Intelligent Energy Storage Solutions
Why Choose Fox ESS?
Intelligent Energy Storage Solutions
Industry-leading hybrid inverters and battery systems with smart monitoring. Take control of your energy with Fox ESS technology.
Cutting-edge inverter and battery technology designed for the UK market, delivering reliability, efficiency, and intelligent energy management.
01.
High Efficiency
Up to 97.8% inverter efficiency ensures maximum energy conversion from your solar panels to usable power.
02.
Scalable Storage
Modular battery design allows expansion from 2.56kWh to 23kWh+ to match your growing energy needs.
03.
Rapid Charging
Advanced charge/discharge rates up to 1C allow quick battery response for optimal energy management.
04.
EPS Backup
Emergency Power Supply function provides automatic backup during grid outages in under 10ms.
05.
Smart BMS
Intelligent Battery Management System monitors and optimises cell performance for maximum lifespan.
06.
Peak Shaving
Intelligent algorithms reduce peak demand charges by storing cheap-rate energy for high-demand periods.
Single-Phase Hybrid Inverter
Fox H1 Hybrid Inverter
The Fox H1 Hybrid inverter intelligently manages solar generation, battery storage and household energy use in one compact system, making it ideal for typical UK residential installations.
- 3.7–6kW output range
- Dual MPPT trackers
- Integrated EPS backup
- IP65 weather-rated enclosure
- Smart monitoring via FoxCloud
Three-Phase Hybrid Power
Fox H3 PRO Hybrid Inverter
Designed for larger homes and high-demand systems, the Fox H3 Hybrid inverter delivers powerful three-phase solar conversion with advanced battery integration.
- Three-phase hybrid system
- High-voltage battery compatible
- Dual MPPT trackers
- Smart load management
- Remote monitoring via FoxCloud
High-Voltage Energy Storage
Fox EP6 / EP12 Battery
The Fox EP series batteries provide flexible solar energy storage, allowing homeowners to store excess generation and use it when electricity demand is highest.
- 6.6–12.4kWh
- Lithium iron phosphate chemistry
- Expandable system capacity
- High cycle lifespan
- Designed for Fox hybrid inverters
Panel-Level Power Conversion
Fox Micro Inverter
Fox microinverters convert solar power directly at each panel, improving performance in shaded conditions and allowing systems to scale easily over time.
- Panel-level power conversion
- Individual panel monitoring
- Improved shading performance
- Simplified system expansion
- Plug-and-play installation
FOX CLOUD 2.0 APP
Smart Energy Control for Your Entire System
The FoxCloud app puts you in command of your energy system. Monitor performance, track savings, and optimise your energy usage from anywhere in the world.
Real-Time Monitoring
Track solar generation, battery status, and consumption instantly
Energy Insights
AI-powered recommendations to optimise your energy usage
Smart Alerts
Receive notifications for system events and maintenance reminders
Cloud Data
Access historical data and performance trends from anywhere



