Description
The KST CM509MG is a high-performance digital micro-actuator engineered for precision motion control in space-constrained industrial, robotic, and mechatronic systems. Despite its ultra-compact 15g footprint, this unit delivers a formidable 6.0kg-cm of stall torque combined with rapid transit speeds, making it an essential component for high-density automated assemblies, micro-scale robotics, and compact sensor-positioning hardware.
Equipped with a high-efficiency coreless DC motor and dual-ball bearing support, the CM509MG provides smooth, jitter-free positioning with minimal internal friction. Its advanced programmable firmware allows developers to fine-tune travel limits, neutral points, and acceleration profiles, offering the granular control necessary for complex linkage synchronization. As a reliable and high-value component, it is an excellent choice for professional-grade prototyping and high-density industrial automation projects where responsiveness and power density are critical.
Note: Product images are for reference only. The actual product may vary slightly in appearance or dimensions.
Key Features
- Ultra-Compact Profile: Optimized 23mm x 11mm x 24mm footprint facilitates seamless installation in high-density mechatronic assemblies and tight enclosures.
- High-Torque Density: Capable of delivering up to 6.0kg-cm of stall torque at 8.4V, providing powerful performance for challenging mechanical tasks.
- Coreless Motor Efficiency: High-performance coreless DC technology ensures rapid response times and consistent power delivery with reduced electrical loss.
- Programmable Logic: Advanced firmware supports digital adjustment of travel limits and signal parameters, simplifying system calibration.
- Industrial-Grade Build: Features dual-ball bearing (2BB) support for low-friction operation and enhanced mechanical reliability under continuous use.
- Precision Response: Engineered for rapid, transient-free positioning at 0.08 sec/60° transit speeds, essential for responsive control loops.
Benefits
- Optimized Cost-to-Performance: Delivers professional-grade performance and build quality at a highly competitive price point, ideal for industrial scale-up.
- Simplified Calibration: Programmable parameters enable quick fine-tuning of motion paths, reducing time spent on manual linkage adjustment.
- Reliable Load Management: High-torque output ensures steady performance even during high-resistance or high-vibration tasks.
- Versatile Integration: Compatible with 4.8V – 8.4V power architectures, allowing for easy deployment in diverse embedded and remote-controlled systems.
- Consistent Precision: Engineered for high repeatability, crucial for the reliability of multi-axis robotic joints and sensor orientation systems.
Applications
- Industrial Motion Control: Ideal for fine-tuning positioning in sensor arrays, automated gates, and compact industrial actuators.
- Precision Instrumentation: A preferred component for validating mechanical linkages in automated testing and new product development.
- Robotics & Mechatronics: Suitable for compact joint articulation, specialized gripper control, and micro-positioning hardware.
- Embedded Systems: Perfectly suited for developers integrating high-torque, high-accuracy motion capability into space-constrained enclosures.
Package Includes
- 1 x KST CM509MG Micro Servo
- 2 x Plastic Servo Horns
- 1 x Servo Horn Screw
- 4 x Mounting Screws
Specifications
| Parameter | Specification |
|---|---|
| Model Name | KST CM509MG |
| Operating Voltage | 4.8V – 8.4V DC |
| Stall Torque (@8.4V) | 6.0 kg-cm |
| Transit Speed (@8.4V) | 0.08 sec/60° |
| Motor Type | Coreless DC Motor |
| Bearings | Dual Ball Bearings (2BB) |
| Programmable | Yes |
| Weight | 15g ± 10% |











