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NEMA 17 Lead Screw Stepping Motors 1.8° – T8×8 Linear Screw Actuator, 200mm Shaft Length Customizable
High-precision NEMA 17 lead screw stepping motors with T8×8 trapezoidal screw, 200 mm standard travel and customizable length.Designed for linear drive motor and stepper motor linear actuator applications requiring accurate positioning, stable thrust, and long service life.
Product Overview
This NEMA 17 lead screw stepping motors integrates a precision stepper motor with a T8×8 trapezoidal lead screw, forming a compact and reliable linear drive motor.
It converts rotary motion into accurate linear movement, making it ideal for automation systems, medical devices, laboratory equipment, and industrial screw actuator solutions.
With a standard screw length of 300 mm (custom lengths available), this stepper motor linear actuator delivers smooth motion, high positioning accuracy, and excellent repeatability.
Key Features
- 1.8° step angle for precise linear positioning
- T8×8 trapezoidal lead screw for stable thrust and low backlash
- Compact NEMA 17 frame (42 mm)
- Customizable lead screw length
- Optimized for actuador linear and automation systems
Technical Specifications
| Parameter | Value |
|---|---|
| Frame Size | NEMA 17 (42 mm) |
| Step Angle | 1.8° ±5% |
| Number of Phases | 2 Phase |
| Rated Voltage | 3.68 VDC |
| Rated Current | 2.0 A |
| Phase Resistance | 1.8 Ω ±10% (20°C) |
| Phase Inductance | 4.5 mH ±20% |
| Holding Torque | 0.55 N·m |
| Insulation Class | Class B |
| Insulation Resistance | ≥100 MΩ (500 VDC) |
| Operating Temperature | -20°C to +50°C |
| Ambient Humidity | 15% – 95% |
| Motor Weight | Approx. 0.4 kg |
| Recommended Driver | 2D4020A |
Lead Screw Specifications
| Item | Specification |
|---|---|
| Screw Type | Trapezoidal Lead Screw |
| Model | T8×8 |
| Lead | 4 mm |
| Standard Length | 200 mm |
| Customization | Available upon request |
Subdivision (Microstepping) Settings
| Microstep | Steps per Revolution | Linear Resolution (T8×4) |
|---|---|---|
| Full Step | 200 | 0.020 mm / step |
| 1/2 Step | 400 | 0.010 mm / step |
| 1/4 Step | 800 | 0.005 mm / step |
| 1/8 Step | 1600 | 0.0025 mm / step |
| 1/16 Step | 3200 | 0.00125 mm / step |
Encoder (Optional)
| Item | Description |
|---|---|
| Type | Incremental Encoder (Optional) |
| Function | Position feedback and closed-loop control |
| Application | High-precision linear actuator systems |
Wiring Diagram
| Wire Color | Function |
|---|---|
| Black | A+ |
| Green | A- |
| Red | B+ |
| Blue | B- |
Applications
- Linear positioning systems
- Automation equipment
- Medical and laboratory devices
- Industrial screw actuator mechanisms
- Precision linear power supplies control platforms
Download Datasheet
Download the full specification sheet for detailed parameters, wiring guide, and performance curves.
This stepper motor belongs to our Stepper Motor series, designed for industrial automation applications.
Frequently Asked Questions – Lead Screw Stepping Motor
What is a lead screw stepping motors?
A lead screw stepping motors is a type of stepper motor linear actuator that converts rotary motion into precise linear movement through a threaded lead screw.
It is widely used as a linear drive motor or screw actuator in automation, medical equipment, and industrial motion control systems.
What advantages does a T8×8 lead screw offer?
The T8×4 trapezoidal lead screw provides a 8 mm lead per revolution, offering a balanced combination of speed and positioning accuracy.
This design is ideal for actuador linear applications that require stable thrust and smooth linear motion.
Is the lead screw length customizable?
Yes. This lead screw stepping motor comes with a standard 300 mm screw length.
Custom screw lengths are available to meet different stroke requirements and installation constraints.
What is the linear resolution of this stepper motor linear actuator?
With a 1.8° step angle and a T8×8 lead screw, the full-step resolution is 0.020 mm per step.
By using microstepping, the resolution can reach up to 0.00125 mm per step (1/16 step),
making it suitable for high-precision linear drive motor systems.
Can this motor be equipped with an encoder?
Yes. An optional incremental encoder can be integrated to provide position feedback.
This allows closed-loop control and improved accuracy in demanding screw actuator and automation applications.
What applications is this NEMA 17 lead screw stepping motor suitable for?
This motor is commonly used in linear positioning systems, automation equipment, medical and laboratory devices,
industrial screw actuators, and precision motion control platforms including linear power supplies.
What type of driver is recommended?
A bipolar stepper motor driver with microstepping capability is recommended.
Proper current and voltage settings will ensure smooth operation and long service life of the
lead screw stepping motor.
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