1000M Ethernet Fiber Media Converter is a kind of stand-alone type media converter that includes one main board of fiber converter and different kinds shell and can be centralized control by chassis. It is used to translate the data between 10Base-T twisted-pair and 10Base-FL optical cable or between 100Base-TX twisted-pair and 100Base-FX optical cable or between 1000Base-T twisted-pair and 1000Base-FX optical cable.