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Simplified Solar Journey for you

1

Free Visit & Design for Maximum Power

Our team visits your home to check your rooftop and take measurements, so your solar system is designed for maximum power generation.

2

Free 3D Solar Design

We share a personalised 3D design of your rooftop solar, so you can see exactly how it will look on your home and approve it with confidence.

3

We Install & Handle the Subsidy

Our experts install your solar system and take care of all government paperwork, including the subsidy—no follow-ups needed from you.

4

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Your system is switched on, savings begin, and we handle regular maintenance to ensure smooth performance year after year.

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Why Families Across India Trust SolarSquare

Guaranteed Savings

The only solar company in India with a money-back promise.

Hassle-free Process

Installation, subsidy and service — all handled directly by us. Zero middlemen.

Storm-proof Structure

WindPro Mount™ tested for 170 kmph storms — built for India’s toughest weather. Approved by IIT Bombay.

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Regular proactive maintenance for steady, year-after-year performance.

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Frequently Asked Questions

If you are dealing with high electricity bills, tapping into solar power is your best way to bring them down. Apart from the rising cost of electricity, solar power also helps you reduce dependency on the grid and reduce your carbon footprint.

We offer solar solutions for homes of all sizes. However, we’ve found that the overall investment into a solar system works out best economically for homes with electricity bills starting at ₹1,500.

Most homeowners cut their electricity bills by 80–90% from Day 1. And with rising tariffs, your savings only keep growing every year.

We handle everything for you end-to-end: design, installation, subsidy paperwork, financing, and even offer you 5-year free maintenance. We are a no middlemen service. We are also India’s only solar company to offer Guaranteed Savings with a money-back promise.

Not to worry. Once you share your details with us, you get a free home visit from our solar consultant who will evaluate your space and power needs and give you a free personalised 3D rooftop solar design for your home. You only need to proceed if you are happy with the offered solution.

No. With flexible EMIs starting low, you can go solar without any initial investment. The government subsidy pays for your down payment and bill savings often cover the EMI.

We understand you may be apprehensive about the paperwork, but we manage the whole thing for you. You won’t have to lift a finger.

Once we have visited your home and you’ve approved the 3D rooftop solar design, the installation is done in 1 day – based on your availability, the space and weather conditions.

A high-quality rooftop solar system lasts 25 years or more. The panels keep generating clean power for decades, and with SolarSquare’s 5-year free maintenance and performance checks, your system stays in top shape throughout its life.

Not necessarily. Panels are only one part of the system. Your long-term savings depend on system design, strong mounting structure, and regular maintenance. If any of these are weak, your generation (and savings) will drop over time.

With SolarSquare’s professionally engineered system and regular maintenance, you’ll enjoy consistent, high savings for 25+ years.

We have an app that’s connected to your system, where you can monitor your power generation in real time and get 100% visibility on your savings.

In the News

Forbes 12 Dec, 2024

How SolarSquare has a chance to become a home energy brand in India?

Installing household solar panels in India offers significant savings over 25 years because, when sized based on your home’s annual energy consumption, a rooftop solar system reduces electricity bills to zero or near zero. All the money you would spend on paying hefty electricity bills will now be saved. When compounded over 25 years, the operational life of a house solar system, the savings are in tens of lakhs of rupees. 

Here’s a simple example calculation of the cost of solar power for homes from a 3 kW solar system and the savings it will offer:

  • Price of solar power for homes in Pune from a 3 kW solar system with subsidy: ~Rs. 1.43 lakh* 
  • Savings from a 3 kW solar panel on rooftop for homes in Pune with SolarSquare: ~Rs. 16.11 lakh*
  • Return on investment (ROI): ~11.8x

*Please note that the prices are subject to change: The above-mentioned cost of household solar panels for a 3 kW on-grid solar system in Pune with subsidy is indicative as of 25th April 2026 for the SolarSquare Blue 6ft variant. The final cost of installing rooftop solar for households in Pune depends on your DISCOM charges, product variant opted for, panel type, inverter type, mounting structure height, type of after-sales service, savings guarantee, roof height, etc. Prices are subject to change. Also, while calculating savings from residential solar power systems in Pune, we have considered an annual tariff escalation of 3% and an annual plant degradation rate of 1%. The actual final savings from solar power panels for homes depend on the types of solar panels you’ve installed and their efficiency, the intensity of sunlight your rooftop receives, the orientation of the panels and tilt angle, the pollution level and weather conditions in your city, the temperature, shadow on the roof, impact of dirt/dust, and how well you maintain your panels after installation.

Choosing the right solar installation company makes a significant impact on whether or not you get all the monetary benefits of using solar energy for homes. Because a residential solar power system on homes can last for 25+ years when maintained throughout its operational life, you must choose an installation company that can last for so long into the future. And the best way to zero in on such companies is by looking at their installation history. 

Chances are high that a company that has successfully installed rooftop solar across India for decades will continue to do so for decades to come. SolarSquare, for instance, is the #1 home solar installation company in terms of the number of installations, as listed on the PM Surya Ghar Muft Bijli Yojana National Portal. As of 25th April 2026, we’ve installed 150 MW+ (1,50,000 kWp) solar capacity across 40,000+ homes in India.

Read on to discover the cost of installing sun panels for homes in India with and without a subsidy, the benefits of using solar electricity for homes, the amount of solar subsidy you can receive as a homeowner, how to install rooftop solar at homes, and the multiple services and solar products for homes that SolarSquare offers, making us the best home solar company in India.

What’s the Cost of Household Solar Panels in India with and without a Subsidy?

The house solar panel cost in India, for on-grid roof solar panels without subsidy, varies by city. For instance, a 2 kW solar system that costs ~Rs. 1.75 lakh* in Ahmedabad will cost ~Rs. 1.80 lakh* in Lucknow and Pune, and ~Rs. 2.10 lakh* in Bangalore. 

However, for most homeowners, the cost of solar power for a house is much lower, thanks to the PM Surya Ghar Muft Bijli Yojana, which subsidizes the final solar panel installation cost substantially. 

Before we explain how much subsidy you can get on a solar plate for homes, let’s check out the estimated solar panel price for homes in India in 2026 without subsidy:

Solar System Size

Cost of Solar Panels for Homes in India without Subsidy (Starting Price – Indicative for Base Variant) as of 25th April 2026*

2 kW solar system

Ranges between ~Rs. 1.80 lakh in Ahmedabad to ~Rs. 1.85 lakh in Lucknow and Pune, and ~Rs. 2.15 lakh in Bangalore

3 kW solar system

Ranges between ~Rs. 2.10 lakh in Ahmedabad to ~Rs. 2.15 lakh in Lucknow, ~Rs. 2.20 lakh in Pune, and ~Rs. 2.50 lakh in Bangalore

4 kW solar system

Ranges between ~Rs. 2.55 lakh in Ahmedabad to ~Rs. 2.70 lakh in Lucknow, ~Rs. 2.65 lakh in Pune, and ~Rs. 2.95 lakh in Bangalore

5 kW solar system

Ranges between ~Rs. 3.15 lakh in Ahmedabad to ~Rs. 3.30 lakh in Lucknow, ~Rs. 3.20 lakh in Pune, and ~Rs. 3.85 lakh in Bangalore

10 kW solar system

Ranges between ~Rs. 5.85 lakh in Ahmedabad to ~Rs. 5.80 lakh in Lucknow and Pune, and ~Rs. 6.50 lakh in Bangalore

*Please note that prices are subject to change without prior notice. The cost of installing a solar panel for homes for on-grid solar systems without subsidy listed in the section above is indicative as of 25th April 2026 for SolarSquare Blue 6ft variant. The final house solar panel price in India depends on your city, DISCOM charges, product variant opted for, panel type, inverter type, mounting structure height, type of after-sales service, savings guarantee, roof height, etc. Also, prices are subject to change without prior notice.

What’s the Solar Subsidy in India for Grid-Tied Solar Systems?

The central government of India offers homeowners nationwide a maximum subsidy of Rs. 78,000 for grid-tied rooftop solar power systems with a capacity of 3 kW or higher under the PM Surya Ghar scheme. In addition to this central subsidy, the Delhi and Uttar Pradesh state governments provide separate state-level subsidies for eligible homeowners within their respective states.

Here are the subsidy breakdown details:

  • PM Surya Ghar solar subsidy in India for 1-2 kW rooftop solar power systems: Rs. 30,000 per kilowatt
  • PM Surya Ghar solar subsidy in India for additional capacity over and above 2 kW up to 3 kW: Rs. 18,000
  • PM Surya Ghar solar subsidy in India for 3 kW or higher capacity: Rs. 78,000
  • State subsidy in Uttar Pradesh for 1-2 kW sun panels on roof: Rs. 15,000/ kW 
  • State subsidy in Uttar Pradesh for systems >=2 kW: Rs. 30,000
  • State subsidy in Delhi for residential rooftop solar panels: Rs. 10,000/ kW. The maximum state subsidy is capped at Rs. 30,000 in Delhi.

Here’s a simplified table that takes you through the total solar subsidy you can receive:

Solar System Size

Solar Subsidy in All States Except UP and Delhi

Total Solar Subsidy in UP

Total Solar Subsidy in Delhi

1 kWp

Rs. 30,000

Rs. 30,000 + Rs. 15,000 = Rs. 45,000

Rs. 30,000 + Rs. 10,000 = Rs. 40,000

2 kWp

Rs. 60,000

Rs. 60,000 + Rs. 30,000 = Rs. 90,000

Rs. 60,000 + Rs. 20,000 = Rs. 80,000

3 kWp

Rs. 78,000

Rs. 78,000 + Rs. 30,000 = Rs. 1.08 lakh

Rs. 78,000 + Rs. 30,000 = Rs. 1.08 lakh

4 kWp

Rs. 78,000

Rs. 78,000 + Rs. 30,000 = Rs. 1.08 lakh

Rs. 78,000 + Rs. 30,000 = Rs. 1.08 lakh

5 kWp

Rs. 78,000

Rs. 78,000 + Rs. 30,000 = Rs. 1.08 lakh

Rs. 78,000 + Rs. 30,000 = Rs. 1.08 lakh

10 kWp

Rs. 78,000

Rs. 78,000 + Rs. 30,000 = Rs. 1.08 lakh

Rs. 78,000 + Rs. 30,000 = Rs. 1.08 lakh

What’s the Price of a Home Solar Panel with Subsidy in 2026?

The cost of household solar panels is significantly reduced for homeowners eligible to receive a subsidy. For example, a 3 kW solar system that costs ~Rs. 2.10 lakh* in Lucknow without subsidy costs just ~Rs. 1.02 lakh* after the PM Surya Ghar and state subsidies.

Let’s explore the final estimated home solar installation cost in India with subsidy in 2026:

Solar System Size

Cost of Solar Energy Systems for Homes with Subsidy (Starting Price – Indicative for Base Variant) as of 25th April 2025*

2 kW solar system

Ranges between ~Rs. 95,000 in Lucknow, ~Rs. 1.20 lakh in Ahmedabad, ~Rs. 1.25 lakh in Pune, and ~Rs. 1.55 lakh in Bangalore

3 kW solar system

Ranges between ~Rs. 1.07 lakh in Lucknow, ~Rs. 1.32 lakh in Ahmedabad, ~Rs. 1.43 lakh in Pune, and ~Rs. 1.72 lakh in Bangalore

4 kW solar system

Ranges between ~Rs. 1.62 lakh in Lucknow, ~Rs. 1.77 lakh in Ahmedabad, ~Rs. 1.87 lakh in Pune, and ~Rs. 2.17 lakh in Bangalore

5 kW solar system

Ranges between ~Rs. 2.22 lakh in Lucknow, ~Rs. 2.37 lakh in Ahmedabad, ~Rs. 2.47 lakh in Pune, and ~Rs. 3.07 lakh in Bangalore

10 kW solar system

Ranges between ~Rs. 4.77 lakh in Lucknow, ~Rs. 4.97 lakh in Ahmedabad, ~Rs. 5.07 lakh in Pune, and ~Rs. 5.77 lakh in Bangalore

*Please note prices are subject to change without prior notice: The price of solar energy systems for homes for on-grid PV systems with subsidy listed in the section above is indicative as of 25th April 2026 for SolarSquare Blue 6ft variant. The final cost of solar for homes depends on your city, DISCOM charges, product variant opted for, panel type, inverter type, mounting structure height, type of after-sales service, savings guarantee, roof height, etc. 

How Long Does it Take to Install Residential Solar Power Systems at Homes in India?

At SolarSquare, the full timeline for installing residential solar power systems, from your first call to a fully commissioned rooftop solar panel system, is 40* to 45 days* for an on-grid residential installation. 

  • The first solar site visit happens within 2 days of your first call. 
  • System design, proposal, and finalization of specifications take another 2 to 3 days. 
  • Once you place the order with us, the physical installation of panels, inverter, and other components is completed in 1 week. 

After that, the file is sent to the local DISCOM for inspection, net meter installation, and final system commissioning, which takes about 1 month and is the longest leg of the timeline because it depends entirely on the utility company. 

This 40 to 45-day window is what we deliver at SolarSquare. Timelines with other installers can run longer, since DISCOM liaisoning, design turnaround, and installation scheduling vary widely across companies.

*Please note: The 40 to 45-day estimate assumes your electricity connection is ready to accept a solar system without any prior corrections. The timeline can extend when the home needs a load enhancement to match the proposed solar capacity, a phase change from single-phase to three-phase supply, a name change on the electricity connection, or any other DISCOM liaisoning to clear pending dues, fix address mismatches, or resolve documentation gaps. Rooftop access constraints, monsoon delays, DISCOM workload in your area, and the time it takes you to finalize design choices can also add days or weeks. We handle liaisoning with the DISCOM end-to-end, but the approval clock rests with the utility. 

Who is Eligible for the PM Surya Ghar Yojana?

As a homeowner in India, you can receive subsidy assistance under the PM Surya Ghar scheme if you meet the eligibility conditions listed below: 

  • You’re an Indian citizen installing a grid-tied house solar system with made-in-India solar panels.
  • You legally own the property/roof where the solar system will be installed.
  • You have an electricity connection in your name with your local DISCOM.
  • You have never received a solar subsidy under any scheme for systems up to 3 kW.

How to Apply for a Solar Subsidy in India?

Indian homeowners must register an account on the PM Surya Ghar Muft Bijli Yojana National portal to receive the subsidy amount straight into their bank accounts. 

You can follow these steps to receive the PM Surya Ghar subsidy for installing residential solar power systems: 

  • Step 1 – Visit the national solar portal: Go to the PM Surya Ghar Muft Bijli Yojana National Portal and choose the option to apply for a rooftop solar system.
  • Step 2 – Register as a consumer: Select your state, district, and electricity distribution company (DISCOM). Enter your electricity consumer number to create your account on the portal.
  • Step 3 – Enter applicant and electricity details: Enter your personal information and provide the details exactly as they appear on your latest electricity bill to begin the application process.
  • Step 4 – Upload documents and bank information: Submit the required documents listed on the portal, enter your bank account details, and upload a cancelled cheque for subsidy credit.
  • Step 5 – Choose a DISCOM-approved solar installer: Select an authorized solar vendor approved by your local DISCOM to carry out the rooftop solar installation at your property.
  • Step 6 – Upload the installer agreement: Once you finalize the installer, upload the signed installation agreement to the portal for verification.
  • Step 7 – Net meter installation: After the solar system is installed, the DISCOM replaces your existing meter with a bi-directional net meter or smart meter to track electricity import and export.
  • Step 8 – System inspection and commissioning: The DISCOM inspects the installation and issues a Solar Commissioning Certificate confirming that the system is live and compliant.
  • Step 9 – Apply for subsidy release: Log back into the portal and upload the commissioning certificate to formally request the release of your eligible solar subsidy.
  • Step 10 – Subsidy credit: Once approved, the sanctioned subsidy amount is transferred directly to your bank account within 30 working days.

Savings and ROI Over 25 Years from Rooftop Solar in India 

One of the biggest benefits of using solar electricity for a house is the significant savings achieved over the system’s 25-year operational life. 

Electricity tariffs in India increase by 3-6% annually, making grid power expensive year after year. When solar energy for a house covers all power requirements, hefty bills are slashed by 90% or more. Most importantly, this is not a one-time benefit. Solar systems produce free electricity for 25 years, making the long-term solar energy cost for homes essentially zero. 

Here’s a table comparing the cost of solar installation in homes at Pune with the savings received over 25 years with SolarSquare. Have a look.

Solar System Size

Cost of Solar Installation for Homes in Pune with Subsidy (Starting Price – Indicative for Base Variant)*

Savings From Solar Energy Panels for Homes Over 25 Years with SolarSquare as Your Solar Company in India*

Return on Investment (ROI)

2 kW

~Rs. 1.25 lakh

~Rs. 10.74 lakh

~9x

3 kW

~Rs. 1.42 lakh

~Rs. 16.11 lakh

~11.8x

4 kW

~Rs. 1.87 lakh

~Rs. 21.48 lakh

~11.8x

5 kW

~Rs. 2.47 lakh

~Rs. 33.46 lakh

~14x

10 kW

~Rs. 5.07 lakh

~Rs. 66.92 lakh

~13.6x

*Please note: The above-mentioned cost of solar for a house in Pune with subsidy for on-grid solar systems is indicative as of 25th April 2026 for the SolarSquare Blue 6ft variant. The final solar panel costing for homes in Pune depends on your DISCOM charges, product variant opted for, panel type, inverter type, mounting structure height, type of after-sales service, savings guarantee, roof height, etc. Prices are subject to change. Also, while calculating savings from household solar panels in Pune, we have considered an annual tariff escalation of 3% and an annual plant degradation rate of 1%. The actual final savings from a solar electric system for homes depend on the types of solar panels you’ve installed and their efficiency, the intensity of sunlight your rooftop receives, orientation of the panels and tilt angle, the pollution level and weather conditions in your city, the temperature, shadow on the roof, impact of dirt/dust, and how well you maintain your panels after installation.

Not from Pune, but interested in learning how much money you can save by using solar power for your home? Use SolarSquare’s free solar power calculator to get the estimated solar savings you can receive in your city

Why Choose SolarSquare as Your Solar Installation Company?

SolarSquare is the #1 home solar company in India, in terms of the number of solar installations. As of 25th April 2026, we’ve already installed 150 MW+ (1,50,000 kWp) solar capacity across 40,000+ homes in India, as listed on the PM Surya Ghar Muft Bijli Yojana National Portal. 

SolarSquare has collectively helped its customers: 

  • Receive more than Rs. 220 crore in subsidy. 
  • Save over 100 crore in electricity bills.

Let’s explore all the services and solar products for homes that we offer, which persuaded 12,000+ customers to rate us 4.8 on Google.

#1. Proven 99.91% Storm-Safety Record

Household solar panels usually fail during extreme weather because their mounting structures are not designed to handle high wind loads. When storms intensify to cyclonic speeds, weak structural design can cause panels to loosen or detach from rooftops.

SolarSquare follows BIS engineering standards for structural design and installation. Over the past two years, our rooftop solar systems have maintained a 99.91% storm-safety record, continuing to operate reliably even during severe winds up to 170 km/hr. 

#2. Cyclone-Proof Mounting Structures 

All solar panels we install on roofs are mounted on our proprietary mounting structure, the WindPro Mount™, engineered for long-term structural stability.

Here’s what sets WindPro Mount™ apart:

  • It’s approved by IIT Bombay for stability at wind speeds of up to 170 km/hr.
  • It’s manufactured using premium virgin steel to minimize corrosion and material fatigue.
  • It’s finished with an 80-micron hot-dip galvanized iron (HDGI) coating that protects structural integrity well beyond 25 years, even with minor surface wear of 3 microns per year.

To prevent water seepage after installation, all roof penetrations are sealed using HILTI chemical anchoring. This method creates an airtight seal at every fastening point. In the rare event of leakage, SolarSquare provides a one-year water leakage warranty worth Rs. 1 lakh.

#3. Savings Guarantee with a Money-Back Promise

SolarSquare is the first and ONLY solar company in India to offer a savings guarantee with a money-back promise. If the roof solar panels for your home that we install generate less electricity than what we promised during installation, we will compensate for the shortfall at Rs. 8 per unit.

#4. 5 Years of After-Sales Maintenance Plan to Prevent Output Drop

Solar systems lose efficiency gradually when maintenance is inconsistent. To prevent this decline, SolarSquare offers a five-year structured maintenance program with monthly maintenance visits.

Our 5-year after-sales maintenance plan offers:

  • Continuous remote system monitoring to detect performance deviations.
  • Preventive inspections and corrective service visits.
  • Professional solar panel cleaning that avoids surface damage.
  • Periodic checks of wiring, safety devices, and mounting stability.

#5. Zero-Investment Solar Loan

To remove the financial barrier of upfront investment, SolarSquare offers a unique, zero-investment financing option.

Here’s how our solar loan model works:

  • No upfront payment at installation: The applicable government subsidy is adjusted directly against the system cost, replacing the usual out-of-pocket down payment.
  • EMIs aligned with electricity savings: Monthly instalments are planned to remain close to your existing electricity bill, redirecting the same expense toward owning the solar system.
  • Fast loan approvals: Loan processing is completed within 24 hours, preventing installation delays.
  • Flexible repayment tenure: Repayment periods range from 6 months to 5 years, allowing you to balance closure speed and monthly affordability.

Our zero-investment loan allows homeowners to shift from paying for electricity to owning the source of electricity, without increasing monthly expenses.

What are the Benefits of Using Solar Power for Residential Properties?

Completely relying on solar power for a house can lower electricity bills by 90% or more, resulting in massive savings over the 25-year life of a solar system. Essentially, once the system’s initial price breaks even, the cost of solar power for your home is nil because the solar system will produce electricity for free. 

Rooftop solar will make you energy-independent in the true sense and will also tackle air pollution, as rooftop solar panels for a house use only sunlight as fuel, which is non-polluting.

Let’s have a closer look at all the benefits of installing home PV panels in India. 

  • Lowers electricity bills by 90% or more: A solar system that’s designed to meet all your home energy needs reduces reliance on grid electricity heavily, lowering bills to zero or near zero. Eventually, the price of solar electricity for homes becomes zero after the cost of solar installation breaks even in 3-5 years. After this period, your solar system will continue generating electricity at no cost for the rest of its lifespan.
  • Lowers your carbon footprint: Using solar energy for households across India delivers a measurable environmental benefit. Even a 1 kW solar power installation can eliminate ~26,000 kilograms of carbon dioxide emissions over 25 years. This carbon reduction is comparable to the long-term carbon absorption of 39 trees over the same time duration. Can you imagine how clear the air in your city can be if all homes, housing societies, and industries switched to rooftop solar?
  • Saves tens of lakhs of rupees over 25 years: All the money you would have spent on paying hefty bills will now be saved because rooftop solar makes electricity bills zero. Over 25 years, it can save tens of lakhs of rupees. For example, a 5 kW solar system in Pune that costs ~Rs. 2.37 lakh* with subsidy can save ~Rs. 33.46 lakh* over 25 years, delivering an ROI of ~14x. No other investment, except for an on-grid rooftop solar panel system for homes, can offer such massive savings and ROI.

*Please note: The above-mentioned cost of solar panels for your home in Pune with subsidy for a 5 kW on-grid solar system is indicative as of 25th April 2026 for the SolarSquare Blue 6ft variant. The final cost of solar panels for homes in Pune depends on your DISCOM charges, product variant opted for, panel type, inverter type, mounting structure height, type of after-sales service, savings guarantee, roof height, etc. Prices are subject to change. Also, while calculating savings from household solar panels in Pune, we have considered an annual tariff escalation of 3% and an annual plant degradation rate of 1%. The actual final savings from a solar energy system for homes depend on the types of solar panels you’ve installed and their efficiency, the intensity of sunlight your rooftop receives, orientation of the panels and tilt angle, the pollution level and weather conditions in your city, the temperature, shadow on the roof, impact of dirt/dust, and how well you maintain your panels after installation.

On-Grid vs Off-Grid Solar Electric Panels for Homes: Which is Better?

You must weigh the grid reliability in your area when choosing between an on-grid and off-grid solar system.

  • An on-grid solar system is considered best for areas with a very reliable grid supply, making battery backup unnecessary. 
  • An off-grid solar system is highly recommended for areas without grid power or with unreliable grid service, making a battery backup essential for continuous power. 

Let’s understand how these systems work and how they differ in detail. 

What is an On-Grid Solar System for a House and How Does it Work?

An on-grid solar system is connected to the utility grid. Since the DISCOM does not cap unit exchange between the grid and the solar system, a lead-acid or lithium battery is not needed to store solar energy. This makes on-grid residential solar power systems cheaper than off-grid systems. 

Here’s a step-by-step guide on how they work:

  • Solar cells in solar panels for homes capture photons: Photons are energy packets that, when absorbed, transfer their energy to electrons within the solar cells. Energized electrons leave their place and begin to flow in a single direction, resulting in the formation of direct current (DC) power.
  • A solar inverter converts DC power to AC power: Indian homes do not run on direct current, as it can be lethal. Hence, DC power from the solar panels is fed to a solar inverter, which converts it to alternating current (AC) power.
  • Solar net metering for billing: The bi-directional meter or smart meter installed by the DISCOM tracks the electricity exchange happening between the grid and your home PV panels. When the solar system sends more power to the grid than what it imports, the DISCOM gives you credits because you’re supplying electricity to the grid. However, when the solar system draws more power from the grid than what is exported, you pay the DISCOM for the additional grid units used in your home.

What is an Off-Grid Solar System for a Home and How Does it Work?

An off-grid solar system, also known as a standalone solar system, is connected to lead-acid or lithium batteries rather than the grid. Although the use of batteries and planning for complete autonomy make off-grid systems costlier, they’re essential in areas where grid power is unreliable or unavailable. 

Since there’s no grid to fall back on in off-grid PV systems, the system is designed for complete autonomy. Additional panels and a large battery backup are included so the system can power the entire home for at least 2 days, even in the complete absence of solar production. This is what makes off-grid residential solar power systems the most expensive.

Here’s the step-by-step working process:

  • Solar cells in solar panels for homes capture photons: They produce DC power the same way as generated in on-grid sun panels on roofs.
  • Excess DC power is stored in the batteries: Electricity generated by household solar panels that is not used in real time is used to charge the battery bank. This stored power is used at night or whenever needed. 

Difference Between an On-Grid and an Off-Grid Solar Power System for Homes

The primary difference between an on-grid and an off-grid solar system is that the former is connected to the grid, while the latter is not.

Here’s a tabulated snapshot of the key differences you must consider when buying a solar system for your home:

Feature

On-Grid Solar Power Panel for Homes in India

Off-Grid Solar Panel for Households in India

Are they connected to the grid?

Yes

No

Do they need a battery bank to store solar energy?

No

Yes

Are they eligible for the PM Surya Ghar Muft Bijli Yojana solar subsidy scheme?

Yes

No 

How do they work?

Solar panels produce electricity during the day. 

  • Any power not used in real time is sent to the grid. 
  • At night, the system draws power from the grid to keep appliances running. 

The electricity generated by the solar panels during the day is used in two ways:

  • It keeps the load running in real time.
  • Excess energy is used to charge the lead-acid or lithium batteries through a solar panel charge controller.

Electricity stored in the battery bank keeps the load running at night.

When are they most recommended?

Ideal for rooftop solar for housing societies, homes, and commercial buildings in areas with rare power outages and a very reliable grid. 

Ideal for residential and commercial rooftop systems in areas with unreliable or unavailable grid power.

How to Install a Rooftop Solar Panel System on a Home?

Solar power installation is not a DIY job. Although there’s no official rule that you can’t install solar panels for your house all by yourself, the steps to install a solar system are too complex to be handled at home. There are safety concerns and technical parameters to be considered. 

Here’s an overview of the many steps followed by SolarSquare to ensure all our solar systems continue to generate maximum possible power for 25 years: 

  • Step 1 – Rooftop assessment: Engineers evaluate shadow-free space, roof strength, panel orientation, and tilt.
  • Step 2 – Mounting structure installation: Wind-rated, corrosion-resistant mounts are securely fixed to the roof.
  • Step 3 – Panel placement: Solar panels are fastened to mounts according to the manufacturer’s specifications.
  • Step 4 – Inverter and wiring setup: DC power is routed through safety devices and converted to AC via the inverter.
  • Step 5 – Net meter installation: The DISCOM replaces the existing meter with a bi-directional net meter or smart meter.
  • Step 6 – Earthing and lightning protection: Dedicated grounding ensures electrical and surge safety.
  • Step 7 – System commissioning: Final checks are completed, and the system is activated for power generation.

For any further questions about installing household solar panels, you can book a free solar consultation call with SolarSquare now.