ADD-FMC-FX-SC is a Media Converter that converts a 100Base-TX(RJ45) to 100Base-FX(SC) via a 1310nm multi-mode fiber (MMF) SC connector, which allows distance reach up to 2km. ADD-FMC-FX-SC provides a cost effective conversion from 100Base Copper to 100Base-FX fiber, while extending the network reach beyond the 100m reach limitation of copper. Addoncomputer.com Media Converters and Network Interface Cards are 100% compliant for all of our networking needs. Now you have a cost effective solution to your network upgrade needs. With our ADDON CERTIFICATION TEST Program, we can guarantee your product will work right the first time.