A typical 3 kW rooftop solar system in Padmanabhapuram costs roughly ₹1.7–2.1 lakh before subsidy; homes can receive up to ₹78,000 under PM Surya Ghar, bringing net cost to around ₹1.0–1.3 lakh, and the system usually pays back in 3.5–5 years. TNPDCL net metering lets you offset your bill with your own generation.
Why solar works in Padmanabhapuram
Padmanabhapuram, known for its historic palace, has heritage-sensitive buildings, homes and farms where discreet rooftop solar suits well.
Who goes solar here
- Homes near heritage zones
- Small farms
- Schools and trusts
Local installation tip
Near heritage sites, choose low-profile, non-reflective installations and check local permissions.
Cost, subsidy and net metering in Padmanabhapuram
| System | Typical roof area | Indicative cost | Home subsidy | Approx. yearly output |
|---|---|---|---|---|
| 2 kW | ~215 sq ft | ₹1.2–1.4 lakh | ₹60,000 | ~2,900 units |
| 3 kW | ~320 sq ft | ₹1.7–2.1 lakh | ₹78,000 | ~4,400 units |
| 5 kW | ~540 sq ft | ₹2.8–3.4 lakh | ₹78,000 | ~7,300 units |
Grid connection and net metering are handled by TNPDCL. Read our TNPDCL net metering guide and the PM Surya Ghar subsidy guide. Not sure of your numbers? Use the solar calculator.
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Get matched with a verified installer in Padmanabhapuram
We introduce you to installers who actively serve Padmanabhapuram, explain how their quotes compare, and track your subsidy and net-metering application.
