How Much Does Solar Battery Storage Cost in South Carolina?
South Carolina pricing is below the national average. Updated for 2026.
Solar Battery Storage Pricing in South Carolina
In South Carolina, the average cost for solar battery storage is $10,440 per battery system, which is 13% lower than the national average of $12,000. Most South Carolina residents pay between $6,960 and $17,400.
South Carolina benefits from a lower cost of living than many states, resulting in more affordable pricing for solar battery storage. This makes it one of the more budget-friendly states for this service.
Home battery storage systems (like Tesla Powerwall, Enphase, and LG) store excess solar energy for use at night or during outages. Systems typically store 10-15 kWh, enough to power a home for several hours.
South Carolina vs National Average
What Affects Solar Battery Storage Cost in South Carolina?
Battery
Tesla Powerwall (13.5 kWh): $8,500-$12,500 installed. Enphase IQ (3.4-10.1 kWh): $6,000-$15,000. LG RESU (10-16 kWh): $8,000-$14,000
System size
Single battery: $8,000-$14,000. Dual battery (whole-home backup): $15,000-$25,000. Off-grid system: $20,000-$40,000
📐 Solar Battery Storage in South Carolina Cost Calculator
Get a personalized estimate based on your project details
Get Free Quotes from Local Pros
Compare prices from top-rated contractors in your area.
Top-Rated Solar Battery Storage Pros in South Carolina
5 providersQuality HVAC Solutions
✅ VERIFIEDElite Plumbing
✅ VERIFIEDElite Plumbing
Are You a Solar Battery Storage Professional?
Get listed on CostWhale and reach thousands of customers searching for solar battery storage in South Carolina.
💡 Tips to Save on Solar Battery Storage in South Carolina
- 1.The federal ITC tax credit covers 30% of battery costs when paired with solar
- 2.Some utilities offer time-of-use arbitrage programs that help batteries pay for themselves
- 3.Bundle battery with solar installation for lower total cost
- 4.Check state and utility rebates — many offer $2,000-$5,000 for battery storage
📈 Solar Battery Storage in South Carolina Cost Trends (2020–2024)
Prices have increased +17.7% over the last 5 years
| Year | National Avg | YoY Change |
|---|---|---|
| 2020 | $8,867 | — |
| 2021 | $9,239 | +4.2% |
| 2022 | $9,840 | +6.5% |
| 2023 | $10,116 | +2.8% |
| 2024 | $10,440 | +3.2% |
Based on national averages adjusted for annual inflation. Actual costs vary by location and project scope.
💬 What Did You Pay?
Real costs reported by homeowners for Solar Battery Storage in South Carolina
Recent Reports
Frequently Asked Questions
How long does a home battery last?
Most home batteries are warrantied for 10 years or 4,000-6,000 cycles. After the warranty period, they typically retain 60-80% of original capacity. Expected lifespan is 10-15 years.
Solar Battery Storage Cost in Other States
Related Cost Guides for South Carolina
🔍 Get Free Quotes from Local Pros
Compare prices from pre-screened contractors in your area. Free, no-obligation estimates.
* CostWhale may earn a commission. This doesn't affect our pricing data or recommendations.
💰 Get Weekly Cost-Saving Tips
Join 10,000+ smart homeowners. Unsubscribe anytime.