Our TTXW-20 22 gauge cable is part of our Marine Wire, Boat Cable and Shipboard Cable line of Wire and Cable. TTXW-20 is composed of a 7/30 stranded bare copper conductor with mica/polyimide tape insulation, a halogen-free (LSZH) cross-linked polyolefin (XLPO) jacket, and are wrapped in mica/polyimide (PI) tapes. These cables are rated for a voltage of 600 volts and have a maximum temperature of 150°C. TTXW cables are unarmored, lightweight, watertight, and non-flexing.