This Star Tech Gigabit fiber SFP is engineered to deliver reliable network connections Built to exacting specifications & fully tested to ensure maximum performance this high-quality fiber transceiver module can be installed into Cisco switches & routers that support the GLC-LH-SMD transceiver module as well as other major brands of networking equipment It provides a dependable & cost-effective way to add replace or upgrade the ports on your 1000 Base-LXLH networking equipment & it&s backed by a lifetime warranty This single-modemultimode SFP transceiver is manufactured by Star Tech to meet or exceed OEM specifications & comply with the industry&s MSA (Multi-Source Agreement) standards Committed to the highest standards of quality Star Tech provides an extensive range of networking products including copper & fiber network cards fiber media converters Ethernet switches & wireless products The SMMM Gigabit SFP is engineered to the highest quality standards & is 100 Cisco compatible equivalent to the Cisco GLC-LH-SMD SFP transceiver The Star Tech SFP transceiver is configured & fully tested to ensure it works seamlessly with Cisco or other major brands of networking equipment You can be assured that the use of Star Tech SFP products should not affect the warranty protection of your networking equipment Delivering both convenience & scalability this fiber transceiver is fully hot-pluggable which enables you to install it without interrupting network traffic or having to reboot your equipment It provides a versatile & cost-effective solution that&s compatible with a multitude of Gigabit networking devices ideal to be used in switches routers & other networking equipment the SFP provides reliable performance allowing you to expand your network to remote segments cost-effectively The SFP supports Digital Diagnostics Monitoring & both single-mode (with maximum distance of 10 km or 62 mi) & multimode (with a maximum distance of 550 m or 1804 ft) It provides maximum data rates of up to 125 Gbps