HARDWARE / PRODUCTUpdated 9 Aug 2026

Deployment Sequencer BU-12

KOSMOLAB Launch Services
Deployment Sequencer BU-12

The Deployment Sequencer BU-12 receives an activation signal from a launch vehicle to initiate a mission cyclogram, providing output signals for satellite deployment and returning telemetry information.

Key figurescomparable across the catalogue

Mass
4.5 kg
Largest dimension
300 mm

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

Dimensions (L×W×H)
300 × 235 × 145 mm
Mass
4.5 kg
Payload supply voltage
28 V
Current per channel
2 A
Max total current
4 A
Battery capacity
4 Ah
Control channels
12
Operating temperature
−35°C to +60°C

About

The Deployment Sequencer BU-12 is a crucial component for space missions, designed to manage the deployment of satellites. Upon receiving an activation signal from the launch vehicle, it initiates a pre-programmed mission cyclogram. This sequencer then provides targeted output signals to trigger the deployment mechanisms for each satellite. In addition to controlling deployment, the BU-12 also transmits telemetry information back to the launch vehicle, confirming the successful actuation of the mechanisms and the deployment of the satellites. This ensures reliable and verifiable satellite release during orbital insertion.

Documentation

Need the full ICD, test reports or a specific revision? Ask the supplier directly.

Source: kosmolab.ru ↗

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