☀️ Tamilnadu Solar Rooftop Calculator
District-wise Solar Energy &
Cost Calculator
1. Select Your District
Select the district.
2. Usage of Electricity
Monthly Average Units in your EB Bill.
3. Solar System
4. Electricity bill amount
5. Central Subsidy
6. Tamil Nadu State Subsidy
The state subsidy will be calculated automatically based on the solar capacity.
1 kW₹5,000
2 kW₹10,000
3 kW and above₹22,000
📊 Solar Calculation Result
District
-
Required Solar Capacity
-
District Solar Yield
-
Installation cost
₹0
Central Subsidy
₹0
State Subsidy
₹0
Total subsidy
₹0
Cost after subsidy
₹0
Annual Solar Energy
0 Units
Monthly average solar energy
0 Units
Annual Energy Savings
₹0
Average monthly savings
₹0
Payback Period
0 Years
25-year net savings*
₹0
📌 Note:
This calculator uses estimated district-level PV yields.
Actual production will vary based on roof orientation, tilt, shading, panel temperature, inverter efficiency, and system losses.
For an accurate site-specific analysis, it is best to use a solar resource/PV model based on latitude and longitude.