10 100 Mbps MM Fiber Converter ST 2km The ET90110ST2 10/100 Mbps Multimode Fibre Media Converter (ST, 2 km) lets you extend a Fast Ethernet network (10/100 Mbps) over multimode fibre, at distances of up to 2 km (1. 2 miles). A cost-effective solution for connecting a 10/100 Mbps Ethernet (10/100Base-T) network to remote network segments over a 100Base-FX fibre backbone. Designed to offer a durable and convenient Ethernet to fibre solution, the Ethernet to ST Fibre converter features an all-steel chassis, and a simple plug-and-play installation with minimal configuration required. For added versatility, this fibre media converter supports standalone operation, or installation into the 20 Slot, 2U Rackmount Chassis (ETCHS2U). Backed by a StarTech. com 2-year warranty and free lifetime technical support.