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Complete Solar System
Sunpal complete solar power system kit including certificated solar inverter and storage battery for home and commercial.
  • Solar Energy System
    Sunpal supports On Grid, Off Grid, Hybrid solar energy system for residential and commercial use from 1Kw to 1000MW.
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  • Solar Inverter
    Sunpal inverter has cover hybrid, on grid, off grid solar inverter and microinverters, the brand contains the Growatt, Goodwe, Huawei, Deye, Solis, Hoymilies, Invt, Solax, and Sunpal.
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  • Lead Acid Battery
    Sunpal solar energy storage battery contain the 12V GEL battery, 2V Lead Acid Battery, and Front Terminal VRLA Batteries.
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How It Works
  • 1.
    We Design & Ship
    We collaborate with you to design and deliver a system that meets your utility usage and needs — selecting equipment from 50+ manufacturers so you don’t have to compromise.
    We Design & Ship
    We Design & Ship
  • 2.
    You Contract or Install
    Whether you want to install the system on your own or hire local contractors directly, managing the installation yourself ensures the fastest return on your solar investment.
    You Contract or Install
    You Contract or Install
  • 3.
    Lifetime Support
    Even after your system is installed and operating, you can always count on Unbound Solar to provide the support you need — free. Just contact us at any time, and we will be there for you.
    Lifetime Support
Project
Over 2GW Photovoltaic Solar Panels Installed Worldwide, 30000+ Solar System For Homes And Business Owners
Our Customer's

Environmental Impact

Welcome To Join & Consult Us, We Are :
  • More Choice. Total Control. Lifelong Service.

    More Choice. Total Control. Lifelong Service.

  • Reliable. Honest. Expert.

    Reliable. Honest. Expert.

  • Self-Reliance. Independence. Sustainability.

    Self-Reliance. Independence. Sustainability.

Total Solar Systems
30
,000+
MegaWatts Installed
2000
MW
CO2 Reduced
140
,000+ tons
Trees Saved
92
,3acres
What Customer say
These solar panels are the most advanced, sturdy, durable, and efficient panels. They are worth paying every penny. What I bought is a residential off-grid solar system, and the system works very well during use. I purchased all the components including modules, batteries, brackets, inverters, and so on from Sunpal. So far, I am very satisfied with this solar system and accessories. So far, my solar panels have not had any problems. Good product, highly recommended.
Harold Castellon
Harold Castellon

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These are a little on the heavy side, however that is probably because they are very sturdy and very well built. They provide continuous satisfactory output even with overcast days. Fast shipping and professional service, the box arrived in good condition. There were no smudges on the surface, I'm very happy with the quality.
Rodrigo Lopez
Rodrigo Lopez

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Thanks to Sunpal's professional services and Cathy's enthusiastic help. You are very kind and professional to arrange all the processes like including system design, quotation, packaging, transportation arrangements, logistics information update, etc. I'm very satisfied with the package, the goods' quality, I will recommend you to my friends.
Hassan Al Ansari
Hassan Al Ansari

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I ordered 2*40 feeds solar panels 1270 PCs and they arrived in good condition. Once tested I was happy with the output that was higher than another brand panel that I bought another solar module factory in China. I am in a northern state of America and the sun is always less than directly overhead. These panels when connected 2 in series to a inverter are outputting near their rating for about 3+ hours per day and are above 60% of their rated output for more than 6 hours per day. Because I was happy with the first order, now Sunpal is the only solar panel supplier,  I will be ordering additional panels from them.
Sic kuon Chan
Sic kuon Chan

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Solar News
All about the latest solar tends and technology.
  • 2024.Apr 23
    Upcycling Solar Panel Waste: Transforming Old Panels into New Chances
    Ever stopped to wonder what happens to old, inefficient solar panels? As we plunge deeper into the era of renewable energy, it has become evident that dealing with environmental issues caused by solar panels is not a mere possibility, but an imminent reality. However, not all is gloomy. Advanced technology, such as gravity batteries, might just be the unexpected savior we need. The ultimate goal? To create a circular economy by transforming solar waste into valuable materials for new products. Intrigued? Let's dive deeper into this compelling journey of transformation. The Growing Problem of Solar Panel Waste As the dawn of the renewable energy era rises, solar panels have become the vanguard in our quest for a cleaner, more sustainable future. Brands like SUNPAL have been at the forefront of this movement, offering solar module wholesale options that have made the technology accessible and widespread. However, with the boon of solar energy comes a shadow: the looming issue of solar panel waste. Understanding Solar Panel Composition The key to addressing the waste challenge lies in comprehending what solar panels are made of. Imagine a solar panel as a layered cake—each layer, from the silicon cells to the metal frames, plays a critical role in converting sunlight into electricity. But these layers also make recycling a complex task. It's like trying to un-bake the cake to get the original ingredients back without losing their essence. Current Recycling Methods The recycling methods we have now, including mechanical shredding and chemical treatments, are akin to using a sledgehammer to crack a nut. They work, but not without a cost. With these methods, we face the dual problems of high energy use and the loss of valuable materials. It's a clear signal that while these methods have paved the way, they are merely a stepping stone to more sustainable practices. Pioneering Recycling Technologies In the face of these challenges, innovation shines through. Technologies like gravity batteries are not just innovative; they're revolutionary. They promise to turn the tide by converting waste into wealth. Companies like Energy Vault are pioneering this front, showing the world that the solar panels' end doesn't have to be a dead-end. Creating a Circular Economy The circular economy isn't just a buzzword; it's a blueprint for the future. It's about turning the line of production and waste into a circle where everything is reused. By upcycling solar panel waste, we're not just solving a problem but reinventing the entire lifecycle of a product. It's about making sure that what goes around comes around in the best way possible. Applications of Upcycled Solar Panel Waste The journey of solar panel waste from trash to treasure is filled with possibilities. Imagine buildings clad in materials forged from recycled panels or gadgets powered by batteries with a past life as a solar cell. The implications are profound, and the implications are real. It's a vision of ...
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  • 2024.Apr 12
    Solar's Sustainability Issue | Use Gravity Batteries To Cope?
    Have you ever thought about what happens to the surplus energy produced by our sun-loving solar panels? It's a question that's becoming increasingly significant as more households and businesses make the switch to solar energy. The challenge of managing this surplus energy is a growing issue that we cannot ignore. But don't despair, innovative solutions are on the horizon, and gravity battery systems are emerging as a promising solution. The Challenge of Solar Energy When it comes to renewable energy, solar power is often seen as a beacon of hope. However, there's an inherent challenge that comes with the territory—the sun doesn't shine all day, every day. This inconsistency leads to periods where we generate more solar energy than we can use, followed by times when the energy source is not available, but the demand remains. The big question is, how do we store this excess energy to ensure a steady power supply? Gravity Battery Systems: How They Work Amidst the search for a solution, gravity battery systems emerge as a beacon of innovation. These systems are a testament to the beauty of physics and engineering, providing a simple yet ingenious approach to energy storage. The basic premise is straightforward: Energy Storage: During peak sunlight hours, surplus solar energy is used to power motors that lift a significant weight to a higher point. Energy Release: When the sun sets and darkness prevails, or when energy demand spikes, the weight is carefully lowered. The descent drives generators that convert the potential energy back into electricity. It's a modern spin on the classic pendulum, where energy is conserved and harnessed, ready to be unleashed when needed. Energy Vault: Pioneers of the Gravity Storage Revolution Enter Energy Vault, a pioneering startup that's leading the charge in gravity battery technology. They've captured the imaginations of both industry experts and investors alike. But it's not a one-company show—there's a whole cadre of innovative startups vying for a spot in this exciting new field. Why all the fuss? Because gravity battery systems offer compelling advantages: Renewable Integration: They provide a seamless way to store energy from intermittent renewable sources like solar and wind. Scalability: These systems can be scaled up or down, making them suitable for a wide range of applications. Longevity: Unlike chemical batteries, gravity battery systems don't degrade over time. Sustainability: They use widely available materials and have minimal environmental impact. The Environmental Impact: Beyond Energy Storage The implications of gravity battery systems extend far beyond mere energy storage. They represent a pivotal step towards sustainable energy management and waste reduction. Reduced Energy Waste: Excess solar energy is no longer wasted but stored for future needs. Lower Carbon Footprint: Efficient use of renewable energy sources leads to a reduction in carbon emissions. Economic Viability: Long-term cost saving...
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  • 2024.Apr 08
    Solar Panel Lifecycle: Waste Problem Turns Eco-Challenge
    Ever been curious about what happens to solar panels when they reach the end of their useful life? Just like every other electronic device, solar panels degrade over time. This degradation is akin to the aging process in humans - inevitable and natural. As the sun's energy is converted into electricity, the components of the panels undergo physical decay, leading to a decline in their performance. This is a natural part of the lifecycle of a solar panel, but it also creates a significant challenge. It's like when you have an old car that no longer runs efficiently. What do you do with it? Similarly, what do we do with solar panels when they become less effective? Solar Panel Recycling: Keeping the Green in Green Energy So, you're all about that solar life, soaking up the sun's rays and powering your home with clean energy. Awesome! But ever wondered what happens to those trusty solar panels once they've reached retirement age? Just like that old pair of sneakers, they don't last forever. Most solar panels manufacturer produce this with a lifespan of about 25-30 years, kind of like a warranty for good behavior. But after that, they start to experience what's called "degradation." It's like wrinkles and gray hair for solar panels – the materials wear down, they become less efficient at converting sunlight into electricity, and eventually, they need to be replaced. The Not-So-Sunny Side of Solar Panels: The Waste Challenge Now, here's where things get a bit tricky. We can't just toss old solar panels into the regular trash bin like banana peels or junk mail. They're made of materials like glass, metal, and silicon, which don't exactly decompose and become one with the earth. If we're not careful, we could end up with mountains of solar panel waste, which kind of defeats the purpose of going green, right? Experts estimate that by 2050, we could be dealing with a whopping 60 million tons of solar panel waste globally! That's a lot of panels piling up. And this isn't just a problem for remote areas; as more and more cities embrace rooftop solar, urban areas will need to grapple with this waste challenge too. From Trash to Treasure: The Magic of Solar Panel Recycling But before you start feeling bummed out, let's talk about the exciting world of solar panel recycling! It's like giving these old panels a superhero makeover and transforming them into something new and useful. There are several ways to recycle solar panels, each with its own superpowers: Mechanical Recycling: This is like taking apart a Lego set. We dismantle the panels and separate the different materials, like glass, metal frames, and silicon wafers. These materials can then be used to make new products, like construction materials or even new solar panels! Thermal Recycling: This method uses heat to melt down the panels and recover valuable materials. It's like turning those old panels into a solar smoothie! The recovered materials can be used to create new solar cells or other products...
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