Get matched with top generator install pros in Roberts, MT

Q: How long does it take to set up utilities?

• <div><p>Setting up utilities on a vacant property usually takes at least a few months, or between 6 weeks to 16 weeks. This process requires working with the local planning and zoning department, hiring a building contractor or engineer to design the utility layout, securing permits, laying the lines, and connecting the utilities.</p></div>

Q: Does installing a generator increase home value?

• <div><p>Yes,<a href="https://www.angi.com/articles/generator-installation-avoid-electrical-disasters.htm"> installing a generator</a> usually increases your property value because buyers are getting the added peace of mind knowing they&rsquo;ll be able to maintain power through blackouts. In most cases, you should see close to a 100% return on investment (ROI). Keep in mind that home generators usually need a permanent foundation, and installing a concrete slab will likely raise your property taxes slightly. </p></div>

Q: How do I determine what size generator my house needs?

• <div><p>To determine the right size generator for your house, you should calculate the total wattage of the appliances and devices you want to power during an outage. List all essential items, note their start-up wattages, and add them together.</p><p>Here are some typical wattage requirements for common appliances:</p><ul><li><p>Refrigerator: 600 watts</p></li><li><p>Large dehumidifier: 700 watts</p></li><li><p>Large window air conditioner: 1,400 watts</p></li><li><p>Water heater: 3,000 to 4,500 watts</p></li><li><p>Electric furnace: 5,000 to 25,000 watts</p></li></ul><p>A 7,500-watt generator might be sufficient for essentials like a refrigerator, freezer, well pump, and lighting circuits. However, for high-demand items like a water heater or furnace, a whole-home generator is a better choice. A portable generator may be enough if you only need to power a few critical items.</p><p>While home square footage can offer a rough estimate, it is not always a reliable indicator. For reference, here are some typical generator sizes based on square footage:</p><ul><li><p>1,000 sq ft: 6&ndash;9 kW</p></li><li><p>1,500 sq ft: 7&ndash;10 kW</p></li><li><p>2,000 sq ft: 10&ndash;14 kW</p></li><li><p>2,500 sq ft: 12&ndash;16 kW</p></li><li><p>3,000 sq ft: 16&ndash;20 kW+</p></li></ul><p>For the most accurate sizing, consult a professional who can calculate your home's peak and average power consumption and recommend the optimal generator.</p></div>

Q: Can you use your electric car as a backup battery?

• <div><p>If you&rsquo;re wondering <a href="https://www.angi.com/articles/using-electric-car-as-home-generator.htm">if you can use your electric vehicle as a backup battery</a>, it depends on whether your EV is compatible with bidirectional charging. This technology allows energy to flow both ways, enabling vehicle-to-home (V2H) backup power, vehicle-to-load (V2L) for appliances and camping, and vehicle-to-grid (V2G) to support the power grid. Compatible EVs convert stored DC energy into usable AC power, helping reduce energy costs and enhance grid stability while providing emergency backup power.</p></div>

Q: Do I really need a generator transfer switch?

• <div><p>Yes, in some locations, it is required by the National Electric Code (NEC) to have a transfer switch installed for <a href="https://www.angi.com/articles/what-is-an-electrical-emergency.htm">electrical emergencies</a>. In addition to following electrical code, generator transfer switches ensure your home is fully protected during a power outage. By switching the power from the main breaker to the generator breaker, you can seamlessly operate your HVAC, lights, appliances, devices, and more during an emergency. </p></div>

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Verified Reviews for Generator Install pros in Roberts, MT

*The Angi rating for Generator Install companies in Roberts, MT is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Generator Install needs.

*The HomeAdvisor rating for Generator Install companies in Roberts, MT is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Generator Install needs.

Last update on February 17, 2026

Reviewed in February 2026
Did excellent job on removing my trees. Excellent customer service and reasonable price
Marvelous Tree and Property Care LLC
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Reviewed in September 2023
The crew worked hard and the install was done faster than expected. Very courteous and with wonderful care. Clean up was excellent. Very satisfiedwith the install and the windows are everything that was promised. They are beautiful.
Renewal by Andersen of Montana
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Reviewed in December 2022
Timely, professional service. Highly recommend.
Big Horn Appliance Repair and Maintenance
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Reviewed in October 2020
We had a septic system installed recently The only reason we gave them 1 star is because of the crew that came out (Fred and Adolfo). They were great. The owner (owners)/management was far from great. Pros: The crew that came out was good. Cons: Customer Service, Time Management,...
24/7 Septic Services
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Reviewed in September 2020
I called Rod and about 20 other plumbers in the area and everyone was busy. We use a cistern for water and had a water booster pump go out leaving us with NO water. We called the pump supplier and our fault code caused them to recommend pump replacement. Pump was installed by a licensed plumber...
Glover Plumbing & Heating
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Reviewed in March 2018
Rick came out and installed a very complete radon system. He did a great job hiding all vents. Recommended.
MONTANA'S HOME INSPECTION SVC
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Reviewed in October 2013
Installers very professional & experienced. Windows installed quickly after order arrived. Lynnrich very responsive. Windows are spectacular.
Lynnrich Seamless Siding Windows & Doors
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Reviewed in October 2013
Haven't received the bill yet, but impressed with the service. Did the email inquiry Sunday evening, they called first thing Monday morning and Tuesday morning a very pleasant and accommodating electrician was here and it was taken care of quickly. It was installing an outlet in our attic...
Treasure State Electrical Contracting, Inc.
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Reviewed in April 2012
<p>I contacted Wild Blue regarding internet service. I did qualify for a federal program for rural internet service. </p> The installers showed up on time. Ironically, I was having Directv installed at the same time. Both installers were Directv employees and neither new that the other was...
INTERNET MONTANA
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Find Generator install pros in Roberts

LG Electric, LLC

5.0(

)

Serving Roberts, MT and surrounding areas

Approved

In business since 2020

Free estimates

Small jobs welcome

"Tyler did a great job hooking up 220 service for our hot tub. He was quick, courteous, competitive, returned calls and punctual. I highly recommend Tyler for your electrical needs."

Response time1 day

30 neighbors recently requested a quote

Recommended by87%of homeowners

Serving Roberts, MT and surrounding areas

Approved

In business since 2022

Free estimates

Warranties offered

"Tucker and his apprentice were able to evaluate our electrical problem the same day I called. He quickly sent an acceptable bid and took care of the problem the very next week. I would highly recommend AU Electrical for their knowledgeable and fast customer service!"

+17

17 neighbors recently requested a quote

Recommended by82%of homeowners

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Treasure State Electrical Contracting, Inc.

4.2(

)

Serving Roberts, MT and surrounding areas

Approved

In business since 1946

Free estimates

Emergency services offered

"Jeff, our installer was very knowledgeable and courteous. He showed up on time, paid attention to detail and to our project related requests. His work was excellent. We will definitely use Treasure State Electric for our future projects."

Recommended by100%of homeowners

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Solid Ground Property Services, Inc

5.0(

)

Serving Roberts, MT and surrounding areas

Approved

In business since 2024

Free estimates

Warranties offered

"Shawn was amazing to work with. He did several projects for me including plumbing and installing kitchen stove and garbage disposal. Shawn went above and beyond and was very thorough and thoughtful in his work. Shawn was a “jack of all trades”. I would hire him again if I ever need anything done. At least 5 stars and more if I could!!"

+11

36 neighbors recently requested a quote

Serving Roberts, MT and surrounding areas

Approved

In business since 2009

Free estimates

Emergency services offered

"Joe, Mark, and Their Team did a Splendid Job for Us on this Business Phone Line Install. There are Very Knowledgeable and provided the Needed Assessment and "Fix" in a Very Timely Manner. I Highly Recommend Accent Tel USA! God Bless You! Philippians 1:3-6! Have a Wonderful Day in the Neighborhood & "Stay on the Nice List"! :)"

Response time3 hrs

Response rate99%

5 neighbors recently requested a quote

Serving Roberts, MT and surrounding areas

Approved

In business since 2002

Free estimates

Emergency services offered

"Install, hook up and point TV Antenna. - Quick response time, very polite & professional. Very knowledgeable and did the work very well and quickly. Prices were reasonable. Would hire him again without a second thought."

5.1 theater with inwall and inceiling speakers

Family room with bar and distributed audio

+22

Response time2 days

7 neighbors recently requested a quote

Recommended by94%of homeowners

Serving Roberts, MT and surrounding areas

In business since 2022

Free estimates

Small jobs welcome

"AU Electric did a great job."

+20

Response time4 days

Recommended by100%of homeowners

Serving Roberts, MT and surrounding areas

In business since 2023

Free estimates

Credit card accepted

"Cayden at Genesis Electric has completed several projects for us, including all the wiring for a generator, replacing ceiling fans, and installing electric plugs. His work is always excellent. Heâ s professional, punctual, and a pleasure to work with. His prices are very fair, and he always leaves the workspace spotless. Weâ re extremely satisfied with the quality of his work and will definitely call on him again in the future!"

Response time2 hrs

Response rate99%

Recommended by100%of homeowners

Serving Roberts, MT and surrounding areas

In business since 2021

Free estimates

Small jobs welcome

"Brian and his team were great to work with. They mobilized on site quickly and worked efficiently to get the job done in a timely manner. Their work was excellent and they left a clean job site at the end."

Recommended by100%of homeowners

Serving Roberts, MT and surrounding areas

In business since 2008

Emergency services offered

Credit card accepted

"They were informative! It's a family business that is generational in their craft. They explained my unit to me and gave me tips to improve it's care. I will be using them in the future for maintenance."

Recommended by82%of homeowners

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Showing 1-10 of 31

Generator Install questions, answered by experts

Setting up utilities on a vacant property usually takes at least a few months, or between 6 weeks to 16 weeks. This process requires working with the local planning and zoning department, hiring a building contractor or engineer to design the utility layout, securing permits, laying the lines, and connecting the utilities.

Yes, installing a generator usually increases your property value because buyers are getting the added peace of mind knowing they’ll be able to maintain power through blackouts. In most cases, you should see close to a 100% return on investment (ROI). Keep in mind that home generators usually need a permanent foundation, and installing a concrete slab will likely raise your property taxes slightly.

To determine the right size generator for your house, you should calculate the total wattage of the appliances and devices you want to power during an outage. List all essential items, note their start-up wattages, and add them together.

Here are some typical wattage requirements for common appliances:

Refrigerator: 600 watts
Large dehumidifier: 700 watts
Large window air conditioner: 1,400 watts
Water heater: 3,000 to 4,500 watts
Electric furnace: 5,000 to 25,000 watts

A 7,500-watt generator might be sufficient for essentials like a refrigerator, freezer, well pump, and lighting circuits. However, for high-demand items like a water heater or furnace, a whole-home generator is a better choice. A portable generator may be enough if you only need to power a few critical items.

While home square footage can offer a rough estimate, it is not always a reliable indicator. For reference, here are some typical generator sizes based on square footage:

1,000 sq ft: 6–9 kW
1,500 sq ft: 7–10 kW
2,000 sq ft: 10–14 kW
2,500 sq ft: 12–16 kW
3,000 sq ft: 16–20 kW+

For the most accurate sizing, consult a professional who can calculate your home's peak and average power consumption and recommend the optimal generator.

If you’re wondering if you can use your electric vehicle as a backup battery, it depends on whether your EV is compatible with bidirectional charging. This technology allows energy to flow both ways, enabling vehicle-to-home (V2H) backup power, vehicle-to-load (V2L) for appliances and camping, and vehicle-to-grid (V2G) to support the power grid. Compatible EVs convert stored DC energy into usable AC power, helping reduce energy costs and enhance grid stability while providing emergency backup power.

Yes, in some locations, it is required by the National Electric Code (NEC) to have a transfer switch installed for electrical emergencies. In addition to following electrical code, generator transfer switches ensure your home is fully protected during a power outage. By switching the power from the main breaker to the generator breaker, you can seamlessly operate your HVAC, lights, appliances, devices, and more during an emergency.

The Roberts, MT homeowners’ guide to generator installs

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

See all articles

Alison Kasch
•
Apr 4, 2026Apr 4, 2026
How Much Does It Cost to Install a Generator Transfer Switch? [2026 Data]
The cost to install a generator transfer switch depends on several factors. Our guide will help you understand all of the costs.
Taylor Freitas
•
Apr 6, 2026Apr 6, 2026
How Much Does a Whole-House Generator Cost? [2026 Data]
The average cost of a whole-house generator falls between $5,000 and $25,000. Keep reading to learn how much you can expect to spend.
Alison Kasch
•
May 3, 2026May 3, 2026
How Much Does a Natural Gas Generator Cost? [2026 Data]
Natural gas generators are whole-home standby generators that are connected to your home’s natural gas line. The average cost for a natural gas generator is $12,000.
Tyler Lacoma
•
May 3, 2026May 3, 2026
How Do Whole-House Generators Work?
Whole house generators are a power alternative that can deal with frequent blackouts and other problems. Here’s how they function.
Tyler Lacoma
•
May 3, 2026May 3, 2026
How Do Natural Gas Generators Work?
Natural gas generators can tap into existing gas lines so they never run out of fuel. Here’s how they work and how they’re used.
Elisa Greenberg
•
Apr 10, 2026Apr 10, 2026
How To Connect a Generator to Your House Without a Transfer Switch
Using a generator during a power outage is a lifesaver. Our guide will show you how to connect a generator to your house without a transfer switch.