Including €14.46 for ecotax
The Fox ESS Energy Cube 8.4kWh solar batteries are easy to install, ideal for new systems or upgrades. The Energy Cube provides high performance with a modular design for flexibility and expansion for various storage applications.
FOX ESS batteries are built to high-quality standards, ensuring maximum performance, efficiency, reliability, and long-lasting durability. The 8.4kWh battery set works in combination with the Fox ESS Energy Cube CS2800 modules and requires the CM2800, which includes an integrated BMS. Installation is easy and quick, saving valuable time for installers.

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Discharge Depth
90% Discharge Depth
High Voltage
High voltage operation
Modular Battery
Modular battery designed to be stackable
Easy installation
Plug and Play Installation
Wide temperature tolerance
Operating temperature -10 - 55ºC
Long Life
Service life >6000 cycles
The system is shipped with the following products: