General purpose thermoplastic (GPT) stranded annealed, single conductor copper wiring is recommended for trucks, tractors, cars, and general service. Meets SAE J1128 specifications and has a temperature rating of 80C (176F). PVC insulated, for use at 50-volts or less. 12 Gauge on 100' spools. This is a special order item and is not stocked in our store. Please call for availability.