Solar Panels in South Carolina are booming in a state known for hot summers and over 220 sunny days annually. Rising electricity bills and supportive policies make solar panels a great investment for homeowners.
Cost of solar panels in South Carolina
Residential systems typically cost $12,000 to $21,000 before incentives. Price per watt runs $2.4–2.7. A household using 1,100–1,400 kWh monthly often installs a 6–8 kW system.
Incentives and programs
South Carolina provides some of the strongest state-level incentives in the Southeast:
- Federal Solar Tax Credit (30%).
- State solar tax credit: 25% of system cost, capped at $3,500 per year or $35,000 total.
- Property tax exemption.
Hyperion (Runergy) 405W Solar Panel 108 Cells PERC Bifacial HY-DH108P8B-405 Clearance
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ZNShine Solar 435W Solar Panel 108 Cell TOPCon Bifacial All-Black ZXM7-UHLDD108-435 Clearance
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Talesun Solar 415W Solar Panel 108 Cell PERC Bifacial All-Black TP7G54M(H)-415-BB Clearance
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LONGi 375W Solar Panel 72 Cell Monocrystalline PERC LR6-72PH-375M Wholesale 26 Panels per Pallet
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LONGi 375W Solar Panel 144 cell PERC Bifacial LR6-72HBD-375MC Wholesale 26 panels per pallet
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LONGi 370W Solar Panel 144 cell PERC Bifacial LR6-72HIBD-370M Wholesale 35 panels per pallet
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Boviet 440W Solar Panel 144 Cell PERC Bifacial BVM6612M-440S-H-HC-BF-DG Wholesale 30 panels per pallet
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Waaree 540W Solar Panel 144 Cell PERC Bifacial Bi-55-540 Commercial 558 panels per Container (Truckload)
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LONGi 375W Solar Panel 144 cell Mono PERC LR6-72HPH-375MC Commercial 660 panels per container (Truckload)
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Regitec 550W Solar Panel 144 Cell RMH72-550S1 Commercial 620 panels per Container (Truckload)
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JA Solar 540W Solar Panel 144 Cell Bifacial JA-JAM72-D30-540MB Commercial 558 panels per Container (Truckload)
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LONGi 370W Solar Panel 144 cell PERC Bifacial LR6-72HIBD-370M Commercial 630 panels per Container (Truckload)
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JA Solar 545W Solar Panel 144 Cell Bifacial JA-JAM72-D30-545MB Commercial 558 panels per Container (Truckload)
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LONGi 375W Solar Panel 144 cell PERC Bifacial LR6-72HBD-375MC Commercial 572 panels per container (Truckload)
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GSTAR 550W Solar Panel 144 Cell PERC Bifacial GSP7G72M(H)550WT Commercial 620 panels per Container (Truckload)
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Net metering in South Carolina
Utilities provide net metering at retail rates for most systems. Credits roll over month to month, though policies are gradually evolving.
Payback and ROI
Thanks to generous state tax credits, payback averages 6–9 years. Over 25 years, savings often exceed $30,000–$45,000.
FAQ
How much do solar panels cost in South Carolina? About $2.5 per watt.
Are there state incentives? Yes — a 25% state solar tax credit.
Is solar worth it in South Carolina? Absolutely — strong sun plus generous credits.
How long do Aptos panels last? 25+ years.
Conclusion
South Carolina’s tax credits and sunshine make solar one of the best investments in the region. Aptos panels provide efficiency and durability, maximizing ROI.