All ESI Actuators can be paired with Our Radiation Tolerant Space Motion Controllers.
Actuator Applications
ESI Motion actuation products operate and control a variety of systems needed to complete successful missions. From Satellites to Vehicles and other equipment utilized for space exploration, the right controller must have to capabilities of operating in extreme conditions of space with reliability and precision. Some Applications ESI Motion has provided actuation products for include:
- Solar Array Drive Assemblies (SADA)
- Lunar and Space Vehicle Control Systems
- Satellite Positioning Control
- Space-Rated Robotic Arms
- Valve Control
We have the experience and expertise to provide the solutions you need.

Solaris SADA Actuator (Single-Axis)
Offered in Single-Axis configuration, Solaris is perfect for your stepper motor satellite applications.
Order a full system with our Solar Array Drive Electronics and your system will arrive completely tuned and ready to go! Contact Us to see how both SADA and SADE can help you with your application.

SADA Features
- Radiation Tolerant, High-Performance Actuator
- Incorporates fail-safe mechanisms to enhance mission reliability
- Communication Interfaces
- CAN
- RS422
- Zero backlash, 0.1 degree pointing accuracy, 0.015 degree step size and microstepping to less than 0.0001 degree.
- User-friendly GUI with Integrated Oscilloscope
- Motor Type: Stepper Motor
Solaris Single-Axis Specifications
Unpowered Holding Torque: | 3 NM |
---|---|
Max Load (Output Torque): | 20 NM |
Torsional Stiffness: | 1e4 NM/rad |
Load Capacity: | 800 N |
WEIGHT: | 2kg (4.4lbs.) |
SIZE: | 4.4" H, 3.4" Dia |
Operating Temperature: | – 40 °C to 71 °C |
Solaris SADA Actuator (Dual-Axis)
Also available in a Multi-Axis configuration, Solaris is perfect for your stepper motor satellite applications where multiple axis are needed.
Order a full system with our Solar Array Drive Electronics and your system will arrive completely tuned and ready to go! Contact Us to see how both SADA and SADE can help you with your application.

SADA Features
- Radiation Tolerant, High-Performance Actuator
- Incorporates fail-safe mechanisms to enhance mission reliability
- Communication Interfaces
- CAN
- RS422
- Zero backlash, 0.1 degree pointing accuracy, 0.015 degree step size and microstepping to less than 0.0001 degree
- User-friendly GUI with Integrated Oscilloscope
- Motor Type: Stepper Motor
Solaris Dual-Axis Specifications
Unpowered Holding Torque: | 3 NM |
---|---|
Max Load (Output Torque): | 20 NM |
Torsional Stiffness: | 1e4 NM/rad |
Load Capacity: | 800 N |
WEIGHT: | 5kg (11 lbs.) |
SIZE: | 7.08" H, 4.98" Dia |
Operating Temperature: | – 40 °C to 71 °C |
Titan SADA Actuator
The Titan is a high-load, radiation-tolerant single-axis actuator designed specifically for spacecraft applications - utilizing groundbreaking advancement in engineering, designed to withstand the harshest radiation environments with unwavering precision while providing stability under many types of loads
Order a full system with our Solar Array Drive Electronics and your system will arrive completely tuned and ready to go! Contact Us to see how both SADA and SADE can help you with your application.

SADA Features
- Radiation Tolerant, High-Performance Actuator
- Available Configurations for Single-Axis
- Communication Interfaces
- CAN
- RS422
- Zero backlash, 0.1 degree pointing accuracy, 0.015 degree step size and microstepping to less than 0.0001 degree.
- User-friendly GUI with Integrated Oscilloscope
- Motor Type: Permanent Magnet
Solaris Dual-Axis Specifications
Unpowered Holding Torque: | 6.75 NM |
---|---|
Max Load (Output Torque): | 226 NM |
Torsional Stiffness: | 1.9e4 NM/rad |
Load Capacity: | 6,600N N |
WEIGHT: | 6kg (13.2 lbs.) |
SIZE: | 3.75" H, 7" Dia |
Operating Temperature: | – 40 °C to 71 °C |
Please download our Actuator Datasheets or Contact Us for more information!
SADA Downloadable Materials:

Contact Us:
Our Space Actuators are a great choice for space applications as they flow seamlessly with our space-rated controllers for peek performance and maximum reliability. For more information contact us by calling +1.800.823.3235 or email us at sales@esimotion.com.
Our team at ESI Motion is ready to provide personalized assistance, answer your questions, and discuss customized solutions tailored to your requirements. If you’ve got any questions, we’ve probably got them answered here on our FAQ. If you need any technical support, our team is here to help.
Contact us today to discover the future of motion control technology.