Patchcord SC/UPC-SC/APC SM G.657B3 SIMPLEX 3.0MM 20M LSZH EASY FLEX Single-mode patchcord (connection cable), 20 meters long, with a cable diameter of 3 mm, terminated with SC/UPC-SC/APC connectors, is used to connect optical network equipment, such as switches or converters. Patchcords are also widely used in FTTH networks to connect OLT and ONU/ONT devices. These cables have the LSZH (Low Smoke Zero Halogen) material classification, which means that their sheath is made of thermoplastic or thermosetting compounds that emit a limited amount of smoke when exposed to heat and do not emit halogen. Features of patch cords Low attenuation Operation in a wide temperature range Repeatability of measurements Repeatability of parameters Intended use FTTH networks LAN, WAN networks WDM systems