The Fox ESS 23.3 kWh Battery, paired with the Fox ESS 5 kW Single-Phase Hybrid Inverter, delivers a high-capacity, efficient, and scalable home energy storage solution for larger households with higher electricity demands. Ideal for homes with substantial solar PV systems, EV charging, and high daily energy consumption, this system maximises solar self-consumption while providing reliable backup power and greater energy independence.
By storing excess solar energy generated during the day, the system allows you to power your home during the evening, overnight, or during peak electricity tariff periods, helping to reduce reliance on the grid and lower electricity bills. In the event of a power outage, the hybrid inverter automatically supplies backup power to priority household circuits, ensuring essential appliances continue operating with minimal disruption.
Key Benefits
- Reduce electricity bills by making the most of your stored solar energy.
- Keep essential household circuits powered during unexpected grid outages.
- Support higher evening energy consumption, including EV charging and multiple high-demand appliances.
- Expand battery capacity in the future with the modular Fox ESS battery system.
System Features
With 23.3 kWh of usable battery storage and a 5 kW single-phase hybrid inverter, this system provides:
- High-efficiency DC-coupled charging for maximum solar energy utilisation and minimal conversion losses.
- Intelligent energy management with seamless switching between solar, battery, and grid power.
- Stable and reliable single-phase power delivery for everyday household energy needs.
- Automatic backup power for priority circuits during power outages.
- Quiet operation with a scalable, future-ready battery design that can grow with your household’s energy requirements.
The Fox ESS 23.3 kWh Battery with the 5 kW Single-Phase Hybrid Inverter is an excellent choice for homeowners looking to reduce electricity costs, improve energy independence, and enjoy dependable backup power through a flexible, future-ready solar battery storage system.
About the Brand – Fox ESS
Fox ESS is a global clean-energy technology manufacturer known for producing high-efficiency solar inverters and long-life energy-storage batteries. Their systems are designed to deliver smart, reliable, and future-ready renewable energy solutions for modern homes.
Why Australians Choose Fox ESS:
- Clean Energy Council (CEC) approved
- Strong performance and long-term reliability
- Safe and durable LFP battery technology
- Smart app monitoring with remote access
- Growing Australian installer and support network
Fox ESS systems provide smart, stable, and cost-effective energy independence for homes looking to maximise their solar investment.





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