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You know the old saying: "If you have to ask..."! If you're asking this question, you should probably be calling an electrician. The answer to your question depends upon what you are trying to power up. This will determine what size wire you will need and therefore, the size of the circuit needed.

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βˆ™ 15y ago
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Q: What do you have to know to install a 120v electrical line?
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If you have low voltage lights in your yard and you want to install a decorative street lamp how do you increase the voltage to power the 120V street lamp?

you don't run a new 120 line


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