3kW Solar Panel Price in India with Subsidy (2026)

Today, many homeowners are searching for the 3kW solar panel price in India with government subsidy, 3kW solar system cost, and 3kW solar system price with subsidy before making a purchase. The final installation cost depends on the panel brand, inverter type, mounting structure, and state-wise subsidy benefits. It’s compact, efficient, and eligible for government subsidies that make it even more attractive.

In this guide, you’ll discover everything about the 3kW solar panel price in India, from cost details to subsidy benefits and long-term savings.

What is a 3kW Solar System?

A 3kW solar system can generate approximately 12–15 units of electricity daily, which translates to monthly savings of around ₹2,000–₹3,000. Such systems are ideal for medium-sized homes that consume 300–400 units of power each month. Moreover, they need only 250–300 sq. ft. of rooftop space, making them perfect for urban households.

When it comes to system types, you can choose between:

• On-Grid System: It connects directly to the electricity grid, allowing you to earn credits through net metering.
• Off-Grid System: This setup includes batteries that store power for use during outages.
• Hybrid System: Combining both grid connection and battery backup, it offers reliability and flexibility.
  
  

Who Should Buy a 3kW Solar System?

• Homes consuming 300–400 electricity units/month
• 2BHK and 3BHK houses
• Families looking to reduce electricity bills
• Homeowners eligible for Government Subsidy
• People searching for the best 3kW solar system for home

3kW Solar Panel Price in India (2026)

Before subsidy, the 3kW solar panel cost in India typically ranges between ₹1,50,000 and ₹2,10,000, depending on the system type and brand. After applying the government subsidy, you can save a substantial amount on installation.

Type	Price Before Subsidy	Approx. Price After Subsidy
On-Grid	₹1,50,000 – ₹1,70,000	₹90,000 – ₹1,10,000
Off-Grid	₹1,90,000 – ₹2,10,000	₹1,30,000 – ₹1,50,000
Hybrid	₹2,10,000 – ₹2,40,000	₹1,50,000 – ₹1,70,000

💡 Tip: You can check current state-wise prices on the MNRE official website

3. Government Subsidy for 3kW Solar Systems

The PM Surya Ghar Muft Bijli Yojana (2026) makes solar adoption even more affordable. Under this scheme, homeowners can claim financial support based on their system capacity.

• Up to 2kW: ₹60,000 subsidy
• Up to 3kW: ₹78,000 subsidy (maximum limit)

For homeowners researching the price for 3kW solar power system, this subsidy can significantly reduce the overall installation cost. For example, if the total project cost is ₹1.8 lakh, the effective amount payable could be reduced to around ₹1.02 lakh after subsidy benefits. This lowers the upfront investment and improves the long-term return from rooftop solar.

👉 Learn more about solar rooftop subsidy programs on Our Latest Articles

Documents Required for 3kW Solar Subsidy

To claim the Government Subsidy for 3kW Solar System, homeowners usually need:

• Aadhaar Card
• Electricity Bill
• Bank Passbook
• Rooftop Ownership Proof
• Passport Size Photograph

4. Benefits of Installing a 3kW Solar System

Switching to solar energy offers multiple advantages:

✅ Save on Electricity Bills: You can drastically cut your monthly expenses.
✅ Get Government Support: Enjoy central and state-level subsidies.
✅ Protect the Environment: Solar energy is clean and renewable.
✅ Low Maintenance: Once installed, systems need very little upkeep.
✅ Gain Energy Independence: You’ll rely less on the grid and more on your own power source.

Furthermore, using solar energy increases your home’s resale value and boosts your contribution to India’s renewable energy goals.

Best Solar Panel Brands for 3kW Solar System

If you’re planning to install a 3kW solar system, these brands are among the most popular in India:

• Adani Solar
• Tata Power Solar
• Waaree Solar
• Vikram Solar
• RenewSys

5. ROI and Savings from a 3kW Solar Panel

A 3kW system generates roughly 4,500–5,000 units per year, helping you save ₹20,000–₹25,000 annually. In just 4–5 years, your system pays for itself. After that, you’ll enjoy free electricity for more than 20 years.

Additionally, the system’s durability ensures consistent performance with minimal maintenance. Therefore, investing in solar panels is both a smart financial and environmental decision.

Electricity Bill	Monthly Saving
₹2500	₹1800–₹2200
₹3000	₹2200–₹2600
₹4000	₹2800–₹3500

6. Frequently Asked Questions (FAQs)

1. What is the 3kW solar panel price in India with subsidy?

The 3kW solar panel price in India with subsidy typically ranges between ₹90,000 and ₹1,10,000 for an on-grid system, depending on the solar panel brand, inverter, installation charges, and state-wise government subsidy. The final price may vary based on your location and system specifications.

2. How much government subsidy is available for a 3kW solar system?

Under the PM Surya Ghar Muft Bijli Yojana, eligible homeowners can receive up to ₹78,000 as a central government subsidy for a 3kW rooftop solar system. The subsidy amount is subject to the latest government guidelines and eligibility criteria.

3. Is a 3kW solar system enough for a home?

Yes. A 3kW solar system is suitable for homes that consume around 300–400 electricity units per month. It is generally ideal for 2BHK and 3BHK houses with 3–5 family members and can power lights, fans, refrigerators, televisions, washing machines, and other essential appliances.

4. How many ACs can run on a 3kW solar system?

A 3kW solar system can typically support one 1.5-ton inverter AC along with other household appliances during daylight hours, depending on electricity generation and overall power consumption. Actual performance may vary based on weather conditions and appliance usage.

5. How much rooftop space is required for a 3kW solar system?

A 3kW rooftop solar system generally requires around 250–300 square feet of shadow-free rooftop space. Proper panel orientation and sunlight exposure help maximize electricity generation.

6. Which is the best solar panel brand for a 3kW solar system?

Some of the most trusted solar panel brands in India include Adani Solar, Tata Power Solar, Waaree, Vikram Solar, and RenewSys. The best brand depends on your budget, efficiency requirements, warranty, and installation preferences.

7. What is the monthly saving from a 3kW solar system?

A 3kW solar system can help save approximately ₹2,000–₹3,000 per month on electricity bills, depending on your energy consumption, local electricity tariff, and available sunlight.

8. What is the lifespan of a 3kW solar system?

Most 3kW solar panels have a lifespan of 25–30 years with proper maintenance. Inverters usually last 8–12 years and may need replacement during the system’s lifetime.

9. Can I install a 3kW solar system without a subsidy?

Yes. You can install a 3kW solar system without claiming the government subsidy. However, applying for the subsidy can significantly reduce the initial installation cost and improve your return on investment.

10. How can I get the best 3kW solar panel price in India?

To get the best 3kW solar panel price in India, compare solar panel brands, choose an experienced installer, check subsidy eligibility, and request multiple quotations. At Thermosun, we provide customized solar solutions, professional installation, and assistance with the government subsidy process.

7. Conclusion

Installing a 3kW solar system is one of the smartest financial and environmental decisions you can make today. With government subsidies, low maintenance costs, and long-term savings, solar energy is not just a choice — it’s the future.

Looking for the best 3kW solar panel price in India with subsidy? Contact Thermosun today for a FREE site survey, customized quotation, and professional installation anywhere in Delhi NCR.