Fox ESS | H3 Smart | 12.0kW | 3-Phase Hybrid/AC Inverter

High-Efficiency Hybrid Inverter for 3-Phase Solar Systems

Product Overview

The FOX ESS H3 Smart 12.0kW 3-Phase Hybrid/AC Inverter (FE-H3-12.0-SMART) delivers high-capacity solar energy storage and efficient energy management for residential and small commercial installations. Offering true 3-phase backup power, plug & play installation, and remote monitoring via app or web portal, this inverter ensures reliable energy performance with minimal setup.

Built for maximum efficiency and flexibility, the H3 Smart 12.0kW is compatible with three battery types, features an IP65-rated enclosure for outdoor use, and includes an integrated DC switch and built-in fuse protection for safe and durable operation.

Key Features

Expandable & Flexible

• Rated Power: 12.0 kW for large residential and small commercial PV systems

• Hybrid/AC functionality for flexible solar integration

• True 3-phase backup power for uninterrupted energy supply

• Compatible with 3 battery types for flexible storage solutions

• Integrated DC switch

Smart Monitoring & Connectivity

• Remote monitoring via FOX ESS app and web portal

• Plug & Play installation with built-in fuse protection

Performance & Efficiency

• High efficiency (Euro Efficiency 97.2%) for optimal energy output

  IP65 enclosure suitable for indoor and outdoor installation

• 10-year warranty included

Technical Specifications

General Information

• Part Number: FE-H3-12.0-SMART

• Model: H3-12.0-Smart

• Series: FOX ESS H3 Smart

• Weight: 34 kg

• Warranty: 10 years

Electrical Performance

• Rated Power: 12,000 W

• Max AC Power (5 min): 12,000 W

• Surge AC Power (1 sec): 13,200 W

• Max DC Power: 22,500 W

• Max DC Current: 60 A

• Max DC Inputs: 3

• MPPT Quantity: 3

• Euro Efficiency: 97.2 %

• Transformer: HF

DC Input Specifications

• Min PPT Voltage: 140 V

• Max PPT Voltage: 1,000 V

• DC Startup Voltage: 140 V

• DC Shutdown Voltage: 1,000 V

• Max Input Voltage: 1,000 V

• DC Fuses: 1 included

• Connectors: MC4

• Included Connectors: 6

Design & Safety

• Integrated DC Switch: Yes

• Installation: Plug & Play

• Protection Rating: IP65 (suitable for outdoor installation)

• Monitoring: Remote via app or web portal

Applications 

• Large residential 3-phase solar PV installations

• Small commercial energy storage projects

• Systems requiring true 3-phase backup power

• Flexible hybrid or AC-coupled solar configurations