• MR4

    4 amp stepper motor driver for nema 23 stepper motor, nema23 stepper motor driver, 1.0-4.2A, 20-50VDC

  • 2phase digital stepper motor driver

  • best driver for nema 23

  • nema 23 motor driver, nema 23 driver,

  • stepper motor driver for nema 23

  • Step & direction or CW/CCW control

  • 4a stepper motor driver, 1.0-4.2A, 20-50VDC

  • 16 different subdivision resolutions

  • Output current  setting1.0A, 1.5A, 1.9A, 2.4A, 2.8A, 3.3A, 3.8A, 4.2A

  • Over-voltage and over-current self-protection

[click here for more]


Electrical indexes

Model numberMR4
Voltage input20-50VDC
Current output1.0-4.2A
Signal voltage3.3-24V
Input Pulse Width250~5E+8ns

General Specification

Environmental factorsEnvironmental indexes
Use occasionAvoid dust, oil stain and corrosive gas
Operating temperature10℃~+50℃
Environment humidity40-90%RH (no condensation)
Vibration5.9m/s2 Max
Storage temperature-20℃~+125℃
Cooling modeNatural cooling or forced cooling
Current setting

The peak current output is set through SW1, SW2, SW3 dial switches

Half current locking

Automatic idle current reduction to reduce heat after the motor stops moving for 0.1 seconds if SW4 is set “off”.

Subdivision setting

The subdivision value is set through SW5, SW6, SW7, and SW8 dial switches, and a total of 16 subdivision settings are optional.

Machine size

Microstep stepper driver m542 size

Packing&delivery time


Delivery time

Less than 100pieces: have in stock

More than 100pieces: contact us freely.

Recommended Products


You can contact us using the form on the right.

One of our qualified staff members will get back to you as soon as possible!

addressAddress: 4/F, Block B, RuiLian Zhenxing Industrial Park, Wanjiang District, Dongguan City, Guangdong Province, China

telTel: +86-0769-22327568

faxFax: +86-0769-22327568

mailEmail: inquiry@ican-tech.com

skypeSkype: icantech0099

Send Us Mail

Copyright 2022 Dongguan ICAN Technology Co., Ltd. | All Rights Reserved