What Is Com On A Light Switch. The com terminal on a light switch means that it is a three way or the kind of switch used where there are two or more switches that controll the The backup light switch and the brake switch are all in the same relay switch. Internally, a three-way switch has a mechanical configuration shaped like a "V." The point of the V is the terminal where the hot wire coming from your service panel (the line wire).
Smart light switches are a bit more complicated than smart light bulbs and come with their own advantages and disadvantages. I'm trying to get a feel for which wall light switch has a more "current" feel (all pun intended). Here the white wire to the switch is marked black to indicate that it is hot.
I am unfamiliar with this light switch and how it works internally.
In electrical wiring, a light switch is a switch most commonly used to operate electric lights, permanently connected equipment, or electrical outlets.
The com terminal on a light switch means that it is a three way or the kind of switch used where there are two or more switches that controll the The backup light switch and the brake switch are all in the same relay switch. Only one cable enters the switch box, coming from the fixture. When you turn on a light switch, power goes to the light through the "hot" (black) wire and then back through.
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