How do I know if I have a 15- or 20-amp circuit?

• <div><p>The easiest way to determine the amperage of your electrical outlets is to check the corresponding breaker in your home’s breaker panel. The number is likely noted on the circuit breaker. If that fails, it’s possible to tell 15-amp and 20-amp outlets apart by looking at them. Fifteen-amp outlets have two vertical holes, while 20-amp outlets have one vertical hole and one T-shaped hole. </p></div>

Can you convert a 120V to a 240V outlet?

• <div><p>This type of conversion is easy—you’ll just need to upgrade to the correct amperage in your wires before <a href="https://www.angi.com/articles/how-to-wire-outlet.htm">wiring the new outlet</a>. However, these projects can be tricky without intermediate electrical knowledge, so consider consulting a pro before flipping any switches on your circuit breaker. </p></div>

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TRUSTED BY EDGAR, WI HOMEOWNERS

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Verified Reviews for Electrical Service pros in Edgar, WI

*The Angi rating for Electrical Service companies in Edgar, WI is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Electrical Service needs.

*The HomeAdvisor rating for Electrical Service companies in Edgar, WI is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Electrical Service needs.

Last update on November 24, 2025

Reviewed in January 2024
Mike was great! He did an excellent job of installing can lights in our house. He was very professional, courteous, and cleaned up after himself. I will definitely be using him for future electrical updates to my house
Essman Electric
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Reviewed in March 2023
Great job fixing the electrical wiring for my sister in law's electric wheelchair. He came by within the hour, and was wonderful. Made my sister in law feel very safe.
1440 Creations, LLC
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Reviewed in September 2022
Josh Walton and his crew are very professional, his rates are extremely fair and their attention to detail surpasses my expectations. Definitely will call Double U Electric again for any electrical projects. Highly recommend him and his crew for your future needs.
Double U Electric, LLC
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Reviewed in June 2022
Was able to fit us in earlier than expected. Much happier with the work he did than the darn electric company!
Knutson Land Management LLC
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Reviewed in November 2020
We spent over $40k plus premium materials fully renovating our master bathroom. We later discovered the electrical was not upgraded for our shower to properly function. This was a $1,300 fix that Steve refused to make right. We took him to court, won a judgement and are still being strung out....
Century Kitchens & Bath
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Reviewed in February 2017
Free quote, was on time on date work was to be done. Quote amount was reasonable and time to do job was done same day. Very professional workers. Cleaned up after job before they left. Will call Tom for all electrical jobs needed in future.
Tom Gagliardi Electric Co., LLC
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Reviewed in January 2013
We had one of the electrical curcuits quit functioning in our home. I checked the obvious and relalized that the scope of the problem was beyond my limited expertise. Rein elecric was very good in scheduling a time that was convenient for us. The technician arrived a few minuters early and...
Rein Electric Inc
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Reviewed in August 2012
They arrived right on time. all the work was done way beyond my expectations. Both of the men were very professional and did the work quickly and excellently. They were responsive to my questions and answered them showing they were very educated in their profession. We were EXTREMELY happy...
DC Electric
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Reviewed in May 2012
P J Electric had the best quoted price of the 3 contractors I had quote. I modified the plan and they supplied a timely re-quote. The crew was efficient and professional. Overall a great company to work with.
P J ELECTRIC
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Reviewed in April 2012
.It went smooth from start to finish. The room was stripped.The floor was cut open for the shower and toilet drain.Stud walls put up.Plumbing and electric installed. Durarock and green board installed and tapped and mudded. Shower base installed followed by complete hand built tile shower with...
Del's Remodeling
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Electrical questions, answered by experts

The National Electrical Codebook indicates that there should be at least 6 inches of wiring in the breaker box for connecting purposes. When in doubt, err on the side more, because you can always cut some wire off but you can never add it back on, and if you don’t have enough you may struggle to finish wiring your breaker box properly.

Yes, you can run an above-ground electrical conduit and stay within National Electrical Code safety guidelines. Just make sure you check the code requirements of your project with the local building regulations office. You should work with a local electrician to complete this type of project due to the personal safety hazards.

The easiest way to determine the amperage of your electrical outlets is to check the corresponding breaker in your home’s breaker panel. The number is likely noted on the circuit breaker. If that fails, it’s possible to tell 15-amp and 20-amp outlets apart by looking at them. Fifteen-amp outlets have two vertical holes, while 20-amp outlets have one vertical hole and one T-shaped hole.

A breaker won’t always trip if an outlet burns out. If the outlet is overloaded or has a short circuit, the breaker is designed to trip and discontinue power to the outlet. However, some wiring problems that can burn out an outlet may not cause the breaker to trip, so don’t rely on it as a signal that something is wrong.

This type of conversion is easy—you’ll just need to upgrade to the correct amperage in your wires before wiring the new outlet. However, these projects can be tricky without intermediate electrical knowledge, so consider consulting a pro before flipping any switches on your circuit breaker.

The Edgar, WI homeowners’ guide to electrical services

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