Southwire 12/2 Aluminum Armored Cable - Aluminum armored cable with a dedicated green ground wire. Used for branch, feeder, power, lighting control, signal circuits, and service power distribution in commercial, industrial, institutional, and multiresidential buildings. Also for aerial cable on a messenger, cable trays, and approved raceways. - Length: 50', Size: 12 AWG, Type: MC Cable, Number of Conductors: 2 Conductors, Conductor Material: Copper, Conductor Type: Armored, Jacket Material: Aluminum, UL Listed: Yes, Pkg Qty: 1, Package Type: Shrink Wrap Cancer -