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Sustainable Energy Solutions in New Hampshire

Our comprehensive clean energy solutions are designed to meet the unique needs of New Hampshire residents and businesses. From residential solar installations to commercial-scale renewable energy projects, we offer a wide range of options to help you reduce your carbon footprint and lower energy costs.

Our Products

We offer a variety of renewable energy solutions tailored to your specific needs, including solar panels, battery storage, and energy efficiency upgrades.

Franklin Whole Home Battery

The Franklin Home Power system offers a scalable and versatile energy storage solution, with capacities ranging from 13.6 kWh to 204 kWh. Designed for efficiency and reliability, it features 89% efficiency, seamless power transfer within 16 ms, a 12-year warranty, and quiet operation under 30 dB.

Eagle 54 G6R Module

Panels with top-of-the-line quality and aesthetics: Top lab performance, Tight quality controls, and 25 year product and 30 year linear power warranty

Enphase 5P Battery

The IQ Battery 5P offers 5 kWh of independent backup electricity to keep your home and appliances powered during grid outages. When extreme weather threatens, the Storm Guard feature alerts you and automatically prepares your system.

Tesla Powerwall 3

Tesla Powerwall is a fully-integrated AC battery system for residential or light commercial use. Its rechargeable lithium-ion battery pack provides energy storage for solar self-consumption, time-based control, and backup.

Enphase IQ 50 EV Charger

Rugged. Intelligent. Reliable. Wall-mounted Enphase EV Charger with 25ft cable and holster. Seamless 9.6k charging, Easy system integration, and Weatherproof, NEMA 4-rated

ChargePoint Home Flex EV Charger

Maximum 50A chargepoint EV charger with wall-mounted holster and charging cable. NEMA 14-50 plug, Continuous safety monitoring, Energy Start certification

Enphase IQ8M Microinverter

Easy to install, highly reliable, micro-grid forming. The industry's first split-phase power conversion capability to convert DC to AC power efficiently. Max input DC voltage of 50 V, Peak power output 330 VA, Max continuous power output 325 VA

Enphase IQ 8+ Microinverter

Easy to install, highly reliable, micro-grid forming. The IQ8+ offers a higher voltage range and continues current than the IQ8. Max input DC voltage of 60 V, Peak power output 300 VA, and Max continuous power output 290 VA
About Us

Why Granite State Solar

Highly Rated

We are selective about the brands we offer—as we want only the best for our customers. At GSS, you can be sure you're getting only the top-rated brands in the energy space. 

GSS Tested

Before we roll out any products to our customers, we evaluate whether they pass the 'GSS test', making sure they are cost effective, highly efficient, weather rated, and high quality.

Top Warranties

We offer products that have great product warranties- many of which span 25+ years! This speaks to the reliability of the products we install to stand the test of time. 

Get Started Today!

Ready to move forward? Get in touch to discuss your solar project.