProvidedUsedFinancingActivities" xlink:to="usfr-pte_NetChangeLongTermDebtCapitalSecurities" use="optional" order="6.0" weight="1"/>
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="usfr-pte_NetCashFlowsProvidedUsedFinancingActivities" xlink:to="usfr-pte_ChangeShortTermBorrowings" use="optional" order="7.0" weight="1"/>
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="usfr-pte_NetCashFlowsProvidedUsedFinancingActivities" xlink:to="usfr-pte_PreferredStockTransactionsNet" use="optional" order="8.0" weight="1"/>
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="usfr-pte_NetCashFlowsProvidedUsedFinancingActivities" xlink:to="usfr-pte_CommonStockTransactionsNet" use="optional" order="9.0" weight="1"/>
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="usfr-pte_NetCashFlowsProvidedUsedFinancingActivities" xlink:to="usfr-pte_PaymentCommonDividends" use="optional" order="10.0" weight="1"/>
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="usfr-pte_NetCashFlowsProvidedUsedFinancingActivities" xlink:to="usfr-pte_RepurchaseCommonStock" use="optional" order="11.0" weight="1"/>
  </calculationLink>
</linkbase>
</XBRL>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-100.LAB
<SEQUENCE>5
<FILENAME>utx-20060331_lab.xml
<DESCRIPTION>XBRL TAXONOMY EXTENSION LABEL LINKBASE
<TEXT>
<XBRL>
<?xml version="1.0" encoding="UTF-8"?>
<!-- Generated by Fujitsu XWand 7.0.0018 -->
<!--XBRL document created with Dragon Tag (TM) XBRL Enabler by Rivet Software version 1.5.0.16-->
<!--Based on XBRL 2.1-->
<!--Modified on: 2/1/2006 6:51:11 PM-->
<linkbase xmlns="http://www.xbrl.org/2003/linkbase" xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <labelLink xlink:type="extended" xlink:role="http://www.xbrl.org/2003/role/link">
    <loc xlink:type="locator" xlink:href="http://www.xbrl.org/us/fr/common/pte/2005-02-28/usfr-pte-2005-02-28.xsd#usfr-pte_DebtCapitalLeaseObligationsCurrent" xlink:label="usfr-pte_DebtCapitalLeaseObligationsCurrent"/>
    <label xlink:type="resource" xlink:label="usfr-pte_DebtCapitalLeaseObligationsCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Short-term borrowings</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="usfr-pte_DebtCapitalLeaseObligationsCurrent" xlink:to="usfr-pte_DebtCapitalLeaseObligationsCurrent_lbl"/>
    <loc xlink:type="locator" xlink:href="http://www.xbrl.org/us/fr/common/pte/2005-02-28/usfr-pte-2005-02-28.xsd#usfr-pte_DeferredIncomeTaxesCurrentPortion" xlink:label="usfr-pte_DeferredIncomeTaxesCurrentPortion"/>
    <label xlink:type="resource" xlink:label="usfr-pte_DeferredIncomeTaxesCurrentPortion_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Deferred income tax provision</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="usfr-pte_DeferredIncomeTaxesCurrentPortion" xlink:to="usfr-pte_DeferredIncomeTaxesCurrentPortion_lbl"/>
    <loc xlink:type="locator" xlink:href="http://www.xbrl.org/us/fr/common/pte/2005-02-28/usfr-pte-2005-02-28.xsd#usfr-pte_DeferredTaxAssetNoncurrent" xlink:label="usfr-pte_DeferredTaxAssetNoncurrent"/>
    <label xlink:type="resource" xlink:label="usfr-pte_DeferredTaxAssetNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Future income tax benefits</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="usfr-pte_DeferredTaxAssetNoncurrent" xlink:to="usfr-pte_DeferredTaxAssetNoncurrent_lbl"/>
    <loc xlink:type="locator" xlink:href="http://www.xbrl.org/us/fr/rpt/ar/2005-02-28/usfr-ar-2005-02-28.xsd#usfr-ar_AccountantsReportTuple" xlink:label="usfr-ar_AccountantsReportTuple"/>
    <label xlink:type="resource" xlink:label="usfr-ar_AccountantsReportTuple_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Accountants Report</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="usfr-ar_AccountantsReportTuple" xlink:to="usfr-ar_AccountantsReportTuple_lbl"/>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_Voluntarycompanycontributionstopensionplan" xlink:label="UTX_Voluntarycompanycontributionstopensionplan"/>
    <label xlink:type="resource" xlink:label="UTX_Voluntarycompanycontributionstopensionplan_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Voluntary Company cash contributions to pension plans</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_Voluntarycompanycontributionstopensionplan" xlink:to="UTX_Voluntarycompanycontributionstopensionplan_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_Voluntarycompanycontributionstopensionplan_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Voluntary company contributions to pension plan</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_Deferredincometaxesminorityinterest" xlink:label="UTX_Deferredincometaxesminorityinterest"/>
    <label xlink:type="resource" xlink:label="UTX_Deferredincometaxesminorityinterest_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Subtotal of deferred taxes and minority interest for cash flow presentation</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_Deferredincometaxesminorityinterest" xlink:to="UTX_Deferredincometaxesminorityinterest_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_Deferredincometaxesminorityinterest_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Deferred income taxes and minority interest</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_Commonstockwithadditionalpaidincapital" xlink:label="UTX_Commonstockwithadditionalpaidincapital"/>
    <label xlink:type="resource" xlink:label="UTX_Commonstockwithadditionalpaidincapital_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">This is a subtotal of common stock and additional paid in capital for balance sheet presentation</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_Commonstockwithadditionalpaidincapital" xlink:to="UTX_Commonstockwithadditionalpaidincapital_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_Commonstockwithadditionalpaidincapital_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Common stock with additional paid in capital</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_Operatingactivitiesother" xlink:label="UTX_Operatingactivitiesother"/>
    <label xlink:type="resource" xlink:label="UTX_Operatingactivitiesother_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">The sum of other  net operating activities for cash flow presentation</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_Operatingactivitiesother" xlink:to="UTX_Operatingactivitiesother_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_Operatingactivitiesother_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Operating activities - other</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_Stockcompensationcost" xlink:label="UTX_Stockcompensationcost"/>
    <label xlink:type="resource" xlink:label="UTX_Stockcompensationcost_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">The fair market value of stock options granted as determined under SFAS 123R.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_Stockcompensationcost" xlink:to="UTX_Stockcompensationcost_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_Stockcompensationcost_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Stock compensation cost</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_Debtratios" xlink:label="UTX_Debtratios"/>
    <label xlink:type="resource" xlink:label="UTX_Debtratios_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Category caption for certain standard ratios that are presented with filed financial statements.  Under this caption will be the specific ratio accounts with their specific definitions.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_Debtratios" xlink:to="UTX_Debtratios_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_Debtratios_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Debt Ratios</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_Debttototalcapitalization" xlink:label="UTX_Debttototalcapitalization"/>
    <label xlink:type="resource" xlink:label="UTX_Debttototalcapitalization_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">The ratio of total debt (short and long term) to total capitalization which is the sum of total debt and total equity.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_Debttototalcapitalization" xlink:to="UTX_Debttototalcapitalization_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_Debttototalcapitalization_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">debt to total capitalization</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_Netdebttonetcapitalization" xlink:label="UTX_Netdebttonetcapitalization"/>
    <label xlink:type="resource" xlink:label="UTX_Netdebttonetcapitalization_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">The ratio of net debt (short and long term debt less the cash balance) to net capitalization which is the sum of total debt plus total equity less the cash balance.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_Netdebttonetcapitalization" xlink:to="UTX_Netdebttonetcapitalization_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_Netdebttonetcapitalization_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">net debt to net capitalization</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_FinancingRevenuesOtherIncomenet" xlink:label="UTX_FinancingRevenuesOtherIncomenet"/>
    <label xlink:type="resource" xlink:label="UTX_FinancingRevenuesOtherIncomenet_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Amount is the sum of financing revenues and all other income excluding sales but including interest income</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_FinancingRevenuesOtherIncomenet" xlink:to="UTX_FinancingRevenuesOtherIncomenet_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_FinancingRevenuesOtherIncomenet_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Financing Revenues and Other Income,net</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_CustomerFinancingAssets" xlink:label="UTX_CustomerFinancingAssets"/>
    <label xlink:type="resource" xlink:label="UTX_CustomerFinancingAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Finance leases, notes receivable, products under operating leases and extended payment items</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_CustomerFinancingAssets" xlink:to="UTX_CustomerFinancingAssets_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_CustomerFinancingAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Customer financing assets</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_UnearnedEsopShares" xlink:label="UTX_UnearnedEsopShares"/>
    <label xlink:type="resource" xlink:label="UTX_UnearnedEsopShares_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Shares issued that will be needed by the ESOP as employee's stock options vest</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_UnearnedEsopShares" xlink:to="UTX_UnearnedEsopShares_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_UnearnedEsopShares_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Unearned ESOP shares</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_DecreaseincreaseInCustomerFinancingAssets" xlink:label="UTX_DecreaseincreaseInCustomerFinancingAssets"/>
    <label xlink:type="resource" xlink:label="UTX_DecreaseincreaseInCustomerFinancingAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Change in customer financing assets balance sheet account for period</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_DecreaseincreaseInCustomerFinancingAssets" xlink:to="UTX_DecreaseincreaseInCustomerFinancingAssets_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_DecreaseincreaseInCustomerFinancingAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Decrease(Increase) in customer financing assets</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_EarningsPerShareNote" xlink:label="UTX_EarningsPerShareNote"/>
    <label xlink:type="resource" xlink:label="UTX_EarningsPerShareNote_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Footnote narrative on earnings per share that accompanies tabular presentation of calculation.  Narrative adds any additional information such as effect of reclassifications, stock splits, etc.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_EarningsPerShareNote" xlink:to="UTX_EarningsPerShareNote_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_EarningsPerShareNote_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">earnings per share note</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_DilutiveEffectEmployeeStockOptionsAwards" xlink:label="UTX_DilutiveEffectEmployeeStockOptionsAwards"/>
    <label xlink:type="resource" xlink:label="UTX_DilutiveEffectEmployeeStockOptionsAwards_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Average diluted shares from outstanding stock options used in calculating diluted EPS for required disclosure</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_DilutiveEffectEmployeeStockOptionsAwards" xlink:to="UTX_DilutiveEffectEmployeeStockOptionsAwards_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_DilutiveEffectEmployeeStockOptionsAwards_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Dilutive effect of employee stock options and awards</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_ContractsInProgress" xlink:label="UTX_ContractsInProgress"/>
    <label xlink:type="resource" xlink:label="UTX_ContractsInProgress_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Costs of manufactured components, accumulated installation costs and estimated earnings on incomplete contracts principally related to elevator and escalator contracts</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_ContractsInProgress" xlink:to="UTX_ContractsInProgress_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_ContractsInProgress_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Contracts in progress</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_ProgressPayments" xlink:label="UTX_ProgressPayments"/>
    <label xlink:type="resource" xlink:label="UTX_ProgressPayments_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Progress payments on U.S. Government contracts.  Payments are secured by liens.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_ProgressPayments" xlink:to="UTX_ProgressPayments_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_ProgressPayments_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Progress payments</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_BillingsOnContractsInProgress" xlink:label="UTX_BillingsOnContractsInProgress"/>
    <label xlink:type="resource" xlink:label="UTX_BillingsOnContractsInProgress_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">See element definition for contracts in progress.  These amounts are billings against those costs.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_BillingsOnContractsInProgress" xlink:to="UTX_BillingsOnContractsInProgress_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_BillingsOnContractsInProgress_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Billings on contracts in progress</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_InventoriesGross" xlink:label="UTX_InventoriesGross"/>
    <label xlink:type="resource" xlink:label="UTX_InventoriesGross_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Sum of raw materials, work-in-progess, finished goods and contracts in progress (which are net of valuation reserves but prior to progress payments and billings on contracts in progress</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_InventoriesGross" xlink:to="UTX_InventoriesGross_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_InventoriesGross_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Inventories - gross</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_DefinedContributionPlansContributions" xlink:label="UTX_DefinedContributionPlansContributions"/>
    <label xlink:type="resource" xlink:label="UTX_DefinedContributionPlansContributions_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Represents company contributions to employee defined contribution plans</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_DefinedContributionPlansContributions" xlink:to="UTX_DefinedContributionPlansContributions_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_DefinedContributionPlansContributions_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Defined Contribution Plans - Contributions</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_DefinedBenefitPlansMandatoryContributions" xlink:label="UTX_DefinedBenefitPlansMandatoryContributions"/>
    <label xlink:type="resource" xlink:label="UTX_DefinedBenefitPlansMandatoryContributions_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Represents mandatory company contributions to pension and postretirement employee benefit plans</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_DefinedBenefitPlansMandatoryContributions" xlink:to="UTX_DefinedBenefitPlansMandatoryContributions_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_DefinedBenefitPlansMandatoryContributions_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Defined Benefit Plans - Mandatory Contributions</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_TotalNetPeriodicPensionCost" xlink:label="UTX_TotalNetPeriodicPensionCost"/>
    <label xlink:type="resource" xlink:label="UTX_TotalNetPeriodicPensionCost_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Represents the sum of all components of net periodic pension benefit cost</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_TotalNetPeriodicPensionCost" xlink:to="UTX_TotalNetPeriodicPensionCost_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_TotalNetPeriodicPensionCost_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Total net periodic pension cost</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_ServiceCost" xlink:label="UTX_ServiceCost"/>
    <label xlink:type="resource" xlink:label="UTX_ServiceCost_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Total pension plan service cost</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_ServiceCost" xlink:to="UTX_ServiceCost_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_ServiceCost_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Service cost</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_InterestCost" xlink:label="UTX_InterestCost"/>
    <label xlink:type="resource" xlink:label="UTX_InterestCost_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Total pension plan interest cost</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_InterestCost" xlink:to="UTX_InterestCost_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_InterestCost_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Interest cost</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_ExpectedReturnOnPlanAssets" xlink:label="UTX_ExpectedReturnOnPlanAssets"/>
    <label xlink:type="resource" xlink:label="UTX_ExpectedReturnOnPlanAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Expected return on plan assets, a component of net periodic benefit cost</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_ExpectedReturnOnPlanAssets" xlink:to="UTX_ExpectedReturnOnPlanAssets_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_ExpectedReturnOnPlanAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Expected return on plan assets</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_AmortizationBenefitCost" xlink:label="UTX_AmortizationBenefitCost"/>
    <label xlink:type="resource" xlink:label="UTX_AmortizationBenefitCost_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Amortization of net periodic benefit costs</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_AmortizationBenefitCost" xlink:to="UTX_AmortizationBenefitCost_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_AmortizationBenefitCost_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Amortization of benefit cost</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_RecognizedActuarialNetLoss" xlink:label="UTX_RecognizedActuarialNetLoss"/>
    <label xlink:type="resource" xlink:label="UTX_RecognizedActuarialNetLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Actuarial net (gain)/loss component of net periodic benefit cost</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_RecognizedActuarialNetLoss" xlink:to="UTX_RecognizedActuarialNetLoss_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_RecognizedActuarialNetLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Recognized actuarial net loss</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_NetSettlementCurtailmentLoss" xlink:label="UTX_NetSettlementCurtailmentLoss"/>
    <label xlink:type="resource" xlink:label="UTX_NetSettlementCurtailmentLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Settlement and curtailment loss, component of net periodic benefit cost</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_NetSettlementCurtailmentLoss" xlink:to="UTX_NetSettlementCurtailmentLoss_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_NetSettlementCurtailmentLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Net settlement and curtailment loss</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_TotalNetPeriodicPostretirementBenefitCost" xlink:label="UTX_TotalNetPeriodicPostretirementBenefitCost"/>
    <label xlink:type="resource" xlink:label="UTX_TotalNetPeriodicPostretirementBenefitCost_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Represents the sum of all components of net periodic postretirement benefit cost</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_TotalNetPeriodicPostretirementBenefitCost" xlink:to="UTX_TotalNetPeriodicPostretirementBenefitCost_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_TotalNetPeriodicPostretirementBenefitCost_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Total net periodic postretirement benefit cost</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_ServiceCostPostretirement" xlink:label="UTX_ServiceCostPostretirement"/>
    <label xlink:type="resource" xlink:label="UTX_ServiceCostPostretirement_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Total postretirement plan service cost, component of net periodic benefit cost</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_ServiceCostPostretirement" xlink:to="UTX_ServiceCostPostretirement_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_ServiceCostPostretirement_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Service cost - postretirement</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_InterestCostPostretirement" xlink:label="UTX_InterestCostPostretirement"/>
    <label xlink:type="resource" xlink:label="UTX_InterestCostPostretirement_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Total postretirement plan interest cost, as a component of net periodic benefit cost</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_InterestCostPostretirement" xlink:to="UTX_InterestCostPostretirement_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_InterestCostPostretirement_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Interest cost - postretirement</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_ExpectedReturnOnPlanAssetsPostretirement" xlink:label="UTX_ExpectedReturnOnPlanAssetsPostretirement"/>
    <label xlink:type="resource" xlink:label="UTX_ExpectedReturnOnPlanAssetsPostretirement_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Expected return on plan assets, a component of net periodic benefit cost</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_ExpectedReturnOnPlanAssetsPostretirement" xlink:to="UTX_ExpectedReturnOnPlanAssetsPostretirement_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_ExpectedReturnOnPlanAssetsPostretirement_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Expected return on plan assets - postretirement</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_AmortizationNetPeriodicBenefitCostsPostretirement" xlink:label="UTX_AmortizationNetPeriodicBenefitCostsPostretirement"/>
    <label xlink:type="resource" xlink:label="UTX_AmortizationNetPeriodicBenefitCostsPostretirement_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Amortization of net periodic postretirement benefit costs</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_AmortizationNetPeriodicBenefitCostsPostretirement" xlink:to="UTX_AmortizationNetPeriodicBenefitCostsPostretirement_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_AmortizationNetPeriodicBenefitCostsPostretirement_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Amortization of net periodic benefit costs - postretirement</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_RecognizedActuarialNetLossPostretirement" xlink:label="UTX_RecognizedActuarialNetLossPostretirement"/>
    <label xlink:type="resource" xlink:label="UTX_RecognizedActuarialNetLossPostretirement_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Actuarial net (gain)/loss component of net periodic postretirement benefit cost</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_RecognizedActuarialNetLossPostretirement" xlink:to="UTX_RecognizedActuarialNetLossPostretirement_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_RecognizedActuarialNetLossPostretirement_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Recognized actuarial net loss - postretirement</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_NetSettlementCurtailmentLossPostretirement" xlink:label="UTX_NetSettlementCurtailmentLossPostretirement"/>
    <label xlink:type="resource" xlink:label="UTX_NetSettlementCurtailmentLossPostretirement_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Settlement and curtailment loss, component of net periodic postretirement benefit cost</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_NetSettlementCurtailmentLossPostretirement" xlink:to="UTX_NetSettlementCurtailmentLossPostretirement_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_NetSettlementCurtailmentLossPostretirement_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Net settlement and curtailment loss - postretirement</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_RestructuringChargesRestructuringAccrualTotal" xlink:label="UTX_RestructuringChargesRestructuringAccrualTotal"/>
    <label xlink:type="resource" xlink:label="UTX_RestructuringChargesRestructuringAccrualTotal_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Amount of severance, asset write-down, and facility exit &amp; lease termination cost accrued</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_RestructuringChargesRestructuringAccrualTotal" xlink:to="UTX_RestructuringChargesRestructuringAccrualTotal_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_RestructuringChargesRestructuringAccrualTotal_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Restructuring Accrual - Total</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_RestructuringChargesRestructuringAccrualSeverance" xlink:label="UTX_RestructuringChargesRestructuringAccrualSeverance"/>
    <label xlink:type="resource" xlink:label="UTX_RestructuringChargesRestructuringAccrualSeverance_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Amount of employee severance costs accrued</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_RestructuringChargesRestructuringAccrualSeverance" xlink:to="UTX_RestructuringChargesRestructuringAccrualSeverance_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_RestructuringChargesRestructuringAccrualSeverance_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Restructuring Accrual - Severance</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_RestructuringChargesRestructuringAccrualAssetWritedowns" xlink:label="UTX_RestructuringChargesRestructuringAccrualAssetWritedowns"/>
    <label xlink:type="resource" xlink:label="UTX_RestructuringChargesRestructuringAccrualAssetWritedowns_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Amount of asset write-down costs accrued</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_RestructuringChargesRestructuringAccrualAssetWritedowns" xlink:to="UTX_RestructuringChargesRestructuringAccrualAssetWritedowns_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_RestructuringChargesRestructuringAccrualAssetWritedowns_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Restructuring Accrual - Asset Write-downs</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_RestructuringAccrualFacilityExitLeaseTermCosts" xlink:label="UTX_RestructuringAccrualFacilityExitLeaseTermCosts"/>
    <label xlink:type="resource" xlink:label="UTX_RestructuringAccrualFacilityExitLeaseTermCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Amount facility exit &amp; lease termination cost accrued</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_RestructuringAccrualFacilityExitLeaseTermCosts" xlink:to="UTX_RestructuringAccrualFacilityExitLeaseTermCosts_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_RestructuringAccrualFacilityExitLeaseTermCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Restructuring Accrual - Facility exit and lease term costs</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_RestructuringChargesNetPretaxRestructuringChargesTotal" xlink:label="UTX_RestructuringChargesNetPretaxRestructuringChargesTotal"/>
    <label xlink:type="resource" xlink:label="UTX_RestructuringChargesNetPretaxRestructuringChargesTotal_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Amount of severance, asset write-down, and facility exit &amp; lease termination cost incurred</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_RestructuringChargesNetPretaxRestructuringChargesTotal" xlink:to="UTX_RestructuringChargesNetPretaxRestructuringChargesTotal_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_RestructuringChargesNetPretaxRestructuringChargesTotal_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Net pre-tax restructuring charges - Total</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_RestructuringChargesNetPretaxRestructuringChargesSeverance" xlink:label="UTX_RestructuringChargesNetPretaxRestructuringChargesSeverance"/>
    <label xlink:type="resource" xlink:label="UTX_RestructuringChargesNetPretaxRestructuringChargesSeverance_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Amount of severance cost incurred</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_RestructuringChargesNetPretaxRestructuringChargesSeverance" xlink:to="UTX_RestructuringChargesNetPretaxRestructuringChargesSeverance_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_RestructuringChargesNetPretaxRestructuringChargesSeverance_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Net pre-tax restructuring charges - Severance</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_RestructuringChargesNetPretaxRestructuringChargesAssetWritedowns" xlink:label="UTX_RestructuringChargesNetPretaxRestructuringChargesAssetWritedowns"/>
    <label xlink:type="resource" xlink:label="UTX_RestructuringChargesNetPretaxRestructuringChargesAssetWritedowns_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Amount of asset write-down cost incurred</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_RestructuringChargesNetPretaxRestructuringChargesAssetWritedowns" xlink:to="UTX_RestructuringChargesNetPretaxRestructuringChargesAssetWritedowns_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_RestructuringChargesNetPretaxRestructuringChargesAssetWritedowns_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Net pre-tax restructuring charges - Asset write-downs</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_RestructuringChargesNetPretaxRestructuringChargesFacilityExitLeaseTermCosts" xlink:label="UTX_RestructuringChargesNetPretaxRestructuringChargesFacilityExitLeaseTermCosts"/>
    <label xlink:type="resource" xlink:label="UTX_RestructuringChargesNetPretaxRestructuringChargesFacilityExitLeaseTermCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Amount of facility exit &amp; lease termination cost incurred</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_RestructuringChargesNetPretaxRestructuringChargesFacilityExitLeaseTermCosts" xlink:to="UTX_RestructuringChargesNetPretaxRestructuringChargesFacilityExitLeaseTermCosts_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_RestructuringChargesNetPretaxRestructuringChargesFacilityExitLeaseTermCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Net pre-tax restructuring charges - Facility exit and lease term costs</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_RestructuringChargesUtilizationTotal" xlink:label="UTX_RestructuringChargesUtilizationTotal"/>
    <label xlink:type="resource" xlink:label="UTX_RestructuringChargesUtilizationTotal_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Amount of severance, asset write-down, and facility exit &amp; lease termination accrual utilization</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_RestructuringChargesUtilizationTotal" xlink:to="UTX_RestructuringChargesUtilizationTotal_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_RestructuringChargesUtilizationTotal_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Utilization - Total</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_RestructuringChargesUtilizationSeverance" xlink:label="UTX_RestructuringChargesUtilizationSeverance"/>
    <label xlink:type="resource" xlink:label="UTX_RestructuringChargesUtilizationSeverance_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Amount of severance accrual utilized</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_RestructuringChargesUtilizationSeverance" xlink:to="UTX_RestructuringChargesUtilizationSeverance_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_RestructuringChargesUtilizationSeverance_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Utilization - Severance</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_RestructuringChargesUtilizationAssetWritedown" xlink:label="UTX_RestructuringChargesUtilizationAssetWritedown"/>
    <label xlink:type="resource" xlink:label="UTX_RestructuringChargesUtilizationAssetWritedown_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Amount of asset write-down accrual utilized</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_RestructuringChargesUtilizationAssetWritedown" xlink:to="UTX_RestructuringChargesUtilizationAssetWritedown_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_RestructuringChargesUtilizationAssetWritedown_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Utilization - Asset write-down</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_RestructuringChargesUtilizationFacilityExitLeaseTerminationCosts" xlink:label="UTX_RestructuringChargesUtilizationFacilityExitLeaseTerminationCosts"/>
    <label xlink:type="resource" xlink:label="UTX_RestructuringChargesUtilizationFacilityExitLeaseTerminationCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Amount of facility exit &amp; lease termination accrual utilized</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_RestructuringChargesUtilizationFacilityExitLeaseTerminationCosts" xlink:to="UTX_RestructuringChargesUtilizationFacilityExitLeaseTerminationCosts_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_RestructuringChargesUtilizationFacilityExitLeaseTerminationCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Utilization - Facility exit and lease termination costs</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_RestructuringChargesExpectedCostsTotal" xlink:label="UTX_RestructuringChargesExpectedCostsTotal"/>
    <label xlink:type="resource" xlink:label="UTX_RestructuringChargesExpectedCostsTotal_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Total amount of expected severance, asset write-down, and facility exit &amp; lease termination restructuring charges</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_RestructuringChargesExpectedCostsTotal" xlink:to="UTX_RestructuringChargesExpectedCostsTotal_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_RestructuringChargesExpectedCostsTotal_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Expected Costs - Total</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_RestructuringChargesExpectedCostsSeverance" xlink:label="UTX_RestructuringChargesExpectedCostsSeverance"/>
    <label xlink:type="resource" xlink:label="UTX_RestructuringChargesExpectedCostsSeverance_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Amount of severance cost expected</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_RestructuringChargesExpectedCostsSeverance" xlink:to="UTX_RestructuringChargesExpectedCostsSeverance_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_RestructuringChargesExpectedCostsSeverance_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Expected Costs - Severance</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_RestructuringChargesExpectedCostsAssetWritedown" xlink:label="UTX_RestructuringChargesExpectedCostsAssetWritedown"/>
    <label xlink:type="resource" xlink:label="UTX_RestructuringChargesExpectedCostsAssetWritedown_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Total amount of expected asset write-down restructuring charges</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_RestructuringChargesExpectedCostsAssetWritedown" xlink:to="UTX_RestructuringChargesExpectedCostsAssetWritedown_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_RestructuringChargesExpectedCostsAssetWritedown_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Expected Costs - Asset write-down</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_RestructuringChargesExpectedCostsFacilityExitLeaseTermination" xlink:label="UTX_RestructuringChargesExpectedCostsFacilityExitLeaseTermination"/>
    <label xlink:type="resource" xlink:label="UTX_RestructuringChargesExpectedCostsFacilityExitLeaseTermination_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Total amount of expected facility exit &amp; lease termination restructuring charges</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_RestructuringChargesExpectedCostsFacilityExitLeaseTermination" xlink:to="UTX_RestructuringChargesExpectedCostsFacilityExitLeaseTermination_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_RestructuringChargesExpectedCostsFacilityExitLeaseTermination_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Expected Costs - Facility exit and lease termination</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_RestructuringChargesRemainingExpectedCostsTotal" xlink:label="UTX_RestructuringChargesRemainingExpectedCostsTotal"/>
    <label xlink:type="resource" xlink:label="UTX_RestructuringChargesRemainingExpectedCostsTotal_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Remaining amount of expected severance, asset write-down, and facility exit &amp; lease termination restructuring charges, net of cost incurred</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_RestructuringChargesRemainingExpectedCostsTotal" xlink:to="UTX_RestructuringChargesRemainingExpectedCostsTotal_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_RestructuringChargesRemainingExpectedCostsTotal_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Remaining Expected Costs - Total</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_RestructuringChargesRemainingExpectedCostsSeverance" xlink:label="UTX_RestructuringChargesRemainingExpectedCostsSeverance"/>
    <label xlink:type="resource" xlink:label="UTX_RestructuringChargesRemainingExpectedCostsSeverance_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Remaining amount of expected severance restructuring charges, net of cost incurred</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_RestructuringChargesRemainingExpectedCostsSeverance" xlink:to="UTX_RestructuringChargesRemainingExpectedCostsSeverance_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_RestructuringChargesRemainingExpectedCostsSeverance_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Remaining Expected Costs - Severance</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_RestructuringChargesRemainingExpectedCostsAssetWritedowns" xlink:label="UTX_RestructuringChargesRemainingExpectedCostsAssetWritedowns"/>
    <label xlink:type="resource" xlink:label="UTX_RestructuringChargesRemainingExpectedCostsAssetWritedowns_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Remaining amount of expected asset write-down restructuring charges, net of cost incurred</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_RestructuringChargesRemainingExpectedCostsAssetWritedowns" xlink:to="UTX_RestructuringChargesRemainingExpectedCostsAssetWritedowns_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_RestructuringChargesRemainingExpectedCostsAssetWritedowns_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Remaining Expected Costs - Asset write-downs</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_RestructuringChargesRemainingExpectedCostsFacilityExitLeaseTermination" xlink:label="UTX_RestructuringChargesRemainingExpectedCostsFacilityExitLeaseTermination"/>
    <label xlink:type="resource" xlink:label="UTX_RestructuringChargesRemainingExpectedCostsFacilityExitLeaseTermination_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Remaining amount of expected facility exit &amp; lease termination restructuring charges, net of cost incurred</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_RestructuringChargesRemainingExpectedCostsFacilityExitLeaseTermination" xlink:to="UTX_RestructuringChargesRemainingExpectedCostsFacilityExitLeaseTermination_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_RestructuringChargesRemainingExpectedCostsFacilityExitLeaseTermination_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Remaining Expected Costs - Facility exit and lease termination</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_TreasuryStockReissuedUnderEmployeePlans" xlink:label="UTX_TreasuryStockReissuedUnderEmployeePlans"/>
    <label xlink:type="resource" xlink:label="UTX_TreasuryStockReissuedUnderEmployeePlans_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Amount represents the value of treasury stock reissued as common stock to employee plans</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_TreasuryStockReissuedUnderEmployeePlans" xlink:to="UTX_TreasuryStockReissuedUnderEmployeePlans_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_TreasuryStockReissuedUnderEmployeePlans_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Treasury Stock Reissued Under Employee Plans</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_TreasuryStockReissuedToPensionPlans" xlink:label="UTX_TreasuryStockReissuedToPensionPlans"/>
    <label xlink:type="resource" xlink:label="UTX_TreasuryStockReissuedToPensionPlans_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Amount represents the value of treasury stock reissued as common stock to pension plans.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_TreasuryStockReissuedToPensionPlans" xlink:to="UTX_TreasuryStockReissuedToPensionPlans_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_TreasuryStockReissuedToPensionPlans_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Treasury Stock Reissued to Pension Plans</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_CashDividendEsopCommonStock" xlink:label="UTX_CashDividendEsopCommonStock"/>
    <label xlink:type="resource" xlink:label="UTX_CashDividendEsopCommonStock_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Cash Dividend - ESOP Common Stock</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_CashDividendEsopCommonStock" xlink:to="UTX_CashDividendEsopCommonStock_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_CashDividendEsopCommonStock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Cash dividends paid to ESOP common stock</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_GuaranteesReconciliationWarrantiesPerformanceGuaranteesIssued" xlink:label="UTX_GuaranteesReconciliationWarrantiesPerformanceGuaranteesIssued"/>
    <label xlink:type="resource" xlink:label="UTX_GuaranteesReconciliationWarrantiesPerformanceGuaranteesIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Amount represents the increase (decrease) to guarantees as a result of waranties issued product warranty</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_GuaranteesReconciliationWarrantiesPerformanceGuaranteesIssued" xlink:to="UTX_GuaranteesReconciliationWarrantiesPerformanceGuaranteesIssued_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_GuaranteesReconciliationWarrantiesPerformanceGuaranteesIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Warranties and performance guarantees issued</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_WarrantyGuaranteeSettlementsMade" xlink:label="UTX_WarrantyGuaranteeSettlementsMade"/>
    <label xlink:type="resource" xlink:label="UTX_WarrantyGuaranteeSettlementsMade_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Amount represents the settlements of warranties and performance guarantees</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_WarrantyGuaranteeSettlementsMade" xlink:to="UTX_WarrantyGuaranteeSettlementsMade_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_WarrantyGuaranteeSettlementsMade_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Settlements made</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_GuaranteeReconciliationOtherProductWarrantyGuaranteeActivity" xlink:label="UTX_GuaranteeReconciliationOtherProductWarrantyGuaranteeActivity"/>
    <label xlink:type="resource" xlink:label="UTX_GuaranteeReconciliationOtherProductWarrantyGuaranteeActivity_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Amount represents the increase (decrease) to guarantees as a result of other product warranty activity</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_GuaranteeReconciliationOtherProductWarrantyGuaranteeActivity" xlink:to="UTX_GuaranteeReconciliationOtherProductWarrantyGuaranteeActivity_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_GuaranteeReconciliationOtherProductWarrantyGuaranteeActivity_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Other product warranty guarantee activity</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_OperatingProfitRatio" xlink:label="UTX_OperatingProfitRatio"/>
    <label xlink:type="resource" xlink:label="UTX_OperatingProfitRatio_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Ratio of operating profit to revenue</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_OperatingProfitRatio" xlink:to="UTX_OperatingProfitRatio_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_OperatingProfitRatio_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Operating Profit Ratio</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_DescriptionCommercialBusinesses" xlink:label="UTX_DescriptionCommercialBusinesses"/>
    <label xlink:type="resource" xlink:label="UTX_DescriptionCommercialBusinesses_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Description of the Commercial Businesses within the Business Environment Section of the MD&amp;A.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_DescriptionCommercialBusinesses" xlink:to="UTX_DescriptionCommercialBusinesses_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_DescriptionCommercialBusinesses_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Description of Commercial Businesses</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_DescriptionAerospaceBusinesses" xlink:label="UTX_DescriptionAerospaceBusinesses"/>
    <label xlink:type="resource" xlink:label="UTX_DescriptionAerospaceBusinesses_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Description of the aerospace businesses within the Business Environment section of MD&amp;A</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_DescriptionAerospaceBusinesses" xlink:to="UTX_DescriptionAerospaceBusinesses_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_DescriptionAerospaceBusinesses_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Description of Aerospace Businesses</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_LongTermDebtSeriesDisclosure" xlink:label="UTX_LongTermDebtSeriesDisclosure"/>
    <label xlink:type="resource" xlink:label="UTX_LongTermDebtSeriesDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Disclosure of the principal, interest rate and maturity of each series of long-term debt</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_LongTermDebtSeriesDisclosure" xlink:to="UTX_LongTermDebtSeriesDisclosure_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_LongTermDebtSeriesDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Long Term Debt - Series Disclosure</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_LtDebtSeriesPrincipal" xlink:label="UTX_LtDebtSeriesPrincipal"/>
    <label xlink:type="resource" xlink:label="UTX_LtDebtSeriesPrincipal_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">LT Debt Series - Principal</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_LtDebtSeriesPrincipal" xlink:to="UTX_LtDebtSeriesPrincipal_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_LtDebtSeriesPrincipal_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Disclosure of the principal of each series of long-term debt</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_LtDebtSeriesInterestRate" xlink:label="UTX_LtDebtSeriesInterestRate"/>
    <label xlink:type="resource" xlink:label="UTX_LtDebtSeriesInterestRate_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Disclosure of the interest rate for each series of long-term debt</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_LtDebtSeriesInterestRate" xlink:to="UTX_LtDebtSeriesInterestRate_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_LtDebtSeriesInterestRate_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">LT Debt Series - Interest Rate</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_LtDebtSeriesMaturity" xlink:label="UTX_LtDebtSeriesMaturity"/>
    <label xlink:type="resource" xlink:label="UTX_LtDebtSeriesMaturity_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Disclosure of the maturity date of each series of long-term debt</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_LtDebtSeriesMaturity" xlink:to="UTX_LtDebtSeriesMaturity_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_LtDebtSeriesMaturity_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">LT Debt Series - Maturity</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_GrossIntangibleAssetPurchasedServiceContracts" xlink:label="UTX_GrossIntangibleAssetPurchasedServiceContracts"/>
    <label xlink:type="resource" xlink:label="UTX_GrossIntangibleAssetPurchasedServiceContracts_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">The gross carrying amount  in for purchase service contract intangible assets subject to amortization</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_GrossIntangibleAssetPurchasedServiceContracts" xlink:to="UTX_GrossIntangibleAssetPurchasedServiceContracts_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_GrossIntangibleAssetPurchasedServiceContracts_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Gross Intangible Asset - Purchased Service Contracts</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_CriticalAccountingEstimates" xlink:label="UTX_CriticalAccountingEstimates"/>
    <label xlink:type="resource" xlink:label="UTX_CriticalAccountingEstimates_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Critical Accounting Estimates</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_CriticalAccountingEstimates" xlink:to="UTX_CriticalAccountingEstimates_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_CriticalAccountingEstimates_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Disclosure that the preparation of the financial statements requires management to makes estimates that affect reported amounts</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_FinitelivedPurchasedServiceContracts" xlink:label="UTX_FinitelivedPurchasedServiceContracts"/>
    <label xlink:type="resource" xlink:label="UTX_FinitelivedPurchasedServiceContracts_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">The aggregate original costs for purchased service contracts intangible assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_FinitelivedPurchasedServiceContracts" xlink:to="UTX_FinitelivedPurchasedServiceContracts_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_FinitelivedPurchasedServiceContracts_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Finite-Lived - Purchased Service Contracts</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_AccumulatedAmortizationIntangibleAssetsPurchasedServiceContracts" xlink:label="UTX_AccumulatedAmortizationIntangibleAssetsPurchasedServiceContracts"/>
    <label xlink:type="resource" xlink:label="UTX_AccumulatedAmortizationIntangibleAssetsPurchasedServiceContracts_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">The cumulative amount of amortization, generally shown as a deduction from the recorded amount of finite-life purchased service contract intangible assets.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_AccumulatedAmortizationIntangibleAssetsPurchasedServiceContracts" xlink:to="UTX_AccumulatedAmortizationIntangibleAssetsPurchasedServiceContracts_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_AccumulatedAmortizationIntangibleAssetsPurchasedServiceContracts_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Accumulated Amortization - Intangible Assets Purchased service contracts</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_AccumulatedAmortizationIntangibleAssetsPatentsTrademarks" xlink:label="UTX_AccumulatedAmortizationIntangibleAssetsPatentsTrademarks"/>
    <label xlink:type="resource" xlink:label="UTX_AccumulatedAmortizationIntangibleAssetsPatentsTrademarks_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">The cumulative amount of amortization, generally shown as a deduction from the recorded amount of finite-life patents and trademarks intangible assets.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_AccumulatedAmortizationIntangibleAssetsPatentsTrademarks" xlink:to="UTX_AccumulatedAmortizationIntangibleAssetsPatentsTrademarks_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_AccumulatedAmortizationIntangibleAssetsPatentsTrademarks_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Accumulated Amortization - Intangible Assets - Patents and Trademarks</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_AccumulatedAmortizationIntangibleAssetsCustomerRelationships" xlink:label="UTX_AccumulatedAmortizationIntangibleAssetsCustomerRelationships"/>
    <label xlink:type="resource" xlink:label="UTX_AccumulatedAmortizationIntangibleAssetsCustomerRelationships_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">The cumulative amount of amortization, generally shown as a deduction from the recorded amount of finite-life customer relationship intangible assets.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_AccumulatedAmortizationIntangibleAssetsCustomerRelationships" xlink:to="UTX_AccumulatedAmortizationIntangibleAssetsCustomerRelationships_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_AccumulatedAmortizationIntangibleAssetsCustomerRelationships_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Accumulated Amortization - Intangible Assets - Customer Relationships</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_AccumulatedAmortizationIntangibleAssetsOther" xlink:label="UTX_AccumulatedAmortizationIntangibleAssetsOther"/>
    <label xlink:type="resource" xlink:label="UTX_AccumulatedAmortizationIntangibleAssetsOther_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">The cumulative amount of amortization, generally shown as a deduction from the recorded amount of finite-life other intangible assets.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_AccumulatedAmortizationIntangibleAssetsOther" xlink:to="UTX_AccumulatedAmortizationIntangibleAssetsOther_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_AccumulatedAmortizationIntangibleAssetsOther_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Accumulated Amortization - Intangible Assets - Other</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_BusinessAcquisitionsGoodwillResultingFromBusinessCombinations" xlink:label="UTX_BusinessAcquisitionsGoodwillResultingFromBusinessCombinations"/>
    <label xlink:type="resource" xlink:label="UTX_BusinessAcquisitionsGoodwillResultingFromBusinessCombinations_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">The total amount of goodwill created from the acquisition of companies</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_BusinessAcquisitionsGoodwillResultingFromBusinessCombinations" xlink:to="UTX_BusinessAcquisitionsGoodwillResultingFromBusinessCombinations_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_BusinessAcquisitionsGoodwillResultingFromBusinessCombinations_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Business Acquisitions - Goodwill Resulting from Business Combinations</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_BusinessAcquisitionsFxOnGoodwill" xlink:label="UTX_BusinessAcquisitionsFxOnGoodwill"/>
    <label xlink:type="resource" xlink:label="UTX_BusinessAcquisitionsFxOnGoodwill_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">The effect of foreign currency exchange rate changes on goodwill balances.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_BusinessAcquisitionsFxOnGoodwill" xlink:to="UTX_BusinessAcquisitionsFxOnGoodwill_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_BusinessAcquisitionsFxOnGoodwill_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Business Acquisitions - FX on Goodwill</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_BusinessAcquisitionsNetAssetsAcquired" xlink:label="UTX_BusinessAcquisitionsNetAssetsAcquired"/>
    <label xlink:type="resource" xlink:label="UTX_BusinessAcquisitionsNetAssetsAcquired_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Net assets acquired through a business acquisition</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_BusinessAcquisitionsNetAssetsAcquired" xlink:to="UTX_BusinessAcquisitionsNetAssetsAcquired_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_BusinessAcquisitionsNetAssetsAcquired_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Business Acquisitions - Net Assets Acquired</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_RevenueChangeRatio" xlink:label="UTX_RevenueChangeRatio"/>
    <label xlink:type="resource" xlink:label="UTX_RevenueChangeRatio_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Revenue Change Ratio</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_RevenueChangeRatio" xlink:to="UTX_RevenueChangeRatio_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_RevenueChangeRatio_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Ratio of the change in revenue in the current year from the prior year to the prior year revenue level.  May also be defined as the percent change in revenue</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_CostsExpensesGrossMarginDiscussion" xlink:label="UTX_CostsExpensesGrossMarginDiscussion"/>
    <label xlink:type="resource" xlink:label="UTX_CostsExpensesGrossMarginDiscussion_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Costs and Expenses - Gross Margin Discussion</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_CostsExpensesGrossMarginDiscussion" xlink:to="UTX_CostsExpensesGrossMarginDiscussion_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_CostsExpensesGrossMarginDiscussion_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Discussion of the factors driving changes in gross margin during the period </label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_GrossMarginToRevenueRatio" xlink:label="UTX_GrossMarginToRevenueRatio"/>
    <label xlink:type="resource" xlink:label="UTX_GrossMarginToRevenueRatio_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Ratio of gross margin to revenues.  May also be defined as the gross margin percent.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_GrossMarginToRevenueRatio" xlink:to="UTX_GrossMarginToRevenueRatio_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_GrossMarginToRevenueRatio_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Gross Margin to Revenue Ratio</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_CostsExpensesGrossMargin" xlink:label="UTX_CostsExpensesGrossMargin"/>
    <label xlink:type="resource" xlink:label="UTX_CostsExpensesGrossMargin_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Amount of product and service revenues less cost of products and services sold</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_CostsExpensesGrossMargin" xlink:to="UTX_CostsExpensesGrossMargin_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_CostsExpensesGrossMargin_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Costs and Expenses - Gross Margin</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_CostExpensesResearchDevelopment" xlink:label="UTX_CostExpensesResearchDevelopment"/>
    <label xlink:type="resource" xlink:label="UTX_CostExpensesResearchDevelopment_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Total amount of research and development costs</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_CostExpensesResearchDevelopment" xlink:to="UTX_CostExpensesResearchDevelopment_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_CostExpensesResearchDevelopment_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Cost and Expenses - Research and Development</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_CostExpensesCompanyfundedResearchDevelopment" xlink:label="UTX_CostExpensesCompanyfundedResearchDevelopment"/>
    <label xlink:type="resource" xlink:label="UTX_CostExpensesCompanyfundedResearchDevelopment_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Amount of company-funded research and development costs</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_CostExpensesCompanyfundedResearchDevelopment" xlink:to="UTX_CostExpensesCompanyfundedResearchDevelopment_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_CostExpensesCompanyfundedResearchDevelopment_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Cost and Expenses - Company-funded research and development</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_CostExpensesCustomerfundedResearchDevelopment" xlink:label="UTX_CostExpensesCustomerfundedResearchDevelopment"/>
    <label xlink:type="resource" xlink:label="UTX_CostExpensesCustomerfundedResearchDevelopment_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Amount of customer-funded research and development costs</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_CostExpensesCustomerfundedResearchDevelopment" xlink:to="UTX_CostExpensesCustomerfundedResearchDevelopment_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_CostExpensesCustomerfundedResearchDevelopment_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Cost and Expenses - Customer-funded research and development</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_CostExpensesResearchDevelopmentCostsToRevenuesRatio" xlink:label="UTX_CostExpensesResearchDevelopmentCostsToRevenuesRatio"/>
    <label xlink:type="resource" xlink:label="UTX_CostExpensesResearchDevelopmentCostsToRevenuesRatio_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Ratio of research and development cost to revenues.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_CostExpensesResearchDevelopmentCostsToRevenuesRatio" xlink:to="UTX_CostExpensesResearchDevelopmentCostsToRevenuesRatio_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_CostExpensesResearchDevelopmentCostsToRevenuesRatio_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Cost and Expenses - Research and Development Costs to Revenues Ratio</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_CostsExpensesCustomerFundedResearchDevelopmentCostToRevenuesRatio" xlink:label="UTX_CostsExpensesCustomerFundedResearchDevelopmentCostToRevenuesRatio"/>
    <label xlink:type="resource" xlink:label="UTX_CostsExpensesCustomerFundedResearchDevelopmentCostToRevenuesRatio_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Ratio of customer funded research and development cost to revenues.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_CostsExpensesCustomerFundedResearchDevelopmentCostToRevenuesRatio" xlink:to="UTX_CostsExpensesCustomerFundedResearchDevelopmentCostToRevenuesRatio_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_CostsExpensesCustomerFundedResearchDevelopmentCostToRevenuesRatio_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Costs and Expenses - Customer Funded Research and Development Cost to Revenues Ratio</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_CostsExpensesCompanyFundedResearchDevelopmentCostToRevenuesRatio" xlink:label="UTX_CostsExpensesCompanyFundedResearchDevelopmentCostToRevenuesRatio"/>
    <label xlink:type="resource" xlink:label="UTX_CostsExpensesCompanyFundedResearchDevelopmentCostToRevenuesRatio_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Ratio of company funded research and development cost to revenues.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_CostsExpensesCompanyFundedResearchDevelopmentCostToRevenuesRatio" xlink:to="UTX_CostsExpensesCompanyFundedResearchDevelopmentCostToRevenuesRatio_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_CostsExpensesCompanyFundedResearchDevelopmentCostToRevenuesRatio_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Costs and Expenses - Company Funded Research and Development Cost to Revenues Ratio</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_CostExpensesResearchDevelopmentDiscussion" xlink:label="UTX_CostExpensesResearchDevelopmentDiscussion"/>
    <label xlink:type="resource" xlink:label="UTX_CostExpensesResearchDevelopmentDiscussion_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Discussion of the nature and amount of research and development costs</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_CostExpensesResearchDevelopmentDiscussion" xlink:to="UTX_CostExpensesResearchDevelopmentDiscussion_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_CostExpensesResearchDevelopmentDiscussion_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Cost and Expenses - Research and Development Discussion</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_CostExpensesSelllingGeneralAdministrativeDiscussion" xlink:label="UTX_CostExpensesSelllingGeneralAdministrativeDiscussion"/>
    <label xlink:type="resource" xlink:label="UTX_CostExpensesSelllingGeneralAdministrativeDiscussion_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Discussion of the changes in amount of selling, general and administrative costs</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_CostExpensesSelllingGeneralAdministrativeDiscussion" xlink:to="UTX_CostExpensesSelllingGeneralAdministrativeDiscussion_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_CostExpensesSelllingGeneralAdministrativeDiscussion_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Cost and Expenses - Sellling General and Administrative Discussion</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_CostsExpensesSellingGeneralAdministriveCostsToRevenueRatio" xlink:label="UTX_CostsExpensesSellingGeneralAdministriveCostsToRevenueRatio"/>
    <label xlink:type="resource" xlink:label="UTX_CostsExpensesSellingGeneralAdministriveCostsToRevenueRatio_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Ratio of selling, general and administrative costs to revenues.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_CostsExpensesSellingGeneralAdministriveCostsToRevenueRatio" xlink:to="UTX_CostsExpensesSellingGeneralAdministriveCostsToRevenueRatio_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_CostsExpensesSellingGeneralAdministriveCostsToRevenueRatio_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Costs and Expenses - Selling General and Administrive Costs to Revenue Ratio</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_CostsExpensesInterestExpenseDiscussion" xlink:label="UTX_CostsExpensesInterestExpenseDiscussion"/>
    <label xlink:type="resource" xlink:label="UTX_CostsExpensesInterestExpenseDiscussion_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Discussion of the changes in amount of interest expense</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_CostsExpensesInterestExpenseDiscussion" xlink:to="UTX_CostsExpensesInterestExpenseDiscussion_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_CostsExpensesInterestExpenseDiscussion_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Costs and Expenses - Interest Expense Discussion</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_NetIncomeDiscussion" xlink:label="UTX_NetIncomeDiscussion"/>
    <label xlink:type="resource" xlink:label="UTX_NetIncomeDiscussion_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Discussion of the factors having a material impact on net income, not addressed elsewhere in management's discussion and analysis</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_NetIncomeDiscussion" xlink:to="UTX_NetIncomeDiscussion_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_NetIncomeDiscussion_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Net Income Discussion</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_LiquidityDiscussionTotalDebt" xlink:label="UTX_LiquidityDiscussionTotalDebt"/>
    <label xlink:type="resource" xlink:label="UTX_LiquidityDiscussionTotalDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Total amount of short and long term debt and borrowings</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_LiquidityDiscussionTotalDebt" xlink:to="UTX_LiquidityDiscussionTotalDebt_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_LiquidityDiscussionTotalDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Liquidity Discussion - Total Debt</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_LiquidityDiscussionNetDebt" xlink:label="UTX_LiquidityDiscussionNetDebt"/>
    <label xlink:type="resource" xlink:label="UTX_LiquidityDiscussionNetDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Total debt, less amount of cash and cash equivalents</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_LiquidityDiscussionNetDebt" xlink:to="UTX_LiquidityDiscussionNetDebt_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_LiquidityDiscussionNetDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Liquidity Discussion - Net Debt</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_LiquidityDiscussionTotalCapitalization" xlink:label="UTX_LiquidityDiscussionTotalCapitalization"/>
    <label xlink:type="resource" xlink:label="UTX_LiquidityDiscussionTotalCapitalization_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Liquidity Discussion - Total Capitalization</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_LiquidityDiscussionTotalCapitalization" xlink:to="UTX_LiquidityDiscussionTotalCapitalization_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_LiquidityDiscussionTotalCapitalization_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Total debt pluss shareowners' equity</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_LiquidityDiscussionNetCapitalization" xlink:label="UTX_LiquidityDiscussionNetCapitalization"/>
    <label xlink:type="resource" xlink:label="UTX_LiquidityDiscussionNetCapitalization_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Total of total debt plus shareowners' equity, less amount of cash and cash equivalents</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_LiquidityDiscussionNetCapitalization" xlink:to="UTX_LiquidityDiscussionNetCapitalization_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_LiquidityDiscussionNetCapitalization_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Liquidity Discussion - Net Capitalization</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_ControlsProceduresDiscussion" xlink:label="UTX_ControlsProceduresDiscussion"/>
    <label xlink:type="resource" xlink:label="UTX_ControlsProceduresDiscussion_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Discussion of the controls and procedures in place and any material changes during the period</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_ControlsProceduresDiscussion" xlink:to="UTX_ControlsProceduresDiscussion_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_ControlsProceduresDiscussion_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Controls and Procedures Discussion</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_OtherInformation" xlink:label="UTX_OtherInformation"/>
    <label xlink:type="resource" xlink:label="UTX_OtherInformation_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Other information discussed</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_OtherInformation" xlink:to="UTX_OtherInformation_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_OtherInformation_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Other Information</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_LegalProceedings" xlink:label="UTX_LegalProceedings"/>
    <label xlink:type="resource" xlink:label="UTX_LegalProceedings_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Discussion of material legal proceedings</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_LegalProceedings" xlink:to="UTX_LegalProceedings_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_LegalProceedings_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Legal Proceedings</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_UnregisteredSalesEquitySecuritiesUseProceeds" xlink:label="UTX_UnregisteredSalesEquitySecuritiesUseProceeds"/>
    <label xlink:type="resource" xlink:label="UTX_UnregisteredSalesEquitySecuritiesUseProceeds_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Discussion of purchases of equity securities and the use of the related proceeds</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_UnregisteredSalesEquitySecuritiesUseProceeds" xlink:to="UTX_UnregisteredSalesEquitySecuritiesUseProceeds_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_UnregisteredSalesEquitySecuritiesUseProceeds_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Unregistered Sales of Equity Securities and Use of Proceeds</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_StockRepurchase" xlink:label="UTX_StockRepurchase"/>
    <label xlink:type="resource" xlink:label="UTX_StockRepurchase_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Stock Repurchase</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_StockRepurchase" xlink:to="UTX_StockRepurchase_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_StockRepurchase_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Information about periodic company stock repurchases, in tabular format</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_StockRepurchaseSharesRepurchased" xlink:label="UTX_StockRepurchaseSharesRepurchased"/>
    <label xlink:type="resource" xlink:label="UTX_StockRepurchaseSharesRepurchased_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Number of shares repurchased by the company</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_StockRepurchaseSharesRepurchased" xlink:to="UTX_StockRepurchaseSharesRepurchased_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_StockRepurchaseSharesRepurchased_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Stock Repurchase - Shares Repurchased</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_StockRepurchaseAveragePricePaidPerShare" xlink:label="UTX_StockRepurchaseAveragePricePaidPerShare"/>
    <label xlink:type="resource" xlink:label="UTX_StockRepurchaseAveragePricePaidPerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Average price per share of shares of stock repurchased by the company</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_StockRepurchaseAveragePricePaidPerShare" xlink:to="UTX_StockRepurchaseAveragePricePaidPerShare_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_StockRepurchaseAveragePricePaidPerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Stock Repurchase - Average Price Paid Per Share</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_StockRepurchaseSharesAsPubliclyAnnounced" xlink:label="UTX_StockRepurchaseSharesAsPubliclyAnnounced"/>
    <label xlink:type="resource" xlink:label="UTX_StockRepurchaseSharesAsPubliclyAnnounced_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Total number of shares purchased as part of a publicly announced program</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_StockRepurchaseSharesAsPubliclyAnnounced" xlink:to="UTX_StockRepurchaseSharesAsPubliclyAnnounced_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_StockRepurchaseSharesAsPubliclyAnnounced_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Stock Repurchase - Shares as Publicly Announced</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_StockRepurchaseMaximumNumberSharesThatMayYetBePurchased" xlink:label="UTX_StockRepurchaseMaximumNumberSharesThatMayYetBePurchased"/>
    <label xlink:type="resource" xlink:label="UTX_StockRepurchaseMaximumNumberSharesThatMayYetBePurchased_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">The remaining number of shares that may be purchased under the stock repurchase program</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_StockRepurchaseMaximumNumberSharesThatMayYetBePurchased" xlink:to="UTX_StockRepurchaseMaximumNumberSharesThatMayYetBePurchased_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_StockRepurchaseMaximumNumberSharesThatMayYetBePurchased_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Stock Repurchase - Maximum Number of Shares that may yet be Purchased</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_Exhibits" xlink:label="UTX_Exhibits"/>
    <label xlink:type="resource" xlink:label="UTX_Exhibits_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Exhibits to the filing document</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_Exhibits" xlink:to="UTX_Exhibits_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_Exhibits_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Exhibits</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_ExhibitName" xlink:label="UTX_ExhibitName"/>
    <label xlink:type="resource" xlink:label="UTX_ExhibitName_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Name, or number, of the exhibit</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_ExhibitName" xlink:to="UTX_ExhibitName_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_ExhibitName_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Exhibit Name</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_ExhibitDescription" xlink:label="UTX_ExhibitDescription"/>
    <label xlink:type="resource" xlink:label="UTX_ExhibitDescription_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Description of the related exhibit</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_ExhibitDescription" xlink:to="UTX_ExhibitDescription_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_ExhibitDescription_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Exhibit Description</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_Signatures" xlink:label="UTX_Signatures"/>
    <label xlink:type="resource" xlink:label="UTX_Signatures_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Information contained in the signatures section of the filing document</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_Signatures" xlink:to="UTX_Signatures_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_Signatures_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Signatures</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_SignatureStatement" xlink:label="UTX_SignatureStatement"/>
    <label xlink:type="resource" xlink:label="UTX_SignatureStatement_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Statement of the authorization of filing of the related document</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_SignatureStatement" xlink:to="UTX_SignatureStatement_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_SignatureStatement_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Signature Statement</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_Signatories" xlink:label="UTX_Signatories"/>
    <label xlink:type="resource" xlink:label="UTX_Signatories_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Signatories</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_Signatories" xlink:to="UTX_Signatories_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_Signatories_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Name, title and signing date of each of the signatories</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_SignatureDate" xlink:label="UTX_SignatureDate"/>
    <label xlink:type="resource" xlink:label="UTX_SignatureDate_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Date of the signature</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_SignatureDate" xlink:to="UTX_SignatureDate_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_SignatureDate_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Signature - Date</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_SignatureSignature" xlink:label="UTX_SignatureSignature"/>
    <label xlink:type="resource" xlink:label="UTX_SignatureSignature_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Electronic signature</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_SignatureSignature" xlink:to="UTX_SignatureSignature_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_SignatureSignature_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Signature - Signature</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_SignatureName" xlink:label="UTX_SignatureName"/>
    <label xlink:type="resource" xlink:label="UTX_SignatureName_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Name of the signatory</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_SignatureName" xlink:to="UTX_SignatureName_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_SignatureName_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Signature - Name</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_SignatureTitle" xlink:label="UTX_SignatureTitle"/>
    <label xlink:type="resource" xlink:label="UTX_SignatureTitle_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Official title of the signatory</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_SignatureTitle" xlink:to="UTX_SignatureTitle_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_SignatureTitle_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Signature - Title</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_ComputationRatioEarningsToFixedCharges" xlink:label="UTX_ComputationRatioEarningsToFixedCharges"/>
    <label xlink:type="resource" xlink:label="UTX_ComputationRatioEarningsToFixedCharges_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Exhibit 12:  Statement re: Computation of Ratio of Earnings to Fixed Charges</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_ComputationRatioEarningsToFixedCharges" xlink:to="UTX_ComputationRatioEarningsToFixedCharges_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_ComputationRatioEarningsToFixedCharges_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Computation of Ratio of Earnings to Fixed Charges</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_Exhibit12InterestCapitalized" xlink:label="UTX_Exhibit12InterestCapitalized"/>
    <label xlink:type="resource" xlink:label="UTX_Exhibit12InterestCapitalized_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Amount of interest capitalized</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_Exhibit12InterestCapitalized" xlink:to="UTX_Exhibit12InterestCapitalized_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_Exhibit12InterestCapitalized_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Exhibit 12 - Interest Capitalized</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_Exhibit12OnethirdRents" xlink:label="UTX_Exhibit12OnethirdRents"/>
    <label xlink:type="resource" xlink:label="UTX_Exhibit12OnethirdRents_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">One third of rental costs, fixed charges.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_Exhibit12OnethirdRents" xlink:to="UTX_Exhibit12OnethirdRents_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_Exhibit12OnethirdRents_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Exhibit 12 - One-Third of Rents</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_Exhibit12TotalFixedCharges" xlink:label="UTX_Exhibit12TotalFixedCharges"/>
    <label xlink:type="resource" xlink:label="UTX_Exhibit12TotalFixedCharges_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Total fixed charges is total interest expense, plus interest capitalized, plus one-third of rents</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_Exhibit12TotalFixedCharges" xlink:to="UTX_Exhibit12TotalFixedCharges_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_Exhibit12TotalFixedCharges_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Exhibit 12 - Total Fixed Charges</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_Exhibit12TotalEarnings" xlink:label="UTX_Exhibit12TotalEarnings"/>
    <label xlink:type="resource" xlink:label="UTX_Exhibit12TotalEarnings_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">For purposes of Exhibit 12, total earnings is income before income taxes and minority interest, plus Total Fixed Charges, plus amortization of interest capitalized, less interest capitalized</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_Exhibit12TotalEarnings" xlink:to="UTX_Exhibit12TotalEarnings_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_Exhibit12TotalEarnings_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Exhibit 12 - Total Earnings</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_Exhibit12AmortizationInterestCapitalized" xlink:label="UTX_Exhibit12AmortizationInterestCapitalized"/>
    <label xlink:type="resource" xlink:label="UTX_Exhibit12AmortizationInterestCapitalized_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Amount of capitalized interest amortized</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_Exhibit12AmortizationInterestCapitalized" xlink:to="UTX_Exhibit12AmortizationInterestCapitalized_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_Exhibit12AmortizationInterestCapitalized_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Exhibit 12 - Amortization of interest capitalized</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_Exhibit12RatioEarningsToFixedCharges" xlink:label="UTX_Exhibit12RatioEarningsToFixedCharges"/>
    <label xlink:type="resource" xlink:label="UTX_Exhibit12RatioEarningsToFixedCharges_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Ratio of earnings to fixed charges, as calculated in Exhibit 12</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_Exhibit12RatioEarningsToFixedCharges" xlink:to="UTX_Exhibit12RatioEarningsToFixedCharges_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_Exhibit12RatioEarningsToFixedCharges_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Exhibit 12 - Ratio of earnings to fixed charges</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_IndependentAccountantReportIntro" xlink:label="UTX_IndependentAccountantReportIntro"/>
    <label xlink:type="resource" xlink:label="UTX_IndependentAccountantReportIntro_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Introduction to the report of the independent accountants which describes the professional standards applied by the accountants, type of report delivered, and periods covered by the report</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_IndependentAccountantReportIntro" xlink:to="UTX_IndependentAccountantReportIntro_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_IndependentAccountantReportIntro_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Independent Accountant Report Intro</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_IndependentAccountantConsent" xlink:label="UTX_IndependentAccountantConsent"/>
    <label xlink:type="resource" xlink:label="UTX_IndependentAccountantConsent_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Narrative body of the consent report issued by the independent accountants</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_IndependentAccountantConsent" xlink:to="UTX_IndependentAccountantConsent_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_IndependentAccountantConsent_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Independent Accountant Consent</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_Section1350Certifications" xlink:label="UTX_Section1350Certifications"/>
    <label xlink:type="resource" xlink:label="UTX_Section1350Certifications_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Section 1350 Certifications</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_Section1350Certifications" xlink:to="UTX_Section1350Certifications_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_Section1350Certifications_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Section 1350 Certifications persuant to Section 906 of the Sarbanes-Oxley Act of 2002</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_PrincipalFinancialOfficerVicePresidentFinance" xlink:label="UTX_PrincipalFinancialOfficerVicePresidentFinance"/>
    <label xlink:type="resource" xlink:label="UTX_PrincipalFinancialOfficerVicePresidentFinance_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">The Principal Executive Officer/Principal Financial Officer certifying the financial statements of a given entity as required by the SEC; detail to include title, signature and other relevant data; multiple values are allowed.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_PrincipalFinancialOfficerVicePresidentFinance" xlink:to="UTX_PrincipalFinancialOfficerVicePresidentFinance_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_PrincipalFinancialOfficerVicePresidentFinance_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Principal Financial Officer - Vice President Finance</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_SignatureVicePresidentFinance" xlink:label="UTX_SignatureVicePresidentFinance"/>
    <label xlink:type="resource" xlink:label="UTX_SignatureVicePresidentFinance_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Signature of Principal Financial Officer - Vice President of Finance</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_SignatureVicePresidentFinance" xlink:to="UTX_SignatureVicePresidentFinance_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_SignatureVicePresidentFinance_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Signature - Vice President Finance</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_NameVicePresidentFinance" xlink:label="UTX_NameVicePresidentFinance"/>
    <label xlink:type="resource" xlink:label="UTX_NameVicePresidentFinance_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Name of the Principal Financial Officer - Vice President Finance</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_NameVicePresidentFinance" xlink:to="UTX_NameVicePresidentFinance_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_NameVicePresidentFinance_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Name - Vice President Finance</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_TitlepositionVicePresidentFinance" xlink:label="UTX_TitlepositionVicePresidentFinance"/>
    <label xlink:type="resource" xlink:label="UTX_TitlepositionVicePresidentFinance_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Title of the Principal Financial Officer - Vice President of Finance</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_TitlepositionVicePresidentFinance" xlink:to="UTX_TitlepositionVicePresidentFinance_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_TitlepositionVicePresidentFinance_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Title/Position - Vice President Finance</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_DateCertificationVicePresidentFinance" xlink:label="UTX_DateCertificationVicePresidentFinance"/>
    <label xlink:type="resource" xlink:label="UTX_DateCertificationVicePresidentFinance_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Date of the certification by the Vice President of Finance</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_DateCertificationVicePresidentFinance" xlink:to="UTX_DateCertificationVicePresidentFinance_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_DateCertificationVicePresidentFinance_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Date of Certification - Vice President Finance</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_PrincipalFinancialOfficerVicePresidentAccountingControl" xlink:label="UTX_PrincipalFinancialOfficerVicePresidentAccountingControl"/>
    <label xlink:type="resource" xlink:label="UTX_PrincipalFinancialOfficerVicePresidentAccountingControl_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Principal Financial Officer - Vice President Accounting Control</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_PrincipalFinancialOfficerVicePresidentAccountingControl" xlink:to="UTX_PrincipalFinancialOfficerVicePresidentAccountingControl_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_PrincipalFinancialOfficerVicePresidentAccountingControl_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">The Principal Executive Officer/Principal Financial Officer certifying the financial statements of a given entity as required by the SEC; detail to include title, signature and other relevant data; multiple values are allowed.</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_SignatureVicePresidentAccountingControl" xlink:label="UTX_SignatureVicePresidentAccountingControl"/>
    <label xlink:type="resource" xlink:label="UTX_SignatureVicePresidentAccountingControl_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Signature of the Principal Financial Officer - Vice President Accounting Control</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_SignatureVicePresidentAccountingControl" xlink:to="UTX_SignatureVicePresidentAccountingControl_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_SignatureVicePresidentAccountingControl_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Signature - Vice President Accounting Control</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_NameVicePresidentAccountingControl" xlink:label="UTX_NameVicePresidentAccountingControl"/>
    <label xlink:type="resource" xlink:label="UTX_NameVicePresidentAccountingControl_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Name of the Principal Financial Officer - Vice President Accounting Control</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_NameVicePresidentAccountingControl" xlink:to="UTX_NameVicePresidentAccountingControl_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_NameVicePresidentAccountingControl_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Name - Vice President Accounting Control</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_TitlepositionVicePresidentAccountingControl" xlink:label="UTX_TitlepositionVicePresidentAccountingControl"/>
    <label xlink:type="resource" xlink:label="UTX_TitlepositionVicePresidentAccountingControl_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Title of the Principal Financial Officer - Vice President Accounting Control</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_TitlepositionVicePresidentAccountingControl" xlink:to="UTX_TitlepositionVicePresidentAccountingControl_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_TitlepositionVicePresidentAccountingControl_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Title/Position - Vice President Accounting Control</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_DateCertificationVicePresidentAccountingControl" xlink:label="UTX_DateCertificationVicePresidentAccountingControl"/>
    <label xlink:type="resource" xlink:label="UTX_DateCertificationVicePresidentAccountingControl_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Date of the certification of the Principal Financial Officer - Vice President Accounting Control</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_DateCertificationVicePresidentAccountingControl" xlink:to="UTX_DateCertificationVicePresidentAccountingControl_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_DateCertificationVicePresidentAccountingControl_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Date of Certification - Vice President Accounting Control</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_AccountantsConsent" xlink:label="UTX_AccountantsConsent"/>
    <label xlink:type="resource" xlink:label="UTX_AccountantsConsent_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Exhibit - Consent of the independent accountants</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_AccountantsConsent" xlink:to="UTX_AccountantsConsent_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_AccountantsConsent_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Accountants Consent</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_LongtermDebtSeries2010" xlink:label="UTX_LongtermDebtSeries2010"/>
    <label xlink:type="resource" xlink:label="UTX_LongtermDebtSeries2010_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Information about series of long-term debt due May, 2010</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_LongtermDebtSeries2010" xlink:to="UTX_LongtermDebtSeries2010_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_LongtermDebtSeries2010_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Long-Term Debt - Series 2010</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_LtDebtSeries2010Principal" xlink:label="UTX_LtDebtSeries2010Principal"/>
    <label xlink:type="resource" xlink:label="UTX_LtDebtSeries2010Principal_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Disclosure of the principal of the series of long-term debt due May, 2010</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_LtDebtSeries2010Principal" xlink:to="UTX_LtDebtSeries2010Principal_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_LtDebtSeries2010Principal_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">LT Debt Series 2010 - Principal</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_LongtermDebtSeries2015" xlink:label="UTX_LongtermDebtSeries2015"/>
    <label xlink:type="resource" xlink:label="UTX_LongtermDebtSeries2015_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Information about series of long-term debt due May, 2015</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_LongtermDebtSeries2015" xlink:to="UTX_LongtermDebtSeries2015_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_LongtermDebtSeries2015_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Long-Term Debt - Series 2015</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_LongtermDebtSeries2035" xlink:label="UTX_LongtermDebtSeries2035"/>
    <label xlink:type="resource" xlink:label="UTX_LongtermDebtSeries2035_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Information about series of long-term debt due May, 2035</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_LongtermDebtSeries2035" xlink:to="UTX_LongtermDebtSeries2035_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_LongtermDebtSeries2035_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Long-Term Debt - Series 2035</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_LtDebtSeries2015Principal" xlink:label="UTX_LtDebtSeries2015Principal"/>
    <label xlink:type="resource" xlink:label="UTX_LtDebtSeries2015Principal_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Disclosure of the principal of the series of long-term debt due May, 2015</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_LtDebtSeries2015Principal" xlink:to="UTX_LtDebtSeries2015Principal_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_LtDebtSeries2015Principal_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">LT Debt Series 2015 - Principal</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_LtDebtSeries2035Principal" xlink:label="UTX_LtDebtSeries2035Principal"/>
    <label xlink:type="resource" xlink:label="UTX_LtDebtSeries2035Principal_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Disclosure of the principal of the series of long-term debt due May, 2035</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_LtDebtSeries2035Principal" xlink:to="UTX_LtDebtSeries2035Principal_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_LtDebtSeries2035Principal_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">LT Debt Series 2035 - Principal</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_LtDebtSeries2010InterestRate" xlink:label="UTX_LtDebtSeries2010InterestRate"/>
    <label xlink:type="resource" xlink:label="UTX_LtDebtSeries2010InterestRate_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Disclosure of the interest rate of the series of long-term debt due May, 2010</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_LtDebtSeries2010InterestRate" xlink:to="UTX_LtDebtSeries2010InterestRate_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_LtDebtSeries2010InterestRate_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">LT Debt Series 2010 - Interest Rate</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_LtDebtSeries2015InterestRate" xlink:label="UTX_LtDebtSeries2015InterestRate"/>
    <label xlink:type="resource" xlink:label="UTX_LtDebtSeries2015InterestRate_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Disclosure of the interest rate of the series of long-term debt due May, 2015</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_LtDebtSeries2015InterestRate" xlink:to="UTX_LtDebtSeries2015InterestRate_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_LtDebtSeries2015InterestRate_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">LT Debt Series 2015 - Interest Rate</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_LtDebtSeries2035InterestRate" xlink:label="UTX_LtDebtSeries2035InterestRate"/>
    <label xlink:type="resource" xlink:label="UTX_LtDebtSeries2035InterestRate_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Disclosure of the interst rate of the series of long-term debt due May, 2035</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_LtDebtSeries2035InterestRate" xlink:to="UTX_LtDebtSeries2035InterestRate_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_LtDebtSeries2035InterestRate_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">LT Debt Series 2035 - Interest Rate</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_LtDebtSeries2010MaturityDate" xlink:label="UTX_LtDebtSeries2010MaturityDate"/>
    <label xlink:type="resource" xlink:label="UTX_LtDebtSeries2010MaturityDate_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Disclosure of the maturity date of the series of long-term debt due May, 2010</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_LtDebtSeries2010MaturityDate" xlink:to="UTX_LtDebtSeries2010MaturityDate_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_LtDebtSeries2010MaturityDate_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">LT Debt Series 2010 - Maturity Date</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_LtDebtSeries2015MaturityDate" xlink:label="UTX_LtDebtSeries2015MaturityDate"/>
    <label xlink:type="resource" xlink:label="UTX_LtDebtSeries2015MaturityDate_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Disclosure of the maturity date of the series of long-term debt due May, 2015</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_LtDebtSeries2015MaturityDate" xlink:to="UTX_LtDebtSeries2015MaturityDate_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_LtDebtSeries2015MaturityDate_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">LT Debt Series 2015 - Maturity Date</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_LtDebtSeries2035MaturityDate" xlink:label="UTX_LtDebtSeries2035MaturityDate"/>
    <label xlink:type="resource" xlink:label="UTX_LtDebtSeries2035MaturityDate_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Disclosure of the maturity date of the series of long-term debt due May, 2035</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_LtDebtSeries2035MaturityDate" xlink:to="UTX_LtDebtSeries2035MaturityDate_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_LtDebtSeries2035MaturityDate_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">LT Debt Series 2035 - Maturity Date</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_ReportAccountants" xlink:label="UTX_ReportAccountants"/>
    <label xlink:type="resource" xlink:label="UTX_ReportAccountants_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Information about the report of the independent accountants</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_ReportAccountants" xlink:to="UTX_ReportAccountants_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_ReportAccountants_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Report of Accountants</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_ReportAccountantsAccountantsInformation" xlink:label="UTX_ReportAccountantsAccountantsInformation"/>
    <label xlink:type="resource" xlink:label="UTX_ReportAccountantsAccountantsInformation_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Information about the accounts providing the report included with the financial statements</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_ReportAccountantsAccountantsInformation" xlink:to="UTX_ReportAccountantsAccountantsInformation_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_ReportAccountantsAccountantsInformation_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Report of Accountants - Accountants Information</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_AccountantsInformationName" xlink:label="UTX_AccountantsInformationName"/>
    <label xlink:type="resource" xlink:label="UTX_AccountantsInformationName_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Name of the independent accountant/accounting firm who issued the Accountants Report.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_AccountantsInformationName" xlink:to="UTX_AccountantsInformationName_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_AccountantsInformationName_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Accountants Information - Name</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_AccountantsInformationSignature" xlink:label="UTX_AccountantsInformationSignature"/>
    <label xlink:type="resource" xlink:label="UTX_AccountantsInformationSignature_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Signature of the independent accountant/accounting firm.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_AccountantsInformationSignature" xlink:to="UTX_AccountantsInformationSignature_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_AccountantsInformationSignature_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Accountants Information - Signature</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_AccountantsInformationAddress" xlink:label="UTX_AccountantsInformationAddress"/>
    <label xlink:type="resource" xlink:label="UTX_AccountantsInformationAddress_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Section which contains the independent accountant/accounting firm's address information.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_AccountantsInformationAddress" xlink:to="UTX_AccountantsInformationAddress_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_AccountantsInformationAddress_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Accountants Information - Address</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_AccountantsInformationAddressCity" xlink:label="UTX_AccountantsInformationAddressCity"/>
    <label xlink:type="resource" xlink:label="UTX_AccountantsInformationAddressCity_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">City of the independent accountant/accounting firm issuing the report.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_AccountantsInformationAddressCity" xlink:to="UTX_AccountantsInformationAddressCity_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_AccountantsInformationAddressCity_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Accountants Information - Address - City</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_AccountantsInformationAddressState" xlink:label="UTX_AccountantsInformationAddressState"/>
    <label xlink:type="resource" xlink:label="UTX_AccountantsInformationAddressState_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">State of the independent accountant/accounting firm issuing the report.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_AccountantsInformationAddressState" xlink:to="UTX_AccountantsInformationAddressState_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_AccountantsInformationAddressState_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Accountants Information - Address - State</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_ReportAccountantsReportInformation" xlink:label="UTX_ReportAccountantsReportInformation"/>
    <label xlink:type="resource" xlink:label="UTX_ReportAccountantsReportInformation_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Information contained in and which describes the specific Accountants Report issued.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_ReportAccountantsReportInformation" xlink:to="UTX_ReportAccountantsReportInformation_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_ReportAccountantsReportInformation_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Report of Accountants - Report Information</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_ReportInformationTitleReport" xlink:label="UTX_ReportInformationTitleReport"/>
    <label xlink:type="resource" xlink:label="UTX_ReportInformationTitleReport_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Title which appears on the Accountants Report.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_ReportInformationTitleReport" xlink:to="UTX_ReportInformationTitleReport_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_ReportInformationTitleReport_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Report Information - Title of Report</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_ReportInformationReportType" xlink:label="UTX_ReportInformationReportType"/>
    <label xlink:type="resource" xlink:label="UTX_ReportInformationReportType_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Type of independent Accountants Report issued.  Examples are audit, review, or compilation.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_ReportInformationReportType" xlink:to="UTX_ReportInformationReportType_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_ReportInformationReportType_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Report Information - Report Type</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_ReportInformationStatementsCovered" xlink:label="UTX_ReportInformationStatementsCovered"/>
    <label xlink:type="resource" xlink:label="UTX_ReportInformationStatementsCovered_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Section which describes the statements covered by the Accountants Report.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_ReportInformationStatementsCovered" xlink:to="UTX_ReportInformationStatementsCovered_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_ReportInformationStatementsCovered_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Report Information - Statements Covered</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_StatementsCoveredBalanceSheetDate" xlink:label="UTX_StatementsCoveredBalanceSheetDate"/>
    <label xlink:type="resource" xlink:label="UTX_StatementsCoveredBalanceSheetDate_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">The date of the Statement of Financial Position to which the accountants report applies.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_StatementsCoveredBalanceSheetDate" xlink:to="UTX_StatementsCoveredBalanceSheetDate_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_StatementsCoveredBalanceSheetDate_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Statements Covered - Balance Sheet Date</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_StatementsCoveredIncomeStatementPeriod" xlink:label="UTX_StatementsCoveredIncomeStatementPeriod"/>
    <label xlink:type="resource" xlink:label="UTX_StatementsCoveredIncomeStatementPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">The period covered by the Statement of Income to which the accountants report applies.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_StatementsCoveredIncomeStatementPeriod" xlink:to="UTX_StatementsCoveredIncomeStatementPeriod_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_StatementsCoveredIncomeStatementPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Statements Covered - Income Statement Period</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_StatementsCoveredCashFlowsStatementPeriod" xlink:label="UTX_StatementsCoveredCashFlowsStatementPeriod"/>
    <label xlink:type="resource" xlink:label="UTX_StatementsCoveredCashFlowsStatementPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">The period covered by the Statement of Cash Flows  to which the accountants report applies.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_StatementsCoveredCashFlowsStatementPeriod" xlink:to="UTX_StatementsCoveredCashFlowsStatementPeriod_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_StatementsCoveredCashFlowsStatementPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Statements Covered - Cash Flows Statement Period</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_ReportInformationReportingMethod" xlink:label="UTX_ReportInformationReportingMethod"/>
    <label xlink:type="resource" xlink:label="UTX_ReportInformationReportingMethod_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Reporting method used to prepare financial statements covered by the Accountants Report:  GAAP, Cash, Modified Cash, Tax or OCBOA</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_ReportInformationReportingMethod" xlink:to="UTX_ReportInformationReportingMethod_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_ReportInformationReportingMethod_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Report Information - Reporting Method</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_ReportInformationReportDate" xlink:label="UTX_ReportInformationReportDate"/>
    <label xlink:type="resource" xlink:label="UTX_ReportInformationReportDate_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Report issue date of the Accountants Report.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_ReportInformationReportDate" xlink:to="UTX_ReportInformationReportDate_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_ReportInformationReportDate_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Report Information - Report Date</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_ReportInformationAccountingStandardsApplied" xlink:label="UTX_ReportInformationAccountingStandardsApplied"/>
    <label xlink:type="resource" xlink:label="UTX_ReportInformationAccountingStandardsApplied_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Accounting standards applied in preparing the financial statements covered by the Accountants Report:  US GAAP, Canadian GAAP, etc.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_ReportInformationAccountingStandardsApplied" xlink:to="UTX_ReportInformationAccountingStandardsApplied_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_ReportInformationAccountingStandardsApplied_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Report Information - Accounting Standards Applied</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_ReportInformationReportBody" xlink:label="UTX_ReportInformationReportBody"/>
    <label xlink:type="resource" xlink:label="UTX_ReportInformationReportBody_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Section which contains the paragraphs which make up the body of the Accountants Report.  This tag is to be used when the entire Accountants Report is to be listed together (i.e. not broken out by paragraph).</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_ReportInformationReportBody" xlink:to="UTX_ReportInformationReportBody_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_ReportInformationReportBody_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Report Information - Report Body</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_ReportInformationAddressee" xlink:label="UTX_ReportInformationAddressee"/>
    <label xlink:type="resource" xlink:label="UTX_ReportInformationAddressee_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Addressee of the Accountants Report.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_ReportInformationAddressee" xlink:to="UTX_ReportInformationAddressee_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_ReportInformationAddressee_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Report Information - Addressee</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_ExhibitIndex" xlink:label="UTX_ExhibitIndex"/>
    <label xlink:type="resource" xlink:label="UTX_ExhibitIndex_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Exhibit index information</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_ExhibitIndex" xlink:to="UTX_ExhibitIndex_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_ExhibitIndex_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Exhibit Index</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_ExhibitIndexExhibit12" xlink:label="UTX_ExhibitIndexExhibit12"/>
    <label xlink:type="resource" xlink:label="UTX_ExhibitIndexExhibit12_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Description of Exhibit 12</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_ExhibitIndexExhibit12" xlink:to="UTX_ExhibitIndexExhibit12_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_ExhibitIndexExhibit12_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Exhibit Index - Exhibit 12</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_ExhibitIndexExhibit15" xlink:label="UTX_ExhibitIndexExhibit15"/>
    <label xlink:type="resource" xlink:label="UTX_ExhibitIndexExhibit15_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Description of Exhibit 15</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_ExhibitIndexExhibit15" xlink:to="UTX_ExhibitIndexExhibit15_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_ExhibitIndexExhibit15_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Exhibit Index - Exhibit 15</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_ExhibitIndexExhibit31" xlink:label="UTX_ExhibitIndexExhibit31"/>
    <label xlink:type="resource" xlink:label="UTX_ExhibitIndexExhibit31_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Description of Exhibit 31</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_ExhibitIndexExhibit31" xlink:to="UTX_ExhibitIndexExhibit31_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_ExhibitIndexExhibit31_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Exhibit Index - Exhibit 31</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_ExhibitIndexExhibit32" xlink:label="UTX_ExhibitIndexExhibit32"/>
    <label xlink:type="resource" xlink:label="UTX_ExhibitIndexExhibit32_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Description of Exhibit 32</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_ExhibitIndexExhibit32" xlink:to="UTX_ExhibitIndexExhibit32_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_ExhibitIndexExhibit32_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Exhibit Index - Exhibit 32</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_SignatureCeo" xlink:label="UTX_SignatureCeo"/>
    <label xlink:type="resource" xlink:label="UTX_SignatureCeo_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Name of the Chief Executive Officer signing the document</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_SignatureCeo" xlink:to="UTX_SignatureCeo_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_SignatureCeo_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Signature - CEO</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_SignatureCeoDate" xlink:label="UTX_SignatureCeoDate"/>
    <label xlink:type="resource" xlink:label="UTX_SignatureCeoDate_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Date of the CEO signature</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_SignatureCeoDate" xlink:to="UTX_SignatureCeoDate_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_SignatureCeoDate_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Signature CEO - Date</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_SignatureCeoSignature" xlink:label="UTX_SignatureCeoSignature"/>
    <label xlink:type="resource" xlink:label="UTX_SignatureCeoSignature_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Electronic signature of the CEO</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_SignatureCeoSignature" xlink:to="UTX_SignatureCeoSignature_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_SignatureCeoSignature_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Signature CEO - Signature</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_SignatureCeoTitle" xlink:label="UTX_SignatureCeoTitle"/>
    <label xlink:type="resource" xlink:label="UTX_SignatureCeoTitle_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Signature CEO - Title</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_SignatureCeoTitle" xlink:to="UTX_SignatureCeoTitle_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_SignatureCeoTitle_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Full title of the signatory</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_SignatureVpFinance" xlink:label="UTX_SignatureVpFinance"/>
    <label xlink:type="resource" xlink:label="UTX_SignatureVpFinance_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Name of the VP of Finance signing the document</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_SignatureVpFinance" xlink:to="UTX_SignatureVpFinance_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_SignatureVpFinance_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Signature - VP Finance</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_SignatureVpAccountingControl" xlink:label="UTX_SignatureVpAccountingControl"/>
    <label xlink:type="resource" xlink:label="UTX_SignatureVpAccountingControl_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Name of the VP of Accounting and Control signing the document</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_SignatureVpAccountingControl" xlink:to="UTX_SignatureVpAccountingControl_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_SignatureVpAccountingControl_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Signature - VP Accounting Control</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_SignatureGeneralCounsel" xlink:label="UTX_SignatureGeneralCounsel"/>
    <label xlink:type="resource" xlink:label="UTX_SignatureGeneralCounsel_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Name of the General Counsel signing the document</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_SignatureGeneralCounsel" xlink:to="UTX_SignatureGeneralCounsel_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_SignatureGeneralCounsel_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Signature - General Counsel</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_SignatureVpFinanceDate" xlink:label="UTX_SignatureVpFinanceDate"/>
    <label xlink:type="resource" xlink:label="UTX_SignatureVpFinanceDate_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Date of the VP Finance signature</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_SignatureVpFinanceDate" xlink:to="UTX_SignatureVpFinanceDate_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_SignatureVpFinanceDate_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Signature VP Finance - Date</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_SignatureVpAccountingControlDate" xlink:label="UTX_SignatureVpAccountingControlDate"/>
    <label xlink:type="resource" xlink:label="UTX_SignatureVpAccountingControlDate_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Date of the VP Accounting and Control signature</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_SignatureVpAccountingControlDate" xlink:to="UTX_SignatureVpAccountingControlDate_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_SignatureVpAccountingControlDate_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Signature VP Accounting Control - Date</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_SignatureGeneralCounselDate" xlink:label="UTX_SignatureGeneralCounselDate"/>
    <label xlink:type="resource" xlink:label="UTX_SignatureGeneralCounselDate_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Date of the General Counsel signature</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_SignatureGeneralCounselDate" xlink:to="UTX_SignatureGeneralCounselDate_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_SignatureGeneralCounselDate_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Signature General Counsel - Date</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_SignatureVpFinanceSignature" xlink:label="UTX_SignatureVpFinanceSignature"/>
    <label xlink:type="resource" xlink:label="UTX_SignatureVpFinanceSignature_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Electronic signature of the VP Finance</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_SignatureVpFinanceSignature" xlink:to="UTX_SignatureVpFinanceSignature_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_SignatureVpFinanceSignature_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Signature VP Finance - Signature</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_SignatureVpAccountingControlSignature" xlink:label="UTX_SignatureVpAccountingControlSignature"/>
    <label xlink:type="resource" xlink:label="UTX_SignatureVpAccountingControlSignature_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Electronic signature of the VP Accounting and Control</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_SignatureVpAccountingControlSignature" xlink:to="UTX_SignatureVpAccountingControlSignature_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_SignatureVpAccountingControlSignature_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Signature VP Accounting Control - Signature</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_SignatureGeneralCounselSignature" xlink:label="UTX_SignatureGeneralCounselSignature"/>
    <label xlink:type="resource" xlink:label="UTX_SignatureGeneralCounselSignature_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Electronic signature of the General Counsel</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_SignatureGeneralCounselSignature" xlink:to="UTX_SignatureGeneralCounselSignature_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_SignatureGeneralCounselSignature_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Signature General Counsel - Signature</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_SignatureVpFinanceTitle" xlink:label="UTX_SignatureVpFinanceTitle"/>
    <label xlink:type="resource" xlink:label="UTX_SignatureVpFinanceTitle_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Full title of the signatory</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_SignatureVpFinanceTitle" xlink:to="UTX_SignatureVpFinanceTitle_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_SignatureVpFinanceTitle_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Signature VP Finance - Title</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_SignatureVpAccountingControlTitle" xlink:label="UTX_SignatureVpAccountingControlTitle"/>
    <label xlink:type="resource" xlink:label="UTX_SignatureVpAccountingControlTitle_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Full title of the signatory</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_SignatureVpAccountingControlTitle" xlink:to="UTX_SignatureVpAccountingControlTitle_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_SignatureVpAccountingControlTitle_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Signature VP Accounting Control - Title</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_SignatureGeneralCounselTitle" xlink:label="UTX_SignatureGeneralCounselTitle"/>
    <label xlink:type="resource" xlink:label="UTX_SignatureGeneralCounselTitle_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Full title of the signatory</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_SignatureGeneralCounselTitle" xlink:to="UTX_SignatureGeneralCounselTitle_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_SignatureGeneralCounselTitle_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Signature General Counsel - Title</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_PrincipalExecutiveOfficerCeo" xlink:label="UTX_PrincipalExecutiveOfficerCeo"/>
    <label xlink:type="resource" xlink:label="UTX_PrincipalExecutiveOfficerCeo_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">The Principal Executive Officer/Principal Financial Officer certifying the financial statements of a given entity as required by the SEC; detail to include title, signature and other relevant data; multiple values are allowed.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_PrincipalExecutiveOfficerCeo" xlink:to="UTX_PrincipalExecutiveOfficerCeo_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_PrincipalExecutiveOfficerCeo_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Principal Executive Officer - CEO</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_SignatureChiefExecutiveOfficer" xlink:label="UTX_SignatureChiefExecutiveOfficer"/>
    <label xlink:type="resource" xlink:label="UTX_SignatureChiefExecutiveOfficer_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Signature of Principal Financial Officer - CEO</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_SignatureChiefExecutiveOfficer" xlink:to="UTX_SignatureChiefExecutiveOfficer_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_SignatureChiefExecutiveOfficer_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Signature - Chief Executive Officer</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_NameChiefExecutiveOfficer" xlink:label="UTX_NameChiefExecutiveOfficer"/>
    <label xlink:type="resource" xlink:label="UTX_NameChiefExecutiveOfficer_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Name of the Principal Executive Officer - CEO</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_NameChiefExecutiveOfficer" xlink:to="UTX_NameChiefExecutiveOfficer_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_NameChiefExecutiveOfficer_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Name - Chief Executive Officer</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_TitlepositionChiefExecutiveOfficer" xlink:label="UTX_TitlepositionChiefExecutiveOfficer"/>
    <label xlink:type="resource" xlink:label="UTX_TitlepositionChiefExecutiveOfficer_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Title of the Principal Executive Officer - CEO</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_TitlepositionChiefExecutiveOfficer" xlink:to="UTX_TitlepositionChiefExecutiveOfficer_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_TitlepositionChiefExecutiveOfficer_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Title/Position - Chief Executive Officer</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_DateCertificationChiefExecutiveOfficer" xlink:label="UTX_DateCertificationChiefExecutiveOfficer"/>
    <label xlink:type="resource" xlink:label="UTX_DateCertificationChiefExecutiveOfficer_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Date of the certification by the CEO</label>
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    <label xlink:type="resource" xlink:label="UTX_DateCertificationChiefExecutiveOfficer_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Date of Certification - Chief Executive Officer</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_OperatingProfit_div_OperatingRevenue" xlink:label="UTX_OperatingProfit_div_OperatingRevenue"/>
    <label xlink:type="resource" xlink:label="UTX_OperatingProfit_div_OperatingRevenue_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Operating Profit Margin</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_OperatingProfit_div_OperatingRevenue" xlink:to="UTX_OperatingProfit_div_OperatingRevenue_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_OperatingProfit_div_OperatingRevenue_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Operating Profit divided by Operating Revenue</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_BusinessSegmentGoodwill" xlink:label="UTX_BusinessSegmentGoodwill"/>
    <label xlink:type="resource" xlink:label="UTX_BusinessSegmentGoodwill_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Business Segment Goodwill</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_BusinessSegmentGoodwill" xlink:to="UTX_BusinessSegmentGoodwill_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_BusinessSegmentGoodwill_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">The amount of goodwill reported for each business segment.</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_TotalLiabilitiesAcquired" xlink:label="UTX_TotalLiabilitiesAcquired"/>
    <label xlink:type="resource" xlink:label="UTX_TotalLiabilitiesAcquired_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Total Liabilities Acquired</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_TotalLiabilitiesAcquired" xlink:to="UTX_TotalLiabilitiesAcquired_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_TotalLiabilitiesAcquired_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">The amount of liabilities acquired and reported on the acquired opening balance sheet.</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_ProductWarrantyLiabilityBalance" xlink:label="UTX_ProductWarrantyLiabilityBalance"/>
    <label xlink:type="resource" xlink:label="UTX_ProductWarrantyLiabilityBalance_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">The amount of product warranty liability as of a point in time.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_ProductWarrantyLiabilityBalance" xlink:to="UTX_ProductWarrantyLiabilityBalance_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_ProductWarrantyLiabilityBalance_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Product Warranty Liability Balance</label>
    <label xlink:type="resource" xlink:label="UTX_ProductWarrantyLiabilityBalance_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xml:lang="en">Product Warranty Liability, End of period</label>
    <label xlink:type="resource" xlink:label="UTX_ProductWarrantyLiabilityBalance_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xml:lang="en">Product Warranty Liability, Beginning of period</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_SementRestructuringCharges" xlink:label="UTX_SementRestructuringCharges"/>
    <label xlink:type="resource" xlink:label="UTX_SementRestructuringCharges_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Amount of restructuring charges recorded by each segment during the period</label>
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    <label xlink:type="resource" xlink:label="UTX_SementRestructuringCharges_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Sement Restructuring Charges</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_DeferredTaxesMinorityInterest" xlink:label="UTX_DeferredTaxesMinorityInterest"/>
    <label xlink:type="resource" xlink:label="UTX_DeferredTaxesMinorityInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Deferred taxes and minority interest</label>
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    <label xlink:type="resource" xlink:label="UTX_DeferredTaxesMinorityInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Sum of deferred income taxes and minority interest for presentation in the condensed statement of cash flows.</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_SegmentRevenues" xlink:label="UTX_SegmentRevenues"/>
    <label xlink:type="resource" xlink:label="UTX_SegmentRevenues_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Amount of revenue generated by each segment during the period</label>
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    <label xlink:type="resource" xlink:label="UTX_SegmentRevenues_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Segment Revenues</label>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_SegmentOperatingIncomeloss" xlink:label="UTX_SegmentOperatingIncomeloss"/>
    <label xlink:type="resource" xlink:label="UTX_SegmentOperatingIncomeloss_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en">Amount of operating income or loss generated by each segment during the period</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UTX_SegmentOperatingIncomeloss" xlink:to="UTX_SegmentOperatingIncomeloss_lbl"/>
    <label xlink:type="resource" xlink:label="UTX_SegmentOperatingIncomeloss_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en">Segment Operating Income/(Loss)</label>
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</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-100.PRE
<SEQUENCE>6
<FILENAME>utx-20060331_pre.xml
<DESCRIPTION>XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE
<TEXT>
<XBRL>
<?xml version="1.0" encoding="UTF-8"?>
<!-- Generated by Fujitsu XWand 7.0.0018 -->
<!--XBRL document created with Dragon Tag (TM) XBRL Enabler by Rivet Software version 1.5.0.16-->
<!--Based on XBRL 2.1-->
<!--Modified on: 2/1/2006 6:51:11 PM-->
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    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_TotalLiabilitiesAcquired" xlink:label="UTX_TotalLiabilitiesAcquired"/>
    <presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="usfr-pte_BusinessAcquisitionsNote" xlink:to="UTX_TotalLiabilitiesAcquired" use="optional" order="0.92" preferredLabel="http://www.xbrl.org/2003/role/label"/>
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    <loc xlink:type="locator" xlink:href="http://www.xbrl.org/us/fr/common/pte/2005-02-28/usfr-pte-2005-02-28.xsd#usfr-pte_InventoryNote" xlink:label="usfr-pte_InventoryNote"/>
    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_ContractsInProgress" xlink:label="UTX_ContractsInProgress"/>
    <presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="usfr-pte_InventoryNote" xlink:to="UTX_ContractsInProgress" use="optional" order="5.5" preferredLabel="http://www.xbrl.org/2003/role/label"/>
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    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_BillingsOnContractsInProgress" xlink:label="UTX_BillingsOnContractsInProgress"/>
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    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_GrossIntangibleAssetPurchasedServiceContracts" xlink:label="UTX_GrossIntangibleAssetPurchasedServiceContracts"/>
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    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_PrincipalExecutiveOfficerCeo" xlink:label="UTX_PrincipalExecutiveOfficerCeo"/>
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    <loc xlink:type="locator" xlink:href="utx-20060331.xsd#UTX_TitlepositionChiefExecutiveOfficer" xlink:label="UTX_TitlepositionChiefExecutiveOfficer"/>
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<DOCUMENT>
<TYPE>EX-100.REF
<SEQUENCE>7
<FILENAME>utx-20060331_ref.xml
<DESCRIPTION>XBRL TAXONOMY EXTENSION REFERENCE LINKBASE
<TEXT>
<XBRL>
<?xml version="1.0" encoding="UTF-8"?>
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