FOX ESS Energy Cube 11,52 kWh ECS2900-H4

The Energy Cube from Fox Ess is a high-performance, scalable battery storage system. The modular design of the Energy Cube allows for the highest possible flexibility, making the product suitable for a wide range of storage applications. Up to 7 storage modules can be connected in series. This results in a maximum storage capacity of 20.16 kWh. Thanks to the plug & play principle, installation is simple and time-saving.

Complete system: The Fox Energy Cube storage system is a complete system. The control unit ensures that the storage modules of the Fox Energy Cube are always ideally charged or discharged. Due to the individually purchasable storage modules, users can decide for themselves how they want to design their storage and also upgrade it at a later date.

Compatibility: The Fox Ess control unit CM2900 is suitable for the installation of 3-phase systems in the combination of 3 to 6 CS2900 storage modules.


Key features

  • 11.52 kWh storage capacity

  • Scalable to 20.16 kWh

  • 90 % depth of discharge

  • Large temperature tolerance

  • CAN/RS485 communication

  • High voltage

  • Easy installation


Scope of delivery

  • 1x FOX ESS CM2900 control unit with storage module

  • 3x FOX ESS CS2900 storage module

Capacity: 11.52 kWh
Nominal voltage: 230.4 V
Battery technology: LiFePO4
Warranty: 10 years