Electric Propulsion Sub-Systems

Aerojet Rocketdyne is the world leader in the development, qualification, and flight of electric propulsion sub-systems and components. Aerojet Rocketdyne has delivered more than 500 flight electric propulsion systems. Aerojet Rocketdyne also designs, develops and produces the power processing units (PPUs) that power electric thrusters.

For more information contact: ronald.corey@rocket.com

Electrothermal Propulsion (500s to 1000s Specific Impulse)

Product Image Product Number Description


  • 100 W Pulsed Plasma Thruster

MR-501 MR-502
  • 0.8 kW Electrothermal Hydrazine Thruster (Resistojet) 

MR-510 MR-510
  • 2 kW Hydrazine Arcjet and Power Processing Unit 

picture coming soon ESEX
  • 30 kW High Power Ammonia Arcjet and feed system 

Electrostatic Propulsion (>1000s Specific Impulse)

Product Image Product Number Description
Zero-Erosion™ XR-5

Zero-Erosion™ XR-5

  • 5 kW Hall thruster sub-system  (Flown on AEHF)

  • NASA’s Evolutionary Xenon Ion Engine (NEXT) 6.9 kW gridded ion thruster and feed system 

Data Sheets