In Pictures: MAN eTGX electric truck feeds 350 kW back to grid in bidirectional charging trial

Bidirectional charging trials like SPIRIT-E aim to turn electric truck batteries into flexible grid assets.

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Depot charging infrastructure is central to MAN's plans for vehicle-to-grid energy management.

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The MAN eTGX demonstration showed electric trucks can return up to 350 kW to depot networks and the public grid.

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Charging hardware capable of bidirectional power flow underpins the SPIRIT-E project's energy-cost savings.

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MAN is working to bring bidirectional charging technology into series production following the trial.

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Partners in the TU Munich-led project report average energy-cost savings of around 10%.

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Electric fleets that can feed power back to the grid offer new revenue and savings opportunities for operators.

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Bidirectional charging could help depots and public networks balance demand as electric truck adoption grows.

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The SPIRIT-E demonstration marks a step toward integrating heavy electric vehicles into grid services.

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