Fox ESS - AIO Battery Module EQ4000

Product Description

The EQ4000 is a high-voltage, modular lithium iron phosphate (LiFePO₄) battery module designed to expand storage capacity in Fox PowerQ AIO systems—a hybrid inverter and battery solution. It’s intended for zero-tool, plug-and-play installation, enhancing flexibility and scaling in clean energy storage deployments.

Each module provides 3.97 kWh of usable energy and allows stacking 2 to 5 modules for a total of up to 19.85 kWh per AIO unit.

Key Features

• Hybird PV Input Up to 22.8kW per PowerQ
• LFP Battery, Up to 20kWh per PowerQ
• Scalable Up to 4 Units, Totally Up to 80kWh Backup Capacity
• Both Wi-Fi & 4G Communication Available
• LRA Up to 110A
• Multiple Energy Operation Modes
• Compatible with Generator with Fox Hub G2

Product Specifications

• Max. PV input voltage: 600V
• MPPT Voltage Range: 80 ~ 550V
• Max. PV input current per MPPT: 28/14/14
• MPPT & Strings: 3 (MPPT 1: 2 Strings; MPPT 2&3: 1 String)
• Max. Continuous AC Out current : 47.5A
• CEC efficiency (PV): 97%
• Enclosure rating: Type 4X
• Cooling Method: Natural convection
• Display: LED, App, Website
• Communication Protocol:  WiFi, 4G, LAN
• Interface: CAN2.0, RS485, Meter, CT, ISO alarm, SUNSPEC