This 18 AWG marine primary wire with striped red insulation is engineered for marine, RV, trailer, and automotive electrical systems requiring flexibility, corrosion resistance, and reliable circuit identification. Constructed with Type III finely stranded tinned copper and jacketed in durable, color-coded PVC insulation, this wire meets stringent marine-grade standards for demanding environments.

Specifications & Features

• Gauge: 18 AWG
• Conductor Material: Type III tinned copper – ASTM B172 Class K
• Stranding: Finely stranded for maximum flexibility
• Insulation: Flexible, striped PVC – color coded for easy identification
• Voltage Rating: 600V
• Temperature Rating: 105C dry, 75C wet, 60C oil
• Standards Met: UL 1426 (BC-5W2), AWM 1028/1231, MTW, CSA TEW, ABYC E-8.14 & E-9.14, US Coast Guard: 33 CFR 183.401
• Resistant to acid, alkali, abrasion, gasoline, flame, oil, and moisture
• Highly flexible for tight routing in marine and automotive applications
• Available Colors: Black, Blue, Brown, Gray, Green, Orange, Pink, Purple, Red, White, Yellow
• Stripe Color Options: Blue, Brown, Gray, Green, Light Blue, Light Green, Orange, Pink, Purple, Black, Tan, White, Yellow
• Made in USA

Application Notes

This tracer wire is ideal for electrical circuits where visual wire identification is critical. The striped insulation simplifies distinguishing wire functions in complex harnesses or control panels. Common uses include lighting, bilge systems, blower motors, switch panels, and instrumentation wiring. Built to handle marine-grade environmental stress while ensuring long-term flexibility and conductivity.