<?xml version="1.0"?>
<ownershipDocument>
    <schemaVersion>X0201</schemaVersion>

    <documentType>4</documentType>
	<periodOfReport>2003-11-06</periodOfReport>
	<notSubjectToSection16>0</notSubjectToSection16>
    <issuer>
        <issuerCik>0000101829</issuerCik>
        <issuerName>UNITED TECHNOLOGIES CORP /DE/</issuerName>
        <issuerTradingSymbol>UTX</issuerTradingSymbol>
	</issuer>
	<reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001184182</rptOwnerCik>
            <rptOwnerName>BUCKNALL WILLIAM L JR</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>UNITED TECHNOLOGIES CORPORATION</rptOwnerStreet1>
            <rptOwnerStreet2>ONE FINANCIAL PLAZA</rptOwnerStreet2>
            <rptOwnerCity>HARTFORD</rptOwnerCity>
            <rptOwnerState>CT</rptOwnerState>
            <rptOwnerZipCode>06101</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
			<isDirector>0</isDirector>
			<isOfficer>1</isOfficer>
			<isTenPercentOwner>0</isTenPercentOwner>
			<isOther>0</isOther>
			<officerTitle>SVP, Human  Resources &amp; Org.</officerTitle>
		</reportingOwnerRelationship>
	</reportingOwner>
	<nonDerivativeTable>
		<nonDerivativeTransaction>
			<securityTitle>
				<value>Common Stock</value>
			</securityTitle>
			<transactionDate>
				<value>2003-11-06</value>
			</transactionDate>
			<deemedExecutionDate>
			</deemedExecutionDate>
			<transactionCoding>
				<transactionFormType>4</transactionFormType>
				<transactionCode>C</transactionCode>
				<equitySwapInvolved>0</equitySwapInvolved>
			</transactionCoding>
			<transactionAmounts>
				<transactionShares>
					<value>5237.832</value>
				</transactionShares>
				<transactionPricePerShare>
					<value>87.3300</value>
				</transactionPricePerShare>
				<transactionAcquiredDisposedCode>
					<value>A</value>
				</transactionAcquiredDisposedCode>
			</transactionAmounts>
			<postTransactionAmounts>
				<sharesOwnedFollowingTransaction>
					<value>5237.8320</value>
				</sharesOwnedFollowingTransaction>
			</postTransactionAmounts>
			<ownershipNature>
				<directOrIndirectOwnership>
					<value>I</value>
				</directOrIndirectOwnership>
				<natureOfOwnership>
					<value>By Savings Plan Trustee</value>
				</natureOfOwnership>
			</ownershipNature>
		</nonDerivativeTransaction>
		<nonDerivativeHolding>
			<securityTitle>
				<value>Common Stock</value>
			</securityTitle>
			<postTransactionAmounts>
				<sharesOwnedFollowingTransaction>
					<value>48816.0000</value>
					<footnoteId id="F1"/>
				</sharesOwnedFollowingTransaction>
			</postTransactionAmounts>
			<ownershipNature>
				<directOrIndirectOwnership>
					<value>D</value>
				</directOrIndirectOwnership>
				<natureOfOwnership>
					<value/>
				</natureOfOwnership>
			</ownershipNature>
		</nonDerivativeHolding>
	</nonDerivativeTable>
	<derivativeTable>
		<derivativeTransaction>
			<securityTitle>
				<value>ESOP Series A Convertible Preferred Stock</value>
				<footnoteId id="F2"/>
			</securityTitle>
			<conversionOrExercisePrice>
				<value>0.0000</value>
			</conversionOrExercisePrice>
			<transactionDate>
				<value>2003-11-06</value>
			</transactionDate>
			<deemedExecutionDate>
			</deemedExecutionDate>
			<transactionCoding>
				<transactionFormType>4</transactionFormType>
				<transactionCode>C</transactionCode>
				<equitySwapInvolved>0</equitySwapInvolved>
				<footnoteId id="F2"/>
			</transactionCoding>
			<transactionAmounts>
				<transactionShares>
					<value>1309.458</value>
				</transactionShares>
				<transactionPricePerShare>
					<value>0</value>
				</transactionPricePerShare>
				<transactionAcquiredDisposedCode>
					<value>D</value>
				</transactionAcquiredDisposedCode>
			</transactionAmounts>
			<exerciseDate>
				<value>2003-11-06</value>
			</exerciseDate>
			<expirationDate>
				<footnoteId id="F2"/>
			</expirationDate>
			<underlyingSecurity>
				<underlyingSecurityTitle>
					<value>Common Stock</value>
				</underlyingSecurityTitle>
				<underlyingSecurityShares>
					<value>5237.8320</value>
				</underlyingSecurityShares>
			</underlyingSecurity>
			<postTransactionAmounts>
				<sharesOwnedFollowingTransaction>
					<value>0.0000</value>
				</sharesOwnedFollowingTransaction>
			</postTransactionAmounts>
			<ownershipNature>
				<directOrIndirectOwnership>
					<value>I</value>
				</directOrIndirectOwnership>
				<natureOfOwnership>
					<value>By Savings Plan Trustee</value>
				</natureOfOwnership>
			</ownershipNature>
		</derivativeTransaction>
	</derivativeTable>
	<footnotes>
		<footnote id="F1">The reporting person also directly owns 13,724 shares of United Technologies Career Restricted Common Stock and 40,000 shares of Restricted Common Stock.</footnote>
		<footnote id="F2">Each share of ESOP Series A Convertible Preferred Stock is convertible into four shares of UTC Common Stock.  All shares of ESOP Series A Convertible Preferred Stock are held by the Trustee for the UTC Savings Plan for the benefit of employees participating in the Savings Plan.  On November 6, 2003 the Trustee exercised its right to convert all shares of ESOP Series A Convertible Preferred Stock into UTC Common Stock.</footnote>
	</footnotes>
	<remarks>
	</remarks>
	<ownerSignature>
		<signatureName>By: /s/ Charles F. Hildebrand as Attorney-in-Fact</signatureName>
		<signatureDate>2003-11-07</signatureDate>
	</ownerSignature>
</ownershipDocument>
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X0201
4
2003-11-06
0
0000101829
UNITED TECHNOLOGIES CORP /DE/
UTX
0001184182
BUCKNALL WILLIAM L JR
UNITED TECHNOLOGIES CORPORATION
ONE FINANCIAL PLAZA
HARTFORD
CT
06101
0
1
0
0
SVP, Human  Resources & Org.
Common Stock
2003-11-06
4
C
0
5237.832
87.3300
A
5237.8320
I
By Savings Plan Trustee
Common Stock
48816.0000
D
ESOP Series A Convertible Preferred Stock
0.0000
2003-11-06
4
C
0
1309.458
0
D
2003-11-06
Common Stock
5237.8320
0.0000
I
By Savings Plan Trustee
The reporting person also directly owns 13,724 shares of United Technologies Career Restricted Common Stock and 40,000 shares of Restricted Common Stock.
Each share of ESOP Series A Convertible Preferred Stock is convertible into four shares of UTC Common Stock.  All shares of ESOP Series A Convertible Preferred Stock are held by the Trustee for the UTC Savings Plan for the benefit of employees participating in the Savings Plan.  On November 6, 2003 the Trustee exercised its right to convert all shares of ESOP Series A Convertible Preferred Stock into UTC Common Stock.
By: /s/ Charles F. Hildebrand as Attorney-in-Fact
2003-11-07