Rooftop Solar in Tamil Nadu
Residential & commercial rooftop solar systems sized by your roof area, shadow analysis and monthly consumption. Varka Solar delivers it across Tamil Nadu with local squads and full TANGEDCO paperwork.
Rooftop Solar in Tamil Nadu
Tamil Nadu averages 5.2-5.8 kWh/m²/day of daily solar irradiance and is served by TANGEDCO. That combination keeps solar paybacks in the 3-5 year range for most residential systems — before factoring in the PM Surya Ghar subsidy of up to ₹78,000.
- In-house squads: no subcontracting — our engineers install every system.
- DISCOM & subsidy: net metering, approvals and PM Surya Ghar handled end to end.
- Tier-1 hardware: TOPCon modules, industrial inverters, HDG structures.
- 25-year warranty: performance cover plus remote telemetry on every plant.
Rooftop Solar Districts in Tamil Nadu
Drill into any district for city and area level coverage.
Other Solar Services in Tamil Nadu
The full Varka stack, state-wide.
Frequently Asked Questions
How much roof area is needed for a 3kW solar system?
About 200-240 sq ft is enough for a 3kW system with 550Wp panels. A 5kW system needs roughly 320-380 sq ft.
Can rooftop solar run during power cuts?
Standard grid-tied systems shut off during outages for safety. With a hybrid inverter + battery backup, essential loads keep running.
What is the payback period for rooftop solar?
With PM Surya Ghar subsidy and net metering, most residential systems pay back in 3-5 years and last 25+ years.
What is the PM Surya Ghar subsidy in Tamil Nadu?
Up to ₹78,000 for residential systems (₹30,000 up to 2kW, ₹60,000 for 2-3kW, ₹78,000 for 3-10kW), credited directly to your bank account. Varka files the complete application with TANGEDCO.
How fast is installation in Tamil Nadu?
Residential projects complete in 7-15 working days; commercial plants up to 100kW in 30-45 days, depending on TANGEDCO approval timelines.
Rooftop Solar in Tamil Nadu
Free survey, fixed quote and full DISCOM paperwork — within 48 hours.