Description

Fox ECS 4.03kWh HV Battery Slave

The Fox ECS 4.03kWh HV Battery Slave is a high-performance lithium-ion battery designed to expand the storage capacity of Fox ESS Energy Cube systems. With a nominal energy of 4.03kWh, this modular battery provides exceptional performance and flexibility for residential and commercial solar power systems. Its high depth of discharge and reliable energy output make it an excellent solution for those looking to increase energy independence or ensure backup power availability.

Key Features

• 4.03kWh Capacity – Provides reliable energy storage for residential and commercial applications
• Scalable to 28.21kWh – Expandable with multiple modules for increased storage capacity (1 Master + up to 6 Slaves)
• High Depth of Discharge (90%) – Maximizes the usable energy from the battery
• Wide Temperature Tolerance – Designed to operate in various environmental conditions
• Easy Installation – Compact, lightweight design for quick and simple setup
• CAN/RS485 Communication – Enables seamless integration with inverters and monitoring systems
• High Voltage – Provides stable and efficient power output

Technical Specifications

• Nominal Energy: 4,050 Wh
  
• Supplier Part No: Energy Cube CS4100
• Weight: 34.8 kg
• Battery Type: Lithium-Ion
• Depth of Discharge: 90%
• Voltage: 52 V
• Continuous Discharge Rate (Normal Use): 2,875 W
• Maximum Discharge Rate (5 Minutes): 2,875 W
• Surge Discharge Rate (15 Seconds): 2,875 W
• Maximum Charge Rate (5 Minutes): 2,875 W
• Part No: FE-HV-ECS-4100

Applications

• Residential Solar Storage – Stores excess solar energy for use during non-sunny periods or peak demand
• Commercial Power Backup – Ensures essential equipment remains powered during grid outages
• Off-Grid Systems – Enables full energy independence with reliable solar storage

What’s Inside the Box?

• Fox ECS 4.03kWh HV Battery Slave
• User Manual
• Installation Guide

Important Notes

• This battery module is part of a modular system and requires at least two modules for operation (1 Master + 1 Slave).
• A maximum of seven modules can be connected in a single stack (1x Master + 6x Slaves).
• If adding new battery modules to an existing Energy Cube stack, ensure compatibility with your original battery modules. Please contact your technical representative via the portal and provide a photograph of your current battery stack for verification.
• Connector Type: Ensure the new battery matches the connector type of your existing setup when expanding the system.
• Installation Requirement: This battery must be installed by a qualified electrician following local wiring standards and safety regulations. Incorrect installation may cause system issues, and Solareon UK is not responsible for malfunctions resulting from improper installation.

The Fox ECS 4.03kWh HV Battery Slave is a reliable, scalable, and high-efficiency storage solution for solar energy systems. Whether for self-consumption, backup power, or off-grid applications, this battery offers long-lasting performance and seamless integration into your energy system.

Disclaimer:

All product information provided by Solareon UK is intended for general guidance only and may be subject to change or error. Solareon UK does not accept liability for any inaccuracies or omissions in the product specifications displayed. For accurate and detailed technical information, please refer to the manufacturer’s official datasheet available in the 'Downloads' section. We strongly advise confirming all critical details directly with the manufacturer prior to making purchasing or installation decisions.