Connect with verified solar vendors, check rooftop subsidies, and get the best pricing for solar installation in Patna, Bihar.
💡 SBPDCL handles net metering in Patna; apply through the PM Surya Ghar portal.
Patna is experiencing rapid solar adoption due to favorable climate conditions and strong government incentives. The PM Surya Ghar Muft Bijli Yojana makes it more affordable than ever to switch to rooftop solar. Most 2–3 BHK homes benefit from a 3–5 kW solar system, which can reduce electricity bills by ₹2,000–3,000 monthly and pay for itself in just 3–4 years.
With net metering support from SBPDCL (South Bihar Power Distribution Company), excess solar energy you generate gets credited back to your account, maximizing your savings year-round. Current tariffs of ₹5–7/unit make solar highly cost-effective in Patna.
Understanding local climate factors helps optimize your solar system size and expected returns.
5.2 hours/day average — Good solar irradiance year-round, ideal for residential and commercial rooftop installations.
1,400–1,700 units/kW/year — A 3kW system generates 4,200–5,100 units annually, covering 80–100% of average household consumption in Patna.
June–September — Generation drops 30–40% during monsoon but summer months more than compensate. Annual production remains strong in Bihar.
₹5–7/unit via SBPDCL (South Bihar Power Distribution Company). Higher rates improve ROI. Net metering ensures fair credit for surplus solar energy.
A typical 3kW rooftop solar system includes panels, inverter, mounting structure, wiring, and labour. Here's what to expect:
Solar Panels (3kW): ₹75,000–95,000 (₹25–32/watt, DCR panels)
Inverter (3kW on-grid string): ₹25,000–40,000
Mounting Structure & Wiring: ₹20,000–30,000
Labour & Installation: ₹15,000–25,000
Other (net meter, earthing, permits): ₹10,000–20,000
Total Cost: ₹1,60,000–₹2,10,000
After ₹78,000 Subsidy: ₹82,000–1,32,000
Want a figure for your own home? Enter your monthly bill in our free solar calculator to see the right system size, cost after subsidy and payback period for Patna.
Typical timeline from decision to power generation: 45–60 days.
Free on-site evaluation of roof capacity, shade analysis, and electrical loads. Takes 30–60 mins.
Receive 3D design, detailed cost breakdown, and 25-year savings projection. Compare 2–3 quotes.
Installer files net metering application with SBPDCL (South Bihar Power Distribution Company). Approval: 30–45 days. No cost to you.
Physical installation takes 3–5 days for residential systems. Final testing and grid sync included.
After installation, apply for PM Surya Ghar subsidy. Funds transferred within 60–90 days.
Start generating electricity. Monthly savings appear on your SBPDCL (South Bihar Power Distribution Company) bill immediately.
SBPDCL handles net metering in Patna; apply through the PM Surya Ghar portal.
| Policy Feature | Details for Patna |
|---|---|
| DISCOM | SBPDCL (South Bihar Power Distribution Company) |
| Electricity Tariff | ₹5–7/unit (domestic) |
| Maximum System Size | Up to 10 kW (residential). No upper limit for commercial. |
| Credit Period | Monthly rollover. Unused credits reset annually. |
| Connection Fee | Free. DISCOM provides net meter installation at no cost. |
| Approval Time | 30–45 days from application with complete documents. |
Top-rated solar installation companies serving the Patna region.
Atulya Solar is a trusted rooftop solar solutions provider committed to delivering high-quality, cost-effective, and sustainable energy solutions for residential, commercial, industrial, government, and agricultural customers. We specialize in on-grid, off-grid, and hybrid solar power systems, offering complete services including site survey, system design, installation, subsidy assistance, net metering support, and after-sales maintenance. Our mission is to make clean energy affordable and accessible while ensuring excellent customer satisfaction through quality workmanship, reliable products, and professional service.
View Details & Get QuoteSolar adoption in Patna is growing rapidly. With the PM Surya Ghar Muft Bijli Yojana, homeowners can significantly reduce electricity bills. The average system installed is 3kW to 5kW — sufficient for a standard 2–3 BHK household. SBPDCL (South Bihar Power Distribution Company) actively supports net-metering, making this the perfect time to go green.
With electricity rates at ₹5–7/unit and 5.2 peak sun hours daily, Patna homeowners achieve payback in 3–4 years — among the best ROI for solar in Bihar.
Get a custom quote and 3D design from verified local installers within 24 hours.
Join India's fastest growing solar marketplace. Get verified leads directly from our calculators.
SolarCalculators