5kW Solar System: Price, Features and Specifications

The 5kW solar system price in India typically ranges from Rs. 2,00,000 to Rs. 3,00,000, while eligible residential installations can receive a subsidy of up to Rs. 78,000 under PM Surya Ghar Yojana.

• System cost: Prices vary with panel technology, inverter type, mounting structure, installation, and location.
• Subsidy benefit: Eligible households can reduce the upfront cost through the Rs. 78,000 central subsidy.
• Power generation: A 5 kW system can generate around 20–25 units of electricity per day under suitable sunlight conditions.
• Roof space: Installation generally requires around 45–50 sq. m of shadow-free rooftop area.
• Suitable for: A 5 kW system can meet substantial electricity requirements for larger homes and small businesses.

With Solar Finance, you can spread the installation cost into manageable EMIs, with financing access across 1.5 lakh+ partner stores in 4,000+ cities.

A 5kW solar system is one of the most popular rooftop solar choices for medium to large Indian households, generating approximately 20 to 25 units of electricity per day under standard sunlight conditions. Supported by the Jawaharlal Nehru National Solar Mission, a 5kW system suits households consuming 400 to 600 units per month and supports a full range of household appliances including air conditioners, refrigerators, geysers and lights. It delivers significant monthly electricity bill savings, qualifies for government subsidy under PM Surya Ghar Yojana and pays back its cost within five to six years.

Understanding the different 5kW solar system types can help you choose an option based on your electricity use, power cuts, grid connection, and budget. Each configuration works differently for Indian homes.

• On-grid 5kW solar system: This system connects directly to the electricity grid and works with your DISCOM supply. Extra electricity generated during the day can be sent to the grid through net metering, subject to local rules. However, an on-grid system normally shuts down during power cuts for safety.
• Off-grid 5kW solar system: This system works independently of the grid and stores solar power in batteries for use at night or during outages. It suits areas with frequent power cuts or unreliable grid supply. The battery bank increases the overall system cost, and off-grid systems are not covered under the PM Surya Ghar subsidy.
• Hybrid 5kW solar system: A hybrid system combines grid connectivity with battery backup. It can support net metering where applicable while storing electricity for use during power cuts. It suits households that want both grid connectivity and backup power.
• Bifacial 5kW solar system: This setup uses bifacial panels that can capture sunlight from both sides. The rear surface uses reflected light from the roof or surrounding surfaces, which can increase energy generation under suitable installation conditions.

A 5kW solar system combines solar panels, an inverter, mounting equipment, and other components to generate electricity for everyday household use. Its performance depends on panel wattage, efficiency, installation conditions, and the equipment selected.

Features

• Generates 20–25 units daily: A 5kW solar system can generate around 20 to 25 units of electricity per day under suitable sunlight conditions. Actual output varies with location, weather, shading, panel orientation, and system efficiency.
• Uses multiple solar panels: The number of panels depends on their individual wattage. Higher-wattage panels can reduce the number of modules and roof space needed to reach a total capacity of 5kW.
• Includes a 5kW solar inverter: The inverter converts DC electricity generated by the panels into AC electricity for household use. On-grid and hybrid systems use different inverter configurations.
• Approved panels for subsidy: Systems seeking benefits under PM Surya Ghar Muft Bijli Yojana must meet the applicable government requirements. Check panel and vendor eligibility before installation.
• Long panel warranties: Many established manufacturers offer performance warranties of around 25 years, although the guaranteed output and warranty conditions vary by manufacturer.
• System and installation warranty: Installers may provide separate warranties for the inverter, mounting structure, wiring, and workmanship. Always check the exact coverage and duration before installation.

Specifications

A 5kW solar system can generate around 20 to 25 units of electricity per day under suitable conditions. Knowing its expected daily, monthly, and annual output can help you compare it with your household electricity consumption and estimate potential savings.

Actual generation and savings can vary with sunlight, location, panel orientation, shading, electricity tariffs, system efficiency, and household consumption.

Luminous offers the most affordable 5kW system at Rs. 1,90,000, while other 5kW solar systems can cost up to Rs. 2,90,000 before subsidy, depending on the panel technology, components, installer, and configuration.

Updated: (September 2026)

*Disclaimer: Price after subsidy assumes eligibility for the Rs. 78,000 central subsidy under PM Surya Ghar Muft Bijli Yojana. Actual prices, subsidy eligibility, panel specifications, warranty coverage, installation charges, and final system cost can vary by model, vendor, location, and system configuration.

Installing a 5kW solar system follows a structured process, from checking your rooftop to connecting the system to the grid. Knowing these steps can help you prepare the required documents and understand what happens during installation.

• Site survey and system design: An installer checks your rooftop area, structural condition, shading, orientation, and electricity connection. These details help determine the panel layout, inverter capacity, and mounting structure.
• PM Surya Ghar registration: Register on the PM Surya Ghar Yojana portal using your electricity consumer number, DISCOM details, and other required information. Apply for rooftop solar and obtain feasibility approval before proceeding.
• DISCOM feasibility approval: Your DISCOM checks whether the proposed 5kW rooftop solar system can be connected to the local electricity grid.
• Solar system installation: After approval, select an eligible vendor and install the approved solar panels, inverter, mounting structure, cables, and other required components.
• Metering and grid connection: After installation, the required metering process is completed according to DISCOM rules. This enables eligible surplus solar electricity to be exported to the grid.
• Subsidy disbursement: Once installation and the required verification are completed, submit the necessary details through the PM Surya Ghar process. Eligible residential systems of 3kW and above can receive a central subsidy of up to Rs. 78,000, which is transferred to the eligible applicant according to scheme guidelines.

A 5kW solar system needs regular cleaning, basic monitoring, and an annual professional inspection to maintain efficient and reliable performance.

• Clean every 1–2 months: Remove dust, leaves, and bird droppings with water and a soft cloth or brush.
• Avoid peak sunlight: Clean panels early morning or evening. Cold water on hot panels can create thermal stress.
• Monitor power generation: Check the inverter or monitoring app regularly for unusual drops in output or system alerts.
• Inspect cables and mounting: Look for loose wiring, corrosion, damage, or movement in the mounting structure.
• Schedule an annual inspection: Have a solar professional check the panels, inverter, wiring, connections, and mounting system once a year.

A professional annual check may cost around Rs. 1,500–Rs. 3,000, depending on the installer, location, and services included.

A 5kW on-grid solar system generally offers the best ROI for grid-connected Indian homes, with estimated annual savings of Rs. 42,000–Rs. 66,000 and a payback period of around 4–6 years.

Trade-off: On-grid gives the best ROI for grid-connected urban homes. Off-grid can offer greater practical value in areas with more than 6 hours of daily outages, despite its higher upfront battery cost. For households seeking the best ROI solar system in India, on-grid is usually the stronger financial choice where grid supply and net metering are available.

Figures are estimates. Actual subsidy eligibility, savings, battery replacement costs, tariffs, generation, and payback vary by location and system configuration.

A 5kW solar system price in urban areas can be higher because of labour charges, DISCOM requirements, structural work, and higher logistics costs. Installation expenses in metro cities may be Rs. 15,000–Rs. 40,000 higher than in Tier 2 towns.

• Labour: Higher wages and complex rooftop access can increase installation charges.
• DISCOM permissions: Application, metering, and compliance requirements can add time and associated costs.
• Structural reinforcement: Older buildings may need roof strengthening or customised mounting structures before installation.
• Land and logistics: Higher transport, storage, parking, and handling costs can raise the overall project price.

When comparing rooftop solar cost in a city vs town in India, request an itemised quote covering equipment, installation, structural work, and grid-connection expenses before choosing an installer.

You can reduce the cost of a 5kW solar installation by claiming the available government subsidy, comparing installer quotes, and choosing a financing tenure that fits your budget.

1. Claim the subsidy: Eligible residential systems can receive up to Rs. 78,000 under PM Surya Ghar Yojana.
2. Compare quotes: Get itemised estimates from multiple empanelled installers before deciding.
3. Choose the right panels: Compare panel efficiency, warranty, and price instead of paying for features you may not need.
4. Avoid unnecessary upgrades: Add batteries or premium mounting structures only when your home requires them.
5. Plan financing carefully: Check loan eligibility, interest charges, processing fees, and repayment terms before applying.

With a Solar Finance from Bajaj Finance, eligible customers with a minimum CIBIL score of 650 can choose a 3–60 month tenure. A shorter tenure means higher monthly EMIs but can reduce the total interest paid.

Bajaj Finance offers Solar Finance to help you manage the upfront cost of solar panels and complete solar systems at over 1.5 lakh partner stores across 4,000 cities in India.

How to choose? Solar Finance can help you spread the cost of your solar system into manageable monthly instalments instead of paying the entire amount upfront. Choose a repayment tenure based on your monthly budget and overall financing cost.

Installing solar panels for your home is easier to manage with Bajaj Finance’s flexible financing options. Follow these steps to plan your solar purchase and spread the cost into convenient instalments:

• Explore solar panel options: Compare solar panels and systems based on capacity, panel technology, efficiency, power generation, warranty, and installation requirements to find the right setup for your home.
• Visit a partner store: Once you shortlist a solar system, visit one of Bajaj Finance’s 1.5 lakh partner stores across 4,000 cities in India. Compare available options and understand the installation and financing requirements. 
• Choose the Solar Finance option: Select the Solar Finance option to finance your solar panel purchase and installation. Choose a suitable repayment tenure and split the cost into manageable monthly instalments.
• Check your loan eligibility online: Check your Solar Finance eligibility online before making a purchase. Enter your mobile number and OTP to view your eligible loan amount and plan your budget accordingly.
• Complete your solar purchase: Finalise your solar system, complete the required documentation, and use the approved financing amount to manage the upfront cost of your solar installation.