Space · Precision · Engineering

Space Propulsion Products

Space Propulsion Products

Flight-proven propulsion and fluid management systems engineered for commercial, institutional and defense space missions.

Flight-proven propulsion and fluid management systems engineered for
commercial, institutional and defense space missions.

1200 +

Number of Units built

Made in

Europe

> 3200

acummulated years in orbit

Low Pressure Flow Control Units

3 Variants

Electric Pressure Regulators

3 Variants

High Pressure Flow Control Units

3 Variants

Cold Gas Thrusters

2 Variants

AST Space Components

2 Variants

Explore Our Product Families

Explore Our Product Families

A comprehensive portfolio of propulsion and fluid management technologies for modern spacecraft architectures.

A comprehensive portfolio of propulsion and fluid management technologies for modern spacecraft architectures.

Low Pressure Flow Control Units
Electric Pressure Regulators
High Pressure Flow Control Units
Cold Gas Thrusters
AST Space Components

Low Pressure Flow Control Units

Precise Flow Control for Electric Propulsion

The LP-FCU family is designed to provide highly accurate xenon flow control for electric propulsion systems. With a long operational life, low leakage and reliable performance, these units support a broad range of space missions.

KEY BENEFITS

Accurate mass flow control

Space qualified materials

Ultra-low leakage design

Flight proven technology

Compact and lightweight architecture

Read More

Product Variants

μFCU

Heritage Product

LP-FCU

Active Production

LP-SFS

Active Production

APPLICATIONS

Electric Propulsion

Ion Thrusters

Hall Effect Thrusters

Small Satellites

Low Pressure Flow Control Units

Electric Pressure Regulators

High Pressure Flow Control Units

Cold Gas Thrusters

AST Space Components

Low Pressure Flow Control Units

Precise Flow Control for Electric Propulsion

The LP-FCU family provides highly accurate xenon flow control for electric propulsion systems. Designed for long operational lifetimes, low leakage rates and reliable performance, these units support a broad range of satellite missions.

KEY BENEFITS

Accurate mass flow control

Space qualified materials

Ultra-low leakage design

Flight proven technology

Compact and lightweight architecture

Read More

Product Variants

μFCU

Heritage Product

LP-FCU

Active Production

LP-SFS

Active Production

APPLICATIONS

Electric Propulsion

Ion Thrusters

Hall Effect Thrusters

Small Satellites

Low Pressure Flow Control Units

Electric Pressure Regulators

High Pressure Flow Control Units

Cold Gas Thrusters

AST Space Components

Low Pressure Flow Control Units

Precise Flow Control for Electric Propulsion

The LP-FCU family provides highly accurate xenon flow control for electric propulsion systems. Designed for long operational lifetimes, low leakage rates and reliable performance, these units support a broad range of satellite missions.

KEY BENEFITS

Accurate mass flow control

Space qualified materials

Ultra-low leakage design

Flight proven technology

Compact and lightweight architecture

Read More

Product Variants

μFCU

Heritage Product

LP-FCU

Active Production

LP-SFS

Active Production

APPLICATIONS

Electric Propulsion

Ion Thrusters

Hall Effect Thrusters

Small Satellites

Insights

Stay Connected with AST

Explore the latest technical papers, company news, and upcoming industry events. Stay informed about our innovations, engineering expertise, and contributions to the global space community.

COMPANY NEWS

Latest Updates from AST

Follow product announcements, project milestones, company developments, partnerships, and the latest achievements from our teams across the aerospace industry.

Explore News

TECHNICAL PAPERS

Engineering Insights & Research

Explore whitepapers, technical publications, and engineering articles covering propulsion systems, fluidic technologies, qualification processes, and space-grade hardware development.

Explore Papers

EVENTS

Meet Us Around the World

Discover upcoming conferences, trade fairs, and industry events where AST showcases its technologies, connects with partners, and engages with the global space community.

Explore Events

FAQ

Frequently Asked Questions

What is the external leakage for AST's products?
What is the typical internal leakage for AST's products?
Is tank pressure influencing the HP-FCU's performance or flow capability?
What is the operating temperature range for units at high-pressure Xenon conditions?
What is the operating temperature range for units at high-pressure Krypton conditions?
Do AST's Pressure and Flow Control Units use orifices?
What is Fluidic SMD technology?
How are the fluidic components attached to the Flow Path Board?
What material is used for the Flow Path Board and its weld interfaces?
What high-pressure performance can a Fluidic SMD assembly achieve?
How does Fluidic SMD simplify spacecraft-level integration?

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