3kW Solar System in India: Price, Subsidy, Generation & Savings (2026)
3kW Solar System in India: Price, Subsidy, Generation & Savings (2026)
A 3kW rooftop solar system is one of the most popular choices for Indian households. It is ideal for families with moderate electricity consumption and can power essential appliances such as fans, lights, televisions, refrigerators, washing machines, and even one or two air conditioners.
With the Government of India's PM Surya Ghar: Muft Bijli Yojana, installing a 3kW solar system has become more affordable than ever.
Who Should Install a 3kW Solar System?
A 3kW system is suitable for:
Homes with monthly electricity bills between ₹2,500 and ₹5,000.
Families consuming approximately 300–450 units of electricity per month.
Independent houses with 250–300 sq. ft. of shadow-free rooftop space.
3kW Solar System Price in India (2026)
The cost of a 3kW rooftop solar system depends on the panel type, inverter brand, and installation charges.
Type Estimated Price
On-Grid Solar System ₹1.80–₹2.20 Lakhs
Hybrid Solar System ₹2.50–₹3.20 Lakhs
Off-Grid Solar System ₹2.80–₹3.50 Lakhs
Prices may vary depending on your city, installer, and component selection.
PM Surya Ghar Subsidy for 3kW
Under the PM Surya Ghar: Muft Bijli Yojana, residential consumers are eligible for central government subsidies.
System Size Estimated Subsidy
1kW Up to ₹30,000
2kW Up to ₹60,000
3kW Up to ₹78,000
After applying the subsidy, the effective cost of a 3kW on-grid system becomes significantly lower, making solar a highly attractive investment.
Electricity Generation
A 3kW solar system in India typically generates:
Daily: 12–15 units
Monthly: 360–450 units
Yearly: 4,300–5,400 units
Generation varies depending on location, weather conditions, panel efficiency, and maintenance.
Estimated Savings
If your electricity tariff is ₹8 per unit, a 3kW system can save:
Monthly Savings: ₹2,800–₹3,600
Annual Savings: ₹34,000–₹43,000
Lifetime Savings (25 Years): More than ₹8 Lakhs
Space Requirement
For installation, you'll need approximately:
250–300 square feet of rooftop space
South-facing or unobstructed roof area for optimal performance
Appliances Supported by a 3kW System
A 3kW system can comfortably run:
LED lights
Ceiling fans
Refrigerator
Television
Washing machine
Water pump
Laptop and mobile chargers
One to two inverter ACs (depending on usage)
Why Choose Arbit Energy?
At Arbit Energy, we make it easy to find trusted solar dealers and installers in your city. You can:
Compare solar merchants.
Calculate your solar requirements.
Learn about the latest subsidies.
Connect with verified installation partners.
Whether you're in Delhi, Noida, Ghaziabad, or any other city in India, Arbit Energy helps you make informed solar decisions.
Final Thoughts
A 3kW solar system is an excellent investment for homeowners looking to reduce electricity bills and embrace clean energy. With government subsidies, low maintenance, and a lifespan of over 25 years, it offers outstanding value.
If your household consumes around 400 units of electricity each month, a 3kW rooftop solar system could be the perfect fit.
Start your solar journey with Arbit Energy and discover the best solar dealers near you today.