Y2 Solar
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Y2 Solar
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Y2 Solar Calculator
Estimate rooftop solar size, subsidy, GBI, export credit, savings, payback and EMI scenarios using the Y2 Solar calculation logic.
Enter monthly bill or units. This reverse-estimates monthly units, then suggests solar capacity using units/month/kW generation logic.
Recommended rooftop solar system
2.5kW
Based on estimated monthly units and 120 units/kW/month generation assumption.
Select any option below to update the detailed calculation. The card sizes remain fixed for comparison, or use manual override for a customer-requested size.
Estimated monthly units
490 units
Total subsidy estimate
₹1,00,000
5-year GBI estimate
₹54,000
Total govt incentives
₹1,54,000
Share this result for rooftop feasibility, structure, subsidy and net-metering guidance.
This is a planning calculator and not an official DISCOM bill engine or final quotation. Actual project cost, subsidy eligibility, GBI, net-metering approval, inverter sizing, sanctioned load suitability, rooftop shadow, module layout, structure type, GST, financing and DISCOM process may vary after site survey.