Description
The KST A15-1812 is a high-performance brushless actuator engineered for applications requiring superior efficiency, operational longevity, and high torque density. By utilizing an advanced brushless DC motor, this servo offers significant improvements in thermal management, electrical efficiency, and service life compared to traditional coreless or brushed counterparts. Housed in a precision-machined, anodized CNC aluminum chassis, the A15-1812 is designed to withstand the rigorous demands of continuous-duty industrial automation and high-load mechanical environments.
Engineered for mission-critical positioning, this servo features a hardened steel geartrain optimized for minimal backlash, ensuring absolute motion accuracy. Its professional-grade construction ensures reliable operation under varied load conditions, making it an essential component for automated testing equipment, precision robotic articulation, and complex industrial instrumentation. With wide-voltage support (6.0V – 8.4V), the A15-1812 provides the versatility required for integration into modern, high-efficiency automated control architectures.
Note: Product images are for reference only. The actual product may vary slightly in appearance or dimensions.
Key Features
- Brushless Motor Technology: Delivers superior energy efficiency, reduced maintenance, and an extended operational lifespan compared to conventional motor types.
- High-Torque Output: Engineered for high-load capacity, providing reliable force for complex mechanical linkages and automated gate systems.
- CNC Aluminum Housing: Precision-engineered chassis ensures structural stability and provides excellent thermal dissipation for high-duty cycle performance.
- Hardened Steel Geartrain: Features ultra-durable steel gears with minimal backlash, ensuring high-fidelity positional control.
- Compact Industrial Profile: Slim 15mm width allows for installation in high-density automated systems where space is at a premium.
- Professional Build Quality: Industrial-grade manufacturing ensures reliability and consistent performance in demanding environments.
Benefits
- Enhanced Operational Longevity: The brushless motor architecture eliminates brush wear, significantly increasing the mean time between failures (MTBF).
- Superior Thermal Management: The combination of brushless efficiency and an aluminum case allows for sustained operation without performance degradation.
- High-Precision Repeatability: Backlash-free geartrain design guarantees exact positioning, vital for automated assembly and instrumentation tasks.
- Versatile Integration: Compatible with a 6.0V – 8.4V input range, simplifying deployment across diverse industrial power supplies.
- Comprehensive Mounting Support: Includes a full set of installation hardware (grommets, eyelets, and various horns) to facilitate rapid mounting in industrial assemblies.
Applications
- Industrial Automation: Ideal for high-torque robotic joints, specialized conveyor diverters, and automated test rigs.
- Precision Instrumentation: Suitable for automated sensor orientation, optical alignment, and complex laboratory monitoring systems.
- Embedded Mechatronics: A robust solution for integrating high-efficiency motion capability into compact, automated enclosures.
- Advanced Prototyping: A preferred component for validating motion control systems in new product development and industrial engineering.
Package Includes
- 1 x KST A15-1812 Brushless Mini Servo
- 5 x Plastic Servo Horns
- 1 x Servo Horn Screw
- 4 x Mounting Screws
- 4 x Rubber Grommets
- 4 x Eyelets
Specifications
| Parameter | Specification |
|---|---|
| Model Name | KST A15-1812 |
| Motor Type | Brushless DC Motor |
| Operating Voltage | 6.0V – 8.4V DC |
| Stall Torque (@7.4V) | 1.8 N·m (approx. 18.3 kg-cm) |
| Rated Speed (@7.4V) | 0.18 sec/60° |
| Gear Material | Hardened Steel |
| Weight | 42g ± 10% |
| Dimensions | 35.5mm x 15mm x 32.5mm |










