SanDisk Extreme PRO CFexpress 4.0 Type B Memory Card - 400GB

Be ready for critical moments with the 400GB Extreme PRO CFexpress 4.0 Type B Memory Card from SanDisk, which provides users with a high storage capacity that offers the freedom to create without limits. This card features a storage capacity of 400GB and takes advantage of the PCIe 4.0 bus to deliver maximum read speeds of 3500 MB/s, maximum write speeds of 3100 MB/s, and sustained write speeds of 900 MB/s, all of which is fast enough to capture 12K (12,288 x 6480), 8K (7680 x 4320), 6K (6144 x 3160), and 4K (4096 x 2160) video, plus raw and JPEG images and continuous shutter bursts. Additionally, this card supports the VPG-800 and VPG-400 standards, meaning that write speeds are guaranteed to not drop below 800 MB/s or 400 MB/s, respectively. To help ensure a long operational life, SanDisk built this Extreme PRO card with a bend resistance of up to 70N, drop resistance of up to 16.4', and temperature resistance ranging from 32 to 113°F.

Boundary-Pushing Technology

Push past limits with PCIe 4.0 technology that enables high read speeds of up to 3700 MB/s and write speeds of up to 3500 MB/s to capture in 4K, 6K, 8K, and even 12K resolutions.

Incredible Sustained Write Performance

Minimum sustained write speeds of 900 MB/s enable consistent performance for long recording sessions, helping prevent dropped frames and maintaining smooth, seamless capture.

Video Performance Guarantee (VPG) Enabled

This card supports the VPG-400 and VPG-800 standards, for the minimum sustained write 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 16.4' and resists bends up to 70N, so your story stays resilient, wherever it takes you.