    <SEC-DOCUMENT>0000807249-19-000175-index.html : 20190926
    <SEC-HEADER>0000807249-19-000175.hdr.sgml : 20190926
    <ACCEPTANCE-DATETIME>20190926160212
    ACCESSION NUMBER:		0000807249-19-000175
    CONFORMED SUBMISSION TYPE:	SC 13D/A
    PUBLIC DOCUMENT COUNT:		2
    FILED AS OF DATE:		20190926
    DATE AS OF CHANGE:		20190926

    SUBJECT COMPANY:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			BEL FUSE INC /NJ
    		CENTRAL INDEX KEY:			0000729580
    		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRONIC COILS, TRANSFORMERS & OTHER INDUCTORS [3677]
    		IRS NUMBER:				221463699
    		STATE OF INCORPORATION:			NJ
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		SC 13D/A
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	005-35742
    		FILM NUMBER:		191117899

    	BUSINESS ADDRESS:
    		STREET 1:		206 VAN VORST ST.
    		CITY:			JERSEY CITY
    		STATE:			NJ
    		ZIP:			07302
    		BUSINESS PHONE:		2014320463

    	MAIL ADDRESS:
    		STREET 1:		206 VAN VORST ST.
    		CITY:			JERSEY CITY
    		STATE:			NJ
    		ZIP:			07302

    FILED BY:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			GAMCO INVESTORS, INC. ET AL
    		CENTRAL INDEX KEY:			0000807249
    		STANDARD INDUSTRIAL CLASSIFICATION:	UNKNOWN SIC - 0000 [0000]
    		IRS NUMBER:				133056041
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1031

    	FILING VALUES:
    		FORM TYPE:		SC 13D/A

    	BUSINESS ADDRESS:
    		STREET 1:		ONE CORPORATE CENTER
    		CITY:			RYE
    		STATE:			NY
    		ZIP:			10580-1434
    		BUSINESS PHONE:		9149215000

    	MAIL ADDRESS:
    		STREET 1:		ONE CORPORATE CENTER
    		CITY:			RYE
    		STATE:			NY
    		ZIP:			10580

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	GABELLI ASSET MANAGEMENT INC ET AL
    		DATE OF NAME CHANGE:	20020828

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	GABELLI FUNDS INC ET AL
    		DATE OF NAME CHANGE:	19940714
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>SC 13D/A
    <SEQUENCE>1
    <FILENAME>belfa_43.htm
    <TEXT>
    Document 1 - file: belfa_43.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>SC 13D/A
    <SEQUENCE>2
    <FILENAME>belfa_43.pdf
    <DESCRIPTION>EXHIBIT A
    <TEXT>
    Document 2 - file: belfa_43.pdf

    </DOCUMENT>
    </SEC-DOCUMENT>