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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 F4cQ287L6FXA7Up4pOiwgxhacaSAstaST0sojbxSUHMILmsH9Go33NNdq7dBn5AC
 fAhYcnuL9eO4+bj3GDTG/g==

<SEC-DOCUMENT>0001276468-04-000005.txt : 20040116
<SEC-HEADER>0001276468-04-000005.hdr.sgml : 20040116
<ACCEPTANCE-DATETIME>20040116182403
ACCESSION NUMBER:		0001276468-04-000005
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20040112
FILED AS OF DATE:		20040116

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			AMPHENOL CORP /DE/
		CENTRAL INDEX KEY:			0000820313
		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRONIC CONNECTORS [3678]
		IRS NUMBER:				222785165
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		358 HALL AVE
		CITY:			WALLINGFORD
		STATE:			CT
		ZIP:			06492
		BUSINESS PHONE:		2032658900

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			NORWITT RICHARD ADAM
		CENTRAL INDEX KEY:			0001276461

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-10879
		FILM NUMBER:		04530564

	BUSINESS ADDRESS:	
		STREET 1:		9223 AVALON VALLEY DRIVE
		CITY:			DANBURY
		STATE:			CT
		ZIP:			06810
		BUSINESS PHONE:		2039949903
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>c0001276461d20040116f3f.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<ownershipDocument><schemaVersion>X0201</schemaVersion>    <documentType>3</documentType><periodOfReport>2004-01-12</periodOfReport><noSecuritiesOwned>0</noSecuritiesOwned><issuer><issuerCik>0000820313</issuerCik><issuerName>AMPHENOL CORP /DE/</issuerName>        <issuerTradingSymbol>APH</issuerTradingSymbol></issuer><reportingOwner><reportingOwnerId><rptOwnerCik>0001276461</rptOwnerCik><rptOwnerName>NORWITT RICHARD ADAM</rptOwnerName></reportingOwnerId><reportingOwnerAddress><rptOwnerStreet1>9223 AVALON VALLEY DRIVE</rptOwnerStreet1><rptOwnerStreet2></rptOwnerStreet2><rptOwnerCity>DANBURY</rptOwnerCity><rptOwnerState>CT</rptOwnerState><rptOwnerZipCode>06810</rptOwnerZipCode><rptOwnerStateDescription></rptOwnerStateDescription></reportingOwnerAddress><reportingOwnerRelationship><isDirector>0</isDirector><isOfficer>1</isOfficer><isTenPercentOwner>0</isTenPercentOwner><isOther>0</isOther><officerTitle>VP &amp; GROUP GM, RF &amp; MICRO PROD</officerTitle><otherText></otherText></reportingOwnerRelationship></rep
ortingOwner><nonDerivativeTable><nonDerivativeHolding><securityTitle><value>Class A Common Stock</value></securityTitle><postTransactionAmounts><sharesOwnedFollowingTransaction><value>224</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value></value></natureOfOwnership></ownershipNature></nonDerivativeHolding></nonDerivativeTable><derivativeTable><derivativeHolding><securityTitle><value>Stock Option</value></securityTitle><conversionOrExercisePrice><value>40.18</value></conversionOrExercisePrice><exerciseDate><value>2004-04-15</value><footnoteId id="F1"/></exerciseDate><expirationDate><value>2013-04-15</value></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>Class A Common Stock</value></underlyingSecurityTitle><underlyingSecurityShares><value>10000</value></underlyingSecurityShares></underlyingSecurity><ownershipNature><directOrIndirectOwnership><value>D</value></d
irectOrIndirectOwnership><natureOfOwnership><value></value></natureOfOwnership></ownershipNature></derivativeHolding><derivativeHolding><securityTitle><value>Stock Option</value></securityTitle><conversionOrExercisePrice><value>41.23</value></conversionOrExercisePrice><exerciseDate><value>2004-04-25</value><footnoteId id="F1"/></exerciseDate><expirationDate><value>2011-04-25</value></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>Class A Common Stock</value></underlyingSecurityTitle><underlyingSecurityShares><value>3600</value></underlyingSecurityShares></underlyingSecurity><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value></value></natureOfOwnership></ownershipNature></derivativeHolding><derivativeHolding><securityTitle><value>Stock Option</value></securityTitle><conversionOrExercisePrice><value>43.81</value></conversionOrExercisePrice><exerciseDate><value>2004-05-02</value><footnoteId id="F1"/></exerciseDate><expirationDate
><value>2012-05-02</value></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>Class A Common Stock</value></underlyingSecurityTitle><underlyingSecurityShares><value>7200</value></underlyingSecurityShares></underlyingSecurity><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value></value></natureOfOwnership></ownershipNature></derivativeHolding><derivativeHolding><securityTitle><value>Stock Option</value></securityTitle><conversionOrExercisePrice><value>49.5625</value></conversionOrExercisePrice><exerciseDate><value>2004-06-06</value><footnoteId id="F1"/></exerciseDate><expirationDate><value>2010-06-06</value></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>Class A Common Stock</value></underlyingSecurityTitle><underlyingSecurityShares><value>2500</value></underlyingSecurityShares></underlyingSecurity><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value><
/value></natureOfOwnership></ownershipNature></derivativeHolding><derivativeHolding><securityTitle><value>Stock Option</value></securityTitle><conversionOrExercisePrice><value>60.37</value></conversionOrExercisePrice><exerciseDate><value>2004-11-17</value><footnoteId id="F1"/></exerciseDate><expirationDate><value>2013-11-17</value></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>Class A Common Stock</value></underlyingSecurityTitle><underlyingSecurityShares><value>20000</value></underlyingSecurityShares></underlyingSecurity><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value></value></natureOfOwnership></ownershipNature></derivativeHolding></derivativeTable><footnotes><footnote id="F1">Date Exercisable:  20% per year over a five-year period commencing on the first anniversary of date of grant.</footnote></footnotes><ownerSignature><signatureName>Edward C. Wetmore, POA</signatureName><signatureDate>2004-01-16</signatureDate></ow
nerSignature></ownershipDocument>

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