Ground testing of flight-standard engine and propeller for RTX Hybrid-Electric Flight Demonstrator begins in Quebec LONDON, July 21, 2026 /PRNewswire/ -- Farnborough International Airshow– Pratt & Whitney Canada today announced a new phase in the RTX Hybrid-Electric Flight Demonstrator project, with ground testing of the flight-standard propulsion system and propeller in Longueuil, Quebec. Following completion of the ground test, the hybrid-electric propulsion system will be installed on the De Havilland Canada Dash 8-100 experimental aircraft, with the first flight expected in 2027. Pratt & Whitney is an RTX (NYSE: RTX) business.