Comnet CNFE4SMS 4-Port Ethernet Self-managed Switch

The Comnet CNFE4SMS is a 4-port Ethernet self-managed switch with 10/100 Mbps BASE-T/TX ports. It features uplink management functionality and supports auto-negotiation for full or half duplex operation. This switch is preprogrammed for plug-and-play use, eliminating the need for manual setup or configuration.

Its rugged design meets NEMA TS-1/TS-2 and Caltrans Traffic Signal Control standards. The CNFE4SMS supports wall, rack, and DIN-rail mounting using the ComFit form factor and DINBKT1 adaptor plate. LEDs indicate port and power status, and the unit includes voltage protection on all power inputs and outputs.

• Four 10/100 Mbps RJ-45 ports
• Automatic MDI/MDI-X crossover
• Self-managed, no programming required
• Supports harsh environmental conditions
• ComFit compatible mount options