The metal armor on this cable acts as conduit to protect the internal wires. It's often used along the exterior of walls to carry power to outlet boxes. Also known as MC cable.

This cable has an uninsulated ground wire that touches the protective metal armor so it can be used for bonding and grounding. It's often used along the exterior of walls to carry power to outlet boxes. Also known as AC cable.

Also known as plenum cable, this cable has low-smoke insulation and can be used without conduit in ductwork and above a drop ceiling. Use in critical circuits such as fire alarms and smoke detectors.

Transfer power between your door frame and door to power electric locks or exit devices.

The insulation serves as a tough armor that protects these cords in high-traffic areas.

Also known as antishort bushings, these grommets slide into the ends of conduit and armored cable to protect wire and cable from sharp edges.