Building Wire; Type THHN; Voltage Rating 600 Volt; Current Rating 20 Amp; Conductor Material Soft-Annealed Copper; Conductor Size 12 AWG; Stranding 19 Strands; Jacket Material Nylon; Insulation Material PVC; Insulation Color White; Outer Diameter 131 Mil; Weight 24 Pound per 1000 Foot; Approval UL 83/1063/758, CUL; Insulation Thickness 15 Mil; Jacket Thickness 4 Mil; Application Commercial, Industrial; Applicable Standard VW-1, NEMA WC70, ARRA 1605, NEC