Solar calculators
Free solar calculators: size your rooftop system from your monthly units, plan battery backup, and estimate savings. Quotation ready.
Solar Rooftop Sizing CalculatorCalculate rooftop solar system size, panels needed, inverter capacity and monthly generation from your electricity bill units and rooftop area. Quotation-ready for solar installers.Open →Solar Battery Backup CalculatorCalculate solar battery capacity in Ah, number of batteries and total energy storage for backup load and hours. Quotation-ready for solar installers.Open →Solar Savings / Payback CalculatorCalculate solar payback period, lifetime savings and ROI from your monthly bill, system cost and subsidy. Quotation-ready for solar sales and finance discussions.Open →