AC - Wire - Electrical - The Home Depot Shop our selection of AC, Wire in the Electrical Department at The Home Depot.AFC Cable Systems 6/1 x 100 ft. Bare Armored Ground AFC Cable Systems 6/1 x 25 ft. Bare Armored Ground AFC Cable Systems 10/2 x 50 ft. BX/AC-90 Armored AFC Cable Systems 6/3 x 125 ft. BX/AC-90 CableAFC Cable Systems 6/3 x 50 ft. BX/AC-90 Stranded CableAFC Cable Systems 8/3 x 200 ft. BX/AC-90 CableAFC Cable Systems 10/3 x 25 ft. BX/AC-90 Armored AFC Cable Systems 10/3 x 50 ft. BX/AC-90 Armored AFC Cable Systems 12/2 x 100 ft. BX/AC-90 AFC Cable Systems 12/2 x 250 ft. BX/AC-90 Solid Wiring Basics for Alternating Current | DoItYourself AC Wiring. When wiring to supply power, you are creating an electrical circuit. A continuous circuit consists of a hot wire, a neutral wire, and a ground. Electricity flows through the hot wire to a device or power receptacle and back through the neutral wire. The ground wire is meant to dispel any extra charge, using the earth as the dispeller.