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Solar Panel ROI Calculator (Ontario)
Calculate your solar panel payback period, annual savings, and 25-year return based on your home's electricity usage and Ontario hydro rates.
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☀️ Solar ROI Results
System Size
Net System Cost (after rebates)
Estimated Annual Production
Year 1 Savings
Payback Period
10-Year Savings
25-Year Total Savings
25-Year Net ROI
⚠️ Estimates based on Ontario averages. Actual savings depend on your consumption, shading, roof angle, net metering agreement with your local LDC, and future hydro rates. Always get quotes from certified installers. The Canada Greener Homes Grant may provide up to $5,000 in rebates.
💡 Ontario Solar Quick Facts
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Ontario averages 3.8–4.2 peak sun hours per day depending on location.
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Net metering allows you to sell excess power back to the grid through your LDC.
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Canada Greener Homes Grant: up to $5,000 for eligible solar installations.
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You need an ESA permit and utility approval before connecting to the grid.
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A typical Ontario home uses ~9,500 kWh/year. An 8kW system covers ~80-100%.
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Ontario hydro rates have historically increased ~3-5% per year.
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