Fox ESS G8 8.0kW Single Phase Solar Inverter

Fox ESS G8: The Smart Single Phase Inverter for High-Performance Homes

If you’re investing in a larger solar array and need a powerful, flexible inverter to match, the Fox ESS G8 delivers on every front. With up to 8.0kW of output, triple MPPT tracking, and seamless smart monitoring, it’s built for efficiency and long-term reliability , all backed by one of the fastest-growing solar tech brands in the world.

Triple MPPT Tracking for Optimised Energy Capture

Unlike many entry-level inverters, the Fox ESS G8 features three Maximum Power Point Trackers (MPPTs), giving you greater flexibility in how your solar panels are installed , and helping to maximise generation across varying roof angles or partial shading conditions.

• Supports multiple roof orientations and complex system layouts
• Improves yield in mixed sunlight conditions
• Helps future-proof your installation against shading or expansion

Smart Monitoring via App and Web Portal

The Fox ESS G8 makes it easy to stay in control of your solar system from anywhere. With real-time monitoring through the FoxCloud app and web interface, you can track energy production, system status and error reports at a glance.

• FoxCloud platform provides remote access and analytics
• Quick access to fault notifications and performance metrics
• Seamless integration with compatible batteries and meters

Built for Long-Term Efficiency and Reliability

Engineered with longevity in mind, the Fox ESS G8 features robust internal components and efficient thermal management, ensuring stable performance even in high-demand environments. It’s designed to operate quietly and effectively across a wide temperature range.

• Natural cooling design , no noisy fans required
• IP65-rated housing for indoor or outdoor installation
• Backed by a strong global brand with local UK support

Why Evergy Recommends This Product

The Fox ESS G8 is one of our top picks for households with mid-to-large solar PV systems looking for a smart, future-ready inverter that performs reliably across complex installations. Its triple MPPTs, app-enabled monitoring and solid build quality make it a standout in its class.

• Perfect for larger domestic systems or homes with multi-roof layouts
• Works seamlessly with Fox ESS batteries and other solar inverters
• Integrates easily with monitoring tools and CT clamps for full system visibility

Ideal for Larger Homes with Mixed Roof Space

If your property has multiple roof orientations, awkward shading, or you're planning a larger array with several strings of panels, the Fox ESS G8 is a natural fit. Its triple MPPT configuration gives you the freedom to design your system around your home’s unique layout.

• Handles complex or segmented panel setups with ease
• Provides high output for energy-hungry households
• Future-proof choice for users considering battery storage later on

Key Technical Specifications

Below are the headline specs for the Fox ESS G8. For full technical details, please refer to the ‘Specifications’ tab above.

• Max AC Output: 8.0kW
• MPPTs: 3 Maximum Power Point Trackers
• Efficiency: Max 97.8% / Euro 97.0%
• Ingress Protection: IP65 – suitable for indoor and outdoor use

Designed for Smart Tariffs and Solar Battery Integration

The Fox ESS G8 is fully compatible with time-of-use energy tariffs and integrates easily with solar battery systems , making it a strong choice for homeowners looking to maximise savings through off-peak usage and energy storage.

• Ideal for pairing with Fox ESS battery storage to shift solar energy usage
• Supports efficient charging during off-peak tariff periods
• Works with smart meters and monitoring tools

Learn more about solar incentives and grants to boost your system’s return on investment.

Ready to Upgrade Your Solar Setup?

The Fox ESS G8 is a high-efficiency inverter ideal for homeowners expanding their solar system or starting with a premium setup. Whether you're retrofitting or building new, this model provides long-term value and smart functionality from day one.

Explore compatible solar panels, batteries, and mounting systems to complete your installation, or get in touch with Evergy for installer support and system design advice.

Frequently Asked Questions

Can I install the Fox ESS G8 outside?
Yes, the G8 is IP65 rated, meaning it’s fully protected against dust and resistant to water jets , ideal for both indoor and sheltered outdoor installations.

Is this inverter compatible with battery storage?
Absolutely. The Fox ESS G8 pairs seamlessly with Fox’s range of battery products, allowing for smart energy storage and time-of-use tariff optimisation.