10/100T(X) 4TX Ethernet Self-managed Switch


Example of 10/100T(X) 4TX Ethernet Self-managed Switch

Availability: NA Only

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-40 º to +75 ºC




Made in the USA



The ComNet CNFE4SMS is a four-port switch with uplink management functionality and provides 4 Ethernet ports operating at 10/100 Mbps and is designed to combine three electrical ports into an electrical port that forwards this data to the next network device. The ComNet CNFE4SMS comes pre-programmed, preventing network video flooding with DIP switch selection of port 4 as uplink or as an unmanaged switch.

Features for CNFE4SMS

  • Pre-programmed Port for uplink
  • IEEE 802.3 compliant
  • Plug-and-play design ensures ease of installation and no electrical or optical adjustments are ever required.
  • Voltage transient protection on all power and signal input/output lines provides protection from power surges and other voltage transient events.
  • ComFit standard form factor is interchangeable between stand-alone or rack mount use.
  • Status indicating LEDs provide rapid indication of critical operating parameters.
  • Designed to meet full compliance with the environmental requirements (ambient operating temperature, mechanical shock, vibration, humidity with condensation, high-line/low-line voltage conditions, and transient voltage protection) of NEMA TS-1/TS-2 and the Caltrans Specification for Traffic Signal Control Equipment.
  • Electric Port Supports Auto-negotiation for Full Duplex or Half Duplex Data Throughput
  • Standard ComFit models are hot-swappable.


  • IP Video Applications
  • 10/100 Mbps Ethernet
  • High Speed Computer Links

CNFE4SMS Application Diagram(s) (2)

Application Diagram(s) for CNFE4SMSApplication Diagram(s) for CNFE4SMS

CNFE4SMS Ordering Information

Part NumberDescription
CNFE4SMS4 Port 10/100 Mbps Ethernet Self-managed Switch 4TX, up to 100m (328 ft). Lifetime Warranty.