NEMA 23 Linear Actuator Stepper Motor 57-76mm High Precision Lead Screw Motor with Fixed Shaft – Electric Linear Cylinder Push Rod

NEMA 23 High Precision Lead Screw Linear Actuator Motor

This NEMA 23 linear actuator stepper motor integrates a high precision lead screw drive system with a compact electric linear cylinder structure for stable and accurate reciprocating linear motion. Designed with a fixed shaft configuration and precision screw rod transmission, this lead screw motor delivers excellent positioning accuracy, smooth motion control, and reliable thrust performance for industrial automation applications.

The compact electric push rod actuator is suitable for CNC equipment, laboratory instruments, semiconductor automation, medical devices, textile machinery, robotic systems, and precision positioning applications requiring stable linear movement and long operational lifespan.

Key Features of the Linear Actuator Stepper Motor

• NEMA 23 57-76mm high torque stepper motor
• Integrated high precision screw rod linear drive system
• Compact electric linear cylinder design
• Stable reciprocating linear motion performance
• Fixed shaft lead screw motor structure
• Excellent positioning accuracy and repeatability
• Smooth low-noise linear transmission
• Ideal for automation and electric push rod systems
• Long service life and low maintenance operation
• Compatible with industrial motion control systems

Motor Technical Specifications

Item	Specification
Motor Type	Lead Screw Linear Actuator Stepper Motor
Frame Size	NEMA 23 / 57MM
Motor Length	76mm
Step Angle	1.8° ±5%
Number of Phases	2 Phases
Phase Voltage	3.6 VDC
Phase Current	4.0A
Phase Resistance	0.9Ω ±10% (20℃)
Phase Inductance	4.6mH ±20%
Holding Torque	1.8 N.m
Insulation Class	Class B
Insulation Resistance	100MΩ Min. (500V DC)
Ambient Temperature	-20℃ to +50℃
Ambient Humidity	15% to 95%
Motor Weight	Approx. 1.1 KG
Voltage Range	DC20-48V / AC24-36V
Recommended Driver	OK2D656T or OK2D872

Lead Screw Specifications

Lead Screw Parameter	Specification
Screw Type	High Precision Screw Rod
Screw Diameter	9.525mm
Lead Screw Pitch	5.08mm
Linear Step	0.0254mm
Screw Drive Mode	POM Nut Drive
Motion Type	Linear Reciprocating Motion
Structure	Fixed Shaft Linear Actuator

Excitation Sequence and Direction of Clockwise Rotation

Step	A+	B+	A-	B-	Direction
1	+	+	–	–	CW
2	–	+	+	–	CW
3	–	–	+	+	CW
4	+	–	–	+	CW

Motor Wiring Diagram

Motor Signal	Wire Color	Description
A+	Red	Phase A Positive
A-	White	Phase A Negative
B+	Green	Phase B Positive
B-	Green/White	Phase B Negative

Linear Motion Advantages

Compared with traditional belt transmission systems, this lead screw linear actuator motor provides higher positioning precision, improved rigidity, smoother linear movement, and better repeatability. The precision screw rod mechanism minimizes backlash and improves thrust stability for demanding industrial automation applications.

Applications of Electric Linear Cylinder Actuators

• CNC automation equipment
• Electric push rod systems
• Medical automation devices
• Semiconductor positioning equipment
• Laboratory instruments
• Industrial linear motion systems
• Packaging machinery
• Robotic positioning modules
• Textile and printing machinery
• Precision dispensing equipment

Why Choose Our Lead Screw Stepper Motor

Our NEMA 23 lead screw stepper motors are manufactured using precision machining processes and industrial-grade materials to ensure stable motion control performance and long operational life. Each linear actuator motor is tested for thrust output, positioning accuracy, and smooth reciprocating operation before shipment.

With compact structure, high torque density, and precision screw transmission, this electric linear cylinder solution is widely used in modern industrial automation and smart motion control systems worldwide.

Download Datasheet

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

📄 Download PDF Datasheet