Motor NEMA 17 0.9° Bipolar Stepper Motor 0.44Nm with Optional Single Shaft or Dual Shaft

This high precision motor NEMA 17 features a 0.9° step angle, 0.44Nm holding torque, and customizable shaft configurations including 10mm short shaft, 24mm front shaft, and optional dual shaft versions with 13mm or 15mm rear shaft. Designed for CNC equipment, 3D printers, robotics, and automation systems, the motor delivers smooth motion, accurate positioning, and excellent compatibility with mainstream stepper drivers.

Motor NEMA 17 with Optional Single Shaft or Dual Shaft Design

This high precision motor nema 17 is engineered for industrial automation, CNC systems, robotics, and motion control applications requiring flexible shaft configurations and accurate positioning performance.
The motor features a fine 0.9° step angle and 0.44Nm holding torque for smoother movement and higher resolution compared with standard 1.8° stepper motors.

In addition, this motor supports multiple shaft customization options including 10mm short shaft, 24mm extended shaft, and optional dual shaft configurations with 13mm or 15mm rear shaft designs.
Therefore, it is widely used in precision transmission systems, encoder assemblies, belt drive systems, and compact automation equipment.

Why Choose This Motor NEMA 17

  • High precision 0.9° step angle
  • 0.44Nm stable holding torque
  • Optional 10mm or 24mm front shaft
  • Optional dual shaft configuration
  • Rear shaft available in 13mm or 15mm length
  • Standard nema 17 size for easy installation
  • Compatible with common stepper drivers
  • Low vibration and smooth operation
  • Suitable for CNC and robotic systems
  • Custom shaft configuration available

Motor NEMA 17 Technical Specifications

Parameter Specification
Motor Type Motor NEMA 17
Step Angle 0.9° ±5%
Number of Phases 2
Phase Voltage 3.0 VDC
Phase Current 1.68A
Phase Resistance 1.65Ω ±10%
Phase Inductance 4.1mH ±20%
Holding Torque 0.44Nm
Insulation Class Class B
Insulation Resistance 100MΩ Min. (500V DC)
Ambient Temperature -20°C to +50°C
Ambient Humidity 15% to 95%
Motor Weight Approx. 0.38kg
Use Voltage 12–36VDC
Recommended Driver OK2D4020A

NEMA 17 Size and Shaft Dimensions

This motor follows standard nema 17 size specifications for compatibility with most CNC machines, 3D printers, and industrial automation systems.
The standard nema 17 shaft diameter is 5mm for easy integration with couplers, pulleys, and timing belt systems.

Mechanical Item Dimension
Frame Size 42 × 42 mm
Motor Body Length 48 mm
Front Shaft Options 10mm / 24mm
Rear Shaft Options 13mm / 15mm
Shaft Diameter 5 mm
Mounting Hole 4 × M3
Cable Length 500 mm

Excitation Sequence and Direction of Clockwise Rotation

STEP A+ B+ A− B−
1 + +
2 + +
3 + +
4 + +

Wiring Diagram

Wire Color Phase Description
Black A+ Phase A Positive
Green A− Phase A Negative
Red B+ Phase B Positive
Blue B− Phase B Negative

Applications of Motor NEMA 17

  • CNC engraving machines
  • 3D printer motion systems
  • Robotics and automation equipment
  • Camera sliders and pan-tilt systems
  • Encoder and dual shaft assemblies
  • Laser cutting equipment
  • Precision positioning devices
  • Industrial conveyor systems

Compatible Drivers

This motor nema 17 is compatible with TB6600, DM542, DRV8825, TMC2209, TMC5160, and A4988 stepper driver systems.

Download Datasheet

Download the full specification sheet for detailed parameters, wiring guide, and performance curves.

📄 Download PDF Datasheet

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