The SFPGE10KT3R4 is a Juniper SFP-GE40KT13R15 compatible fiber transceiver module that has been designed, programmed and tested to work with Juniper brand switches and routers. It delivers dependable 1 GbE connectivity over fiber cable, for 1000Base-BX10-U compliant networks, with a maximum distance of up to 10 km (6.2 mi).