HARDWARE / PRODUCTUpdated 24 Jul 2026

Electric Thruster for Spacecraft with Mass up to 3000 kg 1

Glavkosmos
Electric Thruster for Spacecraft with Mass up to 3000 kg 1

This is an electric, multimode thruster designed for spacecraft up to 3000 kg, featuring W-Ba emitter cathodes and a guaranteed service life of 15 years in GSO.

Key figurescomparable across the catalogue

Mass
5.2 kg
Power
1,350 W
Thrust
0.08 N
Specific impulse
1,550 s
Design life
15 years
Lead time
12 months
TRL
9

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
Propulsion system of spacecraft by mass up to 3000 kg.
Year of release
2002
Design life
15 (GSO) years
Lead time
12 months
Flight qualification of the product
Yes
Brief history of flight qualification
Geostationary SC "Exspress-A4" (launched on 10.06.2002). Operation fire time in orbit is > 2000 hours.
Possibility to adapt the product to customer requirements
Yes
Thrust
80 / 115 mN
Power
1.35 / 2.0 kW
Specific impulse
> 1550 s
Mass
5.2 kg
Designed service life
> 4000 hours

About

This electric thruster serves as a propulsion system for spacecraft with a mass up to 3000 kg. It is a multimode thruster utilizing cathodes based on W-Ba emitters. The product was released in 2002 and boasts a guaranteed service life of 15 years for geostationary orbit (GSO) applications, with a designed service life exceeding 4000 hours. It has flight heritage, having been qualified on the geostationary spacecraft “Exspress-A4,” launched on June 10, 2002, where it accumulated over 2000 hours of operation fire time in orbit. The manufacturer states the possibility to adapt the product to customer requirements. Estimated production and delivery time is 12 months.

Documentation

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

Source: trade.glavkosmos.com ↗

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