Gauge: (AWG) 12 AWG (AMERICAN WIRE GAUGE) CONDUCTOR: Stranding 7 STRANDS IN EACH CONDUCTOR Material TINNED COPPER INSULATION: Material XLP-CROSS LINKED POLYETHYLENE Color GRAY (SLATE) Shielded: NOT SHIELDED Temperature Rating: 90 DEGREES CENTIGRADE (194 F) Voltage Rating: 600 VOLTS AC OR DC Product Type: SWITCHBOARD