Convert and extend a 10/100 Mbps Ethernet connection up to 12.4 miles/20 km over a single mode SC fiber cableThe ET90110WDM2 10/100 Mbps Ethernet Single Mode WDM Fiber Media Converter Kit SC (20km) lets you extend a 10/100 Mbps Ethernet connection over single mode fiber. at distances up to 20 km (12.4 mi).The converter offers Wavelength-Division Multiplexing (WDM). enabling bi-directional communication over a single strand of fiber. essentially doubling the capacity of your existing fiber infrastructure without having to install new cabling.The Ethernet to WDM Fiber Kit includes both endpoints (two interchangeable modules) - a simple solution for connecting 10/100Base-T networks to remote locations using SC-terminated single mode fiber. The Ethernet to Fiber Converter also features a durable all-steel chassis. and a simple plug-and-play installation with minimal configuration required.For added versatility. this fiber media converter supports standalone operation. or one or both sides can be installed into a 20 Slot. 2U Rackmount Chassis (ETCHS2U).Backed by a StarTech.com 2-year warranty and free lifetime technical support.The StarTech.com Advantage- Wavelength Division Multiplexing (WDM) fiber cuts cabling costs in half. or doubles existing network speed/capacity using pre-existing cables- Provides Ethernet to Fiber conversion as a standalone device. or can be installed into the ETCHS2U 20 slot chassis for added versatility- Rugged steel casing for durability in harsh environments