Bel Fuse Inc. is primarily engaged in the design, manufacture and sale of products used in networking, telecommunications, high speed data transmission, and consumer electronics. Products include magnetics (discrete components, power transformers, and MagJacks), modules (DC-DC converters, integrated analog front end modules, and custom designs), circuit protection (miniature, micro, and
…More surface mount fuses), and interconnect devices (passive jacks, plugs, and cable assemblies).