The NEMA 17 Closed Loop Stepper Motor combines the simplicity of a traditional stepper motor with encoder feedback technology to deliver higher positioning accuracy, improved efficiency, and enhanced reliability. Equipped with a 1000PPR incremental encoder, this hybrid closed loop motor minimizes missed steps and reduces heat generation, making it ideal for demanding motion control applications.
Designed with a compact 42mm frame size and capable of delivering up to 0.53Nm holding torque, this motor is widely used in CNC machinery, laser engraving systems, packaging equipment, semiconductor equipment, robotics, and industrial automation systems.
Technical Specifications
| Parameter | Value |
|---|---|
| Motor Type | Hybrid Closed Loop Stepper Motor |
| NEMA Size | NEMA 17 |
| Model Number | 42BYGH48BH |
| Frame Size | 42 x 42 mm |
| Number of Phases | 2 |
| Step Angle | 1.8° |
| Holding Torque | 0.53 N·m |
| Rated Current | 1.7 A/Phase |
| Rated Voltage | 3.06 VDC |
| Phase Resistance | 1.8 Ω ±10% |
| Inductance | 23.7 mH ±10% |
| Encoder Resolution | 1000 PPR |
| Shaft Diameter | 5 mm |
| Shaft Length | 19 mm |
| Body Length | 60 mm |
| Insulation Class | B |
| Weight | 0.5 kg |
Applications
This NEMA 17 Closed Loop Stepper Motor is suitable for:
- CNC Routers
- Laser Engraving Machines
- 3D Printers
- Pick-and-Place Systems
- Robotics and Cobots
- Semiconductor Equipment
- Textile Machinery
- Packaging Machines
- Medical Devices
- Industrial Automation Equipment
Benefits of Closed Loop Stepper Motors
Compared with conventional open-loop stepper motors, closed-loop systems provide:
- Elimination of missed steps
- Higher positioning accuracy
- Reduced motor heating
- Lower operating noise
- Faster acceleration and deceleration
- Improved energy efficiency
- Increased machine reliability
Why Choose Our NEMA 17 Closed Loop Stepper Motor?
- High-quality 1000PPR encoder feedback
- Precise motion control performance
- Industrial-grade manufacturing standards
- Stable torque output
- Long operational lifespan
- Competitive OEM & ODM support
- Global technical support and fast delivery
Frequently Asked Questions
What is the advantage of a closed loop stepper motor?
A closed loop stepper motor uses encoder feedback to continuously monitor motor position, preventing step loss and significantly improving positioning accuracy and system reliability.
Is this motor compatible with standard NEMA 17 mounting dimensions?
Yes. The motor follows standard NEMA 17 mounting dimensions, allowing direct replacement of most conventional NEMA 17 stepper motors.
What applications is this motor best suited for?
It is ideal for CNC machines, robotics, packaging equipment, medical devices, semiconductor machinery, and other precision automation systems.
Can this motor be supplied with matching drivers?
Yes. Matching closed loop stepper drivers and motion control solutions are available upon request.
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