Universal Hydrogen Advances ATR 72 Retrofit STC With FAA

Graham Warwick September 14, 2023

Flight testing of UH2’s Dash 8-300 propulsion testbed has been relocated to Mojave in California.

Credit: Universal Hydrogen
Universal Hydrogen has reached a key milestone in its plan to convert the ATR 72 regional turboprop to zero-emission hydrogen-electric propulsion. The FAA has accepted the startup’s application for supplemental type certification (STC) of the retrofit and taken a step toward establishing the...
Graham Warwick

Graham leads Aviation Week's coverage of technology, focusing on engineering and technology across the aerospace industry, with a special focus on identifying technologies of strategic importance to aviation, aerospace and defense.

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