How long does solar take to pay off in Helena, MT?

About 12.6 years for a 8.0 kW system at 14.2 cents/kWh.

Is solar worth it in Helena?

NorthWestern Energy LLC - (MT) averages 14.2¢/kWh. With 4.4 peak sun hours a day, a typical 8.0 kW system makes ~10,304 kWh a year and saves about $1,466 in year one.

12.6years to pay off

Electric rate14.2¢per kWh

Peak sun4.4hrs/day

System8.0 kW≈$22,000

25-yr net$31,459after cost

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