The Fox ESS CM2800 2.74kWh HV Master Battery is a lithium iron phosphate (LiFePO4) battery designed for use in home solar power systems. It has a usable capacity of 2.74kWh and can be expanded up to 16.44kWh by adding additional CM2800 batteries.

The CM2800 Master Battery includes the Battery Management Unit (BMU) which is responsible for monitoring the health and safety of the battery, including cell voltage, temperature, and current. The BMU also communicates with the inverter to ensure that the battery is charged and discharged safely and efficiently.

This battery requires a MINIMUM of 2 modules to work (Master + Slave), This battery can have a MAXIMUM of 7 modules in a stack (1x Master + 6x Slaves)

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Fox ESS CM2800 2.74kWh

Fox ESS CM2800 2.74kWh HV Master Battery +BMU

Fox ESS CM2800 2.74kWh Datasheet

  • Usable capacity of 2.74kWh
  • Scalable design allows for expansion up to 16.44kWh
  • Long lifespan with over 6000 cycles at 80% depth of discharge
  • High efficiency with round-trip efficiency of 94%
  • Safe and reliable LiFePO4 chemistry
  • Easy to install with a plug-and-play design
  • Warranty: Typically 10 years