---
product_id: 667439047
title: "Atlas USB4 CFexpress 4.0 Type B Card Reader, 40Gb/s USB4 USB-C Port, Bus Powered, Includes Type A>B Adapter for Fast ingest of Type A Cards, Up to 5000MB/s Real-World Speed, USB-C Cable"
brand: "owc"
price: "A$283"
currency: AUD
in_stock: true
reviews_count: 5
category: "Owc"
url: https://www.desertcart.com.au/products/667439047-atlas-usb4-cfexpress-4-0-type-b-card-reader-40gb
store_origin: AU
region: Australia
---

# 40Gb/s USB4 blazing speed Up to 5000MB/s real-world transfer Bus powered, no extra cables needed Atlas USB4 CFexpress 4.0 Type B Card Reader, 40Gb/s USB4 USB-C Port, Bus Powered, Includes Type A>B Adapter for Fast ingest of Type A Cards, Up to 5000MB/s Real-World Speed, USB-C Cable

**Brand:** owc
**Price:** A$283
**Availability:** ✅ In Stock

## Summary

> 🚀 Elevate your data game with the fastest, coolest CFexpress reader around!

## Quick Answers

- **What is this?** Atlas USB4 CFexpress 4.0 Type B Card Reader, 40Gb/s USB4 USB-C Port, Bus Powered, Includes Type A>B Adapter for Fast ingest of Type A Cards, Up to 5000MB/s Real-World Speed, USB-C Cable by owc
- **How much does it cost?** A$283 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/products/667439047-atlas-usb4-cfexpress-4-0-type-b-card-reader-40gb)

## 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

- • **Blazing USB4 Speed:** Harness 40Gb/s USB4 for lightning-fast data transfers that keep your workflow turbocharged.
- • **Compact & Portable:** Smartphone-sized design slips into your gear bag for on-the-go creative power without bulk.
- • **Cool & Quiet Operation:** Fanless, thermally efficient build keeps your cards safe and cool even during marathon transfers.
- • **Universal Compatibility:** Seamlessly plug & play with Macs, Windows PCs, iPads, Chromebooks, tablets, and smartphones—no adapters needed.
- • **Complete Workflow Ecosystem:** Pair with OWC Atlas CFexpress cards and Innergize software for unmatched performance and health monitoring.

## Overview

The OWC Atlas USB4 CFexpress 4.0 Type B Card Reader delivers ultra-fast 40Gb/s USB4 connectivity with up to 5000MB/s real-world transfer speeds. Bus powered and compact, it supports both Type A and B CFexpress 4.0 cards and works seamlessly across all major platforms including Macs, Windows PCs, iPads, and more. Its fanless design ensures cool, quiet operation, while included accessories and software optimize your creative workflow.

## Description

The Atlas USB4 CFexpress 4.0 Type B Card Reader maximizes creative pros’ productivity with ultra-fast ingest speeds, broad compatibility, and compact, bus powered convenience. With up to 5000MB/s data transfers, this is the perfect reader for CFexpress 4.0 Type B cards with large files that must be transferred quickly to save time and stay on budget. Combine this reader with an Atlas CFexpress 4.0 memory card to experience the power of OWC’s Capture to Completion ecosystem that delivers the highest level of workflow efficiency and reliability. Sized and weighing like a compact smartphone, the reader easily slips into a pocket or gear bag. An included USB-C cable makes the Atlas USB4 CFexpress 4.0 Type B Card Reader conveniently ready for portable use with USB-C equipped Macs, Windows PCs, iPads, Chromebooks, tablets, and smartphones.

Review: 抜群に速くて熱くない - 以前はProGrade Digital ダブルスロットカードリーダー (PG05.5) でしたが カードが死ぬかと思う程の爆熱になるので AngelBirdの3.2gen2のカードリーダを試したら 全然発熱しないので、今度は40Gbpsのコチラも試しました。 速度は3000MB/Sを超えるし、カードの温度も 暖かくなる程度で非常に満足です。 PGのリーダーで爆熱で心配の方はコチラがおすすめです。
Review: Good fast reader - Works flawlessly. Very fast. I'm using with CFExpress type A 4.0 cards, and an getting very close to the published speeds. Important to connect with good USB C 4 cables, otherwise the speed dropped off significantly.

## Features

- 1 x 40Gb/s USB4 (USB-C) port; Fully compliant up to CFexpress 4.0 Type B and Type A specification; Bus powered via a USB-C host port
- Maximum Compatibility: Plug and play with USB4, Thunderbolt 4, and USB-C equipped Macs, Windows PCs, iPads, Chromebooks, tablets, and smartphones.
- Maximum Performance: Ingest at up to 5000MB/s speed. Over 3300MB/s real world performance when tested with an OWC Atlas Ultra memory card
- Non-skid rubber feet keep reader in place while OWC ClingOn secures the included USB-C connecting cable; Fanless thermally efficient design keeps reading cards at top speed; Confirm use status instantly via integrated LED
- 2 Year OWC Limited Warranty; Includes Innergize health, performance, and field upgrade management tool when using OWC Atlas memory cards
- Flexible: Works with CFexpress Type B and Type A memory cards

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CVSJXR3K |
| Additional Features | Compact, Plug & Play |
| Best Sellers Rank | #42,902 in Computers ( See Top 100 in Computers ) #403 in External Memory Card Readers |
| Brand | OWC |
| Built-In Media | USB-C cable |
| Color | Silver |
| Compatible Devices | Laptop, Personal Computer, Smartphone, Tablet |
| Connectivity Technology | USB-C, Thunderbolt 4 |
| Customer Reviews | 4.6 out of 5 stars 81 Reviews |
| Data Transfer Rate | 5000 Megabits Per Second |
| Global Trade Identification Number | 00810149208904 |
| Hardware Interface | Thunderbolt 4, USB Type C |
| Item Dimensions L x W x H | 7.9L x 7.9W x 2.3H centimeters |
| Item Type Name | USB4 CFexpress 4.0 Type B Card Reader |
| Item Weight | 145 Grams |
| Item height | 0.9 inches |
| Manufacturer | Other World Computing |
| Media Type | CFexpress |
| Model Name | Atlas |
| Operating System | All operating systems |
| UPC | 810149208904 |
| Unit Count | 1.0 Count |

## Product Details

- **Brand:** OWC
- **Media type:** CFexpress
- **Connectivity technology:** USB-C, Thunderbolt 4
- **Special features:** Compact, Plug & Play
- **Colour:** Silver

## Images

![Atlas USB4 CFexpress 4.0 Type B Card Reader, 40Gb/s USB4 USB-C Port, Bus Powered, Includes Type A>B Adapter for Fast ingest of Type A Cards, Up to 5000MB/s Real-World Speed, USB-C Cable - Image 1](https://m.media-amazon.com/images/I/61gexfAI5EL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ 抜群に速くて熱くない
*by レ***ー on 8 January 2026*

以前はProGrade Digital ダブルスロットカードリーダー (PG05.5) でしたが カードが死ぬかと思う程の爆熱になるので AngelBirdの3.2gen2のカードリーダを試したら 全然発熱しないので、今度は40Gbpsのコチラも試しました。 速度は3000MB/Sを超えるし、カードの温度も 暖かくなる程度で非常に満足です。 PGのリーダーで爆熱で心配の方はコチラがおすすめです。

### ⭐⭐⭐⭐⭐ Good fast reader
*by I***N on 4 June 2025*

Works flawlessly. Very fast. I'm using with CFExpress type A 4.0 cards, and an getting very close to the published speeds. Important to connect with good USB C 4 cables, otherwise the speed dropped off significantly.

### ⭐⭐⭐⭐⭐ RED推奨
*by M***C on 25 November 2025*

RED推奨cfexpressと聞いて購入。全くエラーも無く、快適に使えてます。m 2SSDに転送も100Gぐらいなら1分かかりません。大容量データーも、ストレスなく使えて助かってます。

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**Shop now:** [https://www.desertcart.com.au/products/667439047-atlas-usb4-cfexpress-4-0-type-b-card-reader-40gb](https://www.desertcart.com.au/products/667439047-atlas-usb4-cfexpress-4-0-type-b-card-reader-40gb)

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*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-02-25*