Unither Bioelectronics has demonstrated a three-minute helicopter flight powered by a PEM hydrogen fuel cell in Canada.
The Canadian Advanced Air Mobility (CAAM) board member claimed that Project Proticity demonstrated a world first for hydrogen-powered helicopter operations. The demonstration occurred at Roland-Désourdy Airport in Bromont, Québec, on March 27, 2025.
Test pilot Ric Webb flew the Robinson R44 Raven II, equipped with a dual PEM fuel cell and battery hybrid powertrain, under an experimental flight permit from Transport Canada Civil Aviation (TCAA).
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