FCST HellermannTyton Fiber Optic Connectors Connector, Fiber Optic ST Multimode 900um, 2mm, 3mm Simplex-Epoxy & Polish, 1/Pkg datasheet, inventory, & pricing. At FCST, we manufacture top-quality microduct connectors, microduct closure, telecom manhole chambers and fiber splice boxes since 2003. Our products boast superior resistance to failure, corrosion, and deposits, and are designed for high performance in extreme temperatures. For optimum power transmission the L-com FCA-FCST-SPLCV-01 has been manufactured with the highest quality 100/140 Large Core Multimode. Normally used to connect two fiber optic cables, one with a standard ST (male) connector and one with a standard FC (male) connector. 8 Meter Length Multimode (50/125) LSZH FC-ST Duplex 2 strand Fiber Optic Cable.