SanDisk Extreme PRO CFexpress 4.0 Type B 400 GB CFexpress Type B

Engineered for up to 12K cinematic video recording

Introducing the SANDISK Extreme PRO CFexpress™ 4.0 Type B card. Enabling seamless capture of 4K, 6K, 8K, and even 12K footage3—so you're ready for every critical moment. Its high capacity gives you the freedom to create without limits, helping ensure key details of your vision are preserved. This is where speed meets storage, and your masterpiece begins.

Boundary-Pushing Technology
Push past limits with PCIe® Gen4 technology that enables high read speeds up to 3700 MB/s,2 and write speeds up to 3500 MB/s2 to capture in 4K, 6K, 8K, and even 12K resolution.3

Incredible Sustained Write Performance
Minimum sustained write speeds of 3100 MB/s2 [2TB-4TB models1] enable consistent performance for long recording sessions, helping prevent dropped frames and maintaining smooth, seamless capture.

Video Performance Guarantee (VPG) Enabled
VPG1600 enabled for 1TB-4TB,1 and VPG800 and VPG400 for 128GB-400GB1 for minimum sustained speeds required to capture flawless footage.

SmartIdle Mode for Demanding Sessions
Shoot longer with efficiency on your side. With SmartIdle™ technology, your card is designed to help prevent overheating by intelligently entering a low-power mode whenever your compatible camera is idle.

Built Rugged for Your Set
From controlled studios to unpredictable locations, this card helps protect your media. Built to endure the realities of production, it withstands drops up to 5-meters and resists bends up to 70 newtons,4 so your story stays resilient, wherever it takes you.

Enduring Support for Enduring Stories
Every card is backed by a lifetime limited warranty,5 because the tools you trust should be as enduring as the media you capture.