The Fox ESS CS4800 4.74kWh HV Battery is a lithium iron phosphate (LiFePO4) battery designed for use in conjunction with the Fox ESS Energy Cube CM4800 Master Battery to expand your home solar power system’s storage capacity. Up to 6 Slaves can be used. It does not have a built-in Battery Management Unit (BMU) and relies on the communication with the master battery for control and safety.

Interested in this product? Contact us for a quote.

Fox ESS CS4800

Fox ESS CS4800 4.74kWh HV Slave Battery

Fox ESS CS4800 4.74kWh Datasheet

  • Usable capacity of 4.74kWh
  • Scalable design: Up to 6 slave batteries can be connected in series with a CM4800 master battery for a total capacity of 33.24kWh
  • High efficiency with round-trip efficiency of 94%
  • Safe and reliable LiFePO4 chemistry
  • Easy to install with a plug-and-play design
  • Wide operating temperature range: -10°C to 55°C
  • Long lifespan: Over 6000 cycles at 80% depth of discharge
  • Warranty: Typically 10 years