Ancor 180803 Marine Grade® Tinned Copper Primary Wire, #18 AWG, 35', RedTinned copper stranding for maximum protection against corrosion, electrolysis and resists fatigue due to vibration and flexing. Rated at 600 volts and 105°C, the heavy duty insulation is resistant to heat and abrasion. Exceeds all UL 1426, US Coast Guard Charter Boat and ABYC standards. ![]() |