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FAA Greenlights First Electric Engine Propeller

Hartzell’s next-generation prop earns Part 35 type certification. Here’s what it means.

Beta Technologies Hartzell propeller electric aircraft engine prop for AAM
Hartzell’s latest Part 35-certified prop is tailored specifically for electric and hybrid aircraft, such as Beta Technologies’ CX300. [Courtesy: Beta Technologies]
Gemini Sparkle

Key Takeaways:

  • Hartzell received FAA Part 35 type certification for a new five-bladed, carbon-fiber propeller designed specifically for electric, hybrid-electric, and advanced air mobility (AAM) aircraft, prioritizing low-noise and high-performance.
  • This marks the first Part 35 propeller of its kind, developed and extensively tested in collaboration with Beta Technologies.
  • The newly certified propeller will be installed on Beta Technologies' CX300 and Alia aircraft, enabling future operational flights for AAM models, with the CX300 potentially debuting next year.
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The aviation industry has never seen a propeller quite like this before.

Hartzell—which has designed and built propellers for more than a century—on Monday revealed that the FAA awarded Part 35 type certification for a new prop tailored specifically to electric, hybrid-electric, and other advanced air mobility (AAM) aircraft.

Jack Daleo

Jack is a staff writer covering advanced air mobility, including everything from drones to unmanned aircraft systems to space travel—and a whole lot more. He spent close to two years reporting on drone delivery for FreightWaves, covering the biggest news and developments in the space and connecting with industry executives and experts. Jack is also a basketball aficionado, a frequent traveler and a lover of all things logistics.

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