100% Cisco compatible. Guaranteed. The fet-10g-st is a Cisco fet-10g compatible fiber transceiver module that has been designed, programmed and tested to work with Cisco brand compatible switches and routers. It delivers dependable 10 GbE connectivity over fiber cable, for 10gbase-usr compliant networks, with a maximum distance of up to 100 m (328 ft). Technical Specifications: wavelength: 850nm maximum data transfer rate: 10 Gbps Type: Multi mode connection Type: LC maximum transfer distance: 100 M (328 ft) MTBF: 498, 745, 585 hours power consumption: low power consumption digital Diagnostics Monitoring (DDM): Yes this SFP+ module is hot-swappable making upgrades and replacements seamless by minimizing network disruptions. Star Tech SFPs all Star Tech SFP & SFP+ transceiver Modules are backed by a star Tech lifetime warranty and free lifetime multilingual technical support. Star Tech offers a wide variety of SFP modules and direct-attach SFP cables, providing the dependability and reliability you need to ensure consistent network performance.