The AXE battery system uses cobalt-free LiFePO4 chemistry, a modular energy optimizer, fuse, and aerosol to ensure enhanced safety, reliability, and long life. Furthermore, modular energy optimization ensures the system fully utilizes the energy of each battery by mixing batteries from new and old batches, as well as batteries of different capacities, enabling highly flexible system application.
Flexible capacity options, 5 kWh to 50 kWh
Module-level energy optimization
Support for combining new and old battery modules in one system
Easy installation thanks to modular and stacked design
Long lifespan, 10-year warranty
Cobalt-free LiFePO4 battery
Integrated modular energy optimization
Passive protection via fuse and aerosol
Passive protection via fuse and aerosol

At Rongstar Energy we are proud to play an important part in the global solar energy development. We have years-long experience in the distribution and supply chain of solar panels, inverters, energy storage systems, mounting structures, cables and other components for photovoltaics. Utilizing the strength of our parent company - DJS Group, we have more advantages in global sourcing, supply chain,localized warehousing, technical service for global customers.Our company has much experience in solar projects EPC,O&M and solar plants investment. Our expertise are both globally and locally, means we understand the breadth of challenges that solar installers face, from which we can help save the customers’ time and money.