LC/ST simplex 9/125 single mode fiber patch cable is specifically designed for gigabit Ethernet applications. It provides high bandwidth and transmission rates over longer distances. The patented injection molding process provides each connection greater durability in resisting pulls, strains and impacts from cabling installs. Each cable is 100% optically inspected and tested for insertion loss before you receive it. A pull-proof jacket design surrounds the popular 9/125 single mode fiber, immune to electrical interference.