Solar Calculators
Independent tools for understanding solar savings, payback, system sizing, battery capacity and electricity costs.
Solar Savings Calculator
Estimate bill savings, export income, payback and 25-year ROI.
Open calculator →Solar Payback Calculator
Compare cash and finance scenarios, interest, maintenance and long-term ROI.
Open calculator →Solar System Size Calculator
Estimate system capacity, panel count, generation and roof area.
Open calculator →Battery Storage Calculator
Estimate battery capacity for evening use and essential backup.
Open calculator →Electricity Cost Calculator
Calculate appliance electricity costs using day and night tariffs.
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