Fox ESS EP6 5.76kWh Li-ion Battery w/ heating function

The Fox ESS EP6 Plus is a high-voltage lithium iron phosphate (LFP) battery designed for reliable and flexible energy storage. Each unit provides 5.76 kWh of usable capacity and can be expanded up to 23.04 kWh per inverter battery port by connecting up to four batteries in parallel via the dedicated Fox ESS 4-way junction box.

An integrated self-heating function enables stable charging and discharging performance in low ambient temperatures, making it suitable for year-round operation in colder climates.

The EP series is fully compatible with Fox ESS single-phase and three-phase hybrid and AC-coupled inverters, offering a scalable solution for both residential and light commercial installations.

Technical

• Battery type: LFP (LiFePO ₄ )
• Nominal energy: 5.76kWh
• Operating voltage: 174 – 219V
• Max. charge current: 30A
• Max. discharge current: 30A
• DoD:90%
• Round-trip efficiency: >95%
• Scalability:Max. 4 units in parallel
• Weight: 51kg
• Dimensions: 380 x 640 x 185mm
• IP rating: IP65
• Operating temperature: -25°C – 55°C
• Humidity: 5 – 95% (no condensation)
• Warranty: 10 years

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