Description

2x Fox ESS EP11 Battery for 20.72kWh Not Including Combiner Box with 10-Year Warranty

The Fox ESS EP11 Battery is a high-capacity, scalable energy storage solution designed for residential and commercial applications. This setup includes two EP11 batteries, providing a total storage capacity of 20.72kWh for enhanced backup power and self-consumption optimization. Built with LiFePO4 prismatic cell technology, these batteries ensure high efficiency, long cycle life, and superior safety.

This package does not include the required combiner box (FE-JUNBOX-HV), which is necessary to stack multiple batteries in parallel.

Key Features:

• Total Capacity of 20.72kWh – Ideal for high-demand energy storage applications
• 384V High-Voltage System – Improves efficiency and minimizes energy loss
• Scalable System – Supports up to 4 units in parallel for further expansion
• IP65 Rated – Suitable for both indoor and outdoor installation
• Natural Convection Cooling – Passive cooling for silent operation
• Long Cycle Life – Over 4,000 cycles for extended durability
• 10-Year Warranty – Reliable and long-term performance
  

Technical Specifications:

• Battery Type: LiFePO4 Prismatic Cell
• Nominal Energy (Total System): 20.72kWh
• Nominal Voltage: 384V
• Operating Voltage Range: 348V – 438V
• Max Charge/Discharge Current: 27A per battery
• Recommended Charge Current: 13.5A per battery
• Peak Discharge Current: 65A (60s) per battery
• Peak Charge Current: 32.4A (5s) per battery
• Round-Trip Efficiency: ≥95%
• Depth of Discharge (DoD): 90%
• Cycle Life: ≥4,000 cycles
• Communication: CAN
• Display: LED*5
• Scalability: Maximum 4 units in parallel
  

Power Ratings:

• Continuous Discharge Rate (Normal Use): 10,368 W
• Maximum Discharge Rate (5 Minutes): 10,368 W
• Surge Discharge Rate (15 Seconds): 24,960 W
• Maximum Charge Rate (5 Minutes): 10,368 W
  

Operating Conditions:

• Installation Location: Indoor/Outdoor
• Operating Temperature:
• Charge: 0°C to 55°C
• Discharge: -10°C to 55°C
• Storage Temperature: 0°C to 35°C
• Cooling Method: Natural Convection
• Humidity: 5% – 95% (Non-condensing)
  
• Altitude: Max. 2,000m

Mechanical Characteristics

• Dimensions (Per Battery, WHD): 710mm × 625mm × 147mm
• Weight (Total System): 198 kg

Certifications & Safety Standards:

• Safety: IEC62619
• EMC Compliance: EN IEC 61000-6-1/3
• Transportation Standard: UN38.3
• Ingress Protection: IP65

What’s Included in the Box?

• 2x Fox ESS EP11 10.36kWh Batteries
• User Manual
• Installation Accessories

Important Notes:

• Combiner Box Required – This package does not include the FE-JUNBOX-HV, which is necessary for stacking multiple batteries in parallel.
• Scalable System – Can be expanded further by adding up to 4 batteries in parallel.
• Professional Installation Required – Must be installed by a qualified electrician.
• Compatible with Fox ESS H1, KH, H3, H3-Pro, and US Series inverters.
  

The 2x Fox ESS EP11 Battery System provides a high-efficiency, scalable energy storage solution, making it ideal for homeowners and businesses looking to maximize self-consumption, backup power, and energy independence.

Disclaimer:

All product information provided by Solareon UK is intended for general guidance only and may be subject to change or error. Solareon UK does not accept liability for any inaccuracies or omissions in the product specifications displayed. For accurate and detailed technical information, please refer to the manufacturer’s official datasheet available in the 'Downloads' section. We strongly advise confirming all critical details directly with the manufacturer prior to making purchasing or installation decisions.