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Black SanDisk Ultra CZ48 128GB USB 3.0 flash drive, sleek rectangular shape, compact size

SanDisk

SanDisk Ultra CZ48 128GB USB 3.0 100MB/s USB flash drive

SKU CH-PT1D-TXPBB

A compact USB 3.0 flash drive storing 128 GB with read speeds up to 100 MB/s for quick file transfers

  • Total capacity128 GB
  • USB standardUSB 3.0
  • Max read speed100 MB/S
  • Product colorBlack
  • Product dimensions5.7 × 1.1 × 2.1 cm
  • Transfer a full-length movie in under 40 seconds with 100MB/s read speed
  • Store up to 128GB of photos, videos and documents in one compact drive
  • Move large files up to ten times faster than USB 2.0 via USB 3.0 interface
  • Sleek black design measures just 5.7 x 1.1 x 2.1 cm for pocket portability
  • High-capacity storage handles bulky media files and everyday documents alike

SanDisk Ultra CZ48 128GB USB 3.0 Drive

The SanDisk Ultra CZ48 is a 128GB USB 3.0 flash drive rated at 100MB/s read speed. It suits anyone who needs portable, high-capacity storage for large media files and documents. The compact black casing measures 5.7 x 1.1 x 2.1 cm and fits easily in a pocket or bag.

Upgrading from USB 2.0 Flash Drives

This drive replaces standard USB 2.0 flash drives by delivering up to ten times faster transfer performance. The jump is worth it when you regularly move bulky files such as full-length movies or high-resolution photo libraries. At 100MB/s you can shift a full-length movie in under 40 seconds.

Check Your Host Port and Capacity Needs

Verify that your computer provides a USB 3.0 port to achieve the advertised 100MB/s read speed; the drive will fall back to USB 2.0 speeds on older ports. Confirm that 128GB capacity covers your typical workload, as larger 256GB variants exist if you need more space.

How it compares

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

Price $26.99
Cheaper than about 57% of the 1,099 comparable items (median $31.99).
Total capacity 128 GB
Higher than about 60% of the 746 comparable items (median 64 GB).
Price per TB $210.86 per TB
Cheaper than about 55% of the 600 comparable items (median $226.48 per TB).

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Specifications

Product
Brand nameSanDisk
Product lineUltra
Model nameCZ48
Total capacity128 GB
Product colorBlack
Performance
Max read speed100 MB/S
Ports & slots
USB standardUSB 3.0
Size & build
Product dimensions5.7 × 1.1 × 2.1 cm

Questions about this item

Will the 5.7 x 1.1 x 2.1 cm casing clear adjacent ports on my laptop?

The drive measures 5.7 cm long, 1.1 cm wide and 2.1 cm thick, so it fits most side-by-side USB-A sockets without blocking the neighbour.

Do I need to install any driver or software before the 128 GB capacity appears?

No driver is required; plug the USB 3.0 connector into a USB 3.0 or 2.0 port and the operating system mounts the full 128 GB automatically.

How many full write cycles can the flash memory endure before sectors start to fail?

SanDisk rates the Ultra series for typical consumer workloads; under normal file transfers and backups the drive lasts for years without sector degradation.

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