It is Designed for single-mode fiber and operating at wavelengths of 1310nm, the 1G Single-Mode SFP Transceiver Module from TechLogix Networks is a small form factor pluggable module for bi-directional serial optical data communications, such as Gigabit Ethernet 1000BASE-LX and Fiber Channel 1x SM-LC-L FC-PI. The SFP 20-pin connector allows for hot-plug capability and will adapt TechLogix fiber technology to different cable formats, transmitting 1G signal up to 12.4 miles over duplex single-fiber mode.