Samsung P9 Express microSD 512 GB, High-Speed Gaming Memory
Samsung P9 Express microSD 512 GB, High-Speed Gaming Memory Card for Nintendo Switch 2, 800 MB/s Read, For 4K UHD Video, Consoles and Cameras, MB-MK512T/WW
- YOUR GAMING EXPERIENCE, REDEFINED: Upgrade your Nintendo Switch 2! The Samsung P9 Express microSD card delivers lightning-fast load times of up to 800 MB/s and smooth gameplay for endless fun.
- SPEED THAT MAKES THE DIFFERENCE: Experience fast loading times on gaming consoles and 4K performance in cameras with the Samsung P9 Express microSD card. Robust, reliable, and with enough storage for all your adventures.
- PLUG IN AND PLAY: Insert the Samsung P9 Express microSD Express card into your Nintendo Switch 2 or any other compatible device. Format if required and enjoy instant extra storage.
- MORE THAN JUST FAST – ABSOLUTELY SECURE: Your data is safe. The 6-fold protection keeps your games and memories safe from water, extreme temperatures, X-rays, magnets, drops, and wear.
- INCLUDED IN THE BOX: You will receive one Samsung P9 Express microSDXC Express memory card with a capacity of 512 GB. Ready for immediate use in your Nintendo Switch 2, other consoles, or cameras.
| SKU: | B0FTSXX7QR |
| Weight: | 0.26 g |
| Dimensions: | 0.5 x 10.2 x 15.3 cm; 0.26 g |
| Model: | MB-MK512T/WW |
| Batteries Included: | No |
| Manufacture: | Samsung |
From the manufacturer


microSD Express P9 Express
Experience smooth gaming with the Samsung P9 Express microSD memory card – even on your Nintendo Switch 2.¹ Thanks to PCIe technology for high-speed performance and Dynamic Thermal Guard (DTG) for advanced thermal management, the microSD Express card delivers an immersive gaming experience for both casual players and demanding gamers.

Capture your gaming moments
Dive into endless solo adventures or enjoy unforgettable game nights with the whole family. With a single, high‑performance card, your entire gaming universe can come to life – made for adventures filled with joy and magic.

Performance that powers your world
Jump straight into your game with sequential read speeds of up to 800 MB/s – up to four times faster than Samsung UHS‑I microSD cards.² As a Nintendo Switch 2 memory card, the P9 Express can help significantly reduce installation, update and loading times. Your DLCs and adventures will be ready to play in no time.

Stay cool. Stay in the game.
Experience smooth gaming, even when the action heats up. Dynamic Thermal Guard (DTG) keeps your P9 Express memory card at the optimal temperature, ensuring consistent performance during demanding games. Enjoy extended gaming sessions and immerse yourself fully in your gameplay.

All your games on one small card
Save your favourites, back up your replays and download new titles or DLC – with up to 512 GB of reliable storage.³ ⁴ ⁵ Play more without having to delete your favourite games or swap cards. Your games library is always ready for your next adventure.
Six levels of protection for your data
From sudden drops to hours‑long gaming marathons, the P9 Express is built to withstand the many challenges of everyday life. Water⁶, extreme temperatures⁷, X‑rays⁸, magnets⁹, drops¹⁰ and wear¹¹ won’t stand in the way of your combo chains or epic victories.¹²

Versatile compatibility
The P9 Express microSD card is compatible with the Nintendo Switch 2. It is also backwards‑compatible with older consoles and UHS‑I slots.¹³ You can use it for photography and 4K video recording as well. With the P9 Express, you can back up your data effortlessly and transfer it quickly to your workstation or laptop.

Samsung Magician Software
Unlock the full potential of your P9 Express with Samsung Magician software. This user‑friendly tool helps you optimise the performance of your memory card. Verify product authenticity, monitor its condition, and run performance benchmarks.¹⁴

When the stakes are high, choose reliable protection
Files and folders are part of your life – photos, voice memos, videos, moments too valuable to lose. Delays can mean the difference between victory and defeat, between showing off your character setup or landing that next narrow hit. Rather than chasing the latest hype, we focus on what truly lasts: dependable protection when you need it most. When the stakes are high, choose reliability. Choose Samsung microSD cards.


microSD PRO Ultimate
Very fast and reliable microSD memory card including SD adapter, for 4K UHD and burst shooting with up to 200 MB/s read and 130 MB/s write speeds (UHS‑I U3).

SSD 990 PRO
Internal NVMe SSD with sequential read speeds of up to 7,450 MB/s, Dynamic Thermal Guard technology for protection against overheating, compact M.2 form factor (2280)

Portable SSD T7
External storage in a compact, pocket‑sized format. Thanks to USB 3.2 Gen 2, up to 9.5 times faster than external hard drives, with read/write speeds of up to 1,050 MB/s and 1,000 MB/s respectively.
Find the right card for your needs

P9 Express

Sonic microSD

EVO Select

PRO Plus

PRO Ultimate
Customer Reviews 4.7 out of 5 stars21 4.8 out of 5 stars218 4.7 out of 5 stars1,108 4.7 out of 5 stars6,728 4.8 out of 5 stars2,630 Price £61.29 £16.99 £82.29 — £63.58 Read speed 800 MB/s 180 MB/s 160 MB/s 180 MB/s 200 MB/s Compatibility Nintendo Switch 2 Mobile gaming, console Smartphone, Tablet Mobile gaming, console Action Cam, DSLR, Drone Six‑fold protection ✔ ✔ ✔ ✔ ✔ Capacity 256 – 512 GB 128 GB – 1 TB 64 GB – 1 TB 64 GB – 1 TB 128 GB – 512 GB Includes SD adapter ✘ ✔ ✔ ✔ ✔ Manufacturer’s coverage 3‑year limited coverage 10‑year limited coverage 10‑year limited coverage 10‑year limited coverage 10‑year limited coverage ¹ Copyright Nintendo. Nintendo Switch is a brand owned by Nintendo. ² Based on internal tests with the P9 Express microSD card 512 GB, measured using a PCIe test board compared to UHS‑I microSD cards, tested with the PRO Ultimate microSD card 512 GB and Samsung card readers. Actual performance may vary depending on host device, interface, usage conditions and other factors. ³ The products shown are for illustrative purposes only. ⁴ 1 GB = 1,000,000,000 bytes. Actual storage capacity may be less than stated. Part of the memory may be used for system files and other storage management purposes. ⁵ Availability may vary by market and time. ⁶ Water‑resistant: up to 1m depth, 3% NaCl saltwater, 25°C, 72 hours. ⁷ Temperature‑resistant: operating temperatures 0°C to 45°C; storage temperatures −40°C to 85°C. ⁸ X‑ray‑proof: up to 100mGy, equivalent to airport X‑ray scanners. ⁹ Magnet‑resistant: up to 15,000 Gauss (magnetic field equivalent to a high‑field MRI), 30 seconds. ¹⁰ Drop‑proof: withstands drops from up to 1 metre, 10 cycles. ¹¹ Wear‑resistant: up to 10,000 insertion cycles. ¹² The results listed here were achieved under controlled laboratory conditions during internal testing, as described in the respective footnotes for each test. Samsung is not liable for damage and/or loss of data or costs incurred from data recovery from a memory card. Full coverage terms at: samsung.com/uk/support/¹³ Compatible with devices with a microSDXC card slot and microSD Express host devices. Transfer speed may be limited to UHS‑I speeds depending on host device compatibility. ¹⁴ Samsung Magician software is available for Windows, macOS and Android. Requires Windows 7 or later, macOS High Sierra (10.13.6) or later, or Android 5.1 (Lollipop) or later. Older versions of Windows, macOS and Android may not be supported.





























