Wisconsin / Sun Prairie
Is solar worth it in Sun Prairie?
Wisconsin Power & Light Co averages 16.9¢/kWh. With 4.2 peak sun hours a day, a typical 8.4 kW system makes ~10,357 kWh a year and saves about $1,750 in year one.
11.3years to pay off
Electric rate16.9¢per kWh
Peak sun4.2hrs/day
System8.4 kW≈$23,100
25-yr net$40,700after cost
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