• POWER
  • Preferred by Professionals
  • 128GB – 2TB
  • 1730 MB/s Max Read
  • 1540 MB/s Max Write
  • Lifetime Warranty
  • Ideal for professional photographers & videographers, the POWER CFexpress™ card is designed to excel in high-end cinema cameras for flawless 6K & 4K RAW video recording.

  • BLACK
  • Fastest on the Market
  • 64GB – 512GB
  • 1645 – 1760 MB/s Max Read
  • 1400 – 1710 MB/s Min Sustained Write
  • Lifetime Warranty
  • Utilizing the latest speed technology, the BLACK CFexpress™ card is specially designed to be superior in terms of performance and reliability, supporting modes like 8K RAW video recording.

Overview:

CFexpress™ Type B Memory Cards from Delkin Devices combine industrial strength & reliability with unmatched performance, plus a quality guarantee like no other card. With speeds suitable for professional photographers and videographers, Delkin CFexpress™ Type B cards are specifically designed to excel in the latest generation of high-end cinematic hosts. As a bonus, every card is backed by our 48HR Replacement Guarantee policy for the ultimate coverage.

Technologically Advanced CFexpress™ Recording Speeds

Utilizing a 3rd generation PCI Express interface (as well as supporting NVM Express), Delkin PRIME & POWER CFexpress™ Type B cards boast maximum potential recording speeds up to 1540 MB/s for flawless cinema-quality video capture, including 8K, 6K & 4K at high frame rates and bitrates. They also support RAW continuous-burst shooting without delay – never miss those precious split-second moments!

The Delkin BLACK line distinguishes itself from the rest of the market by offering minimum sustained sequential write speeds exceeding 1400 MB/s, guaranteeing that data is written swiftly and safely to the card. This is especially valuable for videographers and filmmakers who are shooting with high-end cinema cameras that capture RAW video at Gbps rates.

To learn more about PCI Express (PCIe) technology and the advantages it offers over other memory solutions, please check out our “PCI Express (PCIe) Explained” Learning Lab article.

Streamlined Workflow

Capable of offloading data at speeds reaching up to 1760 MB/s, Delkin CFexpress™ Type B cards ensure the quickest, most efficient data transfer from card to computer for immediate access to your files and sooner post-production start time. This is ideal for photographers and videographers who need to quickly unload large amounts of data and get back to shooting.

Tested for Compatibility

Each CFexpress™ Type B card has undergone extensive testing to ensure full functionality and performance in today’s high-end hosts. Built to meet the extensive demands of today’s broadcast, cinema and photography industries, Delkin CFexpress™ memory cards are the cards you can trust for fast, reliable photo & video capture. It is important to note though that CFexpress™ Type B cards are not backwards compatible with either CompactFlash or CFast 2.0 hosts.

Durable Design & Lifetime Warranty

Built to endure even the most strenuous shooting environments, Delkin CFexpress™ Type B cards are durably designed to be shockproof, magnet proof, X-ray proof, anti-static, UV-guarded and resistant to extreme temperatures. Each card is also backed by a Lifetime Warranty and Delkin’s American-based customer support team out of San Diego, CA.

World’s Best Warranty – 48HR Replacement Guarantee

Not offered anywhere else in the world, Delkin CFexpress™ Type B memory cards and those with the “48HR logo” come with a superior 48-hour replacement guarantee in addition to our “Lifetime Warranty” policy. We will happily replace any non-working card within 48 hours or less (not including weekends), prior to receiving your non-working card. You can also replace your card over the counter at any authorized Delkin reseller. To activate your Delkin CFexpress™ Type B card’s free replacement program & lifetime warranty, simply register your card online here.

Specifications:

BLACK
CAPACITY MAX POTENTIAL READ SPEED SUSTAINED WRITE SPEED
64GB 1685 MB/s Maximum 1680 MB/s Minimum
128GB 1760 MB/s Maximum 1710 MB/s Minimum
256GB 1645 MB/s Maximum 1400 MB/s Minimum
512GB 1645 MB/s Maximum 1405 MB/s Minimum
POWER
CAPACITY MAX POTENTIAL READ SPEED MAX BURST WRITE SPEED
128GB 1730 MB/s Maximum 1540 MB/s Maximum
256GB 1730 MB/s Maximum 1540 MB/s Maximum
512GB 1730 MB/s Maximum 1540 MB/s Maximum
1TB 1730 MB/s Maximum 1540 MB/s Maximum
2TB 1730 MB/s Maximum 1540 MB/s Maximum
PRIME
CAPACITY MAX POTENTIAL READ SPEED MAX BURST WRITE SPEED
64GB 1730 MB/s Maximum 1240 MB/s Maximum

Compatible Cameras:

MANUFACTURER MODEL SUPPORTED MEMORY CARDS APPROVED
Canon C300 Mark III (2) CFexpress Memory Cards; (1) SD UHS-II Memory Card
C500 Mark II (2) CFexpress Memory Cards; (1) SD UHS-II Memory Card
1D X Mark III (2) CFexpress Memory Cards
R3 – NEW! (1) CFexpress Memory Card; (1) SD UHS-II Memory Card IN TESTING
R5 (1) CFexpress Memory Card; (1) SD UHS-II Memory Card
Nikon D5 (2) CFexpress (or XQD) Memory Cards
(Camera Must Have Firmware Version 1.4 or Higher)
D6 (2) CFexpress (or XQD) Memory Cards
D500 (1) CFexpress (or XQD) Memory Card; (1) SD UHS-II Memory Card
(Camera Must Have Firmware Version 1.3 or Higher)
D850 (1) CFexpress (or XQD) Memory Card; (1) SD UHS-II Memory Card
(Camera Must Have Firmware Version 1.2 or Higher)
Z6 (1) CFexpress Memory Card
(Camera Must Have Firmware Version 2.2 or Higher)
Z7 (1) CFexpress Memory Card
(Camera Must Have Firmware Version 2.2 or Higher)
Z6 II (1) CFexpress (or XQD) Memory Card; (1) SD UHS-II Memory Card
Z7 II (1) CFexpress (or XQD) Memory Card; (1) SD UHS-II Memory Card
Z9 – NEW! (2) CFexpress Memory Cards IN TESTING
Panasonic Lumix DC-S1 (1) CFexpress Memory Card; (1) SD UHS-II Memory Card
(Camera Must Have Firmware Version 1.3 or Higher)
Lumix DC-S1R (1) CFexpress Memory Card; (1) SD UHS-II Memory Card
(Camera Must Have Firmware Version 1.3 or Higher)
Phase One XF IQ4 (1) CFexpress (or XQD) Memory Card; (1) SD UHS-II Memory Card
(Camera Must Have Firmware Version 6.00.XX [Feature Update #8] or Higher)
Not sure which Delkin memory card(s) are best for your camera? Please refer to our camera compatibility chart for recommendations
(Last updated 10/28/21)

Quick Guide to Choosing the Right Card:

NEED BLACK POWER
I Want to Shoot 4K & 6K RAW Video at High Frame Rates & Bitrates
I Want to Shoot 8K RAW Video at High Frame Rates & Bitrates
I Want the Fastest SUSTAINED Write Speeds
I Want the Largest Available Capacity Offered
I Want Delkin’s 48HR Replacement Guarantee
I Want Support From Delkin’s U.S. Customer Service Team

Reviews:

Data Recovery Support:

Delkin Devices is proud to partner with LC Technology, creators of data recovery software PHOTORECOVERY®, FILERECOVERY® and FILERECOVERY® Professional, to support our premium memory card lines. Lines covered include POWER SD, PRIME & POWER microSD, XQD, CFast 2.0, PRIME & POWER CFexpress™, JUGGLER™ SSD and BLACK. For more information and support regarding LC Technology, please contact Delkin Customer Service at customerservice@delkin.com.

Part Numbers for Reference

BLACK CFexpress DCFXBLK64 DCFXBLK128 DCFXBLK256 DCFXBLK512
POWER CFexpress DCFX1-128 DCFX1-256 DCFX1-512 DCFX1-1TB DCFX1-2TB
PRIME CFexpress DCFX0-064
Memory Card Reader DDREADER-54