HARDWARE / PRODUCTUpdated 24 Jul 2026

XFC unit

Glavkosmos
XFC unit

The XFC unit is a xenon flow controller designed to supply and regulate the total flow rate and its normalized distribution between anode and cathode units, while also maintaining the operating discharge current at a specified level.

Key figurescomparable across the catalogue

Mass
1.28 kg
Largest dimension
184 mm
Design life
16 years
Lead time
9 months

Normalised to common units so this product can be compared with others in its category. The supplier's own wording is below.

As published by the supplier

Purpose
Is intended for supplying and regulation of the total flow rate and its normalized distribution with the required ratio between the anode and cathode units, as well as for maintaining the operating discharge current at specified level.
Year of release
1996
Design life
16 years
Lead time
9 months
Flight qualification of the product
Yes
Possibility to adapt the product to customer requirements
Yes
Proof pressure / maximum operating pressure
1.5:1
Valve electric resistance
(210 ± 5) Ohm
Nominal valve pull-in voltage
27 V
Nominal valve retention voltage
8 V
Overall dimensions
184 × 67 × 158 mm
Mass
1.28 kg

About

The XFC unit is a xenon flow controller intended for use in electric propulsion systems. Its primary purpose is to supply and regulate the total flow rate of xenon propellant, ensuring its normalized distribution with the required ratio between the anode and cathode units. Additionally, it is responsible for maintaining the operating discharge current at a specified level. The unit consists of two xenon flow controllers and uses xenon as its propellant. It was first released in 1996 and boasts a guaranteed service life of 16 years. The product is flight qualified and can be adapted to meet specific customer requirements. The estimated production and delivery time is 9 months, not including the time needed for material procurement (4 months) and procurement of parts and components (6 months).

Documentation

No public datasheet yet — request the datasheet / ICD from the supplier.

Source: trade.glavkosmos.com ↗

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