Linear Nema 17 42SHD0003-85NK Stepper Motor with 4 Lead Screw Captive
This 2-phase stepper motor is specifically designed for CNC, laser, and 3D printer applications, featuring a built-in lead screw for direct linear motion conversion.
Product Overview
The Casun 42×42×34mm NEMA 17 Captive Stepper Motor delivers 0.4A current and 0.26N.m holding torque with CE certification. This hybrid stepper motor series provides powerful holding torque in a compact form factor ideal for space-constrained applications while maintaining high positioning accuracy.
Key Features
- Bipolar or unipolar versions available
- Hybrid stepper construction for reliable performance
- Standard NEMA 17 chassis for easy integration
- Available in single or dual axis versions
- Built-in lead screw eliminates external transmission parts
- CE safety certification and RoHS compliance
- Customizable lead and stroke lengths
- Engineering support available within 48 hours
Dimensions
Motor Specifications
| Step Angle |
1.8° |
| Frame Size |
42 mm |
| Number of Phase |
2 Phase |
| Rated Current |
0.4 A |
| Holding Torque |
260 mN.m |
| Resistance |
30 ohm |
| Inductance |
37 mH |
| Rotor Inertia |
38 g-cm² |
| Motor Weight |
0.2 kg |
| Number of Leads |
4 |
| Connection |
Bipolar |
Operating Specifications
| Maximum Temperature |
80°C maximum |
| Ambient Temperature |
-20°C to 50°C |
| Storage Temperature |
-20°C to 100°C |
| Humidity Range |
85% or less, non-condensing |
| Magnet Wire Insulation |
Class B 130°C |
| Insulation Resistance |
100M Ohm at 500 VDC |
| Dielectric Strength |
500 VDC for 1 min |
| Shaft Radial Play |
0.02 Max. (450g-load) |
| Shaft Axial Play |
0.08 Max. (450g-load) |
| Max. Radial Force |
28N (20mm from the flange) |
| Max. Axial Force |
10N |
Available Configurations
This motor is available in various body lengths (41mm, 54mm, 76mm, 83mm, 100mm) with multiple screw diameter, pitch, and length options to suit your specific application requirements.
If our standard motor cannot meet your needs, we can customize the motor according to your requirements. Customized content includes special shafts, winding parameters, installation dimensions, lead wires with special requirements, connectors, and more.
Optional Accessories
Encoder
Brake
Gearbox
Shaft
Please click the "Get a quote" button below to tell us your requirements