Fox Energy Cube HV ECM4100, 8.06kWh 1x Master 1x Slave
#1: 2 x FE-HV-EC-2-4.1-8.2
ECM4100 Data Sheet
ECM4100 User Manual
ECM4100 Warranty
Compatible with Fox HV chargers only available on our Fox HV main page
Fox Energy Cube 4.1kWh – Stack of 2 (8.06kWh, Includes Master)
The Fox Energy Cube 4.1kWh is a high-voltage modular battery system designed for scalable energy storage. This stack of 2 batteries includes a Master module (FE-HV-ECM-4100) and a Slave module (FE-HV-ECS-4100), delivering a total usable storage capacity of 8.06kWh.
With high-voltage design, CAN/RS485 communication, and 90% depth of discharge, the Energy Cube series is perfect for residential or commercial solar installations, providing reliable, efficient energy storage and the flexibility to expand your system in the future.
What’s Included
⚠️ Scalability: This battery stack allows for a maximum of 7 modules in series. A Master battery is required in each stack.
Key Features
-
Capacity: 4.03kWh per module, 8.06kWh total for this stack
-
Scalable – expand up to 28.21kWh by adding more modules
-
90% Depth of Discharge – maximises usable energy
-
Wide temperature tolerance – reliable in various climates
-
High-voltage design – efficient energy transfer and thinner cabling
-
Easy Installation – plug-and-play with additional modules possible post-installation
-
CAN/RS485 Communication – allows for system monitoring and integration
Technical Specifications
Why Choose the Fox Energy Cube 4.1kWh?
-
Flexible and scalable – start with a small stack and expand later
-
High efficiency and durability – designed for long-term solar storage
-
Quick and easy installation – reduces setup time
-
Compatible with residential and small commercial solar PV systems
✅ The Fox Energy Cube 4.1kWh Stack of 2 is a modular, high-voltage battery system that combines flexibility, scalability, and reliable energy storage – ideal for modern solar installations.
United Kingdom