India Solar Calculators 🇮🇳
Free solar calculators for Indian homes and businesses. PM Surya Ghar subsidy, state-wise DISCOM rates, and savings in rupees.
PM Surya Ghar Scheme
The PM Surya Ghar: Muft Bijli Yojana scheme provides central government subsidies of up to ₹78,000 for residential rooftop solar installations. Launched in 2024 with a budget of ₹75,021 crore, the scheme aims to install solar on 1 crore (10 million) Indian households and provide 300 free units of electricity per month to beneficiary families.
Key Solar Facts for India
Average PSH (India)4.8 – 6.2 hrs/day
Best solar statesRajasthan, Gujarat, Andhra Pradesh
Residential solar cost~₹55-80/W installed (2026)
PM Surya Ghar subsidy (1-2 kW)₹30,000/kW
PM Surya Ghar subsidy (2-3 kW)₹18,000/kW (incremental)
Maximum subsidy₹78,000 (for 3 kW)
DISCOM rate range₹5.50 – ₹8.50/kWh
Typical payback3-5 years with subsidy
System life25+ years
How to Apply for PM Surya Ghar
- Register at pmsuryaghar.gov.in with your Aadhaar and electricity consumer number
- Your DISCOM will conduct a feasibility assessment within 7-30 days
- Select an MNRE-empanelled vendor from the portal for your installation
- Get the system installed and apply for net metering connection
- Submit installation completion certificate — subsidy credited to bank account within 30 days