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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
 MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen
 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 QYNOwRIrlBiFmlhmCvEoHPwYCpC7fgQcRrwgLvVIfvw0mhZkElMGMP9FAEW5JbxI
 U0yDAXmUZ3eFbC3/Cr19Uw==

<SEC-DOCUMENT>0001243786-04-000043.txt : 20040305
<SEC-HEADER>0001243786-04-000043.hdr.sgml : 20040305
<ACCEPTANCE-DATETIME>20040305100927
ACCESSION NUMBER:		0001243786-04-000043
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20040302
FILED AS OF DATE:		20040305

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			MARTIN LOIS M
		CENTRAL INDEX KEY:			0001282708

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-01424
		FILM NUMBER:		04650473

	MAIL ADDRESS:	
		STREET 1:		PO BOX 1101
		STREET 2:		ADC TELCOMMUNICATIONS INC
		CITY:			MINNEAPOLIS
		STATE:			MN
		ZIP:			55440-1104

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ADC TELECOMMUNICATIONS INC
		CENTRAL INDEX KEY:			0000061478
		STANDARD INDUSTRIAL CLASSIFICATION:	TELEPHONE & TELEGRAPH APPARATUS [3661]
		IRS NUMBER:				410743912
		STATE OF INCORPORATION:			MN
		FISCAL YEAR END:			1031

	BUSINESS ADDRESS:	
		STREET 1:		12501 WHITEWATER DR
		CITY:			MINNETONKA
		STATE:			MN
		ZIP:			55343
		BUSINESS PHONE:		9529462324

	MAIL ADDRESS:	
		STREET 1:		12501 WHITEWATER DR
		CITY:			MINNETONKA
		STATE:			MN
		ZIP:			55343

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MAGNETIC CONTROLS CO
		DATE OF NAME CHANGE:	19850605
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>edgardoc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0201</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2004-03-02</periodOfReport>

    <noSecuritiesOwned>1</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000061478</issuerCik>
        <issuerName>ADC TELECOMMUNICATIONS INC</issuerName>
        <issuerTradingSymbol>ADCT</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001282708</rptOwnerCik>
            <rptOwnerName>MARTIN LOIS M</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>13625 TECHNOLOGY DRIVE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>MINNEAPOLIS</rptOwnerCity>
            <rptOwnerState>MN</rptOwnerState>
            <rptOwnerZipCode>44344</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <ownerSignature>
        <signatureName>Lois M. Martin</signatureName>
        <signatureDate>2004-03-04</signatureDate>
    </ownerSignature>
</ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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