How long does solar take to pay off in Alton, IL?

About 19.0 years for a 7.8 kW system at 8.3 cents/kWh.

Is solar worth it in Alton?

Ameren Illinois Company averages 8.3¢/kWh. With 4.5 peak sun hours a day, a typical 7.8 kW system makes ~10,296 kWh a year and saves about $854 in year one.

19.0years to pay off

Electric rate8.3¢per kWh

Peak sun4.5hrs/day

System7.8 kW≈$21,450

25-yr net$9,672after cost

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