Delkin Cardreader CFexpress 4.0 Type B (USB4/Thunderbolt)

Delkin Cardreader CFexpress 4.0 Type B (USB4/Thunderbolt) – USB4 40 Gbps high-speed transfers for CFexpress Type B

The Delkin USB4 CFexpress Type B memory card reader delivers a compact, travel-ready solution for moving large media files quickly. It supports a single CFexpress Type B card and uses a USB4 Type-C interface capable of up to 40 Gbps transfer rates. The reader targets professionals who need to offload high-resolution RAW photos and high-bandwidth video formats on the go.

Key features at a glance

• Supports (1) CFexpress Type B memory card
• USB4 Type-C interface (40 Gbps)
• Complete all-around protection with anodized aluminum construction and multiple heat sinks
• Built-in card storage with rubberized end cover for added protection
• Windows & Mac compatible
• Plug & Play — no drivers or external power required

Next-generation speed

The reader uses a USB4 interface to deliver speeds suitable for professional workflows. You can offload large files — including high-res RAW images, 8K, 4K, HD and 3D videos — quickly and efficiently. USB4 supports transfer rates up to 40 Gbps, which is noted in the product material as roughly 2x faster than USB 3.2. As a result, you can utilize the full capabilities of CFexpress Type B cards and reduce transfer time for a more streamlined workflow.

Note: CFexpress Type A, XQD, CFast 2.0 and CompactFlash memory cards are not compatible with this reader.

Complete all-around protection

Delkin built the reader from anodized aluminum to provide ruggedized protection and extend service life. The internal design includes multiple heat sinks to help prevent overheating during large transfers. The reader also offers safe internal storage for one CFexpress Type B card and ships with a rubber end cover to protect against bumps, impact, water exposure, dust and other debris.

Compact and travel-friendly

The reader measures 3.5 in. long and weighs less than ½ lb., making it easy to carry in a backpack, camera bag or laptop case. Its compact form factor helps you access your files in remote locations while taking up minimal space in your kit.

Plug & Play and broad compatibility

You can access files in seconds without installing drivers or using external power: simply connect the reader to a computer USB-C port and start viewing your photos and videos. The reader is compatible with both Windows and Mac systems. It is also backwards compatible with USB 3.2, 3.0, 2.0 and 1.1 ports, although transfer speeds will be limited by the older interfaces.

Specifications

In the box

• (1) Delkin Devices USB4 CFexpress™ Type B Memory Card Reader
• (1) USB Type-C to Type-C Cable
• (1) Limited 5 Year Warranty

FAQ

Question: Which memory cards work with this reader?
Answer: The reader supports one CFexpress Type B card. It does not support CFexpress Type A, XQD, CFast 2.0 or CompactFlash cards.

Question: Do I need to install drivers or provide external power to use the reader?
Answer: No. The reader is plug & play and bus-powered via USB, so no drivers or external power are required for standard operation.

Question: Will the reader work with my laptop’s USB ports?
Answer: Yes. It connects via USB Type-C and supports USB4 (40 Gbps). It is backwards compatible with USB 3.2, 3.0, 2.0 and 1.1 ports, though transfer speeds will be lower on those older interfaces.

Question: Is the reader durable enough for field use?
Answer: The reader uses anodized aluminum construction and multiple heat sinks for durability and thermal management. It also includes built-in card storage and a rubber end cover to protect the card from impact, dust and moisture during transport.

Question: What files or workflows benefit most from this reader?
Answer: Workflows that involve large files — such as high-resolution RAW images and video formats like 8K, 4K, HD and 3D — will benefit most. The USB4 connection helps reduce transfer times and speeds up offloading and post-production tasks.