Recognition in the solar industry is never given lightly, and Growatt’s latest achievement underscores just how quickly the company is redefining the residential and small-commercial storage market. The APX HV US Battery System has been awarded Solar Power World’s 2025 Top Products Award, earning the Best-in-Show distinction—one of the most sought-after honors in the global clean-energy sector.
For Growatt, this award is more than a title. It reflects a shift in how energy storage is designed and used, and highlights a battery system built around true long-term adaptability. And soon, the award-winning APX HV US will be available at 3Buy Solar, bringing the same innovation and scalability to our European installer and reseller network.

What set the APX HV US apart from thousands of competing products was its ability to evolve with the user. While most high-voltage systems require matched modules or restrict later expansion, Growatt took a fundamentally different approach. Every APX module is capable of operating independently, even when its state of charge or age differs from others in the same tower. The result is a storage system that can begin modestly and grow at any point in its lifespan, without replacing earlier components or compromising performance.
Solar Power World judge Will White described it as a breakthrough that “allows systems to adapt to changing family needs and ever-evolving market dynamics,” capturing the essence of why the product achieved the top honor. In a sector where consumer expectations, energy tariffs, electric-vehicle adoption and home-energy profiles are evolving faster than ever, flexibility has become the new measure of excellence. And the APX HV US embodies that standard with remarkable elegance.
Beyond flexibility, the award also recognizes Growatt’s commitment to safety and reliability. The APX HV US combines advanced firmware, LFP chemistry and a built-in aerosol fire-suppression system, creating a level of protection aligned with modern grid requirements and the expectations of premium storage customers. While these details matter, it is the system’s overarching resilience, thoughtful design and real-world practicality that earned applause from industry experts.
At 3Buy Solar, we see the APX HV US as a defining product for the next generation of high-voltage storage. Its award serves as an important signal to the market: installers and homeowners want solutions that can grow, adapt and protect their investment for years to come. That is precisely why the APX HV US stands out—and why it will be an important part of our expanding advanced-storage portfolio.
As the clean-energy transition accelerates across Europe and storage becomes integral to every solar project, innovation matters more than ever. Growatt’s Best-in-Show award marks a moment where technology, usability and long-term value converge into one product—and soon, our partners and customers at 3Buy Solar will be able to experience it firsthand.







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