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Solar Panel ROI
PM Surya Ghar Yojana (2024) gives 30-40% subsidy on rooftop solar. Average generation: 4 kWh per kW per day (Indian sunshine). Payback typically 4-7 years; panels last 25+.
3 kW
₹60,000
35%
₹8
Payback
3.3 yrs
Gross cost₹1,80,000
Net cost (post subsidy)₹1,17,000
Annual saving₹35,040
FAQ
Net metering — is my state on board?
All states allow net metering. Excess generation sold back to grid. Approval: 30-90 days from application.
Maintenance cost?
Annual cleaning ₹2-3k. Inverter replacement at year 10-12: ₹40k. Total ~3-5% of original cost over 25 years.
When to install?
Now. PM Surya Ghar subsidy 30-40% (up to ₹78k for 3kW). Tariffs only go up.