Metra PWBK18500 Primary Wire 18 Gauge Black 500 Ft Spool

Metra PWBK18500 is a 500-foot spool of 18-gauge black primary wire, designed for general-purpose automotive and powersports electrical wiring applications. Whether you're running power to accessories, building a custom wiring harness, or completing a car audio installation, this wire delivers reliable performance and ample length for large or multiple projects.

Key Features:

• Gauge: 18 AWG — ideal for low-current accessories, lighting, and signal wiring
• Length: 500 feet per spool — enough for large installations or multiple vehicles
• Color: Black — standard color for ground and negative runs in automotive wiring
• Flexible PVC insulation for easy routing through tight spaces and around corners
• Rated for 12V and 24V automotive electrical systems
• Compatible with standard automotive terminals, connectors, and crimping tools
• Suitable for car audio, marine, RV, and powersports wiring projects

Metra Electronics is a trusted name in automotive installation accessories, and the PWBK18500 upholds that reputation with consistent quality and flexibility. The 500-foot bulk spool makes it a cost-effective solution for professional installers and serious DIYers alike.