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Solar Simple Payback Calculator
Estimate simple payback from yearly savings and upkeep.
Enter your values
Your inputs are processed locally. Review the method and limitations before relying on the estimate.
Your result
Worked example
20,000 cost, 3,400 saving and 200 annual upkeep = 6.25-year simple payback.
Frequently asked questions
Is this a professional specification?
No. It is a planning estimate based on the numbers you enter; verify manufacturer guidance and applicable standards.
Does it use live location prices or conditions?
No. Enter actual prices, weather or site inputs; there are no live data calls.