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SANDISK 256GB microSD Express Card - Works with Nintendo-Switch 2, Up to 880MB/s Read, Up to 650MB/s Write, 210MB/s Sustained Write, U3, C10 - SDSQXFN-256G-GN4NN

  • 512GB Mario Flower
  • 128GB
  • 256GB
  • 512GB
  • Read Speed 880mb/s
  • Write Speed 650mb/s
  • MicroSD Express for Nintendo Switch 2
  • 256GB
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Overview
Specs
Reviews
Extreme Pro PCIe 256GB MicroSD

Warranty & Returns

Warranty, Returns, And Additional Information

Warranty

  • Limited Warranty period (parts): Lifetime
  • Limited Warranty period (labor): Lifetime
  • Read full details

Return Policies

    We want to ensure your holiday shopping this year is hassle-free. That’s why we’re automatically extending our return policies on almost every product! For purchases placed between November 1st, 2025 and December 31, 2025 you will have until January 31, 2026 to return your product.

  • Return for refund until: January 31, 2026
  • Return for replacement until: January 31, 2026
  • This item is covered by Newegg.ca's Extended Holiday Return Policy.
  • Read full return policy for details.

Manufacturer Contact Info

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The SanDisk SDSQXFN-256G-GN4NN is a 256GB microSD Express card listed as compatible with Nintendo Switch 2, with advertised read speeds up to 880MB/s and write speeds up to 650MB/s. It suits Switch 2 owners seeking portable storage with fast transfer speeds.

Recommended For

  • Nintendo Switch 2 owners whose downloaded games, updates, or DLC are filling internal storage and who want a compatible 256GB expansion for their active library.
  • Switch 2 players who want to keep a rotating selection of downloaded games installed for play while traveling, rather than repeatedly managing space on the console.
  • Switch 2 users who often move large games between system memory and removable storage and want a card that delivered strong transfer results in hands-on testing.
  • Switch 2 owners who prefer an officially licensed, tested-for-the-console card and need a straightforward 256GB expansion rather than a higher-capacity option.

Real-World Use Scenarios

  • When Switch 2 internal storage is filling up, use the card to store downloadable games, updates, and DLC; installed titles remain available without repeatedly deleting them to make room.
  • If you buy a game-key card, use this card as the destination for its downloaded game data when console storage is tight; the key card itself does not contain the full game.
  • When you want to keep more of your digital library installed, move downloadable software from system memory to the card and launch games from it; Switch 2 supports playing software stored on microSD Express.
  • For frequent screenshot and video capture, save captures to the card to free up console storage; Nintendo says microSD Express can store screenshots and captured videos.
  • When upgrading from the original Switch, use this Express card for Switch 2 game storage; a standard microSD card from the older console cannot store or load games on Switch 2, though it can still provide access to captured screenshots and videos.

Spec Summary

AttributeValue
Best ForPortable storage for gaming consoles, cameras, and personal computers
Capacity256 GB
Format And CompatibilitymicroSDXC microSD Express card; listed connectivity includes microSDHC and microSDXC
Speed And Class RatingsUp to 880 MB/s read and 650 MB/s write; U3, Class 10, and V30 ratings
Durability FeaturesListed as magnetic-, water-, drop-, X-ray-, and wearout-proof
Model IdentifiersSDSQXFN-256G-GN4NN