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End-of-Life Recycling Estimator
Recycling cost from panel count.
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Solar calculators
Screen array size, payback, and lifetime benefit before signing a quote.
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Energy Production
Year-1 and lifetime kWh.
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EV Miles from Solar
Extra kW and panels for EV miles.
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Flat-Roof Ballast Estimator
Ballast block count screening; SE review required.
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Ground Row Spacing Calculator
Minimum row gap from module height to limit winter shading.
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Heat Pump Solar Adder Calculator
Extra PV kWh and kW for heating load via COP.
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Home Value Uplift Estimator
Resale premium via LBNL dollars per W; appraisal governs.
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How Many Solar Panels Do I Need
Panels, system kW and roof area from usage.
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Inverter Loss Calculator
Yearly loss from CEC efficiency.
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Inverter Replacement Planner
Replacement year and annualized cost by inverter type.
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ITC Carryforward Planner
Years to absorb credit from annual liability. See CPA.
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MPPT Window Fit Checker
Min and max panels in series against inverter MPPT window.
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