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Last Updated: February 25, 2025
Year after year, more Scarborough homeowners use rooftop solar panels to provide a dependable source of power and lower their carbon footprint. Going solar allows you to cut your utility bills and shrink your environmental impact. But you'll want to find a trustworthy installation company first. Luckily, we've reviewed the options and assembled a guide to the best and most reliable solar installation providers in Scarborough.

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Informative resources
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Clear pricing policy
Reliable customer support
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Reliable customer support
Clear pricing policy
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Family-operated business
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User Rating
Clear pricing policy
Reliable customer support
Informative resources
Free quotes
Services Offered

Our Rating
User Rating
Free quotes
Reliable customer support
Informative resources
Services Offered

Our Rating
User Rating
Reliable customer support
Free quotes
Clear pricing policy
Informative resources
Services Offered

Our Rating
User Rating
Clear pricing policy
Free quotes
Informative resources
Services Offered

Our Rating
User Rating
Informative resources
Clear pricing policy
Free quotes
Services Offered

Our Rating
User Rating
Free quotes
Informative resources
Services Offered
Today's Homeowner looks at dozens of datapoints on solar companies to come up with our data-driven rankings. It's not possible for a company to pay for preferential treatment in our rankings. We look at the following key factors in determining who should top our list:
Adopting solar power lets homeowners cut utility bills while benefiting the planet by reducing your carbon footprint using clean energy. If you’re deciding whether to go solar, consider these key factors for choosing an installer.
Hiring a licensed solar installer is critical. This ensures that the work is done properly using the most up-to-date installation methods. The Maine Electricians' Examining Board licenses professionals installing solar photovoltaic systems in the state. There aren't any special solar licenses; only an electricians' license is necessary.
Check review sites like the Better Business Bureau (BBB), TrustPilot, and Google Reviews to see feedback from past customers about local solar companies. Detailed reviews can help you assess a company's dependability and level of service. Use caution with companies that have no reviews or mostly negative ones.
Get free, detailed quotes from 3–5 solar companies. The quotes should list all costs and identify the solar parts included. Comparing several quotes can help you find the option that best fits your budget.
High-quality solar installations should have robust workmanship and performance warranties. The workmanship warranty covers any installation issues like poor wiring, cracks in the panels, or poor alignment. The output warranty ensures an energy generation baseline. Strong guarantees reflect a solar provider's confidence in its installations.
Solar can help you lower electricity bills over time. Be sure to consider these aspects when considering the final cost and value of solar panels.
The cost of solar panels varies based on system capacity and the solar technology used. The typical Scarborough solar array has a capacity of 5.2 kilowatts. Homeowners in the area should expect to pay approximately $3,800 per kilowatt; the average Scarborough homeowners spends about $13,948 on a new solar array after accounting for federal tax breaks. (Some homeowners prefer to lease solar panels to reduce upfront costs.) A personalized quote from a local solar company will account for things like the panel type, capacity, and size of the planned system, and should include costs for labor, preliminary work, and permit fees.
Incentive Amount:
Geothermal Heat Pumps: One third of the installation cost up to $3,000
Air Sealing (6 hrs): $400
Insulation: 30% of project costs, up to $1,000 per zone
Air-Source Heat Pumps: $500 for single or first zone heating; an additional $250 is available for second zone heating
Biomass Boilers and Furnaces: One third of the installation cost up to $6,000
See rebate application for full list of rebate bonuses
Generally speaking, a solar photovoltaic (PV) array can be used to power any household system or appliance that uses electricity. In the smallest case, you can use a solar water heating system.
There are many advantages of home solar energy. You can save money, raise your property values, and reduce emissions. With the right storage equipment, solar panels can also offer you further energy independence and offer some protection from power outages.
Of course. The grid in Scarborough already uses a large share of renewable energy sources, and you may be able to sell your excess generated energy to your utility for additional cost savings.
Your installer can give you an estimate of what your energy bills will look like after you install solar panels. Generally, your energy bills will decrease significantly because you'll be using energy from the sun for free, instead of buying energy from the utility company. The average annual savings in Scarborough amount to $905.
Net metering is a type of "power purchase agreement." If your state or utility offers net metering, you can sell the solar energy you don't use to your provider. In return, they'll give you a credit on your power bill.
Of course. Solar panels are independent of the Scarborough grid and will continue to generate power even if the grid is having problems. Keep in mind, however, that a solar system won't take you through a nighttime outage if you don't have a storage system. Your contractor can discuss some economical options to keep your home's power access reliable through the worst conditions, including battery backups or an emergency generator.
The answer depends on your specific needs and goals. Generally, monocrystalline solar panels are the most efficient for houses in Scarborough. However, if lowering cost is your top priority, then you could thin-film or polycrystalline solar panels. When you're choosing a contractor, make sure to ask about the different types of solar panels a contractor offers and the benefits and drawbacks of each.
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