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Get a free, personalized solar savings estimate for South Carolina. No email required.
| 🏆 National Ranking (2025) | #25 out of 50 states |
|---|---|
| ☀️ Average Peak Sun Hours | 4.8 hrs/day |
| ⚡ Average Electricity Rate | $14.2/kWh |
| 🏠 Typical 6kW System Cost (after 30% ITC) | $18,500 |
| 📈 Estimated Payback Period | 10 years |
| 🔌 Net Metering Policy | 全额净计量，电费固定费率 |
| 💰 25-Year Total Savings (est.) | $46,250+ |
Federal Tax Credit (ITC): 30% of total system cost, available in all 50 states through 2032.
Local Utility: Duke Energy Progress, Dominion Energy may offer additional rebates.
Every home in South Carolina is different. Your roof direction, local electricity rate, and available roof space all affect your savings.
Go to Free Solar Calculator →南卡2025年太阳能装机排名跃升至第25位，Duke Energy和Dominion Energy均提供太阳能回扣。
哥伦比亚市典型5kW系统，月均节省$95，回本9年。
Estimated monthly savings: $154 | Yearly: $1850
全额净计量，电费固定费率
A typical 6kW solar system in South Carolina saves about $154/month, or $1850/year. Over 25 years, total savings exceed $46,250.
South-facing roofs capture the most sunlight. Southeast/southwest capture 92-95%. East/west capture 80-85%. North-facing is not recommended.
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Calculate My Solar Savings →Data sourced from SEIA, EIA (2025-2026). Estimates are for illustrative purposes.