Compare the highest-rated home solar professionals in Kailua Kona, Hawaii. All contractors are licensed, insured, and verified through our rigorous screening process.
A highly respected, locally owned and operated company with a deep understanding of the Big Island's specific energy needs and grid requirements. They are known for personalized service, high-quality installations, and expertise in both grid-tied and complex off-grid/battery backup systems.
One of the most established solar companies in Hawaii, serving the islands for over three decades. They have a strong Kona presence and are recognized for their technical expertise, professional workforce, and long-term reliability. They offer a full range of services from consultation to maintenance.
A national leader in residential solar with a significant local team and operations on the Big Island. Sunrun is a primary option for homeowners seeking a solar lease or Power Purchase Agreement (PPA), making solar accessible with little to no upfront cost. They provide strong manufacturer backing and a streamlined process.
** The home solar market in Kailua Kona is **mature and highly competitive**, driven by Hawaii's status as having the highest electricity rates in the nation. The quality of providers is generally very high, as the technical requirements for interconnecting with the Hawaiian Electric (HELCO) grid are stringent. The market has evolved from simple grid-tied systems to a strong focus on **battery storage integration** due to the rise of "self-supply" rules and the desire for energy resilience, especially with the threat of grid outages. **Competition** is fierce between long-standing local specialists and well-funded national providers. Local companies often compete on personalized service, deep community knowledge, and expertise in complex off-grid systems. National companies often compete on brand recognition, extensive financing options, and economies of scale. **Typical Pricing** is premium due to the high cost of shipping equipment to the islands and local labor costs. However, the return on investment is significant. A typical residential system (6kW - 10kW) with battery storage can range from **$35,000 to $65,000+ before incentives**. The federal investment tax credit (ITC) of 30% substantially reduces this net cost. Most reputable companies are experts in navigating state and utility incentives, making them a crucial part of the consultation process.
4.7+ star average from verified customer reviews
All contractors are properly licensed and insured
10+ years average experience in the industry
Familiar with Kailua Kona regulations and climate
Get answers to common questions about home solar services in Kailua Kona, Hawaii.
Kailua Kona's exceptionally sunny and consistent climate is ideal for solar. With an average of over 275 sunny days per year and minimal seasonal variation in sunlight, your system will produce abundant, reliable energy year-round. This high production directly offsets Hawaii's highest-in-the-nation electricity rates, maximizing your financial savings and shortening your payback period.
Installation requires permits from the County of Hawaii Department of Public Works and interconnection approval from Hawaiian Electric (HECO). A critical local regulation is the requirement for a rapid shutdown device on all rooftop systems for firefighter safety. Reputable local installers will manage this entire process, including ensuring your system complies with Hawaii's specific utility grid interconnection rules.
Prioritize providers with extensive local experience, proper Hawaii-issued contractor licenses (C-61 or C-60), and strong references in your community. They should understand HECO's specific interconnection process, local building codes, and roof types common in Kona. Always get multiple detailed quotes and verify the company's track record for service and support after installation.
The physical installation typically takes 1-3 days. However, the entire process from design, permitting, HECO approval, to final inspection and Permission to Operate (PTO) usually takes 2 to 4 months. Delays most often occur during the utility interconnection review, as HECO manages grid capacity for your specific circuit, a crucial step for safety and reliability.
Vog can cause a temporary reduction in solar production, similar to light cloud cover. However, the panels will still generate power, and rainfall naturally cleans the ash and residue away. The long-term average of clear, sunny days far outweighs these short-term dips. Regular cleaning is recommended if you live in a heavy vog area to maintain peak efficiency.