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Belfuse Inc.
  • Products
    • Aviation Spares
      • C-Spares Aftermarket Program
    • Cable Assemblies
      • 1553B Cable Assemblies
      • Ethernet/Network
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        • Brick - 2410
        • Brick - 3912
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        • Chip - 0603
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        • 0697H
        • 0697W
        • 0698Q
        • MRF
        • MRT
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        • RSTA
      • Resettable PTC
        • Battery Strap
        • Radial Lead PTC
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        • 500V AC - 500V DC
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        • 4.6x20mm
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      • Toroidal Inductor Kit
      • Toroidal Choke Kit
      • Choke and Inductor Combo Kit
      • Multi-Purpose Kit
      • Lighting Kit
    • Discrete Magnetics
      • Discrete LAN Magnetics
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      • High Current Toroidal Choke
      • High Current Torroidal Inductor
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      • Switchmode Transformer (custom)
      • Flyback Transformer (custom)
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    • Inductors
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      • Lighting Inductors
      • Design Kits
    • Interconnects
      • ARINC 809 & EN4165 Modular
      • EN4644 Modular
      • Harmonica Jacks
      • Hermetically Sealed Micro-D
      • Interposers
      • Military Connectors
        • MD Series Connectors
        • MIL-DTL-24308 D-Sub
        • MIL-DTL-26482
        • MIL-DTL-38999
        • MIL-DTL-5015
        • MIL-DTL-83513
        • MIL-DTL-M26500/BACC45 & BACC63
      • Modular Connectors
      • Rectangular Connectors
        • Micro-D Connectors
        • D-Sub Connectors
      • RF Coax Adapters
        • Between Series
        • Same Series
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        • 1.0mm
        • 1.85mm
        • 2.4mm
        • 2.92mm
        • MCX
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        • SMA
        • SMB
        • SMC
        • SMP
        • SMPM
        • TYPE N
        • QMA/KWIQMATE
      • RJ45 Couplers
      • Ruggedized Enclosure Systems
      • SFP+ Cage Connectors
      • SHS Harness Connectors
      • SHS Header
      • Stacking Connectors
      • Twinax/Triax Adapters
      • Twinax/Triax Connectors
    • MagJack® ICM
      • 1xN Port ICM
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      • ICM with 1 USB-A
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    • Microwave Components
      • Adapters
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      • Terminations
    • Optical Connectivity
      • Active Bulkhead
      • Expanded Beam
        • Junior Expanded Beam
        • MIL-DTL-83526 Expanded Beam
        • J-Lite™ Expanded Beam
        • Fibreco Dura-Con™ Expanded Beam
        • Mini Expanded Beam
        • Maxi Expanded Beam
        • F900 Expanded Beam
        • F960 Expanded Beam
        • D38999 Expanded Beam
        • Geo-Beam™ Series Expanded Beam
        • Cable Assemblies for Expanded Beam
        • Universal Field Splice
      • Fiber Flex Circuits
      • Front Load Transceiver
      • Low Rider Transceivers
      • Mini RJ Transceiver
      • Quad Hybrid Transceivers
      • SFF/SFP Transceiver
    • Patching Solutions
      • Looping Plugs
      • Mini-WeCO - BNC Cable Assembly
      • MRJ21 Patch Panels
      • Patch Adapters
      • Patch Cords
      • Patch Jacks & Plugs
      • Punch Down Blocks
      • Trompeter Patch Panels
      • Video Patch Jacks
    • Power Supplies
      • AC-DC
        • Compact PCI
        • DIN Rail
        • Enclosed High Power
        • Front End
        • Linear
        • Melcher™ Cassettes
        • Modular
        • Open Frame
        • Power Shelves and Accessories
      • DC-DC
        • 48 V-to-POL Power Stamp
        • BMP Rugged Converters
        • Compact PCI
        • DIN Rail
        • Front End
        • Input Filters
        • Isolated Bricks
        • Melcher™ Cassettes & Chassis Mount
        • Non Isolated POLs
        • Power Shelves and Accessories
      • e-Mobility
        • Battery Chargers
        • DC-AC Inverters
        • DC-DC Converters
        • Inverter Chargers
      • OCP & Data Center Solutions
      • Powerline & Custom Modules
      • Power Conversion for Blockchain
      • Visit cui.com for more power supplies
    • Transformers
      • Auto Transformers
      • Class 2 Transformers
      • Isolation Transformers
      • PoE Transformers
      • Power Transformers
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      • High Frequency Transformer
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    SEC Filing Details

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    SEC Filing Details

    Document Details

    Form
    SC 13D
    Filing Date
    Sep 13, 1999
    Document Date
    Sep 13, 1999
    Form Description
    Filing by person(s) reporting owned shares of common stock in a public company >5%
    Filing Group
    Other
    Company
    Bel Fuse Inc.
    Issuer
    BEL FUSE INC /NJ
    Filer
    BEL FUSE INC /NJ

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