High Precision NEMA 17 3 Phase Stepper Motor 0.32Nm (45.32oz.in) | Low Noise Motion for Robotics & Automation

NEMA 17 3 Phase Stepper Motor for Industrial Automation

This advanced 3 phase stepper motor provides precise positioning performance and stable torque output of 0.32Nm (45.32 oz.in).
Compared with traditional 2 phase motors, a 3 phase motor ensures smoother rotation, lower noise, and better acceleration response.
Perfect for automation solutions, robotic arms, linear modules, and various motion control systems.

Why Choose a 3 Phase Stepper Motor

• Smoother motion with less resonance
• Higher performance under the same motor size
• Better torque maintenance at higher speed
• Longer lifetime and improved stability

Key Specifications

Step Angle	1.2° ±5%
Phase	3 phase motor
Holding Torque	0.32 Nm / 45.32 oz.in
Rated Phase Voltage	5.4 VDC
Rated Phase Current	1.5 A
Phase Resistance	3.6 Ω ±10% (20°C)
Phase Inductance	7.0 mH ±20%
Insulation Class	Class B
Insulation Resistance	100MΩ (500V DC)
Operating Voltage	12-36 VDC with 3 phase stepper motor driver
Motor Weight	Approx. 0.35 kg
Ambient Temperature	-20°C to +50°C
Humidity	15% to 95% RH
Recommended Driver	3 phase driver

Wiring Information

U = Red | V = Yellow | W = Green

Applications

• Robotics & industrial automation
• CNC platforms and precision machinery
• 3D printers and linear actuators
• Medical and laboratory devices
• Pick & place equipment and semiconductor tools

Product Advantages

• High accuracy 1.2° stepping
• Low vibration and long operational life
• Compact 42mm frame size
• Customizable shaft and cable length

FAQ About 3 Phase Motors

What is a 3 phase motor?
A 3 phase motor uses three windings energized sequentially to achieve smoother rotation and higher efficiency than single or 2 phase motors.

Difference between 2 phase vs 3 phase stepper motor?
3 phase stepper motors provide improved motion smoothness, reduced vibration, and stronger torque output under speed.

Single phase vs 3 phase motor?
Single phase is for low power consumer devices.
3 phase motors are designed for industrial automation with higher performance and stability.

Customization Support

We offer OEM options including shaft type, connector, cable length, and special mounting request.

Send us your requirements today to get a fast quotation.

Download Datasheet

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

📄 Download PDF Datasheet