A typical 3 kW rooftop solar system in Punalur 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. KSEB net metering lets you offset your bill with your own generation.
Why solar works in Punalur
Punalur sits at the foothills of the Western Ghats with strong sun but also dense vegetation and heavy monsoon — design for shade and rain.
Who goes solar here
- Homes near plantations and forest edges
- Paper-mill supply and small industry
- Hill-side institutions
Local installation tip
Heavy rain and tree shade make a shade study and drainage-friendly mounting essential; plan for algae and moss cleaning.
Cost, subsidy and net metering in Punalur
| 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 KSEB. Read our KSEB net metering guide and the PM Surya Ghar subsidy guide. Not sure of your numbers? Use the solar calculator.
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