Cisco DS-SFP-FC8G-SW= SFP+ transceiver module - 8Gb Fibre Channel (SW) 0882658191398 DS-SFP-FC8G-SW= SFP+ transceiver module Cisco - SFP+ transceiver module - 8Gb Fibre Channel (SW) - fibre optic - LC multi-mode - up to 520 m - 850 nm - for MDS 9509 Fibre Channel Director, 9509 Multilayer Director, 9513 Multilayer Director