<SEC-DOCUMENT>0001179110-13-001295.txt : 20130128
<SEC-HEADER>0001179110-13-001295.hdr.sgml : 20130128
<ACCEPTANCE-DATETIME>20130128170149
ACCESSION NUMBER:		0001179110-13-001295
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20130123
FILED AS OF DATE:		20130128
DATE AS OF CHANGE:		20130128

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			SINGER DAVID V
		CENTRAL INDEX KEY:			0001222746

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-06948
		FILM NUMBER:		13552423

	MAIL ADDRESS:	
		STREET 1:		13024 BALLANTYNE CORPORATE PL
		STREET 2:		SUITE 900
		CITY:			CHARLOTTE
		STATE:			NC
		ZIP:			28277

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			SPX CORP
		CENTRAL INDEX KEY:			0000088205
		STANDARD INDUSTRIAL CLASSIFICATION:	METALWORKING MACHINERY & EQUIPMENT [3540]
		IRS NUMBER:				381016240
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		13515 BALLANTYNE CORPORATE PLACE
		CITY:			CHARLOTTE
		STATE:			NC
		ZIP:			28277
		BUSINESS PHONE:		704-752-4400

	MAIL ADDRESS:	
		STREET 1:		13515 BALLANTYNE CORPORATE PLACE
		CITY:			CHARLOTTE
		STATE:			NC
		ZIP:			28277

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	SEALED POWER CORP
		DATE OF NAME CHANGE:	19880515
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>FORM 3 -
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0206</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2013-01-23</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000088205</issuerCik>
        <issuerName>SPX CORP</issuerName>
        <issuerTradingSymbol>SPW</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001222746</rptOwnerCik>
            <rptOwnerName>SINGER DAVID V</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O SPX CORPORATION</rptOwnerStreet1>
            <rptOwnerStreet2>13320 BALLANTYNE CORPORATE PLACE</rptOwnerStreet2>
            <rptOwnerCity>CHARLOTTE</rptOwnerCity>
            <rptOwnerState>NC</rptOwnerState>
            <rptOwnerZipCode>28277</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle></officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>No securities are beneficially owned</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>0</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes></footnotes>

    <ownerSignature>
        <signatureName>Brian Webb, Attorney In Fact for David V. Singer</signatureName>
        <signatureDate>2013-01-28</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>2
<FILENAME>powerofattorney.txt
<DESCRIPTION>POWER OF ATTORNEY
<TEXT>
LIMITED POWER OF ATTORNEY


     The undersigned hereby appoints each of Kevin L. Lilly, Spencer
Conard, Brian Webb and Lydia Myrick, signing singly, aS
attorney-in-fact to act for the undersigned and in the name of the
undersigned solely to do all or any of the following:

     1.  To execute and file with the Securities and Exchange Commission
all statements regarding the undersigned's beneficial ownership of
securities of SPX Corporation filed pursuant to Section 16(a) of the
Securities Exchange Act of 1934;

     2.  To execute all necessary instruments to carry out and perform
any of the powers stated above, and to do any other acts requisite to
carrying out such powers.

     None of Kevin L. Lilly, Spencer Conard, Brian Webb or Lydia Myrick
shall incur any liability to the undersigned for acting or refraining
from acting under this power, except for such attorney's own willful
misconduct or gross negligence.  The undersigned acknowledges that
the foregoing attorneys-in-fact, in serving in such capacity at the
request of the undersigned, are not assuming, nor is SPX Corporation
assuming, any of the undersigned's responsibilities to comply with
Section 16 of the Securities Exchange Act of 1934.

     Any reproduced copy of this signed original shall be deemed
to be an original counterpart of this Power of Attorney.

     This Power of Attorney is governed by Delaware law.

     This Power of Attorney shall remain in full force and effect
until the undersigned is no longer required to file statements
pursuant to Section 16(a) of the Securities Exchange Act of 1934 with
respect to the undersigned's beneficial ownership of securities of
SPX Corporation, unless earlier revoked.  This Power of Attorney
shall terminate with respect to the attorney-in-fact upon receipt
by Kevin L. Lilly, Spencer Conard, Brian Webb or Lydia Myrick, as
the case may be, from the undersigned of a written notice of revocation
of this Power of Attorney.  The undersigned shall have the right to
revoke this Power of Attorney at any time.

	IN WITNESS WHEREOF, the undersigned has executed this Power
of Attorney this 23rd day of January, 2013.

By:  /s/ David Singer
     David Singer

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