Low-Smoke Zero-Halogen (LSZH) fiber optic patch jumpers from C2G are designed to lessen the emissions of smoke and halogens when the cable is exposed to extreme temperatures. These fiber patch jumpers are perfect for Fast Ethernet, Fiber Channel, ATM and Gigabit Ethernet applications. Use to connect fiber optic equipment to fiber optic cross-connects, cables and information outlets. Each cable is individually 100% optically inspected and tested for insertion loss and quality.