If you are thinking of installing a 3kW Solar Panel System for your home, then you are thinking very well because it is an excellent long-term investment. In view of the rising electricity prices and frequent power-cuts and government solar subsidy, the demand for 3kW systems in India has been increasing rapidly. But the biggest question of people is that what is solar and what does it do? Is there any benefit in installing it or is there no harm in installing it? So we will end the confusion of all these things in this article because in this article we will talk about 3kW solar panel system in complete details, so let us know about it.
What is the price of 3kW solar panel system?
3kW solar panel system is a rooftop solar system which generates electricity by taking light from the sun and fulfills the electricity needs of a small house or office. “3kW” means that it can generate maximum power up to 3 kilowatts (3000 watts)
If we understand it in simple language, it has been made so that it is good for those houses which do not consume much electricity but get a good amount of electricity in a month.
How does a 3kW Solar Panel System work
- Solar Panels -Rooftop panels convert sunlight into electricity
- Inverter– Converts DC electricity to AC
- Distribution Board– It supplies electricity to home appliances
- Net Meter-sends excess electricity to the grid
It generates electricity generated from sunlight during the day, which is used directly in your house, and the extra electricity goes into the grid.
Is this the right capacity for the house?
In this article, we will give complete information about the price, types, subsidy, installation details, maintenance and monthly savings of 3kW solar system based on real-world data so that you can take the right decision.।
What is Solar Panel for Home 3kW Price in India 2025
The price of 3kW Solar System in India ranges from approximately ₹ 1,65,000 to ₹ 2,70,000. This price depends on different factors, such as:
- Solar panel type (Mono PERC / Polycrystalline)
- On-grid or Off-grid system
- quality of inverter
- Battery backup included or not
- Installation & wiring cost
- State subsidy availability
✔ Quick Price Summary
| Solar System Type | Approx Price (Without Subsidy) |
|---|---|
| On-Grid 3kW Solar System | ₹1,60,000 – ₹1,85,000 |
| Off-Grid 3kW Solar System | ₹2,20,000 – ₹2,60,000 |
| Hybrid 3kW Solar System | ₹2,40,000 – ₹2,75,000 |
What will you get from a 3kW Solar System?
A 3kW solar system is best for a normal home as it can meet approximately 60–70% of the electricity needs of your home.
What can you run:
- 5–6 Fans
- 10–12 LED Lights
- 1 Refrigerator
- 1 Washing Machine
- 1 LED TV
- Mobile/Laptop Charging
- small kitchen appliances
If you want to run AC, then you will have to take high battery backup in off-grid or hybrid system, only then you can use AC.
What is the difference between On-Grid, Off-Grid and Hybrid?
1. On-Grid Solar System
If you install On-Grid Solar System, it will be the cheapest for you and you also get subsidy so that you can save your money and what are its benefits like?
- remains connected to the Grid
- No battery needed
- Electricity units are adjusted directly from the bill.
- Most popular for home use
Best for: Houses where electricity is cut
2. Off-Grid Solar System (Battery based system)
- Perfect for power-cut areas
- Provides battery backup
- Price a little higher
Best for: Off-Grid Solar System is best for villages and small towns where there is a lot of electricity.
3. Hybrid Solar System (Grid Battery both)
- best combination of both worlds
- Price is the highest
- High efficiency + 24×7 backup
Best for: Long-term premium solution
How to save monthly electricity from 3kW Solar System
A 3kW system generates approximately 360–420 units/month. If the electricity rate in your area is ₹7–₹10/per unit, your monthly savings can be up to ₹2,500–₹3,500.
- Annual savings: ₹30,000 – ₹42,000
- Payback time: 4–5 साल
Government Subsidy on 3kW Solar Panel (2025)
The Government of India and State Governments give you subsidy on installing solar. Due to which you have to pay a lot of money for going solar. If you get heavy subsidy on 3kW system under PM Surya Ghar Yojana, your final price gets reduced considerably. Subsidy may change slightly from state-to-state, but the average remains the same. Not much difference is seen.
| System Capacity | Approx Subsidy |
|---|---|
| Up to 2 kW | ₹30,000 – ₹35,000 |
| 2kW – 3kW | ₹60,000 – ₹78,000 |
Installation & Space Requirement
To install a 3kW solar system, approximately 250–300 sq. ft space required.
Best direction: South-facing roof
Installation time: 1–2 days
What is the maintenance cost?
Solar panel maintenance is quite low:
- Cleaning has to be done with water 1–2 times a month.
- Battery replacement every 5–7 years (if off-grid)
- Inverter maintenance minimal
Annual maintenance cost: ₹1,000 – ₹2,000
Some things to keep in mind before buying 3kW Solar Panel System
- What is the electricity consumption of your house?
- Is there proper shadow-free space on your roof?
- Want on-grid or off-grid?
- Check subsidy eligibility
- Give priority to branded panels and inverter
Conclusion
If 2 to 5 people live in your house and your monthly electricity consumption is quite high, then 3kW Solar System will be perfect for you. This will not only reduce electricity bills but will also give you financial freedom in the long term.
The range of Solar Panel for Home 3kW Price in India depends on your need, location and system type, but by choosing the right system you can enjoy tension-free electricity for many years.