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<PERIOD>20070302
<FILING-DATE>20070305
<DATE-OF-FILING-DATE-CHANGE>20070305
<ISSUER>
<COMPANY-DATA>
<CONFORMED-NAME>BELDEN CDT INC.
<CIK>0000913142
<ASSIGNED-SIC>3357
<IRS-NUMBER>363601505
<STATE-OF-INCORPORATION>DE
<FISCAL-YEAR-END>1231
</COMPANY-DATA>
<BUSINESS-ADDRESS>
<STREET1>BELDEN CDT INC.
<STREET2>7701 FORSYTH BOULEVARD, SUITE 800
<CITY>ST. LOUIS
<STATE>MO
<ZIP>63105
<PHONE>314-854-8000
</BUSINESS-ADDRESS>
<MAIL-ADDRESS>
<STREET1>BELDEN CDT INC.
<STREET2>7701 FORSYTH BOULEVARD, SUITE 800
<CITY>ST. LOUIS
<STATE>MO
<ZIP>63105
</MAIL-ADDRESS>
<FORMER-COMPANY>
<FORMER-CONFORMED-NAME>CABLE DESIGN TECHNOLOGIES CORP
<DATE-CHANGED>19931006
</FORMER-COMPANY>
</ISSUER>
<REPORTING-OWNER>
<OWNER-DATA>
<CONFORMED-NAME>SHEEHAN PETER
<CIK>0001254891
</OWNER-DATA>
<FILING-VALUES>
<FORM-TYPE>4
<ACT>34
<FILE-NUMBER>001-12561
<FILM-NUMBER>07672670
</FILING-VALUES>
<MAIL-ADDRESS>
<STREET1>C/O MONTROSE CDT
<STREET2>28 SWORD ST
<CITY>AUBURN
<STATE>MA
<ZIP>01501
</MAIL-ADDRESS>
</REPORTING-OWNER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
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            <exerciseDate>
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            <expirationDate>
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    <footnotes>
        <footnote id="F1">Options generally vest equally over three years beginning on the first anniversary of the grant date.  However, as a result of the Agreement and Plan of Merger among Belden Inc., BC Merger Corp. and Cable Design Technologies Corp. all unvested options issued prior to the effective date of the merger, July 15, 2004, vested.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/Peter Sheehan</signatureName>
        <signatureDate>2007-03-06</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SUBMISSION>
