China Gold Supplier for Stepping Motor With Hollow Shaft - Nema 8 (20mm) hollow shaft stepper motors – Thinker
China Gold Supplier for Stepping Motor With Hollow Shaft - Nema 8 (20mm) hollow shaft stepper motors – Thinker Detail:
>> Short Descriptions
Motor Type | Bipolar stepper |
Step Angle | 1.8° |
Voltage (V) | 2.5 / 6.3 |
Current (A) | 0.5 |
Resistance (Ohms) | 5.1 / 12.5 |
Inductance (mH) | 1.5 / 4.5 |
Lead Wires | 4 |
Holding Torque (N.m) | 0.02 / 0.04 |
Motor Length (mm) | 30 / 42 |
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) |
20 |
2.5 |
0.5 |
5.1 |
1.5 |
4 |
2 |
0.02 |
30 |
20 |
6.3 |
0.5 |
12.5 |
4.5 |
4 |
3 |
0.04 |
42 |
>> 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 |
15N (20mm from flange surface) |
Insulation class |
Class B (80K) |
Max axial load |
5N |
Ambient temperature |
-20℃ ~ +50℃ |
>> 20HK2XX-0.5-4B motor outline drawing
>> Torque-frequency curve
Test condition:
Chopper drive, no ramping, half micro-stepping, drive voltage 24V
>> About us
Our products are produced with the best raw materials. Every moment, we constantly improve the production programme. In order to ensure better quality and service, we have been focusing on the production process. We have got high praise by partner. We are looking forward to establishing business relationship with you.
Should any of these items be of interest to you, please let us know. We’ll be satisfied to give you a quotation upon receipt of one’s detailed specifications. We have our personal experienced R&D enginners to meet any of one’s requriements, We appear forward to receiving your enquires soon’and hope to have the opportunity to work together with you in the future. Welcome to check out our company.
Product detail pictures:
Related Product Guide:
We purpose to understand high quality disfigurement with the output and supply the top service to domestic and overseas buyers wholeheartedly for China Gold Supplier for Stepping Motor With Hollow Shaft - Nema 8 (20mm) hollow shaft stepper motors – Thinker , The product will supply to all over the world, such as: Denver, Denver, United States, With more and more Chinese products and solutions around the world, our international business is developing rapidly and economic indicators big increase year by year. We have enough confidence to supply you both better solutions and service, because we've been more and more powerful, specialist and experience in domestic and international.
By Jean Ascher from Afghanistan - 2017.10.13 10:47
This is a very professional and honest Chinese supplier, from now on we fell in love with the Chinese manufacturing.
By Gill from Toronto - 2018.02.04 14:13