
Fox Energy Cube Master CM4100 4.1kW Solar Battery
MASTERCM41004.1KW
Fox Energy Cube Master CM4100 4.1kW Solar Battery - Scalable Storage System for Advanced Energy Management
The Fox Energy Cube Master CM4100 is an essential component of the Fox Energy Cube Battery Storage System. As a 4.1kW Cube Master, it integrates both the system control module and battery module, allowing seamless expansion by pairing with up to six Cube Slaves (battery modules only). Its modular design offers maximum flexibility, ideal for a wide range of storage applications.
Additional batteries can be connected in series to achieve a maximum storage capacity of 28.21kWh, making it perfect for growing energy demands. The plug-and-play installation ensures quick and efficient setup, saving time for installers.
- High Capacity & Efficiency: Delivers 4.03kWh capacity, with the ability to scale up to 28.21kWh when paired with Cube Slaves.
- Flexible Modular Design: Can be easily expanded by adding additional Cube Slaves for larger storage needs.
- Optimized for Energy Storage: 90% depth of discharge ensures maximum energy use while maintaining long-term reliability.
- Seamless Communication: Supports CAN/RS485 communication for smooth system integration.
- Quick & Easy Installation: The plug-and-play solution allows installers to set up the system efficiently and with minimal hassle.
Technical Specification
- Capacity: 4.03kWh
- Scalable Storage: Up to 28.21kWh
- Depth of Discharge: 90%
- Temperature Tolerance: Wide operating range
- Communication: CAN/RS485
✅ Enhance your energy storage system with the Fox Energy Cube Master CM4100 for a flexible, scalable solution!

Product | Battery |
Type | Master |
Nominal Power Output | 4.1 kW |
Delivery Options:
- PRIORITY DELIVERY – Next Working Day (All items in stock and ordered before 3 pm) - £7.08 inc-VAT. (£5.90 ex-VAT)
- Orders Over £100 (before VAT): We offer free standard shipping on all orders shipped to UK mainland addresses
- Orders under £100 (before VAT): Our standard delivery fee to UK mainland addresses is £5.90 ex-VAT (£7.08 inc-VAT)
*Delivery charges to JE, GY, TR, BT, IM, IV, HS, KW, ZE and certain PA post codes are £12 ex-VAT for all orders (Prices subject to change).
Items requiring specialist shipping:
- Orders containing Solar Panels, Batteries and/or Inverters: Up to 50 qty will be dispatched on a pallet and incur a £120 ex-VAT delivery charge**.
**Delivery charges to JE, GY, TR, BT, IM, IV, HS, KW, ZE and certain PA post codes are £180 ex-VAT (Prices subject to change).
Contact us if you have any further questions.