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Delkin SDXC memory card, black full-size SD with gold contacts

Delkin

Delkin SDXC 256GB 633x U3 Class 10 r95MB/s w80MB/s

SKU CH-ZNZN-FQ4CT

SDXC card with 256 GB capacity, UHS-I U3 and Class 10 ratings, read speeds up to 95 MB/s and write speeds up to 80 MB/s

  • TypeSecure Digital Extended Capacity (SDXC)
  • Card typeFull Size SD
  • Capacity256GB
  • Speed Class RatingClass 10
  • 256 GB capacity stores large media libraries
  • Read speeds up to 95 MB/s for quick file transfers
  • Write speeds up to 80 MB/s support continuous 4K capture
  • UHS-I U3 Class 10 rating guarantees minimum 10 MB/s sustained write
  • 633x speed rating delivers reliable performance for demanding workflows

Capacity & Class

The Delkin SDXC card provides 256GB of storage in a full-size Secure Digital form factor. It carries a Class 10 speed rating and UHS-I U3 specification for sustained write performance. The card is suited for cameras, camcorders and other portable devices that require high-capacity removable media. It is not intended for buyers who need internal solid-state storage or larger capacities than 256GB.

Interface & Compatibility

The card uses the standard SD interface and fits any device with a full-size SDXC slot. No extra adapters or power cables are required for operation. The mechanical write-protect switch on the casing lets you prevent accidental data loss. Builders who need a microSD form factor or a different bus interface cannot use this card directly.

Speed & Power

Rated read speed reaches 95MB/s and write speed reaches 80MB/s under the 633x rating. Solid-state construction with no moving parts helps conserve battery life in portable devices. The card weighs approximately two grams and operates silently. Users who require faster sustained throughput for professional video workflows should verify their device supports the necessary bus mode.

Highlights

  • 256 GB capacity stores large media libraries
  • Read speeds up to 95 MB/s for quick file transfers
  • Write speeds up to 80 MB/s support continuous 4K capture
  • UHS-I U3 Class 10 rating guarantees minimum 10 MB/s sustained write
  • 633x speed rating delivers reliable performance for demanding workflows

Specifications

BrandDelkin
TypeSecure Digital Extended Capacity (SDXC)
Card typeFull Size SD
Capacity256GB
Speed Class RatingClass 10

Questions about this item

What is the sustained write speed when the card is used for long video recording?

The card is rated for a minimum sequential write speed of 10 MB/s as indicated by the Class 10 rating.

How much power does the card draw and does it generate noticeable heat during all-day use?

Solid-state memory with no moving parts conserves battery power and maximises battery life in portable devices.

Which device slot is required for this full-size SDXC card to function?

It requires a standard full-size SD card slot that supports the SDXC format for 256 GB capacity.

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