Professional Fox ESS Battery & Inverter Installers

Precision installation and dedicated aftercare for the Fox ESS models we proudly offer. 

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Work with the UK’s Trusted, Solar Specialists.

At Sunlite, we help homeowners and businesses unlock the full potential of renewable energy. As an accredited Fox ESS batteries installation, maintenance and repair partner, we deliver high-performance battery storage and inverter systems that transform how you generate, store and use solar, specifically tailored to your property and your energy goals.

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About FOX ESS

Founded in 2019 and backed by the Fortune Global 500 Tsingshan Group, Fox ESS has quickly become a market leader in solar energy storage. Their advanced range of inverters, hybrid systems, and lithium-ion batteries is designed to maximise efficiency, reliability, and long-term performance,  making them one of the most trusted energy storage brands in the world.

From single-phase and three-phase solutions to scalable, high-capacity battery systems, Fox ESS products are built for flexibility and seamless integration with solar PV. With built-in smart technology, safety features, and compatibility with popular energy tariffs like Octopus, they offer an intelligent way to take control of your energy future.

What are the Benefits of a Fox ESS System?

Here are some benefits to consider: 

Whether you’re looking for a hybrid inverter, AC-coupled storage, or a fully integrated solar-plus-battery setup, Fox ESS has a solution to suit every property. Their modular design allows systems to be easily expanded as your energy needs grow.

Fox ESS systems offer intuitive remote monitoring via an app or online portal. Track performance in real time, manage battery usage, and integrate with energy-saving tariffs to optimise your savings.

The EP series batteries include built-in automatic fire suppression and battery heating technology to maintain safe operation and optimal performance- even in cold weather.

Using LiFePO₄ (lithium iron phosphate) cells, Fox ESS batteries deliver superior safety, a longer lifespan, and exceptional efficiency, helping you get the most from every unit of stored energy.

With dedicated technical support in the UK and comprehensive warranty assistance, Fox ESS provides peace of mind long after installation.

Fox ESS Product Range  

Fox Evo Range (Fox All-In-One)

Introducing next-generation integrated storage from Fox ESS. The EVO Series is a fully integrated inverter and battery solution with integrated EPS, that offers unrivalled performance. It’s a true all-in-one, boasting a minimalist design optimised for installation both indoor and outdoor locations. 

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EP12 Battery

The EP12 is a high-performance,wall-mounted 11.52kWh LFP scalable battery storage system that allows for maximum flexibility and makes it suitable for a broad range of storage applications. Additional batteries can be installed in parallel, allowing for a maximum storage capacity of 46.08kwh.

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EP6 Battery

The EP6 is the latest li-ion battery from Fox ESS’s EP range. It is a wall-mounted, 5.76kWh lithium battery with built-in heating technology. This battery is ideal for domestic or commercial use thanks to it’s smart design, high efficiency and vast scalability. 

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We can also install the EP5 and EP11 upon request. 

Why Choose Sunlite for your Fox ESS Installation?

With decades of experience in renewable energy and a proven track record across thousands of installations, Sunlite is a trusted partner for homes and businesses across the UK. Our team takes the time to understand your property and energy needs, designing bespoke systems that deliver maximum efficiency and long-term value.

We handle every part of the process, right from design and installation to aftercare and maintenance- ensuring your transition to smarter, cleaner energy is seamless and stress-free.

 

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Fully MCS-certified installers

Accredited Fox ESS Partner

Expert System Design & Installation

End-to-end Project Management, Maintenance and Support

Aftercare and System Optimisation included

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    FAQS Answered: FOX ESS Batteries & Inverters

    Where are Fox ESS batteries manufactured?

     Fox ESS is part of the Tsingshan Group, a global leader in green technology. Their products are manufactured in state-of-the-art facilities and built to the highest quality standards.

    Absolutely. Fox ESS systems are designed for UK conditions and are compatible with popular solar panel setups, including both single-phase and three-phase systems.

     Yes. The Fox ESS platform supports smart tariff integration, enabling you to charge and discharge your battery at optimal times to reduce costs.

     Most Fox ESS batteries come with a 10-year warranty and around 4000 charge/discharge cycles, offering excellent long-term reliability.

    Lithium iron phosphate (LFP) chemistry is known for superior thermal stability, higher safety, and longer lifespan compared to other lithium battery types. LFP cells are less prone to overheating and offer more stable performance.

    Yes. The self-heating function activates automatically in low temperatures to protect the battery and maintain charging performance. The system also includes thermal management to prevent overheating in warmer climates.

    Fox ESS batteries generally offer up to 90–95% usable DoD, meaning you can access nearly all of the stored energy.