Our LSFSGA-200 4/0 gauge cable is part of our Mil-Spec Wire and Cable line of Wire and Cable. LSFSGA-200 is composed of a 61/.0589 stranded bare copper conductor with silicone rubber glass tape insulation and a halogen-free (LSZH) cross-linked polyolefin (XLPO) jacket. These cables are rated for a voltage of 1000 volts and an ampacity of 250 at 50°. LSFSGU cable is aluminum braid armored, non-flexing, and watertight with surface markings. They are watertight for mission-critical environments and are used for shipboard power, lighting or weapon control system interconnection.