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Ideas & Advice Blog

Ideas & Advice Blog

Does It Matter Which Wire Goes Where on a Basic Light Switch? Single-Pole Wiring Explained
Electrical Foundations

Does It Matter Which Wire Goes Where on a Basic Light Switch? Single-Pole Wiring Explained

Christian Malabuyoc

Replacing a light switch and wondering which black wire connects to which brass screw? Learn how single-pole switches work, why terminals are reversible, and the trade standard electricians use.

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