ProGrade Digital CFexpress 4.0 Type B 1.3TB Cobalt Memory Card

Home Memory ProGrade Digital ProGrade Digital CFexpress 4.0 Type B 1.3TB Cobalt Memory Card
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ProGrade Digital
Mac & Win
Usually ships in 1-2 business days.
Availability: In stock

ProGrade Digital has developed its new CFexpress Type B 4.0 Cobalt class memory cards with next-generation performance leveraging PCIe Gen 4 interconnect with NVMe host controller interface for use in future Mirrorless, DSLR and high-definition video cameras.

Now in 1.3TB capacity

Available in a 1.3TB capacity and performance levels provide read speeds up to 3400MB/s - CFexpress Type B cards are ideal for quickly off-loading high volumes of video or RAW photos and minimum sustained write speeds up to 2800MB/s - perfect for uninterrupted, cinematic capture of RAW 8K, 6K, and 4K video.

Refresh Pro

Compatible with Refresh Pro. This tool will ensure that your cards will always perform at their best. (Refresh Pro sold separately)

Save Battery

Low power consumption for extended battery like when recording continuous video.



  • 3400MB/s Max Read Speed
  • 3000MB/s Max Write Speed
  • 2800MB/s Min Sustained Write
  • CFexpress 4.0
  • Records RAW 8K, 6K, and 4K Video
  • Built-In Thermal Throttling