---
product_id: 71691370
title: "RATTMMOTOR 5Pcs Nema17 Stepper Motor 45Ncm 1.7A 40mm Bipolar 17HS4401J,with 4-Lead Dupont Connector 1M Cable,2-Phase 1.8 Degrees 64oz-in 42 Stepper Motor for 3D Printer/DIY CNC Router Machine"
brand: "rattmmotor"
price: "₩127776"
currency: KRW
in_stock: true
reviews_count: 4
url: https://www.desertcart.kr/products/71691370-rattmmotor-5pcs-nema17-stepper-motor-45ncm-1-7a-40mm-bipolar
store_origin: KR
region: South Korea
---

# 40mm Size 1M Cable 64oz-in Torque RATTMMOTOR 5Pcs Nema17 Stepper Motor 45Ncm 1.7A 40mm Bipolar 17HS4401J,with 4-Lead Dupont Connector 1M Cable,2-Phase 1.8 Degrees 64oz-in 42 Stepper Motor for 3D Printer/DIY CNC Router Machine

**Brand:** rattmmotor
**Price:** ₩127776
**Availability:** ✅ In Stock

## Summary

> 🔧 Elevate Your Engineering Game!

## Quick Answers

- **What is this?** RATTMMOTOR 5Pcs Nema17 Stepper Motor 45Ncm 1.7A 40mm Bipolar 17HS4401J,with 4-Lead Dupont Connector 1M Cable,2-Phase 1.8 Degrees 64oz-in 42 Stepper Motor for 3D Printer/DIY CNC Router Machine by rattmmotor
- **How much does it cost?** ₩127776 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.kr](https://www.desertcart.kr/products/71691370-rattmmotor-5pcs-nema17-stepper-motor-45ncm-1-7a-40mm-bipolar)

## Best For

- rattmmotor enthusiasts

## Why This Product

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

## Key Features

- • **Durable Design:** Crafted from solid metal and high-quality materials for a long-lasting performance.
- • **Precision Engineering:** With a 1.8-degree step angle, achieve unparalleled accuracy in every movement.
- • **Unmatched Torque Power:** Experience a robust 64oz-in torque that elevates your projects to new heights.
- • **Versatile Applications:** Ideal for 3D printers, CNC routers, and more—your go-to solution for automation needs.
- • **Whisper-Quiet Operation:** Enjoy a serene workspace with low noise levels, perfect for any professional environment.

## Overview

The CNCTOPBAOS 5Pcs Nema 17 Stepper Motor is a high-performance motor designed for precision and durability. With a torque of 64oz-in and a compact size of 40mm, it features a 1.8-degree step angle and a 1M cable with a 4-pin connector. Ideal for various applications including 3D printing and CNC routing, this motor ensures low noise and long service life, making it a reliable choice for professionals in automation.

## Description

RATTMMOTOR 5Pcs Nema17 Stepper Motor 45Ncm 1.7A 40mm Bipolar 17HS4401J,with 4-Lead Dupont Connector 1M Cable,2-Phase 1.8 Degrees 64oz-in 42 Stepper Motor for 3D Printer/DIY CNC Router Machine

## Features

- ♞【17HS4401J】High torque 64oz-in 45N.cm ; Size: 42 x 42 x 40 mm; 1.8 degree ; Rated current 1.7A ; 4-Lead Wire with 1M cable 4-pin connector ; 2-phase Bipolar ; shaft diameter is 5mm
- ♞【Advantages】The coil of the motor is made of pure copper enamelled wire. The copper wires are evenly arranged. Long term operation will not lead to problems such as excessive engine temperature, reduced torque and increased noise.
- ♞【Long service life】 The rotor surface is coated with high-quality epoxy resin adhesive to isolate the adsorbed burrs on the rotor surface. The magnetic field of the motor is more stable, the torque is greater than that of similar products, the motor runs more quietly and stably, and the service life is longer.
- ♞【Low noise】The stepping motor is made of solid and durable metal. The perfect combination of rubber and rotor makes the internal structure more stable. This reduces vibration and noise when the engine is running.
- ♞【Usage or Application】This products are widely used in engraving machine,3D printer,embroidery machine,textile automation,printing,packaging and other industries automation equipment.

## Images

![RATTMMOTOR 5Pcs Nema17 Stepper Motor 45Ncm 1.7A 40mm Bipolar 17HS4401J,with 4-Lead Dupont Connector 1M Cable,2-Phase 1.8 Degrees 64oz-in 42 Stepper Motor for 3D Printer/DIY CNC Router Machine - Image 1](https://m.media-amazon.com/images/I/71a-X3zEPgL.jpg)
![RATTMMOTOR 5Pcs Nema17 Stepper Motor 45Ncm 1.7A 40mm Bipolar 17HS4401J,with 4-Lead Dupont Connector 1M Cable,2-Phase 1.8 Degrees 64oz-in 42 Stepper Motor for 3D Printer/DIY CNC Router Machine - Image 2](https://m.media-amazon.com/images/I/71O+gkpstWL.jpg)
![RATTMMOTOR 5Pcs Nema17 Stepper Motor 45Ncm 1.7A 40mm Bipolar 17HS4401J,with 4-Lead Dupont Connector 1M Cable,2-Phase 1.8 Degrees 64oz-in 42 Stepper Motor for 3D Printer/DIY CNC Router Machine - Image 3](https://m.media-amazon.com/images/I/71563yAEQsL.jpg)
![RATTMMOTOR 5Pcs Nema17 Stepper Motor 45Ncm 1.7A 40mm Bipolar 17HS4401J,with 4-Lead Dupont Connector 1M Cable,2-Phase 1.8 Degrees 64oz-in 42 Stepper Motor for 3D Printer/DIY CNC Router Machine - Image 4](https://m.media-amazon.com/images/I/71FCeql-teL.jpg)
![RATTMMOTOR 5Pcs Nema17 Stepper Motor 45Ncm 1.7A 40mm Bipolar 17HS4401J,with 4-Lead Dupont Connector 1M Cable,2-Phase 1.8 Degrees 64oz-in 42 Stepper Motor for 3D Printer/DIY CNC Router Machine - Image 5](https://m.media-amazon.com/images/I/71jiFgt3AOL.jpg)

## Available Options

This product comes in different **Number of Items** options.

## Customer Reviews

### ⭐⭐⭐⭐ 4.0 out of 5 stars







  
  
    Good
  

*by M***L on Reviewed in the United States on November 27, 2019*

Nice product for work.

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    This was my first step with stepper motors
  

*by D***L on Reviewed in the United States on July 10, 2019*

Big and powerful. I bought it just to play with and see what steppers can do. It works as they said it would.

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Working great with my tmc2130s.
  

*by A***R on Reviewed in the United States on March 8, 2018*

This work great with my ramps mega and regular polulo drivers or the tmc2130. The tmc run the motors cooler but the regulars are with in reason.

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*Product available on Desertcart South Korea*
*Store origin: KR*
*Last updated: 2026-03-06*