Installing a solar power system is one of the best ways to reduce electricity bills and move toward clean energy. But before making the switch, it’s important to understand the solar system price in India for different capacities.
This page is your complete guide, covering 1kW to 10kW solar system costs, subsidies, and return on investment. You’ll also find links to detailed articles for each capacity.
Solar System Price Comparison in India (2025)
| Solar Capacity | Average Price (₹) | Best For |
|---|---|---|
| 1kW | ₹70,000 – ₹1,10,000 | Small homes, backup power |
| 2kW | ₹1,40,000 – ₹1,80,000 | Small families |
| 3kW | ₹2,10,000 – ₹2,70,000 | Medium households |
| 5kW | ₹3,50,000 – ₹4,50,000 | Large homes, small offices |
| 10kW | ₹7,00,000 – ₹9,00,000 | Villas, businesses, institutions |
(Prices vary depending on system type, brand, and government subsidy.)
Detailed Guides by Capacity
- 1kW Solar System Price in India – Affordable option for basic household needs.
- 2kW Solar System Price in India – Ideal for small families with low to medium consumption.
- 3kW Solar System Price in India – Covers most average household requirements.
- 4kW Solar System Price in India – Suitable for medium-sized families with multiple appliances.
- 5kW Solar System Price in India – Perfect for large families or small commercial setups.
- 6kW Solar System Price in India – A reliable choice for homes with high consumption or medium-sized businesses.
- 10kW Solar System Price in India – Best for big homes, offices, and businesses.
Factors Affecting Solar System Cost in India
- System Type – On-grid, off-grid, or hybrid.
- Solar Panel Efficiency – Premium panels cost more but save more in the long run.
- Government Subsidy – Up to 40% subsidy available for residential rooftop solar.
- Installation Location – Roof type, wiring, and labor costs may impact pricing.
- Brand & Warranty – Trusted brands may have higher upfront costs but better reliability.
Return on Investment (ROI)
On average, a solar system in India pays back its cost in 3–5 years through savings on electricity bills. After that, you enjoy almost free electricity for the remaining 15–20 years of panel life.
Frequently Asked Questions (FAQs)
What is the subsidy on solar panels in India (2025)?
For residential rooftop solar systems, the government offers a subsidy of up to 40% on systems up to 3kW and 20% for 3kW to 10kW.
How much electricity does a 5kW solar system generate per day?
A 5kW system generates around 20–25 units per day, depending on sunlight and location.
What is the average cost of a 3kW solar system in India?
The price of a 3kW solar system ranges from ₹2.1 lakh to ₹2.7 lakh, before subsidy.
How long does a solar system last?
Solar panels generally last 25 years, while inverters may need replacement every 8–10 years.
Is solar worth it in India?
Yes. With subsidies and rising electricity costs, most systems recover their cost in 3–5 years, making solar a long-term saving investment.
Use the guides above to explore the right solar system size for your home or business, compare costs, and take advantage of available subsidies.