DCTA 14-X

14-X
Role Scramjet engine
National origin Brazil
Manufacturer Department of Aerospace Science and Technology (DCTA)
Designer Institute of Advanced Studies of the DCTA
First flight 14 December 2021
Status Flight testing
Primary users Brazilian Air Force
Brazilian Space Agency

The 14-X is a Brazilian scramjet engine in development by the Aerothermodynamics and Hypersonics Laboratory Henry T. Nagamatsu of the Institute of Advanced Studies (IEAv) of the Department of Aerospace Science and Technology as part of the PropHiper (Portuguese: Projeto de Propulsão Hipersônica 14-X). The name is a reference to the 14-bis, of the Brazilian inventor and aviation pioneer Alberto Santos-Dumont.

The Brazilian Air Force conducted the first qualification test flight of the 14-X engine on 14 December 2021 from the Alcântara Space Center.