Trendnet TFC-110S20D5I 100Mbit/s 1550nm Single-mode Black network media converter

Intelligent 100Base-TX to 100Base-FX Dual Wavelength Single Mode SC Fiber Converter (20 km / 12.4 miles) The TFC-110S20D5i intelligent fiber converter works with the TFC-1600 chassis system or as a standalone unit. This converter is a Dual Wavelength Single Mode SC-Type fiber converter that spans distances up to 20 km (12.4 miles). This module must be used with the TFC-110S20D3i module. Ports include 1 x 10/100Base-TX (RJ-45) port and 1 x 100Base-FX (SC Simplex Type) port.