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Overview
Promaster CFExpress Type B 325GB Velocity CINE
A professional-grade CFexpress Type B card capable of maintaining a 1400MB/s sustained sequential write speed.ProMaster Velocity CINE CFexpress Type B Memory Cards achieve breakneck speeds. With a 1400MB/s minimum sustained sequential write speed, this 325GB card can handle the most rigorous use in professional applications. In addition, this durable card is weather-resistant, shock-proof, magnet-proof, static-proof, and X-ray-proof.
This card is backed by a 48-hour replacement guarantee and a limited lifetime warranty. Please visit www.memory.promaster.com for more details..
Key Features
- 1400MB/s minimum sustained sequential write speed & 1650MB/s read speed
- PCI Express 3.0 Bus (also supports NVM Express)
- Backward compatible with XQD cameras that adopt firmware enabling CFexpress Type B
- Built-in thermal throttling
- Heat & cold resistant
- 48-hour replacement guarantee/
- Limited lifetime warranty
- Specifications
325GB CFexpress Type B
Minimum sustained sequential write speed: 1400MB/s
Maximum write speed: 1560MB/s
Minimum sustained sequential read speed: 1600MB/s
Maximum read speed: 1780MB/s
PCI Express 4.0 Bus (also supports NVM Express)
Backward compatible with XQD cameras that adopt firmware enabling CFexpress Type B.
Operating temperature range: 32°F to 158°F (0°C to 70°C)
What's Included
Promaster CFexpress Type B 325GB Velocity Cine Memory Card
Promaster Lifetime Limited Warranty
REVIEWS
We're currently collecting product reviews for this item. In the meantime, here are some reviews from our past customers sharing their overall shopping experience.
4.9
Out of 5.0

Overall Rating
99%
of customers that buyfrom this merchant give
them a 4 or 5-Star rating.
May 13, 2025 by Diane W. (United States)
“Ok”
April 29, 2025 by Kristina B. (United States)
“Would love an estimated delivery date on the pre-purchase and post purchase pages.”
Response from rockbrookcamera.com:
Hi Kristina, thanks for your review and we appreciate your feedback. We definitely have this on our wish list for the site for the future. Thanks for supporting small business!
April 28, 2025 by Jansel E. (United States)
“Good”
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