South Dakota
15 kW Solar System Cost in South Dakota
A 15 kW rooftop solar system in South Dakota costs around $60,000 before incentives and about $42,000 after. It generates ~1685 kWh/month, saving roughly $207/month.
Gross cost
$60,000
After incentives
$42,000
Est. monthly savings
$207
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Tip: each 1 kW needs about 80–100 sq ft of unshaded roof.
Est. monthly units625 kWh
Tariff used₹8/kWh
Recommended system
5 kW
System cost
₹3.65 L
Yearly savings
₹57,600
Payback period
6.3 years
25-year net savings
₹10.75 L
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Estimated system3 kW · ₹1.41 L net
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