ST-25 Hall Thruster
Space Electric Thruster Systems (SETS)
The ST-25 is a compact Hall-effect thruster designed for small satellite missions, offering efficient, low-thrust propulsion with high specific impulse.
Typed specifications19 values
Discloses 9 of 10 fields engineers filter by in this category (category median 3).
- Propulsion family
- electric datasheet p.1
- Mass
- 1 kg including two cathodes · datasheet p.1
- Thrust
- 5 mN min · datasheet p.1 15 mN max | 5–15 mN
- Envelope (L×W×H)
- 123 x 101 x 72.5 datasheet p.1
- Specific impulse
- 950 s min · datasheet p.1 1 500 s max | 950–1 500 s
- Total impulse
- 75 000 N·s max · datasheet p.1
- Propellant
- Xenon, Krypton datasheet p.1 krypton
- Power consumption
- 100 W Total power consumption · datasheet p.1 100 W min · total power consumption | 250 W max · total power consumption
- TRL
- 9 datasheet p.1
- Thruster technology
- Hall effect datasheet p.1
- Power at thrust
- 100–250 W total power consumption · datasheet p.1
- Satellite class
- smallsat 100-500 kg datasheet p.1
Each value is typed with its unit and measurement condition and cites the datasheet page it was taken from. Nothing is guessed: a field that is absent here has not been published by the manufacturer. machine-extracted ✓ checked by NewSpace Market ✓ manufacturer confirmed by the manufacturer.
As published by the supplier11 lines, in the manufacturer's own wording
- Consumption power
- 100-250 W
- Thrust
- 5-15 mN (0.005-0.015 N)
- Specific impulse
- 950-1500 s
- Efficiency
- Up to 40%
- Propellant
- Xenon, Krypton
- Power
- 100–250 W
- Total Impulse
- Up to 75 kN•s
- Mass
- 1 kg
- Dimensions
- 123 x 101 x 72.5 mm
- Cathode type
- Heated hollow cathode(s)
- TRL Level
- 9
About
The ST-25 is a compact Hall-effect thruster specifically engineered for small satellite missions, where size, efficiency, and reliability are paramount. Its innovative architecture incorporates a permanent magnet in the central core, which facilitates a simplified and robust magnetic circuit. This design choice not only enhances the system’s reliability but also contributes to reduced system complexity and lower power consumption. Developed to meet stringent manufacturing and technological standards, the ST-25 has a proven track record of successful operation on board spacecraft. This thruster delivers efficient, low-thrust propulsion coupled with high specific impulse, making it an ideal solution for precise maneuvering requirements and extended-duration missions in space.
Documentation
Need the full ICD, test reports or a specific revision? Ask the supplier directly.