Description The Cisco GLC-LH-SM-20 compatible 1000BASE-LX-20 SFP module delivers robust 1Gb/s connectivity over single-mode fiber (SMF) for distances up to 20km. Operating at a 1310nm wavelength via a Duplex LC interface, it includes full DOM support for professional diagnostics. This transceiver is an ideal solution for intermediate-reach Cisco networking applications where signal stability is critical.
