---
product_id: 242656517
title: "CNC Digital Microstep driver DM542 Stepper Motor Driver Controller 2-phase 20-50V DC Max 4.2A 42 57 86 Motor Driver for Nema 17, 23 and Nema 34 series stepper motor, Replace M542 M542H"
brand: "polisi3d"
price: "$2026"
currency: MXN
in_stock: true
url: https://www.desertcart.mx/products/242656517-cnc-digital-microstep-driver-dm542-stepper-motor-driver-controller-2
store_origin: MX
region: Mexico
---

# 20-50V DC power range Max 4.2A output current Up to 256 microstep subdivision CNC Digital Microstep driver DM542 Stepper Motor Driver Controller 2-phase 20-50V DC Max 4.2A 42 57 86 Motor Driver for Nema 17, 23 and Nema 34 series stepper motor, Replace M542 M542H

**Brand:** polisi3d
**Price:** $2026
**Availability:** ✅ In Stock

## Summary

> 🚀 Elevate Your CNC Game with Precision Power!

## Quick Answers

- **What is this?** CNC Digital Microstep driver DM542 Stepper Motor Driver Controller 2-phase 20-50V DC Max 4.2A 42 57 86 Motor Driver for Nema 17, 23 and Nema 34 series stepper motor, Replace M542 M542H by polisi3d
- **How much does it cost?** $2026 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.mx](https://www.desertcart.mx/products/242656517-cnc-digital-microstep-driver-dm542-stepper-motor-driver-controller-2)

## 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

- • **Power Meets Flexibility:** Adjustable output current via DIP switch up to 4.2A to perfectly match your motor needs.
- • **Robust Signal Integrity:** Optical isolation and TTL/differential input compatibility ensure noise-free, reliable operation.
- • **Universal Compatibility:** Seamlessly drives Nema 17, 23, and 34 stepper motors (42, 57, 86mm) for versatile applications.
- • **Plug-and-Play Confidence:** Backed by responsive support and hassle-free refund/reship policy for zero downtime.
- • **Precision at Your Fingertips:** Supports ultra-high microstepping up to 256 for silky smooth motor control.

## Overview

The DM542 is a high-performance 2-phase stepper motor driver supporting 20-50V DC and up to 4.2A output current. Compatible with Nema 17, 23, and 34 motors, it offers advanced microstepping up to 256 subdivisions for ultra-smooth motion. Featuring optical isolation and flexible input signals, it ensures reliable, noise-free control for professional-grade CNC and automation projects.

## Description

CNC Digital Microstep driver DM542 Stepper Motor Driver Controller 2-phase 20-50V DC Max 4.2A 42 57 86 Motor Driver for Nema 17, 23 and Nema 34 series stepper motor, Replace M542 M542H

## 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 |
|---------------|-------|
| Manufacturer | POLISI3D |
| Part number | DM542 |
| Item Weight | 209 g |
| Product Dimensions | 10 x 20 x 37 cm; 209 g |
| Manufacturer reference | DM542 |
| Material | Metal |
| Voltage | 50 Volts |
| Horsepower | 1 |
| Item Package Quantity | 1 |
| Speed | 50000 RPM |
| Batteries included? | No |
| Batteries Required? | No |

## Product Details

- **Brand:** POLISI3D
- **Speed:** 50000 RPM
- **Voltage:** 50 Volts
- **Horsepower:** 1
- **Material:** Metal

## Images

![CNC Digital Microstep driver DM542 Stepper Motor Driver Controller 2-phase 20-50V DC Max 4.2A 42 57 86 Motor Driver for Nema 17, 23 and Nema 34 series stepper motor, Replace M542 M542H - Image 1](https://m.media-amazon.com/images/I/41mEIw4KS9L.jpg)

## Frequently Bought Together

- 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
- STEPPERONLINE Nema 23 Stepper Motor 2.4Nm(339.79oz.in) 4.0A 8mm Shaft 57x57x82mm 4 Wires
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**Shop now:** [https://www.desertcart.mx/products/242656517-cnc-digital-microstep-driver-dm542-stepper-motor-driver-controller-2](https://www.desertcart.mx/products/242656517-cnc-digital-microstep-driver-dm542-stepper-motor-driver-controller-2)

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*Product available on Desertcart Mexico*
*Store origin: MX*
*Last updated: 2026-02-15*