Construction3 min readJul 2026By Balaji Builds

Solar Panel Installation in India 2026 – Cost, PM Surya Ghar Subsidy & ROI

Get up to ₹78,000 subsidy for 3kW solar panel installation. Learn about sizing, brands, and payback period for rooftop solar in India

Solar Panel Installation in India 2026 – Cost, PM Surya Ghar Subsidy & ROI

Solar panel installation in India has become increasingly popular due to the government's initiatives to promote renewable energy. The PM Surya Ghar Muft Bijli Yojana offers a subsidy of up to ₹78,000 for 3kW solar panel installation. In this article, we will discuss the cost, subsidy, and ROI of solar panel installation in India.

Sizing Your Solar Panel System

To determine the size of your solar panel system, you need to consider the amount of energy you want to generate. A general rule of thumb is to install 1kW of solar panels per 150 sqft of roof area. For a typical 1,000 sq ft house, you would need a 6-7 kW solar panel system.

Cost of Solar Panel Installation in India

The cost of solar panel installation in India varies depending on the brand, quality, and size of the system. The cost of a 1kW solar panel system can range from ₹45,000 to ₹65,000 after subsidy. Here is a detailed cost-breakdown for a typical 1,000 sq ft house:

Component Quantity Cost (₹)
Solar Panels (6-7 kW) 6-7 kW 2,70,000 - 3,15,000
Inverter 1 30,000 - 50,000
Mouting Structure 1 20,000 - 30,000
Wiring and Connectors 1 10,000 - 20,000
Labor 1 20,000 - 30,000
Total 3,50,000 - 4,45,000

Hidden and Additional Costs

There are several hidden and additional costs associated with solar panel installation in India. These include:

  • Approvals and permits from the local municipal authority, such as the Bruhat Bengaluru Mahanagara Palike (BBMP) in Karnataka
  • Soil testing to ensure the roof can support the weight of the solar panels
  • Boundary or compound wall to secure the solar panel system
  • Water and electricity connections to the inverter and other components
  • Overhead tank or sump to store excess energy generated by the solar panels
  • Finishing and fittings, such as painting and wiring, to complete the installation

Subsidy Application Process and Net Metering

To apply for the PM Surya Ghar subsidy, you need to submit an application to the Ministry of New and Renewable Energy (MNRE) through the State Nodal Agency (SNA). You will need to provide documents such as proof of identity, proof of address, and proof of income. Net metering is a process that allows you to sell excess energy generated by your solar panels back to the grid. The DISCOM (Distribution Company) in your state will install a net meter to measure the energy generated and consumed.

The Southern states, including Karnataka, Andhra Pradesh, and Tamil Nadu, have the best irradiance in India, making them ideal for solar panel installation. The payback period for solar panel installation in India is around 6-8 years, depending on the cost of the system and the amount of energy generated.

If you are planning to install solar panels in your home or office, we recommend checking the Balaji Builds website for a detailed estimate and to learn more about the process. With the right guidance and support, you can make the most of the PM Surya Ghar subsidy and enjoy the benefits of renewable energy.

Frequently Asked Questions

What is the PM Surya Ghar Muft Bijli Yojana?

The PM Surya Ghar Muft Bijli Yojana is a government scheme that offers a subsidy of up to ₹78,000 for 3kW solar panel installation. The scheme aims to promote the use of renewable energy and reduce the dependence on fossil fuels. The subsidy is available for residential, commercial, and industrial buildings.

How do I apply for the PM Surya Ghar subsidy?

To apply for the PM Surya Ghar subsidy, you need to submit an application to the Ministry of New and Renewable Energy (MNRE) through the State Nodal Agency (SNA). You will need to provide documents such as proof of identity, proof of address, and proof of income. You can download the application form from the MNRE website or contact the SNA in your state for more information.

What is net metering and how does it work?

Net metering is a process that allows you to sell excess energy generated by your solar panels back to the grid. The DISCOM (Distribution Company) in your state will install a net meter to measure the energy generated and consumed. The excess energy generated will be sold back to the grid at a predetermined rate, and the amount will be adjusted in your electricity bill.

What are the best brands for solar panels in India?

Some of the best brands for solar panels in India include Luminous, Vikram, and Waaree. These brands offer high-quality solar panels with a warranty of up to 25 years. It is recommended to do your research and compare the prices and features of different brands before making a purchase.

What is the payback period for solar panel installation in India?

The payback period for solar panel installation in India is around 6-8 years, depending on the cost of the system and the amount of energy generated. The payback period can vary depending on the location, with the Southern states having the best irradiance and therefore a shorter payback period.

Find Verified Professionals on Balaji Builds