The sfpf1320c ciscoreg compatible fast ethernet fiber sfp transceiver module sm lc ndash 20 km 124 miles is built to comply with msa multi sourcing agreement standards to offer a cost effective way to add replace or upgrade a single mode lc port on your 100 mbps fiber networking equipment or fiber media converter supporting data rates up to 155 mbps as well as digital diagnostics monitoring ddm this lc sfp module can be installed into any fiber networking device with an msa or cisc