Road Power 100 ft. Red 18-Gauge PVC-Coated Primary Wire is a versatile and reliable wiring solution designed for general-purpose use in automobiles, boats, trucks, buses, tractors, trailers, and other motor-driven equipment. This primary wire is i for surface electrical systems operating at 60 DC volts or 25 AC volts and below. It features a single conductor stranded copper core insulated with color-coded PVC that resists oil, grease, and diesel fumes, ensuring durability and long-lasting performance. The wire operates efficiently within a temperature range of -20°C to +60°C and meets SAE standards for quality and safety. The manufacturer part number includes a color code for easy identification, with red being the color for this specific wire. Model Number: 16 red