Every year, thousands of Indian homeowners decide against installing rooftop solar — not because solar doesn’t make sense for them, but because of a rumor they heard from a neighbor, a WhatsApp forward, or an “expert” uncle at a family gathering.
Here’s the irony: while people are busy debating whether solar panels “stop working after five years” or “attract lightning,” their electricity bills keep climbing every single month. Meanwhile, over 40 lakh Indian households have already switched to rooftop solar under government-backed schemes and are enjoying near-zero power bills.
If you’ve been holding back on going solar because of something you heard — but never verified — this blog is for you. At Usha Solar, we speak with hundreds of homeowners every month, and we hear the same seven Solar Power myths over and over. So let’s bust them, one by one, with facts, numbers, and a bit of common sense.
By the end of this article, you’ll know exactly what’s true, what’s fiction, and why 2026 might be the best year yet to install a rooftop solar system for your home.
Myth 1: Solar Panels Don’t Work in Cloudy or Rainy Weather
This is by far the most common myth we hear — and it’s easy to understand why. Solar panels are associated with bright sunshine, so it feels logical to assume that clouds and rain would shut them down completely.
The truth: Solar panels don’t need direct, harsh sunlight to generate electricity — they need daylight. Modern monocrystalline and polycrystalline panels used in residential solar installations in India can still generate electricity on cloudy and overcast days by capturing diffuse sunlight. However, their power output is lower than on clear, sunny days. Even during India’s monsoon months, solar systems continue producing power, although generation varies depending on cloud cover, rainfall, sunlight intensity, and the location of the installation.
In fact, cooler, cloudy conditions can sometimes be better for panel efficiency than extreme summer heat, since excessive heat can slightly reduce a panel’s voltage output. Solar panels are tested and rated to perform in a range of climate conditions — from the humid coastal belts of Kerala to the dry heat of Rajasthan and the cold winters of the Himalayan states.
What this means for you: A well-designed solar system accounts for your local weather patterns during the planning stage itself. This is exactly why professional solar site assessment matters — an experienced installer like Usha Solar calculates your panel count and system size based on your city’s average annual sunlight hours, not just peak summer output, so your energy generation stays reliable all year round.
Myth 2: Solar Power Is Too Expensive for a Middle-Class Indian Home
This myth probably costs Indian households more money than any other on this list, because it stops people from even exploring their options.
The truth: Solar has never been more affordable in India than it is right now, thanks to the PM Surya Ghar Muft Bijli Yojana, the central government’s flagship rooftop solar subsidy scheme. Under this scheme, homeowners installing a grid-connected rooftop solar system can receive:
- ₹30,000 subsidy for a 1 kW system
- ₹60,000 subsidy for a 2 kW system
- Up to ₹78,000 subsidy for a 3 kW system or larger
That’s a direct bank transfer from the government, credited after your DISCOM inspects and commissions your installation — no strings attached. On top of that, Eligible households can benefit from rooftop solar generation under the scheme, which can significantly reduce their monthly electricity bills. And, depending on system generation and household consumption, help cover a substantial portion of their electricity needs.
Let’s put this in perspective. A typical 3 kW residential solar system in India costs roughly ₹1.9–2 lakh before subsidy. After the ₹78,000 central subsidy, your out-of-pocket cost drops to around ₹1.1–1.2 lakh — and several states add their own top-up subsidies on top of that. With EMI options now available through many solar financing partners, monthly payments can work out to be less than what many households already pay in electricity bills.
Most homeowners recover their investment within 3 to 5 years through bill savings alone — and a solar panel system is designed to keep generating clean power for 25+ years. That means two decades of virtually free electricity after your payback period.
What this means for you: “Too expensive” was true a decade ago. Today, with subsidies, financing options, and falling equipment costs, solar is one of the few home investments in India that pays for itself — and then keeps paying you back. Use a solar savings calculator to see exactly how much you’d save based on your monthly electricity bill.
It also helps to compare solar against what you’re already spending. A household paying ₹3,000–₹4,000 a month in electricity bills spends nearly ₹40,000–₹48,000 a year — money that simply disappears with no long-term asset to show for it. That same amount, redirected toward a subsidised solar EMI, builds an asset on your roof that keeps generating value for 25 years. Several banks and NBFCs now offer dedicated solar loan schemes with low interest rates specifically for rooftop installations under PM Surya Ghar, making the upfront cost even less of a barrier. When you factor in rising electricity tariffs — which have historically increased 3–7% year on year across most Indian states — the case for locking in your power costs today becomes even stronger.
Myth 3: Solar Panels Need Constant, Expensive Maintenance
People often picture solar panels the way they picture inverters or generators — something that needs frequent servicing, part replacements, and technician visits.
The truth: Solar panels are one of the lowest-maintenance investments you can make for your home. There are no moving parts inside a solar panel, which means there’s very little that can mechanically break down. Most reputable installers offer solar panels with a 25 to 30-year performance warranty, and the panels themselves are built to withstand rain, dust, heat, and even hail.
In practice, maintenance usually involves:
- Cleaning the panel surface every 2–3 weeks to remove dust buildup (more frequent in high-dust regions)
- A basic annual inspection of wiring, mounting structure, and inverter performance
- Monitoring your system’s output through a mobile app, which most modern systems include
That’s it. There’s no oil to change, no filters to replace, and no engine to service. Many homeowners simply hose down their panels with water every couple of weeks, especially during dry summer months, and that alone keeps efficiency levels high.
What this means for you: Choosing a solar provider that offers annual maintenance contracts (AMC) and remote performance monitoring — as Usha Solar does — means you rarely have to think about your system at all. It quietly does its job on your roof, year after year.
Compare this to the maintenance cycle of a diesel generator or even a standard home inverter with lead-acid batteries, both of which demand fuel refills, battery replacements every 2–3 years, and regular servicing costs that add up over time. Solar modules gradually degrade over time, with the annual degradation rate depending on the module technology and manufacturer’s warranty specifications. The only component that may need replacement over a 25-year lifespan is the inverter, usually once every 10–12 years, and even that is factored into most long-term warranty and service packages.
Myth 4: Installing Solar Panels Will Damage Your Roof
This is a fear rooted in a misunderstanding of how modern rooftop solar mounting structures actually work.
The truth: When installed by a certified professional, solar panels do not damage your roof — in fact, they often protect the section of roof they cover from direct sun exposure and rain impact. Solar installers use engineered mounting structures with anchoring systems designed specifically for Indian roof types, whether it’s RCC (concrete), metal sheet, or tile roofing.
For RCC roofs — the most common in Indian homes — Depending on the roof design and structural requirements, installers may use ballasted systems or appropriately engineered anchored mounting structures. For metal roofs, specialised clamps attach directly to the roofing seams without drilling.
Where problems do occur, it’s almost always because of poor-quality installation by inexperienced or unlicensed vendors cutting corners to save cost — not because of a flaw in solar technology itself.
What this means for you: The roof-damage risk isn’t about solar panels — it’s about who installs them. Always choose a certified installer with structural engineering expertise and a workmanship warranty, so any installation-related issue is covered and rectified at no extra cost to you.
Myth 5: The Government Subsidy Process Is Too Complicated to Bother With
This myth stops a surprising number of interested homeowners from even starting the process.
The truth: The PM Surya Ghar Muft Bijli Yojana application process has been streamlined into a fully online system through the National Portal. Here’s the actual sequence:
- Register on the PM Surya Ghar national portal with your state, DISCOM, and electricity consumer number
- Submit your application and wait for feasibility approval from your DISCOM
- Choose a registered vendor from the approved list to carry out installation
- Once installed, apply for net metering and complete the inspection
- After commissioning, your subsidy is credited directly to your bank account, usually within 30–45 days
Yes, there are steps involved — but this is no different from any other government-linked service like a passport or a PAN card update. The key difference is that a good solar installer handles almost the entire process for you, from documentation and DISCOM liaison to net metering approval and subsidy tracking.
At Usha Solar, our team manages the entire subsidy application on your behalf, which is why our customers rarely deal with any paperwork headaches at all.
What this means for you: “Complicated” is only true if you’re doing it alone, without guidance. With the right installer managing the process, subsidy approval becomes a formality, not a hurdle.
Myth 6: Solar Panels Stop Working During a Power Cut
This myth causes real confusion, especially for people in areas with frequent grid outages, because it seems to defy logic — “if I have solar, why would a power cut affect me?”
The truth: This depends entirely on the type of solar system installed, and this is where a lot of misinformation comes from.
- Grid-tied (on-grid) solar systems, the most common and affordable type in India, are designed to automatically shut down during a grid power cut. This isn’t a flaw — it’s a safety feature called “anti-islanding,” which prevents your system from sending electricity back into the grid while utility workers may be repairing lines nearby.
- Hybrid solar systems, which include a battery backup, continue supplying power to your home even during a grid outage, drawing from stored battery energy.
- Off-grid solar systems operate entirely independent of the grid and rely fully on battery storage.
| Solar System | Works During Power Cut? | Battery |
| On-grid | No | No |
| Hybrid | Yes | Yes |
| Off-grid | Yes | Yes |
So the myth isn’t entirely false — it’s just incomplete. A basic grid-tied system does pause during outages by design. But if backup power during outages matters to you, a hybrid system with battery storage solves this completely.
What this means for you: Before installing, have a clear conversation with your installer about whether you need backup power during outages. Usha Solar helps customers choose between on-grid, hybrid, and off-grid setups based on their power cut frequency and budget — so there are no surprises later.
Myth 7: Solar Energy Is Only Useful for Big Houses, Farms, or Businesses
Many urban apartment owners and smaller households assume solar is designed for large bungalows, farmhouses, or factories with big open roofs — and simply isn’t relevant to them.
The truth: Solar systems in India today are modular and scalable, starting from as small as 1 kW — perfectly sized for a single household with modest electricity consumption. A 1 kW to 3 kW system comfortably meets the needs of most urban homes that run fans, lights, a refrigerator, a washing machine, and a couple of ACs.
Additionally:
- Residential Welfare Associations (RWAs) and housing societies can install shared rooftop solar for common areas like lobby lighting, lifts, and EV charging points, with dedicated subsidy slabs available for group housing.
- Small business owners — shop owners, clinics, small offices — can benefit from commercial solar solutions that dramatically cut operating costs.
- Farmers have access to entirely separate schemes like PM-KUSUM for solar-powered irrigation pumps and farm-based solar installations.
Solar isn’t a luxury reserved for large properties — it’s a scalable utility solution designed to match your actual electricity consumption, whether you live in a 2BHK apartment or a 4-acre farmhouse.
What this means for you: Don’t rule yourself out before even getting a quote. A quick load assessment from a solar consultant can show you exactly what size system fits your home and budget — often for far less than people assume.
Why These Solar Power Myths Persist (And Why It’s Costing India)
India has one of the best solar irradiance profiles in the world, receiving abundant sunshine across nearly all states for most of the year. Yet, misinformation continues to slow down household adoption — even as the country pushes toward its renewable energy targets.
Every year a homeowner delays going solar because of a myth, they lose out on:
- Thousands of rupees in unclaimed government solar subsidy
- Years of potential electricity bill savings
- A smaller carbon footprint and contribution to cleaner air
The good news? Every single myth on this list falls apart under basic scrutiny — and the facts consistently favour going solar sooner rather than later.
How to Separate Solar Facts From Solar Rumours Going Forward
Now that we’ve debunked the seven biggest Solar Power myths, here’s a simple filter you can apply the next time you hear a solar “fact” from a friend, relative, or random online forum:
- Ask for the source. Is this based on outdated technology from 10–15 years ago, or current 2026 equipment and policy?
- Check if it’s location-specific. A claim that might be true for one climate, roof type, or state subsidy structure may not apply to your situation at all.
- Get a real quote, not a guess. Most “solar is too expensive” or “solar won’t work for my roof” conclusions are made without ever actually consulting a professional installer or requesting a personalised quote.
- Verify with your installer directly. A credible solar company will walk you through your roof’s sun exposure, your monthly consumption, and your expected savings with real numbers — not vague reassurances.
Rumours thrive in the absence of information. The moment you request an actual site visit and consultation, most solar power myths simply stop holding up.
Frequently Asked Questions
1. How much does a rooftop solar system cost in India in 2026?
A 3 kW residential system typically costs around ₹1.9–2 lakh before subsidy. After the central government subsidy of up to ₹78,000, the net cost usually falls to approximately ₹1.1–1.2 lakh, depending on your location and any additional state-level incentives.
2. How long does it take to install a solar system at home?
Once your DISCOM feasibility approval comes through, physical installation typically takes just 1–3 days for a standard residential system, depending on roof type and system size.
3. Do solar panels work well in humid or coastal areas like Kerala or Mumbai?
Yes. Panels are tested for humidity resistance and corrosion protection, and installers use marine-grade mounting hardware in coastal regions to ensure long-term durability.
4. Is net metering mandatory for rooftop solar in India?
Net metering is required for grid-tied systems to let you export surplus solar power back to the grid and receive credit on your electricity bill. Your installer typically handles this application with your DISCOM.
5. How do I know how many solar panels I need for my home?
This depends on your average monthly electricity consumption, roof space, and local sunlight hours. A professional solar consultation and site survey — offered free by Usha Solar — gives you an exact, personalised recommendation.
6. Will solar panels increase the resale value of my home?
In most cases, yes. A rooftop solar system is increasingly viewed as a value-adding asset by homebuyers, since it signals lower ongoing electricity costs and reduced maintenance compared to older backup power alternatives.
7. What happens to excess solar power my system generates?
Through net metering, any surplus electricity your system generates during the day is exported back to the grid, and your DISCOM credits it against your electricity bill — effectively letting your meter “run backwards” on high-generation days.
Ready to See the Facts for Yourself?
Rumours travel fast, but facts save money. If you’ve been putting off going solar because of something you heard rather than something you verified, now is the time to get real numbers for your own home.
At Usha Solar, our team offers a free rooftop solar consultation and savings estimate, so you can see exactly how much you could save — no guesswork, no sales pressure, just facts tailored to your home, your roof, and your electricity bill.
Get in touch with Usha Solar today for an assessment and discover how affordable, low-maintenance, and reliable rooftop solar really is in 2026.
