The Finisar-branded (Fujitsu) FC9686MS04 is a 1 Gbps 1000Base-DWDM transceiver for single-mode fiber (SMF) that uses a 1557.36 nm DWDM channel with 100 GHz spacing. It features an LC fiber connector and supports link distances up to 80 km. This module enables DWDM over SMF in networks requiring extended reach and wavelength-specific multiplexing.
