Get matched with top electricians in Boulder, MT

Q: Why do I have power but no lights?

• <div><p>You can have power but no lights if the light switch is damaged. A damaged light switch is often caused by regular wear and tear or loose wires. In addition, simple problems such as a burnt-out light bulb or an unplugged lamp could be the cause of not having working lights. </p></div>

Q: Why does only one half of my outlet work?

• <div><p>If only half of your outlet works, there are usually two possible causes: faulty wiring or a half-hot outlet. The first thing you'll want to do is check the circuit breaker panel to ensure that it's not tripped. If your circuit breaker isn't tripped, turn off the electricity and inspect the wiring to see if anything has come loose or corroded. </p><p>If you have a half-hot outlet, it means half of the outlet is controlled by a switch somewhere on the same circuit, which should be nearby. This is an intentional electrical design commonly found in rooms without overhead lights.</p></div>

Q: Do window AC units use a lot of electricity?

• <div><p>Window AC units use a fair amount of electricity, but significantly less than central AC systems. Because they are more energy-efficient for cooling individual rooms or small spaces, their usage is comparatively low. On average, a window AC unit consumes between 500 and 1,400 watts, while a central AC system uses over 3,500 watts&mdash;meaning a window unit uses about one-third of the energy. This typically translates to a monthly running cost of $15 to $40, although this can vary depending on external factors.</p></div>

Q: Do Christmas lights need to be grounded?

• <div><p>Christmas lights typically do not need to be grounded like electrical circuits in your home do. However, it's crucial to use outdoor outlets equipped with ground fault circuit interrupters (GFCIs) for added safety. GFCIs can help protect against electrical shocks and are recommended for outdoor electrical connections when using Christmas lights.</p></div>

Q: What are the rules for hot plugs and outlets outside of North America?

• <div><p>They can vary&mdash;a lot. For example, while the EU continues to move toward broader standardization, many different types of outlets still exist from country to country. Some local standards cared about polarization, and some didn&rsquo;t. It&rsquo;s similar to other countries around the world.</p><p>Generally, you&rsquo;re less likely to find polarized outlets outside North America. However, alternative plugs and outlets often incorporate precautions so that accidentally touching live prongs on a plug is hard or impossible. You may also find interesting regulations overseas that limit the use of outlets in bathrooms or near sinks to decrease the chance of shock.</p></div>

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Verified Reviews for Electrical Service pros in Boulder, MT

*The Angi rating for Electrical Service companies in Boulder, MT 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 Boulder, MT 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 May 31, 2026

Reviewed in May 2026
Jennifer with DeBella&#39;s was super awesome and helpful!! We love our siding! When it dropped to well below 0 for weeks, no problems! And lower heating bills than years before! In the summer, the house stayed cooler aswell with the new siding. Couldn&#39;t be happier!!
DaBella - Bozeman (Bath/Siding)
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Reviewed in March 2026
Very polite. Completed the job quickly, did a quality job and cleaned up before leaving.
Smith Construction, Inc.
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Reviewed in December 2024
If I could give them 10 stars, I would. Communication, service, quality are all built into this company. You might pay a little more but you get a lot more too. No detail left out. From design to install. My only complaint is how long it takes to get the windows. Be prepared for 5 to 6...
Renewal by Andersen of Montana
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Reviewed in August 2024
Great people to work with, family business, trustworthy, did an excellent job ripping up and replacing our driveway. They completed the job in one day and without any issues. Attention to detail. Highly recommend them and you won't have to worry about the quality of the job they'll do.
Ted's Asphalt Repair
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Reviewed in March 2024
Professional, right on time, quickly completed as scheduled. We will use them again.
Madison River Excavation
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Reviewed in November 2022
Nathan is an excellent worker who works speedily and professionally. He replaced our dining room and bathroom floor and did such an excellent job that we want to hire him back to do our kitchen floor!! I would recommend Nathan to anyone!!!
Freedom Flooring
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Reviewed in October 2021
Royal Construction managed a 6000 sgft Unique Log Home construction and finishing, inside & out, over multiple phases. Shane & his crew were detail oriented, overly efficient in design and material usage, punctual and 100% reliable to his word and bids. We would not have been able to...
Royal Construction & Remodeling
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Reviewed in December 2020
We went into the Helena location in July and picked out a shed to be built. We were told 8-10 weeks from time of order, so we put $1800.00 down that day. We were told we would receive updates along the build, and to expect our shed in late August, early Sept. By mid Sept, we still had no shed,...
TUFF SHED INC - Helena
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Reviewed in June 2020
John was extremely friendly, suggesting others to do portions of the work where he didn't consider himself an expert. They were, and the job was done right. For the part he did, the work was fast, clean, and done with a smile. He's my new go-to plumber in the Boulder/Helena area.
Sorensen Plumbing
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Reviewed in April 2020
He is very meticulous, takes pride in his, work, and makes sure whatever he does is done to code. I was pleased with the work he did for me!
DLH Electric
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Find Electricians in Boulder

A-1 Electrical, LLC

4.3(

)

Generator - Install - For Business

Serving Boulder, MT and surrounding areas

Approved

In business since 2005

Free estimates

Emergency services offered

"James was very professional and courteous. He explained everything he was doing as he did it, which I sincerely appreciated. He fixed my electrical problem quickly and efficiently. I would recommend him to everyone who is need of an electrician. He is awesome!"

Response time1 day

Recommended by90%of homeowners

Electric Vehicle Charging Station InstallationElectric Vehicle Charging Station Installation - For BusinessElectric Vehicle Charging Station Installation - For Business - Materials Not Provided+10 more

Serving Boulder, MT and surrounding areas

Approved

In business since 1985

Free estimates

Emergency services offered

"I was introduced to Sacry through a third party. But I have now found an electrician for life! They showed up with little notice, analyzed the scope of what to be done, and made some recommendations. These recommendations were not so they could charge more, but rather so the job could be completed safely, and look professional. Sacry Electric went out of there way to make sure I was satisfied. I wish more companies had the same values as Sacry, putting the customers wants, needs, AND budget as their only priorities! Thanks again Sacry! I will be calling again soon!"

Response time2 days

Response rate100%

Recommended by66%of homeowners

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Neli Virtual Appliance Repair

4.2(

671

)

Appliance (Major Electric Appliance) - Install or Replace

Serving Boulder, MT and surrounding areas

Approved

In business since 2016

Free estimates

Warranties offered

"The problem turned out to be a burned out small electric door switch. I believe the price was way too expensive for the service performed and the price of the door switch. What more can I say? It got done."

Response time1 day

Recommended by87%of homeowners

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Montana Power Solutions, LLC

5.0(

)

Fixed Generator - InstallElectrical Wiring or Panel UpgradeElectrical for Home Addition or Remodel - Install+11 more

Serving Boulder, MT and surrounding areas

Approved

In business since 2025

Free estimates

Emergency services offered

"Justin did a great job installing our generator. From the time I contacted him, he had the generator ordered and installed within 10 days. He even fixed some wiring issues that our original electrical contractor left us with. We couldn't be happier with what he did and recommend Montana Power Solutions to everyone!"

13 neighbors recently requested a quote

Telephone System - Install or Upgrade - For BusinessTelephone System - Repair - For Business

Serving Boulder, MT and surrounding areas

Approved

In business since 2009

Free estimates

Emergency services offered

"They were able to get a technician to our office same day on a Friday . Phones were fixed and we were back in business. Excellent Service!"

Response time3 hrs

Response rate99%

5 neighbors recently requested a quote

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Platinum Tech Services, LLC

5.0(

)

Telephone Jacks and Wiring - InstallTelephone Jacks and Wiring - Install - For BusinessTelephone System - Install or Upgrade+3 more

Serving Boulder, MT and surrounding areas

Approved

Super Service Award Winner

In business since 2023

Free estimates

Emergency services offered

"Excellent service! Very knowledgeable about products and an expert in alarm systems, placement of cameras and explanation of how the system works. We have peace of mind knowing our home is protected from intruders, fire and flood (monitoring). Platinum Tech Services has exceptional customer service and goes the extra mile."

Response time1 day

5 neighbors recently requested a quote

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Handy Solutions

New to Angi

Telephone Jacks and Wiring - InstallTelephone Jacks and Wiring - Install - For BusinessTelephone System - Install or Upgrade+3 more

Serving Boulder, MT and surrounding areas

Approved

Jack of All Trades with plenty of experience. Can fix and do almost everything, not exaggerating. Animals best friend.

Ceiling Fan - InstallCeiling Fan - RepairElectrical Switches, Outlets & Fixtures - Install or Repair+3 more

Serving Boulder, MT and surrounding areas

In business since 2015

Free estimates

Warranties offered

"My job was completed quickly, professionally, and at a great value. I have already recommended RB Electric to friends, and would hire again."

Recommended by100%of homeowners

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Boulder Electric, LLC

4.9(

)

Ceiling Fan - InstallCeiling Fan - RepairElectric Vehicle Charging Station Installation - Materials Not Provided+6 more

Serving Boulder, MT and surrounding areas

In business since 2020

Free estimates

Credit card accepted

"Eric did a great job!"

Response time3 hrs

Response rate90%

Recommended by100%of homeowners

Appliance (Major Electric Appliance) - Install or ReplaceCeiling Fan - InstallCeiling Fan - Repair+10 more

Serving Boulder, MT and surrounding areas

In business since 2024

Free estimates

Warranties offered

"Brandon is very responsive, conscientious, and charges fair prices. I highly recommend him for any of your electrical needs."

Response time2 hrs

Response rate96%

Recommended by66%of homeowners

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Showing 1-10 of 67

Electrical questions, answered by experts

You can have power but no lights if the light switch is damaged. A damaged light switch is often caused by regular wear and tear or loose wires. In addition, simple problems such as a burnt-out light bulb or an unplugged lamp could be the cause of not having working lights.

If only half of your outlet works, there are usually two possible causes: faulty wiring or a half-hot outlet. The first thing you'll want to do is check the circuit breaker panel to ensure that it's not tripped. If your circuit breaker isn't tripped, turn off the electricity and inspect the wiring to see if anything has come loose or corroded.

If you have a half-hot outlet, it means half of the outlet is controlled by a switch somewhere on the same circuit, which should be nearby. This is an intentional electrical design commonly found in rooms without overhead lights.

Window AC units use a fair amount of electricity, but significantly less than central AC systems. Because they are more energy-efficient for cooling individual rooms or small spaces, their usage is comparatively low. On average, a window AC unit consumes between 500 and 1,400 watts, while a central AC system uses over 3,500 watts—meaning a window unit uses about one-third of the energy. This typically translates to a monthly running cost of $15 to $40, although this can vary depending on external factors.

Christmas lights typically do not need to be grounded like electrical circuits in your home do. However, it's crucial to use outdoor outlets equipped with ground fault circuit interrupters (GFCIs) for added safety. GFCIs can help protect against electrical shocks and are recommended for outdoor electrical connections when using Christmas lights.

They can vary—a lot. For example, while the EU continues to move toward broader standardization, many different types of outlets still exist from country to country. Some local standards cared about polarization, and some didn’t. It’s similar to other countries around the world.

Generally, you’re less likely to find polarized outlets outside North America. However, alternative plugs and outlets often incorporate precautions so that accidentally touching live prongs on a plug is hard or impossible. You may also find interesting regulations overseas that limit the use of outlets in bathrooms or near sinks to decrease the chance of shock.

The Boulder, MT homeowners’ guide to electrical services

From average costs to expert advice, get all the answers you need to get your job done.

See all articles

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