Compare the highest-rated home solar professionals in Charleston, South Carolina. All contractors are licensed, insured, and verified through our rigorous screening process.
A locally owned and operated company specializing in high-quality residential and commercial solar installations. They are highly regarded for their personalized customer service, expert system design, and deep knowledge of local incentives and installation requirements, including hurricane-rated mounting.
A leading regional solar provider with a significant presence across the Southeast. They are known for their streamlined process, strong financing and leasing options, and use of premium equipment. Their business model emphasizes making solar accessible through various payment plans.
A veteran-owned business serving the Lowcountry with a focus on both residential and commercial solar projects. They pride themselves on integrity, quality craftsmanship, and offering comprehensive maintenance and repair services post-installation, which is a key differentiator.
** The home solar market in Charleston is robust and competitive, characterized by a high level of quality among the top-tier installers. Due to Charleston's coastal environment, reputable companies demonstrate expertise in dealing with specific challenges such as high-wind zone installation codes, salt-air corrosion resistance, and navigating the local utility (Dominion Energy) interconnection process. The competition is strong, which benefits consumers through competitive pricing and improved service offerings. Typical pricing for a residential system ranges from $15,000 to $35,000+ before the 30% federal tax credit, heavily dependent on system size and equipment choices. South Carolina's state-specific incentives, like the now-expired tax credit that helped build the market, have been replaced by strong net metering policies and property tax abatements, which local experts are well-versed in explaining. Financing options are plentiful, with most top providers offering loans, leases, and Power Purchase Agreements (PPAs).
4.7+ star average from verified customer reviews
All contractors are properly licensed and insured
10+ years average experience in the industry
Familiar with Charleston regulations and climate
Get answers to common questions about home solar services in Charleston, South Carolina.
For a typical 6-8 kW system in Charleston, the gross cost before incentives ranges from $18,000 to $28,000. Crucially, you can combine the 30% federal tax credit with South Carolina's state tax credit of 25% (capped at $3,500 or 50% of tax liability) to significantly reduce the net cost. Additionally, SCE&G (Dominion Energy) offers net metering, allowing you to earn bill credits for excess energy sent back to the grid.
Charleston's abundant sunshine is excellent for solar production, but installations must be engineered for high-wind events. Reputable local installers will ensure your system meets strict building codes for wind resistance (often up to 160 mph) and use corrosion-resistant materials for the humid, salty air. Properly installed systems are very durable and most include warranties that specifically cover hurricane-related damage.
The entire process usually takes 2 to 4 months. After design and contract signing, the installer handles permitting with your local municipality (like the City of Charleston or Charleston County) and interconnection approval from Dominion Energy. The physical installation takes 1-3 days, but the final "Permission to Operate" from Dominion can take several weeks after a final inspection.
Prioritize providers with extensive local experience, proper South Carolina licensing (Electrical and Residential Specialty Contractors), and strong references in your specific neighborhood. They should be familiar with local permitting processes, historic district guidelines if applicable, and Dominion Energy's requirements. Always compare multiple detailed quotes, verify they use high-quality equipment, and ensure they offer robust workmanship warranties.
Yes, modern panels generate electricity from daylight, not just direct sunlight, so they produce power even on cloudy days, albeit at a reduced rate. Charleston's high average of sunny days (over 200 per year) ensures strong annual production. Systems are designed to handle rain, and brief outages during severe storms are normal, just like the grid. Your system will automatically restart and resume power production once sunlight returns.