100% Copper Red 0 AWG Gauge 12 Feet Foot Spool of Red Power Ground Wire 100% OFC (Oxygen Free Copper) 0 Gauge Red Power or Ground Wire. Each Foot Weighs 6.6 Ounces. 7*7*98/0.12CU OD:15.5MM. PVC Jacket @ &lt;-80V; Temp 70 C OFC Grade C11000, Oxygen Content 0.02%-0.04%, Minimum Purity 99.9% Carries More Power, Improves Efficiency, Reduces Overall System Strain This 100% Copper wire is guaranteed a score of 100 on the conductivity scale. When run at full 80A draw for 10 minutes, wire is guaranteed an operating temperature of 103.5F or less.