Fox ESS batteries

Fox ESS are a new entry into the UK solar battery market. Our customers are impressed with the modular style of the batteries, meaning you can stack up to 7 battery modules on to one system. Each battery module can store up to 2.88kWh of energy with a 90% Depth of Discharge, giving 2.59kWh of useable storage.


Visit our  Battery Comparison page to see how Fox ESS compares to other batteries on the market.

Fox ECS battery

Fox ESS battery

The ECS is a high-performance, scalable battery storage system. The modular design allows for maximum flexibility, making it suitable for a broad range of storage applications.

Additional batteries can be installed in series, allowing for a maximum storage capacity of 20.16kWh (18.144kWh useable).

  • Modular design and expandable
  • Plug-and-play installation, lower installation costs
  • Wide voltage range, compatible with a variety of inverters
  • SOC high precision estimation technology
  • Temperature / voltage self-adaption function prolonging service life
  • Self-diagnostic technology and redundant safety design can improve reliability.

Who Are Fox?

Founded in 2019, Fox ESS is specialized in the R&D, production and sales of energy storage inverters and battery systems, provides advanced distributed energy, energy storage products and smart energy management solutions for
residential, industrial and commercial enterprises, and aims to help customers manage the whole process of new energy power generation, power storage and power consumption more efficiently, thus improving energy utilization and reducing power consumption.