ALL > Information Technology > Network & Communication > Routing/Switching Devices > Switches & Bridges
Part Number
New, Used, Refurbished
3Com Corporation
Switches & Bridges
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The 3Com Network Jack NJ100 instantly expands a single Ethernet or Fast Ethernet LAN connection into four 10/100 switched ports at any desktop. Up to two optional pass-through ports accommodate dedicated subnets or analog voice lines.

The Network Jacks compact design lets you install it virtually anywhere you need more LAN connectivity without expensive rewiring or a tangle of cables. Replace an existing wall jack, or use it as the LAN outlet in modular office paneling.

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3CNJ100-BLK Product Overview
  • Total Number of Network Ports:     4
  • Number of Network (RJ-45) Ports:     4
  • Port/Expansion Slot Details:     4 x Fast Ethernet Network
    Media & Performance
  • Media Type Supported:     Twisted Pair
  • Ethernet Technology:     Fast Ethernet
  • Network Technology:     10/100Base-TX
    Network & Communication
  • Layer Supported:     2
    Physical Characteristics
  • Color:     Black
  • Package Contents:     
  • NJ100 Network Jack Switch
  • 7.7 cm (3 in) RJ-45 coupler cable
  • One each: blank, Avaya, and Panduit adapter plates
  • Adapter plate mounting screws
  • Installation guide
  • Documentation
  • Additional Information:     
  • Power over Ethernet
  • Connect desktop PCs, workstations, VoIP phones, notebook PCs, printers, or scanners
  • The portable 3Com Network Jack AC Power Supply is convenient for powering or testing individual network jacks in LANs without Power-over-Ethernet capabilities
  • Pass-through ports:

  • Up to two optional voice/data, RJ-11/RJ-45 connectors
  • Certifications & Standards:     
  • NEMA-WD6

    Networking standards:

  • IEEE 802.3: Etherenet
  • IEEE 802.3u: Fast Ethernet
  • IEEE 802.3af: PoE
  • Limited Warranty:     Lifetime