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Bill
Monthly electricity spend.
Home / Solar Calculator
Energy calculatorTurn your electricity bill into a solar plan.
A planning calculator for residential and commercial customers. Enter your monthly bill, tariff and roof area to see an indicative system size and savings profile.
This is an indicative estimate. Final design depends on site survey, roof geometry, shade, orientation, inverter choice, local regulations and current electricity tariff/net-metering rules.
Your solar estimateREADY
Suggested system5.0 kWEnter your bill to update
Monthly use625 kWh
Annual generation7,500 kWh
Panels9 × 600 Wp
Roof area270–325 sq.ft
Monthly saving₹5,000
Annual saving₹60,000
Use this result to start a conversation, then validate the property with a detailed site assessment.
How it works
Five numbers drive the first estimate.
k
Units
Bill ÷ tariff gives approximate kWh.
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Solar yield
Generation per kW depends on sun and site.
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Roof
Area limits practical system size.
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Savings
Generation × tariff gives an indicative value.
Keep exploring
Useful next steps for your solar decision.
Move from a general idea to numbers, products and a practical enquiry.