£93.50 ex. VAT £112.20 inc. VAT

SKU: SDSDXXY-256G-GN4IN Category:


The most powerful SD UHS-I memory card yet

SanDisk’s most powerful SD™ UHS-I memory card delivers maximum speed for performance, reliability, and uncompromising image and 4K UHD video quality from your DSLR, advanced digital or HD video camera. Transfer speeds up to 170MB/s* move your data fast for efficient post-production workflow

4K UHD Ready 

With UHS Video Speed Class 30 (V30) and UHS Speed Class 3 (U3)2 ratings, the SanDisk Extreme PRO SDHC and SDXC UHS-I Cards let you capture uninterrupted 4K UHD and Full HD video. This makes it ideal for professionals recording extreme sports and other fast-action activities without dropping frames. SanDisk products are constructed to the highest standards and rigorously tested. You can be confident in the outstanding quality, performance and reliability of every SanDisk product

Additional information








Form factorSDHC
Available Capacities64GB, 128GB, 256GB, 512GB
Performance/speedUp to 170MB/s read speed (633X);
up to 90MB/s write speed (600X)
Card dimension0.94” x 1.25” x 0.08” (24 mm x 32 mm x 2.1 mm)
Operating temperature-13F to 185F (-25C to 85C)
Storage temperature-40F to 185F (- 40C to 85C)
CompatibilityCompatible with SDHC, SDHC-I and SDXC, SDXC-I (UHS-I) enabled host devices
SecurityBuilt-in write-protect switch prevents accidental data loss
SupportLifetime limited warranty
ApplicationsStore a variety of digital formats, including RAW and JPEG photos,
high-definition videos, music and more
Added Protection1-year downloadable RescuePRO® Deluxe data recovery software offer,
for bringing accidentally deleted images back to life

Key Features

  • Our highest capacity SDXC™ card to catch all the action
  • Our most powerful SD™ UHS-I memory card yet with transfer speeds up to 170MB/s
  • Engineered to capture 4K UHD video1and sequential burst mode photography
  • Capture uninterrupted video with UHS Speed Class 3 (U3) and Video Speed Class 30 (V30)
  • Built for and tested in harsh conditions: temperature proof, water proof, shock proof, and x-ray proof