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UHS (Ultra-High Speed) Speed Class is denoted with the “U” symbol. U3 (UHS Speed Class 3) indicates a minimum write speed of 30MB/s. We stock a lot of different U3 rated SD and microSD memory cards from various manufacturers.

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63 products found in U3 Memory Cards

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Quick View SanDisk Extreme Pro 256GB SD Memory Card SDXC 170Mb/s SDSDXXY-256G-GN4IN free delivery
SanDisk Extreme Pro 256GB SD Memory Card SDXC 170Mb/s
  • £33.77

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Quick View SanDisk Extreme Pro 256GB SD Memory Card SDXC 200Mb/s SDSDXXD-256G-GN4IN free delivery
SanDisk Extreme Pro 256GB SD Memory Card SDXC 200Mb/s
  • £33.77

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Quick View Lexar Professional 633x 256GB MicroSD Memory Card LSD256CB633
Lexar Professional 633x 256GB SD Memory Card
  • £37.77

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Quick View Lexar Professional 1667x 128GB UHS-II SD Memory Card LSD128GCB1667 free delivery
Lexar Professional 1667x 128GB UHS-II SD Memory Card
  • £39.77

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Quick View Free Delivery SanDisk Extreme Pro UHS-II 32GB SD Memory Card SDHC 300Mb/s SDSDXDK-032G-GN4IN
SanDisk Extreme Pro UHS-II 32GB SD Memory Card SDHC 300Mb/s
  • £39.77
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SanDisk Outdoors 4K 512GB MicroSD Memory Card
  • £41.77

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Quick View SanDisk Max Endurance 256GB MicroSD Memory Card SDSQQVR-256G-GN6IA free delivery
SanDisk MAX Endurance 256GB MicroSD Memory Card
  • £43.77

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Quick View Free Delivery 512GB SanDisk Extreme PRO microSD Memory Card SDSQXCD-512G-GN6MA
SanDisk Extreme Pro 512GB MicroSD Memory Card 200Mb/s
  • £43.77
Quick View SanDisk Extreme 512GB microSDXC Memory Card free delivery
SanDisk Extreme 512GB MicroSD Memory Card 190MB/s
  • £44.77

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Quick View Lexar Professional 1667x 256GB UHS-II SD Memory Card LSD256GCB1667 free delivery
Lexar Professional 1667x 256GB UHS-II SD Memory Card
  • £59.77

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Quick View Free Delivery SanDisk Extreme Pro 512GB SD Memory Card SDXC 200Mb/s SDSDXDD-512G-GN4IN
SanDisk Extreme Pro 512GB SD Memory Card SDXC 200Mb/s
  • £62.77
Quick View Free Delivery SanDisk Extreme Pro UHS-II 64GB SD Memory Card SDHC 300Mb/s SDSDXDK-064G-GN4IN
SanDisk Extreme Pro UHS-II 64GB SD Memory Card SDHC 300Mb/s
  • £69.77

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Quick View Free Delivery 64GB Kingston Industrial Grade microSD Memory Card
Kingston Industrial Grade 64GB microSD Memory Card
  • £79.77

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Quick View Free Delivery SanDisk Extreme Pro UHS-II 128GB SD Memory Card SDHC 300Mb/s SDSDXDK-128G-GN4IN
SanDisk Extreme Pro UHS-II 128GB SD Memory Card SDHC 300Mb/s
  • £125.77

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SanDisk Extreme Pro 1TB SD Memory Card SDXC 200Mb/s
  • £199.99
  • £138.77