Pacer 12/2 AWG Duplex Cable - Flat Cable - Red/Black - 250' [W12/2DC-250]12 2 AWG Duplex Cable Flat Cable Red Black 250' Duplex Boat Cable is used in low voltage AC applications as well as DC circuits. Pacer manufactures 12 AWG Duplex boat cable in house in the USA for the best quality. First, the cable is built from finely stranded, Type III tinned copper conductors. These conductors allow for flexibility and help to prevent corrosion. The PVC jacket helps 12 AWG Duplex Boat Cable to be flexible while preventing moisture