Delkin CFexpress Power R3650/W3240/SW820 (4.0) 512GB

Delkin POWER 4.0 CFexpress Type B 512GB – High sustained write speeds for 8K/6K/4K video

The Delkin POWER 4.0 CFexpress Type B 512GB card combines high sustained performance with reliability for modern cinematic workflows. It supports recording 4K, 6K and 8K video and continuous RAW capture, while enabling fast file offload to speed up post-production.

Product Highlights

• 512GB CFexpress Type B storage capacity
• Lifetime Warranty
• CFexpress Type B 4.0
• Records 8K, 6K & 4K video at high frame rates and bitrates
• RAW continuous burst ready
• Serialized for added protection
• 48HR replacement guarantee

Performance and Read/Write Speeds

This POWER 4.0 CFexpress Type B card delivers some of the fastest sustained write speeds available for high-end cinematic hosts. In practical terms, that means it can handle continuous RAW shooting and high-bitrate video recording without dropping frames. Additionally, it supports very fast read speeds to speed up data transfer from card to computer.

Streamlined Workflow

Offload large files quickly: the card can reach burst read speeds up to 3650MB/s, which reduces transfer time and helps you start editing sooner. This is particularly useful for photographers and videographers who need to clear cards fast between shoots and minimize downtime in post-production.

Compatibility and Testing

Delkin has extensively tested each POWER 4.0 CFexpress Type B card to ensure consistent performance in today’s high-end hosts. Note that CFexpress Type B cards are not backwards compatible with CompactFlash, CFast 2.0, or CFexpress Type A hosts. Confirm your camera or recorder supports CFexpress Type B before use.

Durability and Protection

The card is built to withstand demanding field conditions. It is shockproof and waterproof, and each unit is serialized for added protection and traceability. These features help protect your data during transport and in challenging shooting environments.

In the Box

• (1) Delkin Devices POWER CFexpress Type B 4.0 - 512GB memory card
• (1) Protective storage case

FAQ

Question: Is this card suitable for recording 8K video? Answer: Yes. The Delkin POWER 4.0 CFexpress Type B 512GB card is specified for recording 4K, 6K and 8K video at high frame rates and bitrates, and it is designed to support continuous RAW capture for cinematic workflows.

Question: What speeds can I expect for data transfer? Answer: The card lists a burst read speed of 3650MB/s, a burst write speed of 3240MB/s (which can vary by capacity), and a sustained write speed of 820MB/s. These speeds enable fast offload and reliable recording performance.

Question: Will this card work in my older CompactFlash or CFast device? Answer: No. CFexpress Type B cards are not backwards compatible with CompactFlash, CFast 2.0, or CFexpress Type A hosts. Check your device specifications to ensure it supports CFexpress Type B.

Question: What warranty and support options are included? Answer: The card comes with a lifetime warranty and a 48-hour replacement guarantee. Additionally, each card is serialized for added protection, which can assist with warranty and replacement processes.

Question: What comes in the package and how is the card protected during transport? Answer: The package includes one Delkin POWER CFexpress Type B 4.0 512GB memory card and one protective storage case to help shield the card during transport. The card’s shockproof and waterproof construction adds further protection in the field.