The ComNet Ethernet internal mounted media converters are designed to transmit and receive 10/100 Mbps data over multimode or single mode optical fiber. The electrical interface will Auto-Negotiate to a 10 Mbps, or 100 Mbps Ethernet rate without any adjustments. The optical interface operates at a 100 Mbps Ethernet rate. These media converters are environmentally hardened to operate in extreme temperatures. LED indicators are provided for rapidly ascertaining equipment operating status. The CNFE1/X do not have a metal enclosure and are designed to be incorporated within a device. Features 10/100 Mbps Ethernet 10/100 BASE-T/TX electrical port 100 BASE-FX optical port IEEE 802.3 compliant Optical port supports 100 Mbps full duplex data Auto-Negotiation for 10 Mbps or 100 Mbps, full duplex or half duplex data on electrical port(s). ST or SC optical connectors 1 or 2 fiber design Status indicating LEDs provide rapid indication of critical operating parameters. Distances up to: 3 km (2 miles) Multimode 20 km (12 miles) Single Mode Plug-and-play design ensures ease of installation and no electrical or optical adjustments are ever required. Electric Port Supports Auto-negotiation for Full Duplex or Half Duplex Data Throughput Lifetime Warranty