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NEMA17 Stepper Motor 0.44Nm Bipolar 2A 0.9° Long Shaft 80mm for CNC & Automation
This high precision NEMA17 stepper motor features a 0.9° step angle, 0.44Nm holding torque, and an extended 80mm shaft design for industrial automation, CNC equipment, medical devices, and custom motion systems. The bipolar 2A configuration delivers smooth motion, high positioning accuracy, and excellent compatibility with common stepper driver NEMA 17 controllers.
Stepper Driver NEMA 17 Motor with 80mm Long Shaft
This stepper driver nema 17 motor is designed for precision motion control systems that require high positioning accuracy, stable torque output, and an extended shaft structure.
The motor features a 0.9° step angle, 0.44Nm holding torque, and an 80mm long shaft, making it suitable for CNC machines, industrial automation systems, robotics, laboratory devices, and custom transmission assemblies.
In addition, this nema17 stepper motor supports smooth low-speed operation and works with mainstream stepper drivers including TB6600, DM542, TMC2209, DRV8825, and A4988 controllers.
Therefore, it is widely used in high-precision positioning equipment and compact automation systems.
Why Choose This Stepper Driver NEMA 17 Motor
- High precision 0.9° step angle
- Extended 80mm output shaft design
- 0.44Nm stable holding torque
- Standard nema 17 dimensions
- Compatible with common stepper driver nema 17 controllers
- Low vibration and smooth motion
- Suitable for CNC and automation equipment
- Bipolar 4-wire configuration
- Excellent positioning repeatability
- Compact structure for industrial integration
Stepper Driver NEMA 17 Technical Specifications
| Parameter | Specification |
|---|---|
| Motor Type | NEMA17 Stepper Motor |
| Step Angle | 0.9° ±5% |
| Number of Phases | 2 |
| Phase Voltage | 2.8 VDC |
| Phase Current | 2.0A |
| Phase Resistance | 1.4Ω ±10% |
| Phase Inductance | 3.0mH ±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 |
| Recommended Driver | OK2D4020A |
| Use Voltage | 12–36VDC |
NEMA 17 Dimensions and Mechanical Structure
The motor follows standard nema 17 dimensions, allowing fast integration into CNC systems, automation devices, and robotic motion assemblies.
| Mechanical Item | Dimension |
|---|---|
| Frame Size | 42 × 42 mm |
| Motor Body Length | 48 mm |
| Shaft Length | 80 mm |
| Shaft Diameter | 5 mm |
| Mounting Hole | 4 × M3 |
| Lead Wire Length | 1000 ±20 mm |
Stepper Driver NEMA 17 Excitation Sequence
| STEP | A+ | B+ | A− | B− |
|---|---|---|---|---|
| 1 | + | + | − | − |
| 2 | − | + | + | − |
| 3 | − | − | + | + |
| 4 | + | − | − | + |
NEMA17 Stepper Motor 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 |
NEMA17 Stepper Motor Applications
- CNC engraving machines
- Industrial automation systems
- Robotic positioning equipment
- Camera slider systems
- Laser engraving machines
- Laboratory automation devices
- Precision transmission assemblies
- Custom motion control systems
Compatible Stepper Driver NEMA 17 Controllers
This motor is compatible with popular stepper driver nema 17 solutions including TB6600, DM542, DRV8825, A4988, TMC2208, TMC2209, and TMC5160 drivers.
Download Datasheet
Download the full specification sheet for detailed parameters, wiring guide, and performance curves.
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