Get matched with top generator install pros in Allenton, MI

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>

Q: Do installations include unit assembly?

• <div><p>Many services include assembling the unit and securing it in the window. Confirm with your provider.</p></div>

Q: Can a portable generator power an entire home?

• <div><p>A portable generator can supply power to selected appliances and circuits in a home, but it's generally not designed to handle the entire household's electrical needs simultaneously. Portable generators have limited wattage capacity, so they are only designed to power essential devices and electronics temporarily until local power is restored. If your power needs outweigh the capabilities of a portable generator, consider installing a <a href="https://www.angi.com/articles/installing-whole-house-generator.htm">whole-home generator</a> instead. </p></div>

Q: Is it better to repair or replace a malfunctioning generator?

• <div><p>It&rsquo;s usually better to repair your generator if it isn&rsquo;t working properly, as it will typically be much more affordable and should yield similar results. Generator repairs cost around <b>$300</b> on average, while <a href="https://www.angi.com/articles/how-much-does-it-cost-install-generator.htm">installing a new whole-house generator costs</a> around <b>$5,000 </b>on average. The only exception is if you know your generator is reaching the end of its useful life, usually between 30 and 40 years. If you have an older generator, you could face multiple repairs in the coming years, which might mean that a full replacement will be more cost-effective over time.</p></div>

Q: Do you have to turn off the main breaker when using a generator?

• <div><p>As a safety measure, you should always turn off the main breaker while operating your generator&rsquo;s backup breaker. In addition, you should also switch off all appliance breakers so you don't have a power surge when the main breaker turns back on. And finally, turning off the main breaker prevents back-feeding, which endangers utility workers with the risk of electrocution. Back-feeding could also destroy the electrical circuits of your neighbors if they use the same power network.</p></div>

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Verified Reviews for Generator Install pros in Allenton, MI

*The Angi rating for Generator Install companies in Allenton, MI 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 Allenton, MI 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 October 21, 2025

Reviewed in October 2025
This company does excellent work. I had them repaint and small and build and a generator pad and they did a great job, will be hiring them again for future projects.
C&S contracting
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Reviewed in October 2025
Cleaned up yard, Installed sprinklers, sod and mulch. Transformed my mess of a yard into a beautiful paradise. Efficient, professional and courteous.
Planet Earth Lawncare Inc
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Reviewed in January 2025
Thank you Ken for doing a great job in installing our new water heater!!
Anderson Plumbing Products
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Reviewed in January 2024
Everything was installed perfectly. It was a very neat job. Paul was able to answer any of my questions and I could tell that he was very knowledgeable with his answers. I would definitely hire him again.
Community Cooling, Heating and Refrigeration
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Reviewed in November 2023
From Jason Harris our salesman to the installers on Amador Rocha's team, the entire experience from start to finish was amazing. Jason was patient, kind, approachable, knowledgeable, friendly and easy-going. No pressure! The installers were super efficient, finishing the whole house in one day...
The Carpet Guys LLC
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Reviewed in June 2023
Dave removed the old Microwave and installed the new one in less than 1 hour. He cleaned up after the job and disposed of the old appliance. I would recommend his company for any appliance install.
Mains Appliance Install
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Reviewed in June 2023
Replaced our roof through Prime Home Remod. Installers came out and were, fast, efficient, clean, and thorough. Job was done within one day and all the trash was cleaned up. Impressive.
Prime Home Remod, LLC
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Reviewed in April 2023
Dusty s was the installer and was super professional and efficient… would recommend
Michigan Hidden Fence Inc
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Reviewed in April 2022
Dane and Ken did superior installation.. pavers had to be removed to install post.. you can't tell they were ever removed.. the product itself is well constructed, sturdy, attractive design.. I absolutely love them.. I don't know how I managed without them.. I would recommend Disability Made...
Disability Made Easy
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Reviewed in December 2021
Excellent, Dylan and Noelle did a great job # HD112274 installing a house generator for us. Holland Heating is fortunate to have Dylan and Noelle as employees.
Holland Heating & Cooling Inc
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Find Generator install pros in Allenton

PM Technologies

3.7(

)

Fixed Generator - InstallGenerator - InstallGenerator - Install - For Business

Serving Allenton, MI and surrounding areas

Approved

In business since 1997

Free estimates

Emergency services offered

"We lost power after a horrific storm and we contacted them and they sent a tech out after hours and got your generator back up and running. I would highly recommend. Will use again if this ever happens again and we will be referring all of our customers, family and friends to. I'll take care of you guys!"

+16

21 neighbors recently requested a quote

Recommended by42%of homeowners

Fixed Generator - InstallGenerator - Install - For Business

Serving Allenton, MI and surrounding areas

Approved

In business since 2005

Free estimates

Emergency services offered

"Very professional. The Generac generator seems to be working fine."

1 neighbors recently requested a quote

Recommended by100%of homeowners

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Oak Electric Service Inc

4.5(

265

)

Fixed Generator - InstallFixed Generator - RepairGenerator - Install+4 more

Serving Allenton, MI and surrounding areas

In business since 1999

Free estimates

Emergency services offered

"The crew from Oak Electric, just installed my generator. They did a great job. Prompt, hard working, professional, cleaned up. Great work, great guys."

+58

Recommended by92%of homeowners

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Next Generations Power, LLC

4.6(

)

Portable Generator - Repair

Serving Allenton, MI and surrounding areas

In business since 2006

Free estimates

Credit card accepted

"He came promptly and charged me a price that was more than fair to drive out to my home and fix my portable generator. He even took into consideration that we were without power and needed the job done quickly."

Response time2 days

Recommended by95%of homeowners

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Metro Electric Engineering Technologies Company

4.6(

212

)

Fixed Generator - InstallFixed Generator - Repair

Serving Allenton, MI and surrounding areas

In business since 1997

Emergency services offered

Warranties offered

"Very professional with great customer service. I will use them in the future to install my fans"

Response time1 day

Recommended by96%of homeowners

Fixed Generator - InstallGenerator - Install - For Business

Serving Allenton, MI and surrounding areas

In business since 1998

Free estimates

Emergency services offered

"The two young men that set a switch to connect a portable generator to my electrical panel did a super job....more than was I expected. They were professional, efficient and best of all they cleaned the metals shaving around the work site. I would highly recommend T.M.A. Electric."

Home Standby Power with Geo-Therm heat (Cummins)

Adding a 200 Amp Automatic Transfer Switch

Response time2 days

Recommended by94%of homeowners

Portable Generator - Install

Serving Allenton, MI and surrounding areas

In business since 2010

Free estimates

Warranties offered

"Fast and efficient definitely recommend"

Response time6 hrs

Response rate93%

Recommended by100%of homeowners

Fixed Generator - InstallGenerator - Install - For Business

Serving Allenton, MI and surrounding areas

In business since 2023

Free estimates

Offers commercial services

"John did a great job upgrading our fan/light fixture in the bedroom. He also ran new wire to the garage and installed new breakers at the box for new outlets and 6 ceiling lights! He does great work and is very professional! I plan to hire him for future electrical projects."

Response time2 hrs

Recommended by100%of homeowners

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Emergency Mower Service

5.0(

)

Fixed Generator - InstallFixed Generator - RepairGenerator - Install+4 more

Serving Allenton, MI and surrounding areas

Free estimates

Emergency services offered

Credit card accepted

We are: Emergency Mower Service, Mobile Repair, Service & Maintenance! We Service the following: Lawn Mowers, Snow Blowers, Generators, Weed Eaters, Tractors, Chainsaws, Trenches, Pressure Washers, and Riding Mowers. The bigger companies use us and contract us out for the repairs. We have decided to cut the middle man out and provide better pricing to customers. We are quick fast and efficient. We work on any small engine running or not. Check out all the services we offer below and call -or- click to schedule a free estimate today!

+22

Recommended by100%of homeowners

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Blue water electrical contracting LLC

5.0(

)

Fixed Generator - InstallPortable Generator - InstallPortable Generator - Repair

Serving Allenton, MI and surrounding areas

Free estimates

Emergency services offered

Warranties offered

Blue Water Electric provides reliable and professional electrical services for residential and commercial clients. We specialize in panel upgrades, lighting installation, troubleshooting, repairs, and more. As a licensed and insured contractor, we are committed to delivering quality workmanship and exceptional customer service. Whether you need a quick repair or a major project completed, we're here to power your home or business with efficiency and expertise. Contact us today for a free estimate!

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Showing 1-10 of 29

Generator Install questions, answered by experts

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.

Many services include assembling the unit and securing it in the window. Confirm with your provider.

A portable generator can supply power to selected appliances and circuits in a home, but it's generally not designed to handle the entire household's electrical needs simultaneously. Portable generators have limited wattage capacity, so they are only designed to power essential devices and electronics temporarily until local power is restored. If your power needs outweigh the capabilities of a portable generator, consider installing a whole-home generator instead.

It’s usually better to repair your generator if it isn’t working properly, as it will typically be much more affordable and should yield similar results. Generator repairs cost around $300 on average, while installing a new whole-house generator costs around $5,000 on average. The only exception is if you know your generator is reaching the end of its useful life, usually between 30 and 40 years. If you have an older generator, you could face multiple repairs in the coming years, which might mean that a full replacement will be more cost-effective over time.

As a safety measure, you should always turn off the main breaker while operating your generator’s backup breaker. In addition, you should also switch off all appliance breakers so you don't have a power surge when the main breaker turns back on. And finally, turning off the main breaker prevents back-feeding, which endangers utility workers with the risk of electrocution. Back-feeding could also destroy the electrical circuits of your neighbors if they use the same power network.

The Allenton, MI 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
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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.
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•
Jul 9, 2026Jul 9, 2026
How Much Does a Whole-House Generator Cost? [2026 Data]
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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.
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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.
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Jul 8, 2026Jul 8, 2026
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Whole home generator installations require a professional hand. Read this guide to help you decide which generator is best for your home.
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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.