Your home’s electrical system probably looks the same from the outside after a repair or upgrade, but behind the metal door of your breaker box, something critical may be out of date. The panel ...

Home electrical projects tend to focus on visible upgrades, from new fixtures to added outlets, while the quiet workhorse in ...

In this industry, some people use the terms switchboard and switchgear interchangeably. But this practice can lead to misunderstanding because these items are not the same. Switchgear is manufactured ...

Churning with voltage and resembling an explosion at the wire factory, the breaker panel exudes mystique. But it's just a big switch, filled with other smaller ­switches, which lead to the switches ...

Article 408 covers the requirements for switchboards and panelboards that control power and lighting circuits (Fig. 1). These rules address the equipment that forms the core of a premises electrical ...