Size your solar panel system based on energy consumption, location, roof orientation, and local electricity rates. Calculate estimated production, annual savings, payback period, ROI, and carbon offset with month-by-month projections.
Add battery sizing (Tesla Powerwall, Enphase) with backup duration and time-of-use optimization.
Calculate additional solar capacity needed to charge an electric vehicle at home.
Simple drag-and-drop roof layout tool to estimate usable area and panel placement.
Detailed loan amortization with solar-specific options (PACE, solar loan, HELOC).
Compare national installers (SunPower, Tesla, Sunrun) by cost, warranty, and equipment.
Estimate home value increase from solar installation based on market research data.
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