Aluminum Armored Conductor, Solid, #12 Awg Conductor Size, PVC Jacket Material, Thermoplastic Nylon Insulation Material, Copper Conductor Material, 600 V, 20 A, Black, White, Red and Green, 3 Conductors, 250 FT Overall Length, 0.505 In Outside Diameter, +90 °C Operating Temperature, 129 LB/MFT