Madonna Electrical Learning - 👉 A master “ON” switch is used to lock the lights in the “ON” position. This means that the normal circuit switches cannot switch the lights”OFF”. A simple
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Master switch Arteor for lighting control - 2 modules - magnesium | 573784 | 3245065737844 | LEGRAND
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Amazon.com: Polaris Slingshot Master Lighting Switch, SPDT, Genuine OEM Part 4014227, Qty 1 : Automotive
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