Cisco - GBIC transceiver module - GigE - 1000Base-CWDM - SC/PC single-mode - 1550 nm - refurbished - for Network

Cisco - GBIC transceiver module - GigE - 1000Base-CWDM - SC/PC single-mode - 1550 nm - refurbished - for Network Processing Engine uBR7200; Optical Services Module; Supervisor Engine 2 2GE, I

The Cisco CWDM GBIC is a hot-swappable input/output device that plugs into an 802.3z standards-compliant GBIC port or slot of a Cisco switch or router, linking the port with the fiber-optic network.