EXHIBIT 99.1


                            CERTIFICATION PURSUANT TO
                             18 U.S.C. SECTION 1350,
                             AS ADOPTED PURSUANT TO
                  SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

In connection with the quarterly report of Bel Fuse Inc (the "Company") on Form
10-Q for the quarter ended March 31, 2003 filed with the Securities and Exchange
Commission (the "Report"), I, Daniel Bernstein, President and Chief Executive
Officer of the Company, certify, pursuant to 18 U.S.C. Section 1350, as adopted
pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 that:

(1) The Report fully complies with the requirements of Section 13(a) of the
Securities Exchange Act of 1934;and

(2) The information contained in the Report fairly presents, in all material
respects, the consolidated financial condition of the Company as of the dates
presented and consolidated result of operations of the Company for the periods
presented.

Dated: May 12, 2003

                                           By: /s/ Daniel Bernstein
                                               ---------------------------------
                                               Daniel Bernstein, President
                                               and Chief Executive Officer



This certification has been furnished solely pursuant to Section 906 of the
Sarbanes-Oxley Act of 2002. A signed original of this written statement required
by Section 906 has been provided to Bel Fuse Inc. and will be retained by Bel
Fuse Inc. and furnished to the Securities and Exchange Commission or its staff
upon request.