---
product_id: 394364069
title: "Nema 34 Stepper Motor 5.5A 4.5Nm (640 oz-in) 80mm Length for CNC Router Mill Lathe"
brand: "hobbyunlimited"
price: "546.32 DT"
currency: TND
in_stock: true
category: "Hobby Unlimited"
url: https://www.desertcart.tn/products/394364069-nema-34-stepper-motor-5-5a-4-5nm-640-oz
store_origin: TN
region: Tunisia
---

# 80mm compact length 5.5A current per phase 4.5Nm torque powerhouse Nema 34 Stepper Motor 5.5A 4.5Nm (640 oz-in) 80mm Length for CNC Router Mill Lathe

**Brand:** hobbyunlimited
**Price:** 546.32 DT
**Availability:** ✅ In Stock

## Summary

> ⚡ Power your precision projects with unstoppable torque!

## Quick Answers

- **What is this?** Nema 34 Stepper Motor 5.5A 4.5Nm (640 oz-in) 80mm Length for CNC Router Mill Lathe by hobbyunlimited
- **How much does it cost?** 546.32 DT with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/394364069-nema-34-stepper-motor-5-5a-4-5nm-640-oz)

## Best For

- hobbyunlimited enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last:** Heavy-duty 2.3kg copper construction designed for demanding industrial applications.
- • **Compact Yet Mighty:** 80mm length fits seamlessly into tight builds without sacrificing strength.
- • **Precision in Every Step:** 1.8° step angle ensures ultra-smooth, accurate motion for flawless CNC machining.
- • **Robust Current Handling:** 5.5A rated current per phase delivers consistent, high-performance power.
- • **Unmatched Holding Power:** 4.5Nm (637 oz-in) torque locks your tool in place with rock-solid stability.

## Overview

The Nema 34 Stepper Motor by HobbyUnlimited offers a high holding torque of 4.5Nm and a rated current of 5.5A per phase, delivering precise 1.8° step accuracy in a compact 80mm length. Built with durable copper materials and weighing 2.3kg, it’s engineered for reliable, high-performance use in CNC routers, mills, and lathes.

## Description

Specifications:Manufacturer Part Number: 34HS31-5504SStep Angle: 1.8°Step Accuracy: 5%Holding Torque: 4.5Nm (637oz.in)Rated Current/phase: 5.5APhase Resistance: 0.4ohmsVoltage: 2.2VInductance: 3.5mH±20%(1KHz)Weight: 2.3kg

## Features

- Holding Torque: 4.5Nm (637oz.in)
- Weight: 2.3kg
- 4.5A Amps Current Per Phase
- 1.8° /200 Steps Per Rev.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B077XF6LG2 |
| Brand | HobbyUnlimited |
| Brand Name | HobbyUnlimited |
| Item Weight | 2.3 Kilograms |
| Item weight | 2.3 Kilograms |
| Manufacturer | HobbyUnlimited |
| Material | Copper |
| Material Type | Copper |
| Part Number | R-20160 (5969) |
| UPC | 720066773600 |
| Voltage | 2.2 Volts |

## Product Details

- **Brand:** HobbyUnlimited
- **Item weight:** 2.3 Kilograms
- **Manufacturer:** HobbyUnlimited
- **Material:** Copper
- **Voltage:** 2.2 Volts

## Images

![Nema 34 Stepper Motor 5.5A 4.5Nm (640 oz-in) 80mm Length for CNC Router Mill Lathe - Image 1](https://m.media-amazon.com/images/I/51ZujnX6SbL.jpg)
![Nema 34 Stepper Motor 5.5A 4.5Nm (640 oz-in) 80mm Length for CNC Router Mill Lathe - Image 2](https://m.media-amazon.com/images/I/51Rxf7iEsZL.jpg)
![Nema 34 Stepper Motor 5.5A 4.5Nm (640 oz-in) 80mm Length for CNC Router Mill Lathe - Image 3](https://m.media-amazon.com/images/I/51mOdQolo+L.jpg)
![Nema 34 Stepper Motor 5.5A 4.5Nm (640 oz-in) 80mm Length for CNC Router Mill Lathe - Image 4](https://m.media-amazon.com/images/I/5106SJArGML.jpg)
![Nema 34 Stepper Motor 5.5A 4.5Nm (640 oz-in) 80mm Length for CNC Router Mill Lathe - Image 5](https://m.media-amazon.com/images/I/61deLDde2bL.jpg)

## Questions & Answers

**Q: Can this be interfaced with arduino?**
A: Yes,,this motor will interface with Arduino. just pay attention to the speed controll and you'll be fine.

**Q: What voltage does this motor require to operate? (per the description is 2A but that doesn't seem correct)**
A: The important is the current, don’t go beyond the nominal... and the voltage you can use the same as other motors

**Q: dees this have a 14mm shaft**
A: yes

## Frequently Bought Together

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**Shop now:** [https://www.desertcart.tn/products/394364069-nema-34-stepper-motor-5-5a-4-5nm-640-oz](https://www.desertcart.tn/products/394364069-nema-34-stepper-motor-5-5a-4-5nm-640-oz)

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*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-08-22*