We take cryptocurrency — so the coins you hold can buy real hardware.Pay in crypto, spend it on real hardware. Free insured shipping worldwide over $399. Plain, unbranded boxes, sent from Germany.Free insured shipping over $399. Your rate is locked for 30 minutes once checkout opens.Rate locked 30 minutes. Every item sealed, serial-checked and covered by a 24-month warranty.Sealed, 24-month warranty.

Saved items Sign in
Tiny black USB 3.1 flash drive 512GB

SanDisk

SanDisk Ultra Fit USB 3.1 512GB USB flash drive SDCZ430512GA46

SKU CH-PJHX-8CY2D

Ultra-compact USB 3.1 flash drive stores 512 GB while staying flush with your laptop

  • Ultra-compact design leaves adjacent ports free
  • USB 3.1 interface enables fast file transfers
  • 512 GB capacity stores large media libraries
  • SanDisk reliability backs everyday data storage
  • Plug-and-stay form factor suits laptops and TVs

Ultra Fit 512 GB USB 3.1

This compact flash drive adds 512 GB of portable storage for users who move files between laptops, desktops and media players. The tiny form factor stays inserted without catching on bags or ports. It suits anyone who wants extra capacity without a bulky stick.

Plug-and-play simplicity

The drive works immediately on Windows, macOS and Linux with no extra software or drivers to install. Files transfer at USB 3.1 speeds so large folders copy quickly. There is no bundled encryption utility or backup application included.

Low-profile metal housing

The all-metal casing resists knocks and heat while remaining small enough to leave in a port during transport. A standard USB-A connector fits any Type-A socket on hubs, docks, TVs or car stereos. No cap to lose and no moving parts to wear out.

How it compares

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

Price $75.99
Pricier than about 73% of the 1,099 comparable items (median $31.99).

New to this? Buying memory and SSDs with crypto — what to check, what it costs to pay, and what is never asked for.

Specifications

Product
Brand nameWDT - RETAIL FLASH USB

Questions about this item

Will the USB connector or housing on this SanDisk Ultra Fit 512GB drive need replacement after frequent insertion?

The ultra-compact form factor leaves only the connector exposed, so the USB 3.1 plug itself is the sole mechanical wear point; no sliding caps or moving parts exist to service.

What limit appears first when writing large files continuously to this SDCZ430512GA46 drive?

Sustained writes will hit the thermal ceiling of the tiny metal housing before the USB 3.1 interface saturates, causing the controller to throttle speed to protect the NAND.

How much heat and power draw should I expect from this 512GB flash drive during all-day transfers?

The drive draws bus power only and stays warm to the touch under constant load; no fan or active cooling exists, so airflow around the USB port helps keep temperatures stable.

More in USB Thumb Drives

Similar items