FMC 1001S WA02 Gigabit Ethernet WDM single strand SMF fiber media converter, BiDi T:1310 R:1550nm, 2Km product series_afl rack mount The difference between F6222 and The difference between F6222 and F6222C model is the detectable Core Power: F6222 can detect 40dBm to 0dBm while F6222C can detect 20dBm to +20dBm which is optimized for the CATV industry and easy to use fiber optic test instrument designed to detect and measure the core power levels of optical signals on single mode optical fiber without disrupting traffic on that fiber 3u 100Base TX compliant and IEEE 802 TP Speed Power: External 90 260V AC switching adapter 12VDC@1A with NEMA1 15(2 blades only)