Fox ESS

Fox ESS - Your partner for highly efficient energy solutions

Fox ESS is a world-leading manufacturer of hybrid inverters and energy storage systems. Developed by leading inverter and battery experts, our innovative products offer groundbreaking technology with efficiencies of up to 98.2% and unrivaled reliability for a sustainable energy future.

Groundbreaking Technology from World-Class Experts

Fox ESS was developed by some of the world's leading inverter and battery experts. Fox ESS's modern R&D center in Wuxi employs hundreds of engineers who continuously work to perfect Fox ESS products and ensure they are always at the forefront of innovation.

Technical Excellence of Fox ESS Systems

• Highest Efficiency: Up to 98.2% for three-phase and 97.4% for single-phase Systems
• Dual MPPT technology: Optimal performance even with different module configurations
• Lowest start-up voltage: Larger generation windows for maximum yield
• Modular design: Flexible system expansion according to individual needs
• Hybrid technology: Seamless integration of PV generation and battery storage
• FoxCloud monitoring: Remote monitoring via web portal and smartphone app
• Intelligent energy management: Automatic optimization for maximum self-consumption
• Robust design: Suitable for indoor and outdoor installation in all Climate Zones

The unique advantages of Fox ESS at a glance

Your entire energy system is smartly controlled

With the FoxCloud platform, you have complete control over your energy system. The innovative app enables real-time monitoring, automatic optimization, and intelligent energy management—all conveniently via your smartphone or web portal.

Innovation for a Greener Future

At Fox ESS, sustainable innovations are at the heart of our development work. Fox ESS creates solutions that are not only economically viable, but also actively contribute to the energy transition and climate protection.

A company with a global vision

Founded in 2019, Fox ESS is part of the Tsingshan Group, one of the largest steel producers in the world. This strong group of companies not only ensures financial stability, but also concentrated engineering power, which enables Fox ESS to deliver innovations quickly and already has partners and installers in over 100 countries.

The Fox ESS Vision and Mission:

Vision: To accelerate the energy transition through innovative, highly efficient technologies and to provide everyone with access to smart, sustainable energy enable.

Mission: To develop groundbreaking inverter and energy storage solutions that offer customers the most advanced product features, coupled with unrivaled performance and reliability.

Highest standards through international recognition

Fox ESS is committed to the most stringent quality and safety standards in the industry. Fox ESS products meet all major international certifications and have received multiple awards for their excellence.

World-class all-round service

As a Fox ESS customer, you benefit from a global service network and comprehensive support. From initial system planning to installation – as a Fox ESS partner, we accompany you to maximum energy efficiency.

Discover Fox ESS technology

Learn from our energy experts and experience the future of solar technology. Our team develops the perfect Fox ESS solution for your individual requirements.

Why choose FoxESS? Worldwide recognition through the "Top Brand PV" seal, groundbreaking hybrid technology, and efficiencies up to 98.2%. Become part of the energy revolution with Fox ESS!