UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                             WASHINGTON, D.C. 20549

                                    FORM 8-K

                                 CURRENT REPORT
     PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934



                DATE OF REPORT (DATE OF EARLIEST EVENT REPORTED)
                                September 9, 2004



                                  BEL FUSE INC.
              ----------------------------------------------------
               (Exact name of registrant as specified in charter)


                                   New Jersey
              ----------------------------------------------------
                 (State or other jurisdiction of incorporation)



            000-11676                                      22-1463699
-----------------------------------          -----------------------------------
     (Commission File Number)                  (IRS Employer Identification No.)



         206 Van Vorst Street, Jersey City, New Jersey        07302
--------------------------------------------------------------------------------
           (Address of principal executive offices)         (Zip Code)




     Registrant's telephone number, including area code:  (201) 432-0463

     Check  the   appropriate   box  below  if  the  Form  8-K  is  intended  to
simultaneously  satisfy the filing obligation of the registrant under any of the
following provisions (see General Instruction A.2 below):  N/A





Item 8.01.   Other Events.

             On September 9, 2004, Bel Fuse Inc. announced  it filed  a Schedule
13D with the Securities and Exchange  Commission  disclosing its  acquisition of
2,037,500  shares,  or  approximately  5.2% of the  outstanding  common stock of
Artesyn  Technologies,  Inc.  A copy of the press  release is  attached  to this
Current Report on Form 8-K as Exhibit 99.1.

             (c)  Exhibits

             99.1  Press release dated September 9, 2004.




                                   SIGNATURES

             Pursuant to the  requirements of the Securities and Exchange Act of
1934,  the  Registrant has duly caused this report to be signed on its behalf by
the undersigned, thereunto duly authorized.


                                              BEL FUSE INC.


Date: September 10, 2004                   By:/s/ Colin W. Dunn
      --------------------                    ----------------------------------
                                              Name:  Colin W. Dunn
                                              Title: Vice President




                                  EXHIBIT INDEX

EXHIBIT NO.        DESCRIPTION
-----------        -----------

99.1              Press Release of Bel Fuse Inc., dated September 9, 2004.