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Find Solar panel installers in Denville

Avatar for Green Sun Energy Services, LLC
Green Sun Energy Services, LLC
5.0(
73
)

Serving Denville, NJ and surrounding areas

Approved

In business since 2010

Free estimates

Warranties offered

"Sun Green did fantastic job on our new generator! They gave us details about each step and everything went as planned. Glen showed me how to use the system and everybody was super responsive. I’m so glad I went with them and now considering Solar panels for next project."
Ruisi
Oceanport
Additional Photos
Additional Photos
Additional Photos

+55

Response time4 days
5 neighbors recently requested a quote
Recommended by95%of homeowners
Avatar for Tesla, Inc
Tesla, Inc
New to Angi

Serving Denville, NJ and surrounding areas

Approved (Corporate)

In business since 2015

Free estimates

Warranties offered

Tesla Energy provides an all‑in‑one solar‑plus‑storage solution for your home. Sleek, high‑efficiency solar panels paired with Powerwall help you save on electricity bills and protect your homes from outages. The Tesla app gives you real-time visibility into your energy production, usage and savings—and lets you earn money by supporting the grid through Tesla's Virtual Power Plant. Every system is engineered and installed end‑to‑end by Tesla, delivering a modern aesthetic and the confidence that your home is powered by the most advanced renewable energy ecosystem. With our Price Match Guarantee and exclusive incentives, you can be confident you're getting the best value in home energy.

California Home I
California Home I
California Home I
Texas Home
Texas Home

+3

SolarSesame, Inc.
5.0(
31
)

Serving Denville, NJ and surrounding areas

In business since 2021

Free estimates

"â The Build Your Roof" feature by Solar Sesame, exceeded my expectations. It combines user-friendly design, robust customization options, realistic visualizations, and valuable educational resources into one cohesive platform. Whether you are a solar novice or someone with more experience, this tool empowers you to take control of your solar journey. I left the experience feeling informed, excited, and ready to move forward with my solar panel installation. Highly recommended for anyone considering solar energy!"
Recommended by68%of homeowners
Avatar for Costanzo Electrical & Mechanical, LLC
Costanzo Electrical & Mechanical, LLC
4.7(
97
)

Serving Denville, NJ and surrounding areas

In business since 2005

Free estimates

Warranties offered

"Contacted us morning of request. Advised to replace since long past life expectancy. Provided quote and estimated time of installation. Contacted us to let us know arrival would be a little late (much appreciated!). Replacement was done efficiently and quickly. Delighted with replacement, responsiveness, and quality of work. Would definitely use again as well as recommend to others."
Response time4 days
Response rate100%
Recommended by98%of homeowners
Avatar for SunPower
SunPower
4.2(
105
)

Serving Denville, NJ and surrounding areas

In business since 1985

Free estimates

"I had solar panels installed by SunPower's subcontractor Hooked on Solar in 2020. In 2023 some of the panels were damaged by an electrical outage and surge. It took about 4 months for Hooked on Solar to identify the damaged panels, schedule an appointment to replacement, but finally they fixed the panels."
Coastal SunPower Solar Installation
West Coast SunPower Solar Installation
NorthEastern Solar Installation
Southern Solar Installation
SunVault™ Storage Helps Keep the Lights On

+3

Recommended by84%of homeowners
Avatar for Green House Electric, LLC
Green House Electric, LLC
4.8(
31
)

Serving Denville, NJ and surrounding areas

In business since 2011

Free estimates

"As many others, I was skeptical about Solar at first when i started to research the benefits and now on Solar for more than 3 months, i would confidently say it has been my best investment. Working with Frank from Green House Solar was an absolute pleasure. I chose Frank over other companies not because he gave me the best deal but right from the start, he guided me through the process. He clarified the difference between the types of panels, inverters and the best configuration for my home to help me save the maximum $$$. While other companies we pushing to close the deal, Frank too time to explain the process which made me comfortable to proceed with Solar. Frank competed the installation in one day and i was up and running (test run) in no time. The time consuming part in the whole process is the licensing... It took a while to get the sign off from utility company. Even though its winter months, I've noticed a considerable savings having gone solar. I am hoping the production will be twice as much during summer. I highly recommend Frank and Green House Solar."
Green House Solar and Electric
Green House Solar and Electric
Green House Solar and Electric
Green House Solar and Electric
Green House Solar and Electric

+33

Recommended by100%of homeowners
Showing 1-10 of 41
FAQs for solar panel installation projects in Denville, NJ

If you experience frequent power outages, want to become more energy independent, or aim to reduce your reliance on the grid, investing in a solar battery system can be worthwhile. With a solar battery, you'll have backup power day or night, even if the local grid fails. However, to power larger appliances or ensure you have energy for longer periods, you'll need to invest in multiple batteries. While the upfront cost is higher, many homeowners find the added peace of mind to be well worth the investment.

Solar battery storage capacity is measured in kilowatt-hours, which directly indicates the amount of energy the battery can store. This measurement determines how long essential appliances will continue operating during an outage. A clear understanding of capacity helps in planning the overall system size to ensure effective backup power and to maintain optimal performance even as the battery ages.

Determining the correct size for your solar battery system requires evaluating your monthly energy usage. Start by reviewing your utility bills to identify your average consumption, and then match the battery’s kilowatt-hour rating to cover essential loads. Consulting with a solar professional ensures that the system is sized to deliver continuous backup power, meeting both immediate and future energy needs.

A solar battery's lifespan ranges from five to 15 years, and its durability is affected by battery quality, charging frequency, and environmental conditions. Regular maintenance and proper usage are key to maximizing longevity. Monitoring your system, following manufacturer guidelines, and scheduling routine inspections all help ensure that your battery performs reliably throughout its service life.

The Denville, NJ homeowners’ guide to solar panel installations

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