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Spacecraft Systems In Production

Micro Integrated Electromechanical Solar Array Drive Mechanism

The solar array drive mechanism (SADM) enables satellite solar panels to rotate for sunlight acquisition, tracking, and power optimization.

Micro Integrated Electromechanical Solar Array Drive Mechanism

Key Specifications

Model
C-SADM-4-2A
Transmission Power
≥ 1 kW
Flight Heritage
Prototype stage
Application
Microsatellite
Dimensions (mm)
Ø100 × 160
Weight (g)
1200
Published: October 16, 2025 Last updated: October 18, 2025
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Specifications

Technical Details

Comprehensive specifications and technical information

Quick Overview

The solar array drive mechanism (SADM) enables satellite solar panels to rotate for sunlight acquisition, tracking, and power optimization.

Key Specifications

ParameterValue
ModelC-SADM-4-2A
Transmission Power≥ 1 kW
Flight HeritagePrototype stage
ApplicationMicrosatellite
Dimensions (mm)Ø100 × 160
Weight (g)1200
Mounting MaterialTC4
Operating Temperature (°C)−25 to +65
Storage Temperature (°C)−30 to +70

Key Features

  • Integrated electromechanical structural design.
  • Lightweight and compact form factor.
  • High power-to-volume ratio.

Applications

  • Used for solar array deployment and power transfer in microsatellite platforms requiring efficient and reliable sun-tracking mechanisms.

Documentation & Resources

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Frequently Asked Questions

Common questions about Micro Integrated Electromechanical Solar Array Drive Mechanism

How much power can this solar array drive mechanism transfer?

The model C-SADM-4-2A transmits at least 1 kW of power while rotating the solar array for sun tracking.

What are the mechanism dimensions and weight?

The unit measures Ø100 × 160 mm and weighs about 1200 g on a TC4 titanium-alloy mounting.

What temperature range does it support?

It operates from −25 to +65°C and can be stored from −30 to +70°C.

What is the current development status?

The mechanism is currently at the prototype stage rather than in flight service.

What is the mechanism used for?

It rotates satellite solar panels for sunlight acquisition, tracking, and power transfer on microsatellite platforms.

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