China OEM Hobby Stepper Motor - Nema 17 (42mm) stepper motor – Thinker
China OEM Hobby Stepper Motor - Nema 17 (42mm) stepper motor – Thinker Detail:
>> Short Descriptions
Motor Type | Bipolar stepper |
Step Angle | 1.8° |
Voltage (V) | 2.6 / 3.3 / 2 / 2.5 |
Current (A) | 1.5 / 1.5 / 2.5 / 2.5 |
Resistance (Ohms) | 1.8 / 2.2 / 0.8 / 1 |
Inductance (mH) | 2.6 / 4.6 / 1.8 / 2.8 |
Lead Wires | 4 |
Holding Torque (N.m) | 0.25 / 0.4 / 0.5 / 0.7 |
Motor Length (mm) | 34 / 40 / 48 / 60 |
Ambient Temperature | -20℃ ~ +50℃ |
Temperature Rise | 80K Max. |
Dielectric Strength | 1mA Max. @ 500V, 1KHz, 1Sec. |
Insulation Resistance | 100MΩ Min. @500Vdc |
>> Certifications
>> Electrical Parameters
Motor Size |
Voltage/ Phase (V) |
Current/ Phase (A) |
Resistance/ Phase (Ω) |
Inductance/ Phase (mH) |
Number of Lead Wires |
Rotor Inertia (g.cm2) |
Holding Torque (N.m) |
Motor Length L (mm) |
42 |
2.6 |
1.5 |
1.8 |
2.6 |
4 |
35 |
0.25 |
34 |
42 |
3.3 |
1.5 |
2.2 |
4.6 |
4 |
55 |
0.4 |
40 |
42 |
2 |
2.5 |
0.8 |
1.8 |
4 |
70 |
0.5 |
48 |
42 |
2.5 |
2.5 |
1 |
2.8 |
4 |
105 |
0.7 |
60 |
>> General technical parameters
Radial clearance |
0.02mm Max (450g load) |
Insulation resistance |
100MΩ @500VDC |
Axial clearance |
0.08mm Max (450g load) |
Dielectric strength |
500VAC, 1mA, 1s@1KHZ |
Max radial load |
25N (20mm from flange surface) |
Insulation class |
Class B (80K) |
Max axial load |
10N |
Ambient temperature |
-20℃ ~ +50℃ |
>> 42HS2XX-X-4A motor outline drawing
>> Torque-frequency curve
Test condition:
Chopper drive, half micro-stepping, drive voltage 40V
>> About us
Each product is carefully made, it will make you satisfied. Our products in the production process have got strictly monitored, because it is only to provide you the best quality, we will feel confident. High production costs but low prices for our long-term cooperation. You can have a variety choices and the value of all types are same reliable. If you have any question, do not hesitate to ask us.
Our professional engineering group will always be ready to serve you for consultation and feedback. We are able to also offer you with absolutely free samples to meet your requirements. Finest efforts will likely be produced to give you the ideal service and goods. For anyone who is thinking about our company and merchandise, please contact us by sending us emails or contact us quickly. As a way to know our merchandise and firm. lot more, you can come to our factory to find out it. We’ll always welcome guests from all over the world to our business to build company relations with us. Please feel free to get in touch with us for business and we believe we are going to share the top trading practical experience with all our merchants.
Product detail pictures:

Related Product Guide:
Generally customer-oriented, and it's our ultimate goal for being not only the most trusted, trustable and honest provider, but also the partner for our customers for China OEM Hobby Stepper Motor - Nema 17 (42mm) stepper motor – Thinker , The product will supply to all over the world, such as: Manchester, Iran, Brazil, Our staffs are rich in experience and trained strictly, with qualified knowledge, with energy and always respect their customers as the No. 1, and promise to do their best to deliver the effective and individual service for customers. The Company pays attention to maintaining and developing the long-term cooperation relationship with the customers. We promise, as your ideal partner, we'll develop a bright future and enjoy the satisfying fruit together with you, with persisting zeal, endless energy and forward spirit.

Hope that the company could stick to the enterprise spirit of "Quality, Efficiency, Innovation and Integrity", it will be better and better in the future.
