This 18 AWG automotive primary wire is ideal for low-voltage circuits in vehicles, trailers, and equipment. It is constructed from stranded annealed bare copper and insulated with durable GPT-grade PVC, offering reliable performance in a wide range of operating conditions. With a 45 ft length and multiple pack options, it is well suited for 12V DC systems and general-purpose wiring.

Specifications & Features

• Gauge: 18 AWG
• Conductor Material: Stranded annealed bare copper
• Insulation Type: GPT-grade thermoplastic PVC
• Voltage Rating: Up to 60V
• Temperature Rating: -40C to 80C (-40F to 176F)
• Standards Met: SAE J1128, RoHS compliant
• Available Colors: Black, White, Yellow, Red, Green
• Flexible insulation supports tight routing in vehicle wiring harnesses
• Resistant to oil, abrasion, and automotive fluids

Application Notes

This 18 gauge GPT wire is suitable for automotive fuse blocks, interior circuits, trailer lighting, and aftermarket electrical systems. Its stranded copper construction ensures flexibility and conductivity, while the PVC insulation protects against wear, heat, and fluids. Ideal for both OEM and custom wiring applications where space and durability matter.