How do I know what size of whole house generator to choose?

• <div><p>Generators are usually sized by running watts and starting watts. Ideally, you’ll want a generator that can offer both the necessary running watts and starting watts for everything you need to power without going beyond 90% of its capacity. <a href="https://www.angi.com/articles/electrical-load-calculation.htm">Calculate your home’s electrical load</a> based on the breakers in your home or adding up the appliance and lighting needs of connected rooms.</p></div>

• <div><p>When installed and used correctly, generators are safe to use. The <a href="https://www.angi.com/articles/power-out-3-tips-safely-operate-home-generator.htm">most critical generator safety tips</a> to keep in mind are:</p><ul><li><p>Never use a portable generator inside an enclosed space, as the carbon monoxide exhaust it creates is lethal.</p></li><li><p>Never attempt to connect your generator to your home’s electrical panel independently; hire a professional for this dangerous job.</p></li><li><p>Never overload your generator by connecting more appliances than for which it’s rated; you can damage your generator and appliances or even cause a fire.</p></li></ul><p></p></div>

Get matched with top generator install pros in Midland, NC

Q: Is it worth it to install a whole house generator?

• <div><p>A whole house generator can be worth the extra money for peace of mind if your home is prone to power outages for extended periods of time or if you have life-saving medical equipment that needs to maintain power at all times. These devices can also increase your home&rsquo;s value, especially in areas prone to extreme weather and power outages. </p></div>

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: 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>

There are 3 highly-rated local generator install pros.

Verified Reviews for Generator Install pros in Midland, NC

*The Angi rating for Generator Install companies in Midland, NC 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 Midland, NC 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 04, 2025

Reviewed in April 2024
They did an amazing job. Were polite and came on time and communicated well. They will be doing all electrical jobs we have moving forward! Will always use them!
Elite Power Solutions
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Reviewed in October 2014
He came in and I wanted to put a second electrical box put in and run a wire to plug a generator in so if we lost power I could go to the one box that had the essential things I wanted to run. That was basically the service and we talked it over and at that time I was not ready to invest in...
Roby Services
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Reviewed in May 2023
The project went very smoothly. Greg and his team were on top of their game. They did what they said they were going to do it, when they were going to do it...at a fair price. By far my most favorite electrical contractor to deal with. Look forward to using them again in the future. I have...
GB Electrical Services LLC
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Reviewed in February 2014
Great service! We moved into a new house just before Christmas. We called Mike for advice and help setting up a generator. I placed the call on New Year's Day, expecting to have to leave a message. Mike answered and came by our house within the hour for our initial consultation! He was really...
Mike's Electrical Services
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Reviewed in May 2022
The team from the office to the tech all the way to the head of the company was great. They came out and knocked out the projects I had lined up. They were very professional and cleaned up once they were done. I would definitely hire again!
Gowdy Electric
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Reviewed in September 2014
They came when they said they were going to come and did the repair. When I did the check, it was working perfectly.
Premium Power Systems Inc
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Reviewed in November 2014
They did a fantastic job and I would use them again. The generator has held up fine since they came out to do the work. They were out here about 2 hours. There were no issues with scheduling and I'd recommend them!
ARC Electric Company of Indian Trail NC Inc
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Reviewed in October 2014
Scotty came out and explained the system and options very clearly. The whole process was pretty much as Scotty explained it. I was very happy with the professionalism and accommodating nature of everyone that worked on my install. If I need them to schedule around my work schedule, they were...
Mister Sparky By Wise Electric Control Inc
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