All calculators are downloadable Excel spreadsheets that allow you to save and amend your own personal data.With this spreadsheet, enter your personal data in the purple coloured cells.

solar panel calculator

Wanting to know if solar panels are a good idea financially or how long it may take for them to pay for themselves? Maybe you already have solar panels and want to know how much longer before you break even or how much better off you may be? This calculator will provide a comprehensive calculation of your payoff period including assumptions that many other solar panel calculations do not include, such as solar buy back amount and investing the savings from your electricity savings.

For more information on how I came to my decision to buy solar panels, have a read here.


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