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  • Average homeowner rating star icon4.3
    Average homeowner rating
  • Verified reviews icon29
    Verified generator installs reviews

Top-Rated Generator install pros in Newfields - Updated Nov 2026

Avatar for Generator Supercenter of New Hampshire
Generator Supercenter of New Hampshire
5.0(
15
)
Fixed Generator - InstallFixed Generator - RepairGenerator - Install+2 more

Serving Newfields, NH and surrounding areas

Approved

In business since 2019

Free estimates

Emergency services offered

"Highly recommend!! In 16 years, we have never had a need for a generator. We were told we were on the hospital grid. Well, apparently, those grids change. Over the last year, we have had too many electrical problems with long outages leading us to come to the decision that it would be prudent for us to buy a generator. After doing the research and seeing all the details involved with ordering, preparation, installation, etc, we decided there are too many important details and decided to look for someone to do everything for us. It's incredibly important to know that we came to this decision in December, 2020 (height of generator demand), during a pandemic and during a time of an extreme nationwide generator shortage. While researching, we saw so many people waiting months for a generator from other companies, trying to do everything themselves, waiting for the transfer switch, then an electrician and so on. We figured we would be lucky to have it for next winter. We met with Matt Sanford, he went over everything in detail, looked at the potential sites for the generator and the propane tanks, measured, etc. He could have sold us a bigger generator, but he thought it would be a waste for us to spend extra money on a specific generator I "assumed" we needed. Matt determined the size needed, made recommendations and we, happily, gave him a down payment check. He said 4-6 weeks. I still had my doubts, but here I am writing a review 4 weeks later, because the installation is complete. It is a two-day process. The workers who installed it showed up shortly before the expected time with masks on, were clear and concise, informative, professional and were very courteous of their surroundings including inside the house. In all honesty, I was floored with their demeanor. They completely took me by surprise and it was well above my expectations. When they called to book the installation, I was told the electricity "could be" out for several hours. We planned for several hours. When they arrived, they said it would be an hour or two. It was out for 15 minutes. They do as much as they can in advance so the power is out for as little time as possible, but there can be issues. DO NOT plan that your power would be out for that short period of time. Plan for the worst and hope for the best. The next person, who installs the gas portion, arrived bright and early the next day. He was just as nice, informative and professional as the workers the day before. The communication from the company is stellar. The people they have working for them are fantastic. I cannot say enough good about our entire experience. You WILL NOT be disappointed. By the way, here's something I didn't even know existed until Matt told me about it. Ask about the house surge protector. Even my insurance company had never heard of it. I wish I had known about it when it came out. Also, based on the work involved with the generator, it is comforting to know we are paying them for maintenance, monitoring, etc. In my opinion, this is a complicated machine to install and maintain. They see everything our generator is doing and if something is not right, they'll send someone out before we even know something is "not right". You don't want to be caught in a major outage and have a failing system. You go through the big expense of buying it and installing it, make sure it's taken care of on a regular basis by a professional just like your car, home heating system, etc. I highly recommend this company."
Completed 22kW Generac Standby Home Generator Installation -  With GenMon MobileLink installed, our 24/7 monitoring program which includes annual maintenance!
Automatic Transfer Switch Installed - shown on the left with the customers electrical panel on the right.
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+5

Response time3 days
Response rate100%
12 neighbors recently requested a quote
Avatar for Smith Electrical
Smith Electrical
4.9(
111
)
Fixed Generator - InstallFixed Generator - RepairGenerator - Install - For Business

Serving Newfields, NH and surrounding areas

Approved

In business since 2007

Free estimates

Warranties offered

"Joel Smith and his coworkers did a fabulous job installing a generator for me before winter. They were exactly on schedule, all very polite and cooperative with what was going on in our schedule. The generator is top quality. His explanations of its functions and controls were clear. He and all his crew were exceptionally helpful to me, I recommend him highly."
Ready for backup power
Our Work
Our Work
Our Work
Our Work

+13

Response time2 days
13 neighbors recently requested a quote
Recommended by97%of homeowners
Avatar for Angell Electric
Angell Electric
5.0(
30
)
Portable Generator - Install

Serving Newfields, NH and surrounding areas

Approved

In business since 2019

Credit card accepted

Offers commercial services

"We had an absolutely amazing experience with this father-and-son team! They own and operate their electrical company full time and also do furniture assembly, and we could not have been happier with the job they did for us. They arrived at 9:30 in the morning and stayed until around 6:30 that evening, making sure every single piece of furniture was completely assembled before they left. Everything came out beautifully, and they were incredibly hardworking, efficient, careful, and thorough. On top of that, they were both so friendly, personable, and pleasant to have around all day. Their pricing was also fantastic — by far the best of all the quotes we received. We were so impressed with their work and felt they deserved even more than what they had quoted us, so we were happy to tip them extra. We would 100% recommend them to anyone looking for reliable, skilled, hardworking people who genuinely care about doing a great job. We will be keeping their number for any future projects!"
Project Photos
3 neighbors recently requested a quote
Recommended by17%of homeowners
Avatar for Loyal Lab Electric & Generators
Loyal Lab Electric & Generators
5.0(
5
)
Fixed Generator - InstallPortable Generator - InstallFixed Generator - Repair

Serving Newfields, NH and surrounding areas

Approved

In business since 2025

Free estimates

Emergency services offered

Loyal Lab Electric & Generators is a locally owned electrical contractor serving Dover, Portsmouth, Rochester, and the NH Seacoast from our base in Somersworth, NH. Owner and NH Master Electrician Eric Hope has been in the trade since 2008 and founded this company in 2018. \n\nWe are an authorized Generac dealer with certified service technician's on staff, specializing in whole-home generator installation, electrical panel upgrades, EV charger installation, and electrical repairs. We serve residential customers across the NH Seacoast and southern Maine. NH Master Electrician License 13956. \n\nEvery job we complete donates to The Rusty Fund, supporting local dog rescues through our partnership with Pope Memorial Humane Society in Dover.

Past Projects
Past Projects
Past Projects
Past Projects
Past Projects

+13

20 neighbors recently requested a quote
Avatar for Moses Electric Inc
Moses Electric Inc
5.0(
11
)
Fixed Generator - InstallFixed Generator - RepairGenerator - Install+4 more

Serving Newfields, NH and surrounding areas

Approved

In business since 2011

Emergency services offered

Customers say: True professional

"Scott was amazing ! He is professional, punctual, and precise in his work! He has done both outdoor and indoor electrical installations and we know that he is a master electrician that we can trust and count on to perform outstanding work. We are thrilled to have him as a professional that we can depend to do a marvelous job! We recommend him unconditionally!"
Additional Photos
Additional Photos
Additional Photos
Additional Photos
Additional Photos

+1

Response time5 hrs
Response rate100%
9 neighbors recently requested a quote
Avatar for Hewson Electric LLC
Hewson Electric LLC
5.0(
14
)
Portable Generator - Install

Serving Newfields, NH and surrounding areas

Approved

In business since 2025

Free estimates

Emergency services offered

"I had a great experience with Hewson Electric! They were professional, friendly, knowledgeable, and made sure everything was done correctly. They were responsive, showed up when they said they would, and took the time to explain everything. I really appreciated the quality of their work and how easy they made the whole process. I would definitely recommend Hewson Electric to anyone looking for reliable electrical work!"
Stair tread lighting
Stair tread lighting
Stair tread lighting
Stair tread lighting
4 neighbors recently requested a quote
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Generator Install FAQs, answered by experts

Carbon monoxide emissions aren’t only dangerous to human life, but they also harm our planet. While natural gas generators emit lower levels of CO than other fuel sources, there are still ways to reduce emission levels. For example, shop around for an eco-friendly generator that complies with current emission standards. Also, make sure your generator is serviced regularly to avoid CO buildup. 

Homeowners can often access federal tax credits, such as the Investment Tax Credit (ITC), which covers a percentage of installation costs. Many states and utilities offer additional rebates, grants, or performance-based incentives. These programs can significantly lower your upfront investment. Check the Database of State Incentives for Renewables and Efficiency (DSIRE) or contact your local energy office for current offers.

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 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.

Natural gas and electricity rates vary significantly based on location, and pricing can change over time, too. It’s possible that in locations where natural gas is particularly inexpensive, it will cost less than grid-based electricity will. However, you should also factor in the generator’s initial costs and maintenance needs, as well as its noise level and if it can comfortably power all your home appliances.

The Newfields, NH homeowners’ guide to generator installs

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