Description

Fox ESS H3 Pro 25kW 3PH Hybrid Inverter – High-Capacity, Scalable Energy Management for Demanding Applications

The Fox ESS H3 Pro 25kW 3PH Hybrid Inverter is a high-performance solution designed to meet the energy needs of large-scale residential, commercial, and industrial solar and storage systems. Engineered for reliability, efficiency, and flexibility, this inverter is capable of handling demanding applications with ease. Its advanced features include three MPPT trackers, full three-phase emergency power capability, and the ability to connect multiple high-voltage battery systems, making it the ideal choice for large, energy-intensive installations.

Key Features

• 25kW Rated Power – Provides high-output energy conversion for larger installations.
• 3 MPPT Trackers – Maximizes energy harvest from multiple solar arrays for increased efficiency.
• Full Three-Phase Emergency Power Capability – Ensures continuous power supply during grid failures.
• Two Battery Inputs – Simplifies connection to high-voltage battery systems for increased flexibility.
• Modern & Functional Design – A sleek and durable design built for long-term performance.
• Remote Monitoring – Allows users to monitor system performance and make adjustments remotely.
• 10-Year Warranty – Comes with 5 years standard, extendable to 10 years with registration.
• Smart Meter & WiFi Dongle – Included for easy setup and monitoring.
  

Technical Specifications

• Rated Power: 25,000 W
• Min PPT Voltage: 160 V
• Max PPT Voltage: 1,000 V
• DC Startup Voltage: 160 V
• DC Shutdown Voltage: 1,000 V
• Max Input Voltage: 1,000 V
• Max DC Power: 37,500 W
• Max AC Power (5 Minutes): 25,000 W
• Surge AC Power (1 Second): 27,500 W
• Max DC Current: 96 A
• Max DC Inputs: 6
• Has DC Fuses: Yes (1)
• Connector Type: MC4
• Included Connectors: 12
• MPPT Quantity: 3
• Has Integrated DC Switch: Yes
• Euro Efficiency: 97.4%
• Transformer: N/A
• Warranty: 5 years (extendable to 10 years via registration)
  
• Supplier Part No: FE-H3-PRO-25.0
• Weight: 57.5 kg

Compatible Battery Systems

The Fox ESS H3 Pro 25kW Hybrid Inverter is configurable with the following battery systems:

• 1x FE-HV-BMS + (3-16)x FE-HV-2600
• 1x ECM-2900 (Master) + (2-6)x ECS-2900 (Slave) (Connector Type A)
• 1x ECM-2900 (Master) + (2-6)x ECS-2900 (Slave) (Connector Type B)
• 1x ECM-4100 (Master) + (2-6)x ECS-4100 (Slave)
• 1x ECM-4300 (Master) + (2-6)x ECS-4300 (Slave)
• 1x ECM-4800 (Master) + (2-6)x ECS-4800 (Slave)

This inverter can support a maximum of 2 stacks with 7 modules per stack (1x Master + 6x Slaves), allowing a total of 2x Master + 12x Slaves.

Fox ESS inverters are not compatible with SolarEdge or Huawei optimizers, but work with Tigo optimizers.

Applications

• Residential Solar Storage – Perfect for homeowners seeking to maximize solar energy usage and minimize grid reliance.
• Commercial & Industrial Backup Power – Keeps essential operations running during power outages or grid failures.
• Off-Grid & Hybrid Energy Systems – Enables energy independence by combining solar power and battery storage for maximum efficiency.
• Self-Consumption Optimization – Reduces energy costs by maximizing the use of solar-generated power, especially during peak demand.

What’s Included in the Box?

• Fox ESS H3 Pro 25kW 3PH Hybrid Inverter
• Smart Meter
• WiFi Dongle
• CT Clamps
• MC4 Connectors (x3)
• User Manual
• Installation Guide
  

Important Notes

• Fox ESS inverters are not compatible with SolarEdge or Huawei optimizers, but work with Tigo optimizers.
• Smart Meter and WiFi Dongle are included in packaging for easy installation and remote monitoring.
• Installation must be carried out by a qualified professional following local regulations.
• Solareon UK will not be held liable for any product malfunctions due to incorrect installation.
  

The Fox ESS H3 Pro 25kW 3PH Hybrid Inverter is a powerful, flexible, and efficient solution for large-scale energy storage applications, providing enhanced energy management for both residential and commercial setups.

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.