Essential Solar Tools & Calculators 2026

Plan your entire solar journey accurately. Learn about the four crucial calculators every PM Surya Ghar applicant must use before applying.

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The Master PM Surya Ghar Calculator

Input your electricity usage and roof details below to instantly calculate your required system size, total investment, government subsidy, and your exact return on investment (ROI).

Enter Your Details

sq.ft

Recommended System Size

3.0 kW

Requires approx. 300 sq.ft of roof space.

Total Project Cost

₹1,50,000

Govt Subsidy

₹78,000

Your Payable Share: ₹72,000

Generation / Year: 4,320 kWh
Savings / Year: ₹34,560
ROI (Payback): 2.1 Years
Apply for this System Now

Frequently Asked Questions

What is the PM Surya Ghar Yojana?

It is a central government scheme providing up to ₹78,000 in subsidies for installing residential rooftop solar panels.

How long does the application process take?

The entire process, from registration on the national portal to subsidy disbursement, typically takes 30 to 45 days.

Do solar panels work during the monsoon?

Yes, they still generate power during overcast days, though at a reduced efficiency of 30-50%. Grid net-metering covers any shortfall.

Try Our Calculator Now

Stop guessing. Use our interactive savings predictor to calculate your exact subsidy and ROI instantly.

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