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Pack of ten black SanDisk Cruzer Ultra USB 3.0 flash drives, each 5.7 by 1.1 by 2.1 cm

SanDisk

SanDisk Cruzer Ultra CZ48 16GB USB 3.0 Flash Drive Pack of 10

SKU CH-BT51-BDC37

Ten USB 3.0 flash drives with 16 GB each and up to 80 MB/s transfer speed

  • Transfer large files quickly with up to 80MB/s read speed
  • Password-protect private files using included SanDisk SecureAccess software
  • Compact 5.7 x 1.1 x 2.1 cm design fits any pocket
  • Pack of 10 drives provides 16GB each for team or backup needs
  • Works with USB 3.0 and USB 2.0 ports for broad compatibility

Pack of 10 USB 3.0 flash drives

This pack contains ten SanDisk Cruzer Ultra CZ48 drives, each providing 16GB of storage. They are intended for users who need multiple portable drives for distributing files, creating backups or equipping a team. The drives connect via a standard USB 3.0 interface for broad compatibility with PCs and other hosts.

Thermals noise and power draw

As solid-state flash drives with no moving parts, they produce no audible noise during operation. Power is drawn directly from the USB port, so no external supply is required and heat output remains minimal in normal use. The compact form factor helps dissipate warmth passively during sustained transfers.

SanDisk SecureAccess software

Each drive includes SanDisk SecureAccess software for password protection and file encryption. This lets you create a private vault on the drive to safeguard sensitive documents without additional tools. The software runs from the drive itself, so it is available on any compatible computer you plug it into.

Highlights

  • Transfer large files quickly with up to 80MB/s read speed
  • Password-protect private files using included SanDisk SecureAccess software
  • Compact 5.7 x 1.1 x 2.1 cm design fits any pocket
  • Pack of 10 drives provides 16GB each for team or backup needs
  • Works with USB 3.0 and USB 2.0 ports for broad compatibility

Specifications

BrandSanDisk
ModelHK189x10

Questions about this item

How do I install the SecureAccess software that comes with the SDCZ48 016G U46 drives, and what step do people often miss?

Plug a drive into a USB 3.0 port, open the drive in File Explorer, and run the SecureAccess installer stored on the drive; the step many miss is creating the encrypted vault and setting a password before copying files.

What maintenance or replacement will the 16 GB Cruzer Ultra drives need over time?

Flash memory has a finite write-cycle limit, so after heavy long-term use a drive may become read-only or fail; keep backups and replace the drive when write errors appear.

What limit appears first when writing large files continuously to these USB 3.0 drives?

Sustained write speed will drop below the 80 MB/s peak once the controller exhausts its SLC cache and must write directly to the TLC NAND.

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