Get matched with top generator install pros in Gardiner, MT

Q: Can I use a generator to charge a back-up battery?

• <div><p>Yes. You can connect your home back-up battery to a generator with its designated charger. Be sure that the output of the generator matches the input requirements for the battery for best results.</p></div>

Q: Where can you install a whole-house generator?

• <div><p>Whole-house generators need to be installed on level ground several feet away from walls and other objects. Because they tap into the electrical system directly, they usually need to be close to your home electrical panel for a transfer switch installation. It also helps with installation if they are near to a gas line or propane tank installation.</p></div>

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: How long can a whole-house generator run continuously?

• <div><p>Whole-house generators can run continuously for extended periods, even for weeks at a time (around 400 to 500 hours), as long as they have a sufficient fuel supply. However, this type of extensive use will increase wear and tear and can shorten the generator's overall lifespan. During long periods of operation, it's important to check and refill the engine oil as needed, potentially as frequently as daily depending on the model. If your generator uses a fuel tank, ensure it is kept full to prevent unexpected shutdowns.</p></div>

Q: How big of a generator do I need for a transfer switch?

• <div><p>You can determine what size generator you need for a transfer switch by matching the switch to the largest outlet on your generator. Larger generators can power up to 10 circuits, while most 5,000-watt generators can provide power to six circuits. So, if your generator&rsquo;s largest outlet is 30 amps, you&rsquo;ll need a 30-amp transfer switch.</p></div>

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Verified Reviews for Generator Install pros in Gardiner, MT

*The Angi rating for Generator Install companies in Gardiner, 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 Gardiner, 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 March 25, 2025

Reviewed in March 2025
We've been working with Darrell for over a year, and he's done a great job on several big projects for us. He's renovated a kitchen, added a full bathroom with laundry to a dry cabin, built new front and back porches, and is currently constructing a guest cabin from the foundation up. And that’s...
THE FOUR O SIX CONTRACTING LLC
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Reviewed in June 2023
Good service. Prompt and friendly. I would recommend
Spartan Gutter Guards
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Reviewed in August 2022
Landon with Carpet CPR was thorough and knowledgeable in his trade. The carpets he did for me look brand new. He is kind, professional, and takes pride in his work. I will continue to use his services and gladly recommend him to anyone.
Carpet CPR LLC
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Reviewed in March 2021
The experience left me totally satisfied! I was hesitant at first due to the price but I soon found out that the service and product were well worth it! I feel very comfortable using Renewal by Andersen-MT and hope to have more windows replaced in the near future!
Renewal by Andersen of Montana
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Reviewed in May 2020
Trevor took over a job. He installed laminate on bathroom and kitchen cabinets. replaced cabinet doors in both rooms, and re0hung a cabinet. He worked hard, was punctual, thoughtful and communicated really well with us. We highly recommend Trevor!
Hammer Time Home Improvements
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Reviewed in May 2020
Our ducts had never been done. Sam found issues with the ducts as well as animal scat etc. He worked most of the day, and got the job done. He saved my lungs! I highly recommend Sam. He's the best!!
HVAC Power Vac, LLC
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Reviewed in September 2018
They scheduled me promptly and the work was done very professionally. I would hire them again. Very very good work.
Treasure State Electrical Contracting, Inc.
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Reviewed in August 2013
I can only speak to the experience of the actual tree removal, as my landlord made all of the arrangements as well as handling payment so I have no information on those areas. While I did not make the appointment with them, I know they were able to accommodate us very quickly once my landlord...
KARNATZ TREE SVC
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Reviewed in May 2013
My husband called Miller roofing and asked them to come and give us an estimate. Joe Miller call him back right back and set up a day to do the estimate. Joe Miller came that day did the estimate, He told us when he would be able to do the work and he came that day and started and had it done in...
Miller Roofing & Contracting
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Find Generator install pros in Gardiner

A-1 Electrical, LLC

4.3(

)

Generator - Install - For Business

Serving Gardiner, MT and surrounding areas

Approved

In business since 2005

Free estimates

Emergency services offered

"Just did not get connected as quickly as I did with the choice I made."

Recommended by90%of homeowners

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Town & Country Electric

4.9(

)

Fixed Generator - InstallFixed Generator - Repair

Serving Gardiner, MT and surrounding areas

Approved

In business since 1995

Free estimates

Credit card accepted

With more than 45 years of experience, Town & Country Electric is dedicated to providing our customers with the best quality at a great price. We are here to build relationships with our customers and communities and to provide our employees with a great place to work. We look forward to working with you!\n

20 neighbors recently requested a quote

Recommended by50%of homeowners

Fixed Generator - InstallPortable Generator - Install

Serving Gardiner, MT and surrounding areas

In business since 2024

Free estimates

Warranties offered

"Working with Brandon was amazing, he was incredibly prompt and professional with the small electrical issue I was having. I would highly recommend this company to any homeowner that feels just a little bit out of their depth."

Response time20 mins

Recommended by66%of homeowners

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Jacobs Electric, Inc.

New to Angi

Fixed Generator - InstallFixed Generator - RepairGenerator - Install - For Business+3 more

Serving Gardiner, MT and surrounding areas

In business since 1994

Free estimates

Credit card accepted

For all of your electrical needs, look no further! Give Eric Jacobs a call at Jacobs Electric, Inc., your one stop shop for all of your home and business needs. Customer satisfaction guaranteed! \n

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Big Sky Power and Solar

5.0(

)

Fixed Generator - InstallGenerator - Install - For Business

Serving Gardiner, MT and surrounding areas

In business since 2020

Credit card accepted

Offers commercial services

"They were very professional and reasonable, and they did an excellent job."

Response time2 hrs

Recommended by100%of homeowners

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Generator Install questions, answered by experts

Yes. You can connect your home back-up battery to a generator with its designated charger. Be sure that the output of the generator matches the input requirements for the battery for best results.

Whole-house generators need to be installed on level ground several feet away from walls and other objects. Because they tap into the electrical system directly, they usually need to be close to your home electrical panel for a transfer switch installation. It also helps with installation if they are near to a gas line or propane tank installation.

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.

Whole-house generators can run continuously for extended periods, even for weeks at a time (around 400 to 500 hours), as long as they have a sufficient fuel supply. However, this type of extensive use will increase wear and tear and can shorten the generator's overall lifespan. During long periods of operation, it's important to check and refill the engine oil as needed, potentially as frequently as daily depending on the model. If your generator uses a fuel tank, ensure it is kept full to prevent unexpected shutdowns.

You can determine what size generator you need for a transfer switch by matching the switch to the largest outlet on your generator. Larger generators can power up to 10 circuits, while most 5,000-watt generators can provide power to six circuits. So, if your generator’s largest outlet is 30 amps, you’ll need a 30-amp transfer switch.

The Gardiner, 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
•
Jul 10, 2026Jul 10, 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
•
Jul 9, 2026Jul 9, 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
•
Jul 8, 2026Jul 8, 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.
Dan Simms
•
May 21, 2026May 21, 2026
How to Hire a Generator Installer
Generators should give you peace of mind, but you’ll only get that if your installer knows what they’re doing. Learn how to hire a pro and what red flags to look for.
Heather Ayer
•
Jul 8, 2026Jul 8, 2026
Whole-House Generator Installation: A Complete Guide
Whole home generator installations require a professional hand. Read this guide to help you decide which generator is best for your home.
Becca Lewis
•
Jul 9, 2026Jul 9, 2026
Who Installs Generators? A Complete Guide
Wondering who to hire to install a generator? Consult this guide to learn who to hire to install a generator or a transfer switch.