Add replace or upgrade sfp modules on gigabit fiber equipment the sfpgesst cisco compatible gigabit fiber sfp transceiver module mm lc 550m 1804 ft is built to comply with msa multi sourcing agreement standards to offer a cost effective way to add replace or upgrade a multimode lc port on your gigabit fiber networking equipment or fiber media converter supporting data rates up to 125 gbps as well as digital diagnostics monitoring ddm this lc sfpmini gbic module can be installed