FoxESS Energy Cube CS4800 4.74kW HV Battery (Up to 6 Slaves)

The FoxESS Energy Cube CS4800 4.74kWh High Voltage Battery is a premium lithium iron phosphate (LiFePO₄) battery module designed for residential and commercial energy storage applications. Engineered for seamless integration with FoxESS high-voltage inverter systems, the Energy Cube delivers reliable backup power, increased solar self-consumption, and long-term energy independence.

Built with advanced LiFePO₄ cell technology, the CS4800 battery offers exceptional safety, long cycle life, and high efficiency. Its modular architecture allows users to expand storage capacity as their energy requirements grow, making it a flexible solution for homes, businesses, and off-grid installations.

The Energy Cube system features a plug-and-play design for fast installation and supports CAN communication for intelligent battery management and performance monitoring. With up to 90% depth of discharge and more than 6,000 life cycles, it provides dependable energy storage for years of operation. 

Key Features

• 4.74kWh usable battery module capacity
• Advanced LiFePO₄ battery chemistry for enhanced safety and longevity
• High-voltage battery platform for improved system efficiency
• Up to 90% Depth of Discharge (DoD)
• More than 6,000 charge/discharge cycles
• Plug-and-play installation design
• CAN communication compatibility
• Suitable for residential and commercial energy storage
• IP65-rated enclosure for indoor and outdoor installations
• Modular and scalable design for future expansion 

Scalability

The FoxESS Energy Cube CS4800 supports a maximum of 7 battery modules in series, consisting of 1 x CM4800 control module and up to 6 x CS4800 battery slave modules, creating a total system capacity of 33.24kWh. This means you can add up to 6 slave battery modules to a single system. 

Technical Specifications

• Battery Type: Lithium Iron Phosphate (LiFePO₄)
• Battery Module Capacity: 4.74kWh
• Maximum System Capacity: 33.24kWh
• Depth of Discharge: 90%
• Cycle Life: ≥ 6,000 Cycles
• Communication: CAN
• Protection Rating: IP65
• Installation: Indoor or Outdoor
• Operating Temperature:
  • Charge: 0°C to 55°C
  • Discharge: -10°C to 55°C
• Cooling Method: Natural Convection 

Additional CM4800 control module and expansion battery modules sold separately where required.

Why Choose the FoxESS Energy Cube CS4800?

The FoxESS Energy Cube CS4800 provides a safe, scalable, and high-performance energy storage solution for modern solar installations. Whether you're looking to reduce grid dependence, improve backup power capabilities, or maximize solar energy usage, the Energy Cube delivers reliable performance with industry-leading flexibility and long-term value.