Fox ESS UK are delighted to announce a strategic partnership with Axle Energy, a flexibility platform innovator. The collaboration is designed to empower residential and commercial energy users by integrating Fox ESS systems into Axle’s advanced energy flexibility and market participation ecosystem.

This partnership will enable customers with Fox ESS battery and solar systems to join one the of the UK’s leading Virtual Power Plants (VPP) and play a critical role in the decarbonisation of the UK’s grid. In return, Fox ESS owners will be rewarded for their participation creating an additional revenue opportunity for our customers.
We are excited to work with Axle Energy to offer Fox ESS customers a pathway to VPP participation and new value streams. By combining Fox ESS’s robust energy storage and inverter technologies with Axle’s VPP and asset optimisation capabilities, we’re accelerating the energy transition and helping customers unlock the full potential of their assets.
Craig Woollaston, Technical & Product Director for Fox ESS UK
Axle Energy’s platform connects hundreds of thousands of flexible distributed energy assets including EVs, heat pumps, and home batteries to local and national energy flexibility markets. Through this integration, users can cut costs, reduce carbon emissions, and generate revenue by optimising energy use and participating in grid services.
We’re delighted to partner with Fox ESS and bring the benefits of our VPP to more customers. This collaboration supports both companies’ missions to create smarter, more resilient energy systems while delivering tangible financial benefits to end users.
Karl Bach, Axle Energy CEO
The partnership supports Fox ESS’s ongoing commitment to innovation and sustainability, enhancing the value proposition of its solar + storage systems through market-ready technology integration. Both companies will continue to explore additional avenues for collaboration to benefit stakeholders and accelerate distributed energy adoption.
Further Information
About Fox ESS
Fox ESS is a global leader in the development of advanced solar inverters, battery storage solutions, and EV charging technologies. With a strong focus on innovation, reliability, and sustainability, Fox ESS provides products that help homes and businesses generate, store, and manage clean energy intelligently. Fox ESS is recognised as a Tier 1 energy storage manufacturer, supports a range of residential and commercial customers, and offers localised UK service and support.
Learn more at: : https://fox-ess.uk/axle-vpp/
About Axle Energy
Axle Energy provides a flexible, scalable platform that connects distributed energy assets to electricity markets, enabling owners to cut costs, reduce carbon use, and create revenue. Utilising advanced forecasting, optimisation, and market access tools, Axle supports the participation of EV chargers, heat pumps, batteries, and other flexible demand assets in flexibility markets across Europe.
Learn more at: https://vpp.axle.energy/


