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Connect the black wire to the incoming hot wire and the red wire to the out going load.

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The black wire is typically the hot wire that carries the electrical current, while the red wire is often used as a traveler wire. Connect the black wire to one terminal of the light switch and the red wire to the other terminal. Make sure to turn off the power before wiring the switch to avoid electrical shock.

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AnswerBot

10mo ago
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Black is your hot wire. Red goes to the light fixture.

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15y ago
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Q: How do you wire a light switch with only black and red wires?
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How do you wire a light switch?

To wire a light switch, turn off the power to the circuit, remove the existing switch, connect the wires to the corresponding terminals on the new switch (typically, one wire goes to the common terminal, and the other two to the traveler terminals), and then securely mount the new switch in place. Remember to follow all safety precautions and local electrical codes.


Can you change a light switch to toggle switch outlet?

Yes, you can replace a traditional light switch with a toggle switch outlet. The process involves turning off the power supply, removing the existing switch, connecting the wires to the new toggle switch outlet according to the manufacturer's instructions, and properly securing the outlet in place. It's important to follow safety precautions and consult a professional electrician if needed.


How do you wire an additional light to another light with a switch?

To wire an additional light to another light with a switch, you would connect the hot wire from the existing light to the hot wire of the new light. Then connect the neutral wires together. Finally, connect the ground wires together. This creates a parallel circuit so both lights can be controlled by the switch.


If you have a switch wired red and black and a fan that calls for black and white where does the red wire go?

The red wire in this case would typically be connected to the black wire from the fan. This is because the red wire is used as the hot wire for the switch and needs to be connected to the black wire of the fan for proper operation.


Why does a light bulb light up immediately after you turn on a switch even if the switch was a long way from the bulb?

When you flip the switch, it completes the electrical circuit and allows current to flow instantly through the wires to reach the light bulb, causing it to light up. The speed of electricity traveling through wires is almost instantaneous, so the light bulb lights up immediately after the switch is turned on, regardless of the distance from the switch to the bulb.