---
product_id: 525862735
title: "CNC Digital Microstep driver DM542 Stepper Motor Controller 2-phase Digital Stepper Motor Driver 20-50V DC Max 4.2A for Nema 17, Nema 23 and Nema 34 series stepper motor, Replace M542 M542H"
brand: "polisi3d"
price: "€ 136.30"
currency: EUR
in_stock: true
reviews_count: 1
url: https://www.desertcart.sk/products/525862735-cnc-digital-microstep-driver-dm542-stepper-motor-controller-2-phase
store_origin: SK
region: Slovakia
---

# 50V max voltage power Adjustable current up to 4.2A 256 microstep resolution CNC Digital Microstep driver DM542 Stepper Motor Controller 2-phase Digital Stepper Motor Driver 20-50V DC Max 4.2A for Nema 17, Nema 23 and Nema 34 series stepper motor, Replace M542 M542H

**Brand:** polisi3d
**Price:** € 136.30
**Availability:** ✅ In Stock

## Summary

> 🚀 Elevate your CNC precision with the DM542 – where power meets pinpoint control!

## Quick Answers

- **What is this?** CNC Digital Microstep driver DM542 Stepper Motor Controller 2-phase Digital Stepper Motor Driver 20-50V DC Max 4.2A for Nema 17, Nema 23 and Nema 34 series stepper motor, Replace M542 M542H by polisi3d
- **How much does it cost?** € 136.30 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/525862735-cnc-digital-microstep-driver-dm542-stepper-motor-controller-2-phase)

## Best For

- polisi3d enthusiasts

## Why This Product

- Trusted polisi3d brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Plug & Play Confidence:** TTL and differential signal compatible with DIP switch current tuning for easy customization
- • **Power Meets Flexibility:** Supports 20-50V DC with adjustable current up to 4.2A for versatile motor compatibility
- • **Precision at Every Step:** Ultra-high 256 microstep subdivision for silky smooth motor control
- • **Robust Signal Isolation:** Optical isolation input ensures noise-free, reliable performance in complex setups
- • **Universal Compatibility:** Seamlessly drives Nema 17, 23, and 34 stepper motors across 2 and 4-phase types

## Overview

The POLISI3D DM542 is a high-performance 2-phase digital microstep driver designed for Nema 17, 23, and 34 stepper motors. Operating at 20-50V DC and up to 4.2A output current, it features optical isolation for signal integrity, adjustable current via DIP switches, and an ultra-fine microstepping resolution up to 256 steps, ensuring smooth, precise motor control for advanced CNC and 3D printing applications.

## Description

Features: 1.Optical isolation signal input;2.Output current DIP switch is adjustable;3.Bipolar constant current chopping method;4.High segmentation: 2,4,8,16,32,64,128,256. 5,10,25,50,125,200;5.TTL input signal compatible,while accepting differential signal input .

## Features

- Suitable for Nema 17, Nema 23 and Nema34 Stepper Motor，2-phase hybrid stepper motors (Outer diameter: 42, 57,86mm).
- Package: 1piece DM542
- More informations, please refer to the last photo in this link.
- This high subdivision driver is suitable for high subdivision motor. Suitable for stepper motor: 42,57,86 type 2-phase 4-phase (4-wire, 6-wire, 8-wire)
- PLEASE NOTE: if there is any problem, please feel free to contact us, each defect items could be refunded or reshipped, we will try out utmost to support you.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | POLISI3D |
| Voltage | 50 Volts |
| Horsepower | 1 |
| Material | Metal |
| Item Weight | 0.21 Kilograms |
| Manufacturer | POLISI3D |
| UPC | 791548326775 791300410032 |
| Country of Origin | USA |
| Item part number | DM542 |
| Product Dimensions | 10 x 20 x 37 cm; 209 g |
| ASIN | B08GCFNQF2 |

## Product Details

- **Brand:** POLISI3D
- **Voltage:** 50 Volts
- **Horsepower:** 1
- **Material:** Metal
- **Item Weight:** 0.21 Kilograms

## Images

![CNC Digital Microstep driver DM542 Stepper Motor Controller 2-phase Digital Stepper Motor Driver 20-50V DC Max 4.2A for Nema 17, Nema 23 and Nema 34 series stepper motor, Replace M542 M542H - Image 1](https://m.media-amazon.com/images/I/41mEIw4KS9L.jpg)
![CNC Digital Microstep driver DM542 Stepper Motor Controller 2-phase Digital Stepper Motor Driver 20-50V DC Max 4.2A for Nema 17, Nema 23 and Nema 34 series stepper motor, Replace M542 M542H - Image 2](https://m.media-amazon.com/images/I/61bCxiRD99L.jpg)
![CNC Digital Microstep driver DM542 Stepper Motor Controller 2-phase Digital Stepper Motor Driver 20-50V DC Max 4.2A for Nema 17, Nema 23 and Nema 34 series stepper motor, Replace M542 M542H - Image 3](https://m.media-amazon.com/images/I/41+DwAFmKPL.jpg)
![CNC Digital Microstep driver DM542 Stepper Motor Controller 2-phase Digital Stepper Motor Driver 20-50V DC Max 4.2A for Nema 17, Nema 23 and Nema 34 series stepper motor, Replace M542 M542H - Image 4](https://m.media-amazon.com/images/I/51u3M9DOt2L.jpg)
![CNC Digital Microstep driver DM542 Stepper Motor Controller 2-phase Digital Stepper Motor Driver 20-50V DC Max 4.2A for Nema 17, Nema 23 and Nema 34 series stepper motor, Replace M542 M542H - Image 5](https://m.media-amazon.com/images/I/51QYEJJdnxL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Microstep driver DM542
*by B***L on 18 November 2024*

Good reliable Product. Value for money

## Frequently Bought Together

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**Shop now:** [https://www.desertcart.sk/products/525862735-cnc-digital-microstep-driver-dm542-stepper-motor-controller-2-phase](https://www.desertcart.sk/products/525862735-cnc-digital-microstep-driver-dm542-stepper-motor-controller-2-phase)

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*Product available on Desertcart Slovakia*
*Store origin: SK*
*Last updated: 2026-01-23*