Pioneering wallbox charger allows parked EVs to store energy and feed back into homes when needed

Audi has begun trialling a new bidirectional charging system that will allow its vehicles to support a country’s national electricity grid.

Developed in partnership with German electrical infrastructure experts, Hager Group, the new trial involves an Audi e-tron and a next-gen wallbox charger that can not only charge the pure-electric SUV but also draw current from the car’s batteries during times of high household demand.

Developed for customers who have invested in solar or wind turbines, the new system could support a home on a day when there is either no sun or wind to produce power.
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https://www.motoring.com.au/audi-invents-vehicle-to-grid-charging-system-for-evs-125331/