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Black SanDisk Ultra CZ48 256GB USB 3.0 flash drive, compact rectangular shape with matte finish

SanDisk

SanDisk Ultra CZ48 256GB USB 3.0 flash drive

SKU CH-SAJH-RZQDT

A 256 GB USB 3.0 flash drive with read speeds up to 100 MB/s and 128-bit AES encryption

  • USB SpecificationUSB 3.0
  • ColorBlack
  • Capacity256GB
  • Read Speedup to 100MB/s
  • Security128bit AES Encryption
  • FeaturesMove Files Quickly with Faster Transfer Speeds With transfer
  • Up to 100MB/s read speed moves large files quickly
  • USB 3.0 interface transfers data up to ten times faster than USB 2.0
  • 128-bit AES encryption with included SecureAccess software protects private files
  • Compact 0.43" x 0.84" x 2.24" design fits easily in a pocket
  • 256GB capacity stores thousands of photos, videos and documents

What it is and who it serves

The SanDisk Ultra CZ48 is a 256GB USB 3.0 flash drive built for everyday file transport. It suits students and professionals who move documents, photos or videos between laptops and desktops without relying on cloud sync. The black retractable design fits in a pocket or on a key ring for constant availability. Read speeds reach 100MB/s so large transfers finish quickly.

What the bundled software changes

SanDisk SecureAccess software is included and enables 128-bit AES encryption with password protection for selected files. Users create a private vault on the drive that stays locked until the correct password is entered. The remaining capacity stays open for ordinary drag-and-drop sharing with colleagues or family. No separate installation media or licence key is required.

Build, connectors and daily implications

The drive uses a standard USB-A 3.0 connector that is backward compatible with USB 2.0 ports. Its compact dimensions of 0.43" x 0.84" x 2.24" and weight of 0.03 lb keep it unobtrusive in tight laptop bays or alongside other peripherals. A sliding mechanism protects the contacts when the drive is not in use, reducing the risk of bent pins during transport.

Puncte forte

  • Up to 100MB/s read speed moves large files quickly
  • USB 3.0 interface transfers data up to ten times faster than USB 2.0
  • 128-bit AES encryption with included SecureAccess software protects private files
  • Compact 0.43" x 0.84" x 2.24" design fits easily in a pocket
  • 256GB capacity stores thousands of photos, videos and documents

Specificații

BrandSanDisk
SeriesUltra
ModelSDCZ48-256G-U46
USB SpecificationUSB 3.0
ColorBlack
Capacity256GB
Read Speedup to 100MB/s
Security128bit AES Encryption
FeaturesMove Files Quickly with Faster Transfer Speeds With transfer speeds of up to 100MB/s the SanDisk Ultra USB 3.0 Flash Drive reduces the time you'll spend waiting for files to move from the flash drive to your computer. Enabled for USB 3.0, this fast drive lets you transfer and store large files up to ten times faster than USB 2.0 drives. High-Capacity Drive Accommodates Large Files Offered in capacities up to 256GB the SanDisk Ultra USB 3.0 Flash Drive can hold all your favorite media and important documents, including high-resolution photos, MP3s, movies, presentations, and graphic f
Dimensions0.43" x 0.84" x 2.24"
Weight0.03 lb.

Întrebări despre acest articol

How long will the 128-bit AES encryption and SanDisk SecureAccess software remain supported?

The 128-bit AES encryption is a hardware-level feature on the SDCZ48-256G-U46 that does not expire, while the included SecureAccess software can be reinstalled from SanDisk's website if a future OS update requires a newer version.

Does the USB 3.0 interface or the flash memory limit sustained write speeds first?

The flash memory is the limiting factor; the drive is rated for read speeds up to 100MB/s, while write speeds are only described as up to 10 times faster than standard USB 2.0 drives, making the memory the bottleneck during long transfers.

How hot does the metal casing get when transferring 256GB continuously?

The small 0.43" x 0.84" x 2.24" black plastic body has minimal surface area for heat dissipation, so the casing will become noticeably warm during sustained maximum-speed transfers of large files.

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