Free Tool
Solar Savings Calculator
See system size, combined central and Tamil Nadu subsidy up to ₹1 lakh, payback and 25-year savings in 30 seconds.
Solar Cost Estimator
See your savings in 30 seconds
Based on TANGEDCO ₹8/unit average tariff & PM Surya Ghar subsidy slabs.
Tata Power Solar Authorised
Authorised dealer · 25-yr performance warranty
Adani Solar
Latest TOPCon N-type · 30-yr warranty
Rayzon Solar
High-efficiency modules · value pricing
Lifetime Savings (25 years)
₹0
Year 1: ₹37,800Year 25 bill: ₹1,70,055Tariff rise: 6%/yr
Recommended System
4 kW
Tier-1 panels · sized for your bill
Indicative System Cost
₹2,07,000 – ₹4,12,000
Varies with panel brand, mounting structure and inverter. Contact us for a detailed quote.
Govt. Subsidy
₹1,00,000
Net Cost After Subsidy
₹1,07,000 – ₹3,12,000
Payback (from)
2.5 yrs
Monthly Savings
₹3,500
CO₂ Saved (25y)
150.0 t
EMI is calculated at 6% p.a. reducing balance for 48 months. Combined subsidy (PM Surya Ghar central ₹78,000 + Tamil Nadu state ₹22,000 = ₹1,00,000 for 3 kW and above) is credited to your bank account 7-30 days after installation and automatically adjusted against your loan. Actual bank interest rates and tenure may vary. Total system cost varies from ₹1,90,000 to ₹2,30,000 based on panel selection and mounting type.
