What is a Junction Box (or jbox)? | Electrical Knowledge
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WEBFeb 25, 2024 · A junction box – also known as an ‘ electrical box ’, ‘ jbox ’, ‘or ‘ terminal box ’ – is a protective box where wires are interconnected. Junction boxes are often built into the plaster of a wall, in the ceiling, or within concrete. They are standard within most homes, buildings, and factories. Junction boxes are found both indoors and outdoors.
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