The Best Home Solar in Hawaii National Park, HI

Compare the highest-rated home solar professionals in Hawaii National Park, Hawaii. All contractors are licensed, insured, and verified through our rigorous screening process.

#1

Alternate Energy Inc.

4.8
(180 reviews)
Verified

A highly respected, locally-owned and operated company based in Kailua-Kona with over two decades of experience. They are known for their exceptional customer service, deep technical expertise, and comprehensive service from design to maintenance. They specialize in both grid-tied and advanced off-grid/battery backup systems, which is crucial for areas with variable grid reliability.

73-5576 Kauhola St, Kailua-Kona, HI 96740

Specialties & Features

Battery storage system installation
Off-grid solar solutions
System design and consultation

Business Information

Years in Business:25 years
Licensed:Yes
Insured:Yes
#2

Sunrun

4.2
(250 reviews)
Verified

As the largest dedicated residential solar company in the United States, Sunrun has a significant presence in Hawaii. They are a strong option for homeowners seeking flexible financing, including popular leasing and Power Purchase Agreement (PPA) options. Their large scale often provides access to the latest equipment and a robust service network.

(Serves Hawaii National Park from local offices; no public retail storefront in Hilo)

Specialties & Features

Solar financing and leasing options
Residential solar panel installation
Manufacturer partnerships and warranties

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#3

Hilo Solar Service LLC

4.7
(90 reviews)
Verified

A well-regarded local contractor based in Hilo, which is the closest major city to Hawaii National Park. Their proximity is a significant advantage for consultation, installation, and prompt maintenance services. They have built a strong reputation for quality workmanship and personalized service, with a focus on energy efficiency and the specific climate conditions of the Hilo side of the island.

250 Kalanikoa St, Hilo, HI 96720

Specialties & Features

Solar panel maintenance and repair
Energy efficiency assessments
Residential solar panel installation

Business Information

Years in Business:10 years
Licensed:Yes
Insured:Yes

Why These Are the Top Home Solar Contractors in Hawaii National Park

The home solar market in Hawaii, and specifically for the Hawaii National Park area on the Big Island, is one of the most mature and competitive in the United States. This is driven by the highest electricity rates in the nation and a strong cultural and legislative push toward renewable energy. * **Average Quality:** The quality is generally very high. Companies must be well-versed in the unique challenges of Hawaiian installations, including hurricane-proofing, dealing with high humidity, and navigating the specific interconnection requirements of Hawaiian Electric (HELCO). * **Competition Level:** Competition is strong, which benefits consumers. It ranges from large national providers (like Sunrun) to long-standing, specialized local contractors (like Alternate Energy Inc. and Hilo Solar Service). Local companies often have an edge in personalized service and deep knowledge of local permitting and utility processes. * **Typical Pricing:** Pricing is premium due to the high cost of living, shipping, and doing business in Hawaii. However, the return on investment is exceptionally fast due to the high cost of grid electricity. A typical residential system can range from **$25,000 to $45,000+** before incentives. The federal Investment Tax Credit (ITC) and potential local rebates can significantly reduce the net cost. Battery storage systems, which are increasingly popular for backup power, add a substantial but valuable cost to the total project.

High Ratings

4.7+ star average from verified customer reviews

Fully Licensed

All contractors are properly licensed and insured

Proven Experience

10+ years average experience in the industry

Local Experts

Familiar with Hawaii National Park regulations and climate

Frequently Asked Questions About Home Solar in Hawaii National Park

Get answers to common questions about home solar services in Hawaii National Park, Hawaii.

1How does the unique climate of Hawaii National Park, with its frequent rain and volcanic haze (vog), affect solar panel efficiency and maintenance?

While Hawaii National Park receives ample sunshine, frequent rain showers help naturally clean your panels, reducing maintenance needs. However, volcanic haze (vog) from Kīlauea can settle on panels, slightly reducing efficiency; periodic cleaning may be needed during high vog periods. The overall excellent solar insolation still makes systems highly productive, and installers use corrosion-resistant hardware to handle the humid, sometimes acidic air.

2What are the specific permitting and interconnection steps required for solar in Hawaii National Park, and how long do they typically take?

Installing solar requires a permit from Hawaii County and approval from Hawaiian Electric (HECO) for interconnection. The process includes a detailed engineering review to ensure grid safety, which can take 4-8 weeks. Due to Hawaii's "Customer Self-Supply" program rules, new systems typically do not export excess power to the grid, so your system design will focus on maximizing self-consumption with battery storage being highly advantageous.

3Are there any local or state-specific incentives available to homeowners in Hawaii National Park to reduce the upfront cost of solar?

Yes, you can benefit from the 30% federal solar Investment Tax Credit (ITC), which also applies to battery storage. While Hawaii no longer offers a state tax credit, the major financial benefit is the dramatic reduction in your high electricity bills from HECO, which are among the highest in the nation. Some local installers may also offer special financing or promotions.

4Why is pairing battery storage strongly recommended for solar installations in Hawaii National Park?

Battery storage is critical for two main reasons: First, under HECO's current interconnection rules, systems often cannot send excess power to the grid, so batteries store it for your use at night. Second, it provides essential backup power, which is valuable in our remote area where grid outages can occur due to storms or volcanic activity, ensuring your lights and refrigeration stay on.

5What should I look for when choosing a local solar provider to service my home in Hawaii National Park?

Choose a provider licensed in Hawaii with extensive experience navigating HECO's specific interconnection process and local county permits. Look for companies with a strong physical presence on the Big Island for reliable service and maintenance, especially given your remote location. Ask for references from nearby installations and ensure they have expertise in designing systems with battery storage, which is not just an add-on but a necessity here.