German energy provider Enercity, together with Volkswagen Commercial Vehicles, has reached a significant milestone in vehicle-to-grid (V2G) technology: a fleet of electric vehicles fed electricity back into the public grid in Hanover and that energy was traded on the electricity spot market. Crucially, this happened not in a lab but in a genuine business-to-business operational environment.
Why this milestone matters
For the first time, a commercially operated EV fleet functioned collectively as a virtual power plant and storage system, actively participating in electricity market trading. Previous V2G demonstrations have largely remained confined to research settings or single-vehicle trials. This project shows the technology is ready for real-world deployment at fleet scale.
The project also demonstrated financial viability — it generated revenue. This is a critical proof point for fleet operators and energy companies across the EU considering V2G investments. With bidirectional charging infrastructure still maturing, Enercity and VW's results offer a compelling business case that could accelerate regulatory and grid adaptation across Europe.
For markets outside Germany, the implications are broad: any country with a growing EV fleet and flexible electricity markets could replicate this model. The convergence of electric mobility, energy storage, and grid services is no longer theoretical — it is commercially operational.
Source: Germany: Enercity successfully sells electricity from EV batteries on the power market - Electrive (EN)· Based on source, with AI-assisted rewriting.
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