Factory best selling Nema 34 Closed-Loop Stepper Motor - Nema 11 (28mm) closed-loop stepper motors – Thinker
Factory best selling Nema 34 Closed-Loop Stepper Motor - Nema 11 (28mm) closed-loop stepper motors – Thinker Detail:
>> Short Descriptions
Motor Type | Bipolar stepper |
Step Angle | 1.8° |
Voltage (V) | 2.1 / 2.9 |
Current (A) | 1 |
Resistance (Ohms) | 2.1 / 2.9 |
Inductance (mH) | 1.4 / 2.3 |
Lead Wires | 4 |
Holding Torque (N.m) | 0.06 / 0.12 |
Motor Length (mm) | 34 / 45 |
Encoder | 1000CPR |
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 |
1.4 |
4 |
9 |
0.06 |
34 |
28 |
2.9 |
1 |
2.9 |
2.3 |
4 |
13 |
0.12 |
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℃ |
>> 28IHS2XX-1-4A motor outline drawing
Pin configuration (Single end) |
||
Pin |
Description |
Color |
1 |
GND |
Black |
2 |
Ch A+ |
White |
3 |
N/A |
White/Black |
4 |
Vcc |
Red |
5 |
Ch B+ |
Yellow |
6 |
N/A |
Yellow/Black |
7 |
Ch I+ |
Brown |
8 |
N/A |
Brown/Black |
Pin configuration (Differential) |
||
Pin |
Description |
Color |
1 |
GND |
Black |
2 |
Ch A+ |
White |
3 |
Ch A- |
White/Black |
4 |
Vcc |
Red |
5 |
Ch B+ |
Yellow |
6 |
Ch B- |
Yellow/Black |
7 |
Ch I+ |
Brown |
8 |
Ch I- |
Brown/Black |
>> About us
We taking advantage of experience workmanship, scientific administration and advanced equipment, ensure the product quality of production, we not only win the customers’ faith, but also build up our brand. Today, our team is committed to innovation, and enlightenment and fusion with constant practice and outstanding wisdom and philosophy, we cater to the market demand for high-end products, to do professional products.
We put the product quality and customer’s benefits to the first place. Our experienced salesmen supply prompt and efficient service. Quality control group make sure the best quality. We believe quality comes from detail. If you have demand, let us work together to get success.
Product detail pictures:

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We emphasize progress and introduce new solutions into the market each year for Factory best selling Nema 34 Closed-Loop Stepper Motor - Nema 11 (28mm) closed-loop stepper motors – Thinker , The product will supply to all over the world, such as: Mombasa, Lahore, Swiss, Besides there are also experienced production and management , advanced production equipment to assure our quality and delivery time , our company pursues the principle of good faith, high-quality and high-efficiency. We guarantee that our company will try our best to reduce customer purchase cost, shorten the period of purchase, stable solutions quality, increase customers' satisfaction and achieve win-win situation .

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