WirthCo 81114 GPT Primary Wire 20 Gauge 100 Foot Spool Black

The WirthCo 81114 is a 100-foot spool of 20-gauge GPT (General Purpose Thermoplastic) primary wire designed for automotive, marine, and powersports electrical applications. This versatile wiring features a stranded copper conductor for excellent flexibility and conductivity, making it ideal for both original equipment and aftermarket installations.

Key Features:

• 20 AWG stranded copper conductor for superior flexibility and reduced breakage
• Black PVC insulation provides protection against abrasion, chemicals, and moisture
• 100-foot spool length offers ample wire for multiple projects or repairs
• GPT-rated for general purpose automotive and marine applications
• Temperature range suitable for under-hood and interior installations
• Compatible with standard crimp connectors and terminals

GPT primary wire is the industry standard for automotive wiring applications, meeting SAE specifications for voltage drop, insulation integrity, and temperature resistance. The 20-gauge size is commonly used for lighting circuits, accessory wiring, and other moderate current applications. The stranded copper construction makes this wire easy to route through tight spaces and resistant to fatigue from vibration.