Convert and extend a Gigabit Ethernet connection over fiber using the Gigabit SFP of your choice Compatible with NETGEAR ProSAFE JGS524NA / Comparable to ET91000LC2 Fiber to Ethernet Converter w/ Open SFP Slot / Multi / Single-Mode Fiber Converter 1000 Mbps Gigabit Ethernet Media Converter / Fiber Optic Converter / Ethernet Over Fiber-1000Base-SX Extend / Bridge networks over to fiber another building Ethernet to fiber for Data Centers / Server Rooms Supports MSA-Compliant Gigabit SFPs