Introducing the Seplos MASON-280L Your Gateway to Scalable Energy Storage Solutions

At Seplos, we pride ourselves on engineering innovative energy storage systems that empower businesses to meet growing global demand. Our MASON-280L DIY LiFePO4 battery box is designed to redefine residential and commercial energy storage, offering partners a reliable, customizable, and scalable solution for solar integration.  

Engineered for Safety and Performance  

Safety and durability are at the core of the MASON-280L. Built with automotive-grade LiFePO4 technology, this kit ensures stable performance and longevity. The included Seplos BMS 3.0 provides comprehensive protection—monitoring temperature, voltage, and current while enabling passive balancing. With an IP20 rating, robust construction, and flame-retardant materials, we prioritize safe operation even in demanding environments.  

Seamless Scalability for Diverse Applications  

The MASON-280L LiFePO4 battery box is designed to grow with your customers’ needs. Supporting up to 32 units in parallel, businesses can offer scalable systems ranging from 14.3 kWh to over 900 kWh. Compatibility with 280Ah and 304Ah cells (EVE, LISHEN, etc.) allows flexibility in cost and capacity optimization. Whether for residential solar storage or commercial microgrids, this solution adapts effortlessly.  

Plug-and-Play Integration with Leading Inverters  

Simplify deployment with our pre-engineered compatibility. The MASON-280L supports CAN/RS485 communication protocols and integrates seamlessly with top inverters like Pylontech, Victron, SMA, and Deye. This reduces installation complexity, ensuring your clients experience hassle-free integration with existing solar setups.  

Complete Kit, Streamlined Assembly  

We supply every component needed for rapid assembly—no hidden costs or sourcing delays. The kit includes a reinforced case, BMS, busbars, LCD screen, wheels, and all necessary hardware. Clear instructions and pre-configured connections minimize assembly time, enabling your team or end-users to build a 48V system efficiently.  

Reliable Supply Chain for Large-Scale Demands  

As a trusted partner, you’ll benefit from our robust production capabilities. With a 1,000-unit monthly supply capacity and a 15–20-day lead time, we ensure timely delivery to meet your project timelines. Our vertically integrated manufacturing guarantees consistent quality and competitive wholesale pricing.  

Tailored Support for Partnership Success  

We don’t just sell products—we build partnerships. Our technical team offers personalized support, from custom branding to protocol adjustments for niche inverters. By collaborating with Seplos, you gain access to cutting-edge R&D, marketing resources, and dedicated account management to strengthen your market position.  

Conclusion

The MASON-280L represents more than a product; it’s a commitment to sustainable energy innovation. By partnering with Seplos, you’ll deliver high-performance storage solutions that align with global renewable energy goals. Contact us today to discuss bulk order pricing, customization options, and how we can drive mutual growth in the clean energy sector.