Our 3XSOW-19 18 gauge cable is part of our Marine Wire, Boat Cable and Shipboard Cable line of Wire and Cable. 3XSOW-19 is composed of a 19/30 stranded tinned copper conductor with cross-linked polyalkene insulation, a halogen-free (LSZH) cross-linked polyolefin (XLPO) jacket, and individually shielded triads and overall braid shield of tinned copper. These cables are rated for a voltage of 600 volts and have a maximum temperature of 135°C. This type of cable is unarmored, watertight, and non-flexing.