Find your payback period, 25-year savings & whether solar makes sense for your home — with PM Surya Ghar subsidy applied automatically.
system_kW × 4 units × orientation_factordaily × 365 × (1 - 0.005)^year (0.5% degradation/yr)units_used × electricity_rate × (1 + inflation)^yearsystem_kW × cost_per_kWGross Cost − PM Surya Ghar Subsidycumulative savings ≥ net cost + inverter replacement (yr 11)(25yr total savings − net cost − ₹20,000) ÷ net cost × 100Annual generation is capped at your annual electricity consumption. Inverter replacement of ₹20,000 assumed at Year 11.
PDF includes year-by-year savings table, payback analysis & full 25-year projection. Secured via Razorpay.
Disclaimer: All CalcDesk calculations are for informational purposes only and do not constitute financial, tax, or legal advice. Verify results with a qualified CA/CFP before making financial decisions. Tax rules, GST rates, and EPF interest rates are subject to change — always refer to the latest CBDT, GST Council, and EPFO notifications. Investment returns are indicative; past performance is not a guarantee of future results.