5 X Cisco GLC-LH-SM - 1000BASE-LX/LH SFP Module Transceiver
The GLC-LH-SM is a long haul or long wavelength SFP module (1310 nm nominal)10 KM, for use in 1000BASE-LX links. LC connector. Use only the SFP modules with your Modular Fast Ethernet line card. We will be happy to assist you.