---
product_id: 321623412
title: "Seagate Expansion Portable, 4TB, External Hard Drive, 2.5 Inch, USB 3.0, for Mac and PC (STKM4000400)"
brand: "seagate"
price: "19.88 DT"
currency: TND
in_stock: true
reviews_count: 13
url: https://www.desertcart.tn/products/321623412-seagate-expansion-portable-4tb-external-hard-drive-2-5-inch
store_origin: TN
region: Tunisia
---

# USB 3.0 fast transfer 4TB massive storage Mac & PC plug & play Seagate Expansion Portable, 4TB, External Hard Drive, 2.5 Inch, USB 3.0, for Mac and PC (STKM4000400)

**Brand:** seagate
**Price:** 19.88 DT
**Availability:** ✅ In Stock

## Summary

> 💼 Carry Your Digital Empire Anywhere — Storage That Works as Hard as You Do

## Quick Answers

- **What is this?** Seagate Expansion Portable, 4TB, External Hard Drive, 2.5 Inch, USB 3.0, for Mac and PC (STKM4000400) by seagate
- **How much does it cost?** 19.88 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/321623412-seagate-expansion-portable-4tb-external-hard-drive-2-5-inch)

## Best For

- seagate enthusiasts

## Why This Product

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

## Key Features

- • **Massive 4TB Capacity:** Store your entire digital life—photos, videos, presentations—with room to spare.
- • **Lightning-Fast USB 3.0:** Experience transfer speeds up to 600MB/s for seamless on-the-go productivity.
- • **Peace of Mind Warranty:** Backed by Seagate’s limited warranty and Rescue Data Recovery Services for ultimate reliability.
- • **Plug & Play Simplicity:** Instantly recognized by Windows and Mac for effortless setup—no tech headaches.
- • **Sleek, Portable Design:** Compact 2.5-inch form factor fits perfectly in your bag for work or travel.

## Overview

The Seagate Expansion Portable 4TB external hard drive offers massive, reliable storage in a sleek, compact design. With USB 3.0 connectivity, it delivers fast data transfer speeds up to 600MB/s and is compatible with both Mac and PC for effortless plug-and-play use. Ideal for professionals needing to back up or transport large files, it comes with a limited warranty and Rescue Data Recovery Services to keep your data safe.

## Description

Expansion portable drive is an easy-to-use solution for instantly adding storage to Windows or Mac—and taking those files on the go. Take advantage of fast data transfer speeds with USB 3.0 and consolidate files into a single location. Free up space on your computer with a simple drag and drop—file saving is that easy.

Review: Reliable good storage - ...just what I hoped for... I use this as a backup storage for my laptop. I teach a scripture class online for my church, and I have several power points. I'm able to store weekly PowerPoints with no issues. I have plenty of room to add many many more. I had no issues with the files transferring to the portable hard drive.
Review: Reliable and Easy to Use - Overall, a good choice for extra storage at a reasonable price.

## Features

- Sleek and simple portable drive design for taking photos, movies, music, and more on-the-go
- Drag-and-drop file saving
- USB 3.0 powered
- Automatic recognition of Windows and Mac computers for simple setup (Reformatting required for use with Time Machine)
- Enjoy peace of mind with the included limited warranty and Rescue Data Recovery Services
- The available storage capacity may vary.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08ZJFH7Y1 |
| Additional Features | Portable |
| Best Sellers Rank | #162 in External Hard Drives |
| Brand | Seagate |
| Built-In Media | Seagate ExpansionPortable Drive 4TB USB3.0 |
| Cache Memory Installed Size | 4 |
| Color | Black |
| Compatible Devices | Desktop |
| Connectivity Technology | USB |
| Customer Package Type | Standard Packaging |
| Customer Reviews | 4.6 out of 5 stars 19,857 Reviews |
| Data Transfer Rate | 600 Megabytes Per Second |
| Digital Storage Capacity | 4000 GB |
| Enclosure Material | Information Not Available |
| Form Factor | Portable |
| Global Trade Identification Number | 00763649160480, 03660619040254, 10763649160487 |
| Hard Disk Description | Mechanical Hard Disk |
| Hard Disk Form Factor | 3.5 Inches |
| Hard Disk Interface | USB 3.0 |
| Hard-Drive Size | 4 TB |
| Hardware Connectivity | USB 3.0 |
| Hardware Platform | Mac, PC |
| Installation Type | External Hard Drive |
| Item Dimensions L x W x Thickness | 8"L x 1.5"W x 11.7"Th |
| Item Length | 122.3 Millimeters |
| Item Type Name | Hard Drive |
| Item Weight | 6.4 ounces |
| Item Width | 81.1 Millimeters |
| Manufacturer | Seagate |
| Media Speed | 120 Megabytes Per Second |
| Mfr Part Number | STKM4000400 |
| Model Name | Seagate Expansion |
| Model Number | STKM4000400 |
| Number of Items | 1 |
| Read Speed | 120 Megabytes Per Second |
| Special Feature | Portable |
| Specific Uses For Product | storage |
| UPC | 763649160480 |
| Unit Count | 1.0 Count |
| Warranty Description | limited manufacturer warranty |

## Product Details

- **Brand:** Seagate
- **Color:** Black
- **Compatible Devices:** Desktop
- **Connectivity Technology:** USB
- **Digital Storage Capacity:** 4000 GB
- **Hard Disk Description:** Mechanical Hard Disk
- **Hard Disk Form Factor:** 3.5 Inches
- **Hard Disk Interface:** USB 3.0
- **Installation Type:** External Hard Drive
- **Special Feature:** Portable

## Images

![Seagate Expansion Portable, 4TB, External Hard Drive, 2.5 Inch, USB 3.0, for Mac and PC (STKM4000400) - Image 1](https://m.media-amazon.com/images/I/81vDrXQQKzL.jpg)
![Seagate Expansion Portable, 4TB, External Hard Drive, 2.5 Inch, USB 3.0, for Mac and PC (STKM4000400) - Image 2](https://m.media-amazon.com/images/I/51-AmxX+0EL.jpg)
![Seagate Expansion Portable, 4TB, External Hard Drive, 2.5 Inch, USB 3.0, for Mac and PC (STKM4000400) - Image 3](https://m.media-amazon.com/images/I/61TpXYgCvKL.jpg)
![Seagate Expansion Portable, 4TB, External Hard Drive, 2.5 Inch, USB 3.0, for Mac and PC (STKM4000400) - Image 4](https://m.media-amazon.com/images/I/81TayKni2JL.jpg)
![Seagate Expansion Portable, 4TB, External Hard Drive, 2.5 Inch, USB 3.0, for Mac and PC (STKM4000400) - Image 5](https://m.media-amazon.com/images/I/81uOWBW5iZL.jpg)

## Available Options

This product comes in different **Size** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Reliable good storage
*by A***. on September 29, 2025*

...just what I hoped for... I use this as a backup storage for my laptop. I teach a scripture class online for my church, and I have several power points. I'm able to store weekly PowerPoints with no issues. I have plenty of room to add many many more. I had no issues with the files transferring to the portable hard drive.

### ⭐⭐⭐⭐⭐ Reliable and Easy to Use
*by G***Y on March 3, 2025*

Overall, a good choice for extra storage at a reasonable price.

### ⭐⭐⭐⭐⭐ Portable backup
*by J***E on May 17, 2026*

Perfect for portable backup.

## Frequently Bought Together

- Seagate Expansion Portable, 4TB, External Hard Drive, 2.5 Inch, USB 3.0, for Mac and PC, 2 year Rescue Services (STKM4000400)
- Amazon Basics External Hard Drive Case, Black
- ProCase [Holds 2 Piece] External Hard Drive Case 2.5 Inch，Compatible for Seagate Expansion, Seagate Backup Plus, Canvio Basics Portable Hard Drive, WD Elements (Black)

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.tn/products/321623412-seagate-expansion-portable-4tb-external-hard-drive-2-5-inch](https://www.desertcart.tn/products/321623412-seagate-expansion-portable-4tb-external-hard-drive-2-5-inch)

---

*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-06-04*