This gigabit fiber sfp is hpreg compatible and engineered by startechcom to deliver what you need most in your network connections reliable performance built to exacting specifications and fully tested to ensure maximum performance you can install this high quality fiber transceiver module into hp switches and routers that support the hp 3csfp91 transceiver module as well as other major brands of networking equipment this 1000base sx sfp delivers gigabit connectivit