OEM Factory for Hollow Shaft Stepper - Nema 23 (57mm) hollow shaft stepper motors – Thinker
OEM Factory for Hollow Shaft Stepper - Nema 23 (57mm) hollow shaft stepper motors – Thinker Detail:
>> Short Descriptions
Motor Type | Bipolar stepper |
Step Angle | 1.8° |
Voltage (V) | 2.6 / 3.6 |
Current (A) | 3 / 4 |
Resistance (Ohms) | 0.86 / 0.76 |
Inductance (mH) | 2.6 / 3.2 |
Lead Wires | 4 |
Holding Torque (N.m) | 1 / 1.8 |
Motor Length (mm) | 55 / 75 |
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) |
57 |
2.6 |
3 |
0.86 |
2.6 |
4 |
300 |
1 |
55 |
57 |
3 |
4 |
0.76 |
3.2 |
4 |
480 |
1.8 |
75 |
>> 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 |
70N (20mm from flange surface) |
Insulation class |
Class B (80K) |
Max axial load |
15N |
Ambient temperature |
-20℃ ~ +50℃ |
>> 57HK2XX-X-4B motor outline drawing
>> Torque-frequency curve
Test condition:
Chopper drive, no ramping, half micro-stepping, drive voltage 40V
Thinker Motion is an outstanding and innovative linear motion solution provider. The company has passed ISO9001 certification, its products have passed RoHS and CE certification, and has 22 product patents.
We always put the needs of our customers as priority and are committed to providing our customers with high-quality products and services. Currently we serve about 600 customers.
Product detail pictures:
Related Product Guide:
We rely upon strategic thinking, constant modernisation in all segments, technological advances and of course upon our employees that directly participate inside our success for OEM Factory for Hollow Shaft Stepper - Nema 23 (57mm) hollow shaft stepper motors – Thinker , The product will supply to all over the world, such as: Melbourne, America, Mauritius, Our company has built stable business relationships with many well-known domestic companies as well as oversea customers. With the goal of providing high quality products to customers at low cots, we are committed to improving its capacities in research, development, manufacturing and management. We have honored to receive recognition from our customers. Till now we have passed ISO9001 in 2005 and ISO/TS16949 in 2008. Enterprises of "quality of survival, the credibility of development" for the purpose, sincerely welcome domestic and foreign businessmen to visit to discuss cooperation.
By Meroy from venezuela - 2017.05.02 18:28
Factory equipment is advanced in the industry and the product is fine workmanship, moreover the price is very cheap, value for money!
By Maxine from Roman - 2017.08.28 16:02