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

With rising electricity tariffs and improved government support, a 3kW solar panel system has become one of the most popular choices for Indian homes in 2026. It is ideal for small to mid-sized households and offers a perfect balance of cost, savings, and sustainability.

In this blog, we’ll cover the 3kW solar panel price in India, subsidy benefits, installation

cost, power generation, and whether it’s the right choice for your home.

What Is a 3kW Solar Panel System?

A 3kW solar panel system typically consists of:

• 5-6 solar panels (580-610 kW each)
• Solar inverter (string)
• Mounting structure
• DC C AC cables
• Net meter and protection devices

It is best suited for homes with a monthly electricity consumption of 300–450 units.

3 kW Solar System Price in India (2026)

Without Subsidy

The 3kW solar system price in India without subsidy generally ranges between:

₹1,80,000 – ₹2,20,000

Price depends on:

• Solar panel brand
• Inverter type
• Mounting structure
• City and installation complexity

3 kW Solar Panel Price with Subsidy (2026)

Under the MNRE Rooftop Solar Subsidy Scheme, residential customers are eligible for a government subsidy.

3 kW

₹78,000

Final Price After Subsidy

₹1,10,000 – ₹1,45,000

Subsidy is available only for residential rooftop solar and not for commercial or industrial installations.

Electricity Generation from a 3kW Solar Panel System

A 3kW solar panel system generates approximately:

• 12–15 units/day
• 360–450 units/month
• 4,300–5,400 units/year

Actual generation depends on:

• Location
• Sunlight hours
• Panel orientation
• Maintenance

Monthly s Yearly Savings

With an average electricity tariff of ₹7/unit:

• Monthly savings: ₹2,500 – ₹3,200
• Annual savings: ₹30,000 – ₹38,000

Over 25 years, total savings can exceed ₹8–10 lakhs.

Payback Period for 3 kW Solar Panel

With subsidy applied:

Payback period: 3–4 years

Without subsidy:

Payback period: 4–5 years

After payback, electricity is practically free for 20+ years.

Types of 3kW Solar Systems

1.  On-Grid (Most Popular)

• Connected to the electricity grid
• Net metering available
• Eligible for subsidy
• No battery required

2.  Off-Grid

• Includes batteries
• Works during power cuts
• No subsidy available
• Higher cost

3.  Hybrid

• Grid + battery backup
• Smart energy management
• Limited subsidy options

Is a 3kW Solar Panel Enough for Your Home?

A 3kW solar system is ideal if you use:

• 2–3 ACs
• Refrigerator
• Washing machine
• TV, fans, lights
• Kitchen appliances

For higher consumption, consider 5 kW or above.

Why Install a 3kW Solar Panel System in 2026?

• Rising electricity costs
• Attractive government subsidy
• Quick ROI
• Low maintenance
• Increases property value
• Environment-friendly power

Conclusion

A 3kW solar panel system with subsidy is one of the smartest investments for Indian homeowners in 2026. With affordable pricing, strong government support, and long-term savings, it offers energy independence and peace of mind.

If you’re planning to go solar, choosing the right installer and quality components makes all the difference.