Space Tech Expo Europe | B2B Matchmaking 2025

18 – 20 Nov 2025 | Bremen, Germany

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ProductUpdated on 4 November 2025

ISPTech Green Hypergolic Propulsion System

Head of Business Operations at ISPTech - InSpacePropulsion Technologies

Ludwigsburg, Germany

About

Status

  • Propulsion system In Orbit Demonstration planned for 2027

  • Thruster and propellant ignition demonstrated under vacuum conditions

  • 200 N thruster TRL 4 (Part of ESA FIRST! Initiative)

  • 22 N thruster TRL 5

Your benefits:

  • Unique hypergolic propellant: no preheating, no catalyst

  • Up to 310 s specific impulse

  • Pulse Duration < 100 ms

  • Excellent storage density: up to 1,440 kg/m3 for oxidizer, up to 1,100 kg/m3 for ionic fuel

  • 1:1 replacement for current hypergolic propulsion system

Looking for

  • Buyer
  • Demonstration / Pilot projects

Applies to

  • Earth observation
  • Engines
  • Satellite navigation
  • Space
  • Space exploration
  • Space technology

Organisation

ISPTech - InSpacePropulsion Technologies

Start-up

Ludwigsburg, Germany

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