Getting Started 2) Electrical System Basics 3) Service Panel 4) Running Cable 5) Outlets 6) Switches 7) Installing Light Fixtures 8) Common Electrical Codes 9) Replacing Switches & Outlets 10) Rep [..]

A unit that measures the strength/rate of flow of electrical current.

Electrical wires protected by metal sheathing.

A switch-like device that connects/disconnects power to a circuit.

Separate, metallic strips that extend through the service panel. Breakers slide onto the "hot" busses and neutral and ground wires screw down in their respective busses.

An old type of armored cable now illegal.

A continuous loop of current (i.e. incoming "hot" wire, through a device, and returned by "neutral" wire).

The most common type of "overcurrent protection." A breaker trips when a circuit becomes overloaded or shorts out.

A protective metal tube that wires run through.

Removable devices that link a circuit at the fuse box. Fuse connections blow apart and break the circuit if an overload or short occurs.