18 Gauge Primary Automotive Wire | GPT Wire | Made in USA

K4 18 Gauge Primary Automotive Wire is premium USA-made GPT wire designed for automotive, marine, RV, trailer, and general 12-volt electrical applications. Built with stranded copper conductors and durable automotive-grade PVC insulation, it delivers dependable performance, flexibility, and long service life.

Ideal for wiring LED lights, switches, relays, gauges, accessories, sensors, and other low-current electrical circuits.

Features
• Made in the USA
• 18 AWG stranded copper conductor
• Automotive GPT primary wire
• Flexible for easy installation
• Durable PVC insulation
• Resistant to oil, grease, and abrasion
• Suitable for 60V automotive applications
• Available in multiple colors for easy circuit identification

Available Lengths
• 20 ft
• 100 ft
• 500 ft

Available Colors
• Black
• Brown
• Blue
• Red
• Yellow
• White
• Green
• Orange
• Pink
• Purple
• Grey

Applications
• Automotive wiring
• Marine electrical systems
• RV wiring
• Trailer wiring
• LED lighting
• Switch and relay wiring
• Gauges and instrumentation
• Sensor wiring
• 12-volt accessories