ANCOR Marine Grade wire is manufactured from tinned copper stranding for maximum protection against corrosion and electrolysis. Ultra flexible (Type 3) stranding resists fatigue due to vibration and flexing. ANCORÆs proprietary premium vinyl insulation stays flexible even in extreme cold and resists salt water, battery acid, oil, gasoline and ultra-violet radiation. Exclusive insulation is rated at 600 volts, 105¦ C dry and 75¦ C wet, and is resistant to heat and abrasion. Exceeds all UL 1426 and ABYC standards