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Black rectangular USB 3.0 flash drive with sliding connector and 512GB label

SanDisk

SanDisk Ultra USB 3.0 512GB flash drive SDCZ48512GA46

SKU CH-X6BH-2RB4N

A 512 GB USB 3.0 flash drive that transfers a full-length movie in under 40 seconds, up to ten times faster than USB 2.0

  • Transfer a full-length movie in under 40 seconds with USB 3.0 speed
  • Up to ten times faster file transfers than standard USB 2.0 drives
  • Store bulkiest media files and documents on 512 GB capacity
  • Compact, stylish design fits easily in pocket or bag
  • Backed by SanDisk reliability with model SDCZ48512GA46

High-capacity USB 3.0 flash storage

The SanDisk Ultra USB 3.0 flash drive provides 512GB of portable storage for users who need to carry large media libraries and documents. It suits students, professionals and creatives wanting fast file transfers without relying on cloud services. The compact form factor fits easily into a pocket or bag for daily transport.

Transfer speed and bus power

The drive connects via a USB 3.0 interface and draws power directly from the host port, so no external adapter is required. SanDisk states a full-length movie can transfer in less than 40 seconds, reaching speeds up to ten times faster than a standard USB 2.0 drive. Thermal output remains low during typical copy operations.

Plug-and-play simplicity

No bundled software or accessories are included; the drive works immediately on Windows, macOS and Linux systems that support USB mass storage. The lack of proprietary tools means there is no extra installation step or background service consuming system resources. Buyers who want hardware encryption or automatic backup software should consider a different model.

How it compares

Measured against everything we stock in USB Thumb Drives, at today’s prices. Recalculated every night.

Price $109.99
Pricier than about 82% of the 1,099 comparable items (median $31.99).

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Specifications

Product
Brand nameSanDisk

Questions about this item

How do I install the SanDisk Ultra USB 3.0 512GB flash drive and what is the common mistake?

Plug the drive into a USB 3.0 port for full speed; the common mistake is using a USB 2.0 port which limits transfer rates.

What maintenance or replacement will the SanDisk Ultra 512GB flash drive need later?

Flash memory has a finite write cycle life; replace the drive if files become corrupted or the device is no longer recognised.

What limit appears first on the SanDisk Ultra 512GB drive during sustained large transfers?

Transfer speed will drop once the internal cache fills and the drive writes directly to the NAND flash memory.

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