The product is tested to guarantee the compatibility with HP Ethernet Switches, Ethernet Routers, Network Interface Cards (NICs) and Media Converters. It is an ideal equivalent to JD118B HP X120 1G SFP LC SX transceiver but with a much lower price. This item provides a reliable compatible transceiver solution for system integrator, distributors and end users in network infrastructure and fiber cabling. SwitchTechSupply are provding JD118B at low price.