OEM manufacturer 2 Phase Hybrid Stepper Motor - Nema 11 (28mm) stepper motor – Thinker
OEM manufacturer 2 Phase Hybrid Stepper Motor - Nema 11 (28mm) stepper motor – Thinker Detail:
>> Short Descriptions
Motor Type | Bipolar stepper |
Step Angle | 1.8° |
Voltage (V) | 2.1 / 3.7 |
Current (A) | 1 |
Resistance (Ohms) | 2.1 / 3.7 |
Inductance (mH) | 1.5 / 2.3 |
Lead Wires | 4 |
Holding Torque (N.m) | 0.05 / 0.1 |
Motor Length (mm) | 34 / 45 |
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) |
28 |
2.1 |
1 |
2.1 |
1.5 |
4 |
9 |
0.05 |
34 |
28 |
3.7 |
1 |
3.7 |
2.3 |
4 |
13 |
0.1 |
45 |
>> 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 |
20N (20mm from flange surface) |
Insulation class |
Class B (80K) |
Max axial load |
8N |
Ambient temperature |
-20℃ ~ +50℃ |
>> 28HS2XX-1-4A motor outline drawing
>> Torque-frequency curve
Test condition:
Chopper drive, half micro-stepping, drive voltage 24V
>> About us
We adhere to client 1st, top quality 1st, continuous improvement, mutual advantage and win-win principles. When cooperation together with the customer, we provide shoppers with the highest high-quality of service.
We have advanced production technology, and pursuit innovative in products. At the same time, the good service has enhanced the good reputation. We believe that as long as you understand our product, you must be willing to become partners with us. Looking forward to your inquiry.
Product detail pictures:

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Well-run devices, expert profits group, and better after-sales companies; We have been also a unified huge family, everybody keep on with the organization worth "unification, determination, tolerance" for OEM manufacturer 2 Phase Hybrid Stepper Motor - Nema 11 (28mm) stepper motor – Thinker , The product will supply to all over the world, such as: Slovakia, Netherlands, Slovenia, Our products are widely recognized and trusted by users and can meet continuously developing economic and social needs. We welcome new and old customers from all walks of life to contact us for future business relationships and achieving mutual success!

The customer service staff's answer is very meticulous, the most important is that the product quality is very good, and packaged carefully, shipped quickly!
