---
product_id: 291537760
title: "ThunderBay 4 Mini RAID 5 Edition 4TB 4-Bay External Drive w/ Thunderbolt3 Ports"
brand: "owc"
price: "€ 1800.26"
currency: EUR
in_stock: true
url: https://www.desertcart.fi/products/291537760-thunderbay-4-mini-raid-5-edition-4tb-4-bay-external
store_origin: FI
region: Finland
---

# 40Gb/s Thunderbolt 3 speed 4TB total RAID 5 storage Hot-swappable, secure locked trays ThunderBay 4 Mini RAID 5 Edition 4TB 4-Bay External Drive w/ Thunderbolt3 Ports

**Brand:** owc
**Price:** € 1800.26
**Availability:** ✅ In Stock

## Summary

> ⚡ Power Your Workflow with Speed & Security

## Quick Answers

- **What is this?** ThunderBay 4 Mini RAID 5 Edition 4TB 4-Bay External Drive w/ Thunderbolt3 Ports by owc
- **How much does it cost?** € 1800.26 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.fi](https://www.desertcart.fi/products/291537760-thunderbay-4-mini-raid-5-edition-4tb-4-bay-external)

## Best For

- owc enthusiasts

## Why This Product

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

## Key Features

- • **Robust 4TB RAID 5 Storage:** Protect your critical data with RAID 5’s fault tolerance while enjoying a massive 4TB capacity.
- • **Compact & Portable Powerhouse:** Lightweight and sleek aluminum enclosure designed for professionals on the move.
- • **Secure Hot-Swappable Drive Bays:** Easily swap drives without downtime, secured with front locks for peace of mind.
- • **Blazing Fast Thunderbolt 3 Connectivity:** Experience up to 40Gb/s data transfer speeds for seamless multitasking and rapid backups.
- • **Award-Winning US-Based Support & Warranty:** Backed by a 3-year warranty plus 1-year Level 1 data recovery and lifetime expert support.

## Overview

The OWC ThunderBay 4 Mini RAID 5 Edition is a compact, portable 4-bay external drive system featuring four 2.5-inch SSD/HDD bays in a rugged aluminum enclosure. Equipped with dual Thunderbolt 3 ports, it delivers blazing 40Gb/s transfer speeds and flexible RAID configurations via SoftRAID software. Hot-swappable, lockable trays ensure data security and easy maintenance. Ideal for professionals needing reliable, high-speed storage on the go, it comes with a 3-year warranty and lifetime US-based support.

## Description

OWC ThunderBay 4 Mini RAID 5 Edition 4TB 4-Bay External Drive w/ Thunderbolt3 Ports

## Features

- Supports four 2.5-inch drive bays for SSD/HDD and rugged heat-dissipating aluminum enclosure featuring two Thunderbolt 3 ports for up to 40Gb/s speeds
- Flexibility to mix or match different 2.5-inch SSDs and HDDs to use as independent or combination of drives as a RAID with the included SoftRAID
- Compact, portable and light RAID system for on the go performance
- Hot swappable drive trays with front lock for security
- The ThunderBay 4 mini is backed by a 3 Year OWC Limited Warranty with 1 Year Level 1 data recovery with a lifetime of free, award-winning US-based support.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Compatible devices | Desktop |
| Hard disk form factor | 2.5 Inches |
| Data transfer rate | 40 Gigabytes Per Second |
| Manufacturer | Other World Computing |
| UPC | 810586032377 |
| Product Dimensions | 19.05 x 9.65 x 11.68 cm; 2.42 kg |
| Item model number | OWCTB3QMSR04T7 |
| Color | RAID 5 |
| Form Factor | 2.5-inch |
| Hard Drive Size | 4 TB |
| Hard Disk Description | Portable, Mini |
| Hard Drive Interface | Raid |
| Are Batteries Included | No |
| Item Weight | 2.42 Kilograms |

## Product Details

- **Hardware interface:** Thunderbolt
- **Brand:** OWC
- **Colour:** RAID 5
- **Material:** aluminum
- **Memory storage capacity:** 4 TB

## Images

![ThunderBay 4 Mini RAID 5 Edition 4TB 4-Bay External Drive w/ Thunderbolt3 Ports - Image 1](https://m.media-amazon.com/images/I/61p3C+iyIOS.jpg)

## Available Options

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

## Frequently Bought Together

- OWC ThunderBay 4 Mini RAID 5 Edition 4TB 4-Bay External Drive w/ Thunderbolt3 Ports
- OWC 0,7M Thunderbolt 4 / USB-C Cable - Universal and Full Capability for all Thunderbolt 3, Thunderbolt 4, USB-C, and USB4 devices
- OWC Express 1M2 Portable NVMe Thunderbolt (USB-C) SSD USB4 Ultra Fast External SSD Drive with Aluminum Heat Sink Enclosure (Enclosure Only)

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**Shop now:** [https://www.desertcart.fi/products/291537760-thunderbay-4-mini-raid-5-edition-4tb-4-bay-external](https://www.desertcart.fi/products/291537760-thunderbay-4-mini-raid-5-edition-4tb-4-bay-external)

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*Product available on Desertcart Finland*
*Store origin: FI*
*Last updated: 2026-02-19*