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EV, Solar & Smart Utility Calculator #214 of 218

Rooftop Solar Panel kW Sizing & PM Surya Ghar Subsidy Calculator

Rooftop Solar Panel kW Sizing & PM Surya Ghar Subsidy Calculator is a verified ev, solar & smart utility calculation tool on Calcify. Calculate recommended Rooftop Solar system size (kW), PM Surya Ghar Muft Bijli Yojana Central Subsidy (up to ₹78,000), net installation cost, and payback period. All calculations execute locally in your browser with multi-currency support, visual breakdowns, and white-label client exports.

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Rooftop Solar Panel kW Sizing & PM Surya Ghar Subsidy Calculator

Input Parameters

#214 / 218
Recommended 4.5 kW Solar System (Net Cost) VERIFIED RESULT
₹1,92,000

PM Surya Ghar Subsidy: ₹78,000 · Annual Bill Saved: ₹51,840/yr · Payback: 3.7 Yrs

Recommended Solar Capacity & Roof Area
4.5 kW (~450 Sq.Ft)
PM Surya Ghar Central Subsidy
₹78,000
Annual Electricity Bill Savings
₹51,840
25-Year Lifetime Solar Savings
₹11,04,000
Visual Breakdown & Progression
Year 21,03,680
Year 42,07,360
Year 63,11,040
Year 105,18,400
Year 157,77,600
Core Formula: Required kW = Monthly Units / 120; PM Surya Ghar Subsidy = ₹30,000 (1kW), ₹60,000 (2kW), ₹78,000 (3kW+ Residential).
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Example Calculation & Assumptions

Example Inputs: Average Monthly Electricity Bill: ₹4200 · Electricity Grid Tariff per Unit (kWh): ₹8 · Benchmark Rooftop Solar Cost per kW: ₹60000

Example Output: Recommended 4.5 kW Solar System (Net Cost): ₹1,92,000 (PM Surya Ghar Subsidy: ₹78,000 · Annual Bill Saved: ₹51,840/yr · Payback: 3.7 Yrs)

Frequently Asked Questions

How does the Rooftop Solar Panel kW Sizing & PM Surya Ghar Subsidy Calculator on Calcify calculate results?

The Rooftop Solar Panel kW Sizing & PM Surya Ghar Subsidy Calculator on Calcify applies the verified mathematical formula: Required kW = Monthly Units / 120; PM Surya Ghar Subsidy = ₹30,000 (1kW), ₹60,000 (2kW), ₹78,000 (3kW+ Residential).. Every input is validated in real time with multi-currency formatting to ensure zero rounding or division errors.

What key assumptions are used in the Rooftop Solar Panel kW Sizing & PM Surya Ghar Subsidy Calculator?

1 kW of rooftop solar in India generates ~4 units/day (~120 units/month) and requires ~100 Sq.Ft of shadow-free roof area. Applies official PM Surya Ghar Muft Bijli Yojana residential subsidy slabs: ₹30,000/kW up to 2 kW + ₹18,000 for 3rd kW (capped at ₹78,000).

Can I export or share the Rooftop Solar Panel kW Sizing & PM Surya Ghar Subsidy Calculator report with my own company branding?

Yes. On Calcify, you can click the Share button to share via native mobile/desktop share sheets, or click "Export Report" -> "Export with My Branding" to upload your logo, add company details, and download a custom PDF, PNG, or CSV report powered by Calcify.

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