Keeping you Ready for the Road Ahead, the Power Products 2-Gauge Welding Battery Cable positions itself as a durable solution, with high-temperature resistant PVC insulation that is sturdy enough to endure heavy duty requirements. This heavy duty battery cables copper wire stranding is particularly conductive, boosting current transfer during charge connection. With more flexibility than a regular starter cable, this heavy duty welding cable remains operable in extreme hot and cold conditions. FleetPride is your First Click in Heavy Duty.