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In the US of A, it's supposed to be black.

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Q: What color is the hot wire in a 120 volt circuit?
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Related questions

Can you wire a 120 volt ballast to a 347 volt circuit?

No, not a good idea. You have to use a 347 volt ballast.


What is the Color of neutral wire in 120 volt circuit?

For wiring in the USA the Neutral conductor is required to be white or gray by the National Electrical Code.


Will GFCI work properly if 240 volt split into one 3 wire 120 volt circuit?

yes


Which color wire is normally hot on a 120 volt system?

black


What wire size needed for 120 volt 3000 watt load?

AWG # 10 wire on 30 amp circuit.


Can one leg of a 240 volt circuit be capped and the circuit breaker changed to make an existing 240 volt outlet into a 120 volt outlet?

Yes, you can always have heavier wire than code requires.


How do you wire a 120 volt gfci into a 240 volt three wire?

You can't. The 120 volt GFCI is probably just a 2-wire (hot, neutral and ground) You would have to run a new 3-wire (2 hots, neutral and ground). The two hots are how you get the 240 volts (120+120=240). Also you must make sure the wire is gauged properly. #10 wire for 30 amps, #12 wire for 20 amps, etc.


Can you use 240 volts with a 120 volt supply?

Only if the cable going to your well pump is a three wire. The third wire could carry the neutral and you will have 120 volts from either 240 leg to the neutral.


Why do white wire mark 120v?

Because the white wire on a 120 volt circuit is the neutral wire that is connected to the silver screw on outlets and switches. It is connected to the neutral bar in the service panel.


If there are a red wire a black wire and a bare wire in a 120 volt supply wire which is the hot wire?

Where there is a red wire involved that usually indicates some type of special switching arrangement or more likely a 240 Volt circuit. In this case there will be 240 volts across the red and black and they will both be hot. Normally for 120 Volts the black is hot, the white is common and the bare wire is ground.


Can you wire a 347 volt ballast to a 120 volt fixture?

Yes, but it will not work.


How many watts can 14-2 wire run?

14 AWG wire normally supplies 15 amps. Watts = Volts x Amps x Power Factor. Power Factor has a maximum value of one. If you have a 120 volt circuit that would be 15 x 120 = 1800 watts or 1.8 KW. For a 240 volt circuit 3.6 KW.