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Tiny black USB 3.1 flash drive with strap hole, 128GB, low-profile design

SanDisk

SanDisk Ultra Fit USB 3.1 Flash Drive 128GB SDCZ430-128G-G46

SKU CH-FVM7-24JHR

A compact plug-and-stay USB 3.1 flash drive adds 128GB of storage with up to 130MB/s read speed and 128-bit AES encryption

  • Total capacity128 GB
  • USB standardUSB 3.1
  • Max read speedup to 130 MB/s
  • Security features128bit AES Encryption
  • Key featuresCOMPACT PLUG-AND-STAY DESIGN This compact flash drive is des
  • Product dimensions0.2 in × 0.56 in × 1.17 in
  • Compact plug-and-stay design fits laptops, consoles and car audio without protruding
  • Up to 130 MB/s read speed cuts file-transfer waiting time
  • 128 GB capacity adds substantial storage for media and documents
  • USB 3.1 interface writes up to 15× faster than USB 2.0 drives
  • 128-bit AES encryption protects sensitive data on the drive

Ultra-Fit 128GB USB 3.1 Drive

The SanDisk Ultra Fit is a 128GB USB 3.1 flash drive built for users who need compact, plug-and-stay storage on laptops, tablets, TVs, gaming consoles or car audio systems. It delivers read speeds up to 130MB/s and includes 128-bit AES encryption for file security. A strap hole allows key-chain attachment for portability.

Plug-and-stay installation

Installation requires only an available USB-A port; the drive uses native OS drivers so no extra software is needed. Its low-profile 0.20" x 0.56" x 1.17" body sits almost flush with the chassis, reducing the risk of snagging or port damage when left inserted. The tiny 0.05 oz. weight adds negligible stress to the connector.

128GB capacity and speed headroom

The 128GB capacity comfortably holds large media libraries, project files or full system backups, and writes up to 15x faster than USB 2.0 drives — a full-length movie transfers in under 30 seconds. Performance tops out at the stated 130MB/s read ceiling, so sustained workloads exceeding that throughput will bottleneck at the drive.

How it compares

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

Price $21.99
Cheaper than about 68% 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 $171.80 per TB
Cheaper than about 69% of the 600 comparable items (median $226.48 per TB).

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Specifications

Product
Brand nameSanDisk
Product lineUltra Fit
Model nameSDCZ430-128G-G46
Total capacity128 GB
Performance
Max read speedup to 130 MB/s
Ports & slots
USB standardUSB 3.1
Size & build
Product dimensions0.2 in × 0.56 in × 1.17 in
Product weight0.05 oz
More details
Security features128bit AES Encryption

Questions about this item

How can I confirm the SanDisk Ultra Fit SDCZ430-128G-G46 is delivering the advertised 130MB/s read speed after I plug it in?

Copy a large file to the drive and time the transfer; a USB 3.1 port should show speeds approaching 130MB/s, while a USB 2.0 port will be limited to roughly 15 times slower write performance.

What comes with the SDCZ430-128G-G46 and do I need a separate adapter or cable to use it?

The package contains only the ultra-compact flash drive itself; its integrated USB-A connector plugs directly into laptops, game consoles, car audio systems or TVs with no extra cable or adapter required.

Which capacity from the 16GB, 32GB, 64GB, 128GB and 256GB lineup should I pick for storing several full-length movies?

Each movie transfer takes under 30 seconds at 130MB/s; choose 128GB or 256GB if you want multiple films on the drive at once, or 64GB for a smaller library.

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