Dm542 Digital Stepper Motor Driver High Current 4.2A Nema 23
Dm542 Digital Stepper Motor Driver High Current 4.2A Nema 23
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Basic Infomation
Place of Origin: China
Brand Name: JSS
Certification: CE
Model Number: DM542
High Light:

dm542 stepper driver


stepper motor driver nema 23


nema 23 controller

Payment & Shipping Terms
Packaging Details: Cartoon box
Delivery Time: 15days
Payment Terms: T/T, Western Union
Supply Ability: 800pcs/day
Name: CE Certificated 4.2A Peak M542 High Current Stepper Motor Driver Used For Nema23 Stepper Motor
Voltage: 18~50VDC
Current: 1.0~4.2A
Use With Stepper Motor: Nema23 Stepper Motor
Color: Black
Size: 112*75*33mm
Default: 15 Stalls Microstep
Product Description

CE certificated 4.2A peak m542 high current stepper motor driver used for nema23 stepper motor 


1. Adoption of 32-bit DSP, pure sine wave subdivision technology

2. Low-noise, low-vibration and low temperature rising

3. Voltage 18-50VDC

4. With 8 stalls output current setting, peak current4.2A

5. With 15 stalls microstep subdivision setting

6. Automatic half current, self-test, over voltage, under voltage, over current protection

7. Internal optical isolation, highest frequency response 200KHZ.

8. Suitable for current range 1.0-4.2A nema23, nema34 2,4-phase Hybird stepper motor


Microstep selection

Peak RMS SW1 SW2 SW3
1.00A 0.71A on on on
1.46A 1.04A off on on
1.92A 1.36A on off on
2.37A 1.69A off off on
2.84A 2.03A on on off
3.32A 2.36A off on off
3.76A 2.69A on off Off
4.20A 3.00A off off off


Microstep selection

Pulse/Rev SW5 SW6 SW7 SW8
400 off on on on
800 on off on on
1600 off off on on
3200 on on off on
6400 off on off on
12800 on off off on
25600 off off off on
1000 on on on off
2000 off on on off
4000 on off on off
5000 off off on off
8000 on on off off
10000 off on off off
20000 on off off off
25000 off off off off


Mechanical Dimension(mm)


Dm542 Digital Stepper Motor Driver High Current 4.2A Nema 23 0

Product Description
Product Description

Produce process


Our Services

Different specification of stepper motor with competitive price for your choice:



A wide range of application:


Our stepper motor are widely used in engraving machine, cutting plotter, textile machine, 3D printer, medical devices, stage lighting equipment, robot, CNC machine, music fountain and other industrial automatic equipment.


First-class service:

customization and OEM is available.

Warranty: 12 months

Contact Us: We 24 hours service for you! If you have any questions about our products, pleasee contact us without any hestation. It's a pleasure to serve you.


Contact me :

WhatsApp: +86 18306110590

Phone: +86 18306110590


Packaging & Shipping

We have standard package for our products. We can also make it as per your special requirements.


Shipping can be arranged as per your requirements. Air and sea transportation are both acceptabel.


Company Information

Changzhou jss Motor Co., Ltd, located in Changzhou city, Jiangsu Province, has been specilized in the field of exporting stepper motor, motor driver, BLDC motor and PM motor for several years. We have two our own production base and a strong R&D team.


Till now, Dewo has a variouty of specifications of hybrid stepper motors, and different linear stepper motor, geared stepper motor, stepper motor with brake. Because of its long working life, stable performance and low failure rate, our products are well received by customers. We have got the certification of CE, RoHS and ISO9001:2008.


If you are interested in any of our products, please feel free to visit our website and contact us directly for more informations. We are looking forward to cooperate with you!


CE certification.png






1.Q:Can I get some samples first?

A:Sure, we are honored to offer you samples for your check.

2.Q:Do you have the products in stock?

A:Our products are manufactured according to your order except the normal products.

3.Q:What's the delivery time?

A:It usually takes about 7 working days,but the exact delivery time might be different for different order or at different time.

4.Q: How does your factory do regarding quality control?

A: Quality is priority. We always attach great importance to quality control from the beginning to the end of the production. Every product will be fully assembled and carefully tested before packed.



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Get in touch with us
Tel : 13401517369
Fax : 86- 519-81886960
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