How much does it cost to install a whole-house generator?

• <div><p>The cost to install a whole-house generator averages $5,200, with a typical price range of $1,500 to $8,900. However, total costs can vary from $400 for a small portable unit to over $18,000 for a large-capacity system. The most significant cost factor is the generator's size and capacity, but other variables include the brand, fuel type, and labor for assembly and installation.</p><p>Generator costs can be broken down by type:</p><ul><li><p>Portable or Emergency Backup Generators (1kW–7.5kW): $500 to $2,000</p></li><li><p>Partial-Home Generators (9kW–20kW): $2,000 to $6,500</p></li><li><p>Whole-House Generators (22kW–48kW): $5,000 to $18,000</p></li></ul><p>To avoid paying for more power than you need, consider hiring an electrician to calculate the electrical load for your essential appliances. It is also recommended to get at least three quotes to find the best deal for your specific needs and budget.</p></div>

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Q: What size generator do I need for a 2,500-square-foot house?

• <div><p>A home that is 2,500 square feet will likely need a 20kW to 25kW generator. Consult your local generator installer to confirm the generator size needed to power your home before purchasing a new one. Be sure to consider how much power your necessary devices need to run.</p></div>

Q: How much does portable generator installation cost?

• <div><p>Costs range from $500 to $2,500, depending on generator type and installation complexity.</p></div>

Q: Can you switch fuel types for a whole-house generator?

• <div><p>In many cases, yes. There are models called dual-fuel generators and fuel switches, but only between certain types of fuel. For example, with the right setup you can convert a generator from natural gas to propane. Some allow switching between diesel and gasoline. There are even tri-fuel generators available in some cases, which adds a large layer of security if you are worried about fuel availability in times of crisis. Always check your generator capabilities and manual instructions before trying to switch fuels. Some generators can use another fuel but may need a fuel conversion kit to prep them first.</p></div>

Q: How do I reduce AC startup power for a generator?

• <div><p>To reduce AC startup power for a whole-house generator, install a soft start kit or hard start capacitor, which lowers the initial surge by gradually ramping up the compressor. Using a smart load manager can also help by staggering startup loads, preventing a system overload and future costly repairs.</p></div>

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Verified Reviews for Generator Install pros in Laurium, MI

*The Angi rating for Generator Install companies in Laurium, 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 Laurium, 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 July 03, 2026

Reviewed in July 2026
I can’t say enough good things about Olson Electric and Ron Olson. On the Friday of a holiday weekend, with a houseful of company, we discovered that our dishwasher had completely lost power. Not exactly the kind of problem you want heading into a busy weekend. I called Ron, and he came right...
RP Olson Electric, Inc.
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Reviewed in May 2016
I called 4/19/16 Tuesday for an estimate on getting my two electric water heaters removed and a new whole house water heater that connects to my furnace boiler installed. Also to get the water control valves in my Sauna replaced the same day as the estimate. They set up a sometime the following...
AIRE CARE
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Reviewed in May 2015
A - for paver work on extensive driveway was excellent. <br /> A - for carport and retaining wall. <br /> A - for Crew responsiveness to my design and wishes. C - for contractor responsiveness. <br /> F - for stonework <br /> 1. Crew dumped garbage behind retaining wall so when dug up...
DIRTWORKS CONTRACTING
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Reviewed in December 2014
Initial contact with dealer was good. Rep was personable, responsive, and informative. <br /> We were supposed to be contacted about a week after the purchase to finalize installation details, but they never called. We needed to call them. <br /> Dealer was told that no one would be available...
Packerland Home Improvement
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Reviewed in December 2014
tore out old stairs, removed cedar siding, replaced with drywall, installed new stair, railings <br />
Doug Loven Construction Inc.
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Reviewed in April 2014
This company was retained to do routine servicing and repairs to systems. They rarely appeared to do the yearly service, and when asked to repair systems they installed, they repeatedly got it wrong. When they told me the dehumidifier wasn't designed to work in the winter, that was the end of...
RC Mechanical
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Reviewed in January 2014
Worked with Craig Bachelor at Bill's to layout the project. Then in the spring Craig worked with the local electronic company to install electronic service to the property. When the cabin was delivered in July Craig was right there with his crew to do the wiring and final hook up.
Bills Electric
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Reviewed in June 2013
This house, built in 1880, had not been heated for ten years. Before my father passed away he had a new boiler installed which had never been used. The man who did the initial installation has also passed away so we were starting in the middle of the project living 600 miles away. Bobs was...
Byron Heating and Air Conditioning Inc
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Reviewed in September 2012
It went great. Eric and his contractors did top quality, professional work, installing new drywall, plumbing, and electrical. Eric coordinated everything with the kitchen cabinet installers, and worked around us as we wallpapered, painted, and refinished the floor. <br /> Eric was super helpful...
Eric Brown Custom Building
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Find Generator install pros in Laurium

PowerHouse Generator Service

5.0(

)

Serving Laurium, MI and surrounding areas

In business since 2020

Free estimates

Credit card accepted

"Michael is a good communicator."

Recommended by100%of homeowners

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RP Olson Electric, Inc.

5.0(

)

Serving Laurium, MI and surrounding areas

In business since 1989

Free estimates

"He responded quickly, especially with any emergencies."

Response time3 hrs

Recommended by50%of homeowners

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Generator Install questions, answered by experts

The cost to install a whole-house generator averages $5,200, with a typical price range of $1,500 to $8,900. However, total costs can vary from $400 for a small portable unit to over $18,000 for a large-capacity system. The most significant cost factor is the generator's size and capacity, but other variables include the brand, fuel type, and labor for assembly and installation.

Generator costs can be broken down by type:

Portable or Emergency Backup Generators (1kW–7.5kW): $500 to $2,000
Partial-Home Generators (9kW–20kW): $2,000 to $6,500
Whole-House Generators (22kW–48kW): $5,000 to $18,000

To avoid paying for more power than you need, consider hiring an electrician to calculate the electrical load for your essential appliances. It is also recommended to get at least three quotes to find the best deal for your specific needs and budget.

A home that is 2,500 square feet will likely need a 20kW to 25kW generator. Consult your local generator installer to confirm the generator size needed to power your home before purchasing a new one. Be sure to consider how much power your necessary devices need to run.

Costs range from $500 to $2,500, depending on generator type and installation complexity.

In many cases, yes. There are models called dual-fuel generators and fuel switches, but only between certain types of fuel. For example, with the right setup you can convert a generator from natural gas to propane. Some allow switching between diesel and gasoline. There are even tri-fuel generators available in some cases, which adds a large layer of security if you are worried about fuel availability in times of crisis. Always check your generator capabilities and manual instructions before trying to switch fuels. Some generators can use another fuel but may need a fuel conversion kit to prep them first.

To reduce AC startup power for a whole-house generator, install a soft start kit or hard start capacitor, which lowers the initial surge by gradually ramping up the compressor. Using a smart load manager can also help by staggering startup loads, preventing a system overload and future costly repairs.

The Laurium, MI homeowners’ guide to generator installs

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

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