---
product_id: 54787155
title: "256GB Ultra Fit USB 3.2 Flash Drive - SDCZ430-256G-G46, Black"
brand: "sandisk"
price: "€ 73.49"
currency: EUR
in_stock: true
reviews_count: 8
category: "Sandisk"
url: https://www.desertcart.sk/products/54787155-256gb-ultra-fit-usb-3-2-flash-drive-sdcz430-256g
store_origin: SK
region: Slovakia
---

# 130MB/s read speed 256GB massive storage 128-bit AES encryption 256GB Ultra Fit USB 3.2 Flash Drive - SDCZ430-256G-G46, Black

**Brand:** sandisk
**Price:** € 73.49
**Availability:** ✅ In Stock

## Summary

> 🚀 Pocket-sized power: Store more, move faster, stay secure!

## Quick Answers

- **What is this?** 256GB Ultra Fit USB 3.2 Flash Drive - SDCZ430-256G-G46, Black by sandisk
- **How much does it cost?** € 73.49 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/54787155-256gb-ultra-fit-usb-3-2-flash-drive-sdcz430-256g)

## Best For

- sandisk enthusiasts

## Why This Product

- Trusted sandisk brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Secure Your Secrets:** Protect sensitive files with SanDisk SecureAccess software featuring 128-bit AES encryption.
- • **Blazing Fast Transfers:** Move full-length movies in under 30 seconds with USB 3.2 Gen 1 speeds up to 130MB/s.
- • **Universal Compatibility:** Works effortlessly across PC, Mac, game consoles, and more with USB Type-A connectivity.
- • **Plug-and-Stay Convenience:** Leave it plugged in for seamless, always-ready extra storage wherever you go.
- • **Massive Storage, Minimal Footprint:** Ultra-compact design fits discreetly in laptops, consoles, and car audio systems without blocking ports.

## Overview

The 256GB Ultra Fit USB 3.2 Flash Drive by Western Digital delivers high-speed data transfers up to 130MB/s in a sleek, ultra-compact design. Ideal for expanding storage on laptops, gaming consoles, and car audio systems, it features robust 128-bit AES encryption via SanDisk SecureAccess software to keep your files private. Compatible with USB 3.2 Gen 1 and USB 3.0 ports, this plug-and-stay drive offers a seamless blend of speed, capacity, and security for the modern professional on the go.

## Description

The simple way to add extra, high-speed storage to your device! The SanDisk Ultra Fit USB 3.1 Flash Drive delivers performance that allows you to move a full-length movie up to 15x faster than with standard USB 2.0 drives.(1) Plus, thanks to its compact, streamlined design, you can plug it in and leave it in. 1GB=1,000,000,000 bytes. Actual user storage less (1)Write to drive up to 15X faster than standard USB 2.0 drives (4MB/s); up to 130MB/s read speed. USB 3.1 Gen 1 or USB 3.0 port required. Based on internal testing; performance may be lower depending on host device. 1MB=1,000,000 bytes (2)Based on 1.2GB MPEG-4 video transfer with USB 3.1 Gen 1 or USB 3.0 host device. Results may vary based on host device, file attributes and other factors. (3)Password protection uses 128-bit AES encryption and is supported by Windows 7, Windows 8, Windows 10 and macOS v10.9+ (Software download required for Mac, visit the official SanDisk website for SecureAccess details) (4)Registration required; terms and conditions apply. Update operating systems to the most current version before installation of this product

Review: Best little file safe I have ever used! - I have had this for several years now, it is still functioning flawlessly, very durable! It does everything I need, and so far, I have not come close to filling it upI use this everyday! This was worth every penny. It is small, so does not get bumped while in the computer, is easy to install and remove, and gives me the security I need and all my important files at my fingertips no matter what computer I am using at the time. Would buy again and again.
Review: A Shockingly Capable Drive in an Almost Invisible Form Factor - The SanDisk 1TB Ultra Fit USB 3.2 Gen 1 is one of those rare storage devices that feels almost unreal in the hand—because it practically isn’t there. The plug‑and‑stay design is barely larger than a fingernail, yet it delivers a full terabyte of storage in a form factor that disappears into a laptop, car stereo, or console without protruding or snagging. Out of the box, the usable capacity lands around 931GB, which is normal for flash storage; manufacturers calculate 1TB as one trillion bytes, while operating systems use binary measurement (1TB = 1,099,511,627,776 bytes), so the “missing” space is simply math, not a defect. Despite its tiny footprint, performance is surprisingly strong. Real‑world read speeds hover near the advertised 400MB/s, especially when transferring large, contiguous files. Write speeds are naturally lower—as expected for compact USB 3.2 Gen 1 drives—but still fast enough for media libraries, game installs, and bulk document transfers without feeling sluggish. Heat stays controlled during sustained writes, and the drive maintains stable throughput without the dramatic throttling common in ultra‑compact USB sticks. If you need massive storage in a device small enough to forget about, this is one of the most efficient, unobtrusive solutions available. It’s a deceptively powerful little workhorse that earns its place in any everyday‑carry tech kit.

## Features

- A compact plug-and-stay, high-speed USB 3.2 flash drive that’s ideal for adding more storage to laptops, game consoles, in-car audio and more
- Simple and fast way to add up to 256GB of storage to your device [1GB=1,000,000,000 bytes - Actual user storage less]
- Read speeds up to 130MB/s(1) [(1) Write to drive up to 15X faster than standard USB 2.0 drives (4MB/s); USB 3.2 Gen 1 or USB 3.0 port required. Based on internal testing; performance may be lower depending on host device; 1MB=1,000,000 bytes]
- Write up to 15X faster than standard USB 2.0 drives
- Move a full-length movie to the drive in less than 30 seconds(2) ,(2) Based on 1.2GB MPEG-4 video transfer with USB 3.2 Gen 1 or USB 3.0 host device; Results may vary based on host device, file attributes and other factors]
- Keep private files private with included SanDisk SecureAccess software(3) [(3) Password protection uses 128-bit AES encryption and is supported by Windows 7, Windows 8, Windows 10 and macOS v10.9 plus (Software download required for Mac, visit the official SanDisk website for SecureAccess details)

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Read Speed | 130 Megabytes Per Second |
| Connectivity Technology | USB |
| Color | Black |
| Flash Memory Type | 1 |
| Manufacturer | Western Digital Technologies Inc. |
| Hardware Connectivity Technology | USB Type A |
| UPC | 619659163792 |
| Global Trade Identification Number | 00619659163792 |
| RAM | 256 GB |
| Item model number | SDCZ430-256G-G46 |
| Hardware Platform | PC, Mac |
| Item Weight | 0.053 ounces |
| Product Dimensions | 1.17 x 0.56 x 0.2 inches |
| Item Dimensions  LxWxH | 1.17 x 0.56 x 0.2 inches |
| Flash Memory Size | 256 |
| Batteries | 1 AAAA batteries required. |
| ASIN | B07857Y17V |
| Is Discontinued By Manufacturer | No |
| Date First Available | December 2, 2017 |

## Product Details

- **Brand:** SanDisk
- **Memory Storage Capacity:** 256 GB
- **Hardware Interface:** USB
- **Special Feature:** Compact
- **Write Speed:** 90

## Images

![256GB Ultra Fit USB 3.2 Flash Drive - SDCZ430-256G-G46, Black - Image 1](https://m.media-amazon.com/images/I/81WJgkjTGML.jpg)

## Available Options

This product comes in different **Size, Style** options.

## Questions & Answers

**Q: Does it got heating issue/get as hot as those old metal one?**
A: It gets quite warm when you transfer files to it.  Mine got very hot as I was transferring close to 95% of it's rated capacity...which took 6 hours to do.  After it got so hot, slowing down to a crawl, then stopping for a minute before restarting I did get all my files on it.  But, then it started losing the files.  Lose a file, put it back, lose another, until it eventually lost 25% or so of my files and wouldn't take a transfer of them back without losing as much as I was putting on it.  I DO NOT RECOMMEND it for use for anything close to what they rate it.  You'll lose files and burn your finger if you try.

**Q: Does it fit easily in a usb port (or is it really tight - the shell on the end that inserts into usb looks pretty thick in the photos) ?**
A: My 128gb version was an abnormally tight fit causing the housing that inserts into any device to break. It has always run hotter than full size USB's when after 10 months it eventually failed.

**Q: Does it get hot when you're just playing music off of it? Want to use it in my car's usb port.**
A: I find these drive's get hot only when writing to them, but just get warm when reading from them.

**Q: Es compatible con el módulo de sincronización blink ?**
A: El Sync Module 2 tiene un puerto activo para el almacenamiento local de clips de movimiento en una unidad USB

## Customer Reviews

### ⭐⭐⭐⭐⭐ Best little file safe I have ever used!
*by J***B on December 15, 2025*

I have had this for several years now, it is still functioning flawlessly, very durable! It does everything I need, and so far, I have not come close to filling it upI use this everyday! This was worth every penny. It is small, so does not get bumped while in the computer, is easy to install and remove, and gives me the security I need and all my important files at my fingertips no matter what computer I am using at the time. Would buy again and again.

### ⭐⭐⭐⭐⭐ A Shockingly Capable Drive in an Almost Invisible Form Factor
*by M***8 on January 3, 2026*

The SanDisk 1TB Ultra Fit USB 3.2 Gen 1 is one of those rare storage devices that feels almost unreal in the hand—because it practically isn’t there. The plug‑and‑stay design is barely larger than a fingernail, yet it delivers a full terabyte of storage in a form factor that disappears into a laptop, car stereo, or console without protruding or snagging. Out of the box, the usable capacity lands around 931GB, which is normal for flash storage; manufacturers calculate 1TB as one trillion bytes, while operating systems use binary measurement (1TB = 1,099,511,627,776 bytes), so the “missing” space is simply math, not a defect. Despite its tiny footprint, performance is surprisingly strong. Real‑world read speeds hover near the advertised 400MB/s, especially when transferring large, contiguous files. Write speeds are naturally lower—as expected for compact USB 3.2 Gen 1 drives—but still fast enough for media libraries, game installs, and bulk document transfers without feeling sluggish. Heat stays controlled during sustained writes, and the drive maintains stable throughput without the dramatic throttling common in ultra‑compact USB sticks. If you need massive storage in a device small enough to forget about, this is one of the most efficient, unobtrusive solutions available. It’s a deceptively powerful little workhorse that earns its place in any everyday‑carry tech kit.

### ⭐⭐⭐⭐⭐ Incredibly Tiny, Deceptively Fast - My Go-To Drive for Large Files
*by S***T on June 10, 2025*

I needed a high-capacity flash drive that I could leave plugged into my laptop without it sticking out and risking being snapped off. The SanDisk Ultra Fit is famous for its tiny, low-profile design, and this 512GB model was the perfect "plug-and-forget" solution I was looking for. Real-World Speed & Performance For a drive this small, the performance is impressive. While it's not going to match an external SSD, it's incredibly fast for a flash drive. I regularly use it to move large game installation folders and video files between my desktop PC and my laptop. I was able to transfer a 20GB folder in just a couple of minutes, which is fantastic. For smaller files, it's nearly instant. My Primary Uses & Usability This drive's versatility is its biggest strength. It's become my go-to for a few key tasks: Semi-Permanent Laptop Storage: I leave it plugged into my laptop to carry files I need on the go, effectively expanding its storage without a bulky external drive. PC Building & Maintenance: It's the perfect drive for flashing motherboard BIOS updates on my PC builds. Media Playback: I load it up with movies and TV shows to plug directly into my smart TV's USB port. It handles 4K playback without any issues. A Note on Build and Heat The two most common concerns with this drive are its plastic build and the heat it generates. Yes, the all-plastic construction feels a bit delicate, so I wouldn't recommend putting it on a keychain that gets tossed around a lot. And it does get quite warm during long, sustained file transfers—that's normal for a drive this compact and fast. In my experience, it has never been hot enough to cause concern or impact performance. Final Verdict: The Best Low-Profile Drive Out There If you need a massive amount of storage in the smallest possible package, the SanDisk Ultra Fit is the undisputed champion. It's perfect for expanding laptop storage, for use in car stereos, or for anyone who needs a reliable, high-speed drive that stays out of the way. The convenience and performance it offers are well worth it.

## Frequently Bought Together

- SanDisk 256GB Ultra Fit USB 3.2 Flash Drive - SDCZ430-256G-G46, Black
- Blink Outdoor 4 (newest model), Wire-free smart security camera, two-year battery life, two-way audio, HD live view, enhanced motion detection, Works with Alexa – 5 camera system
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*Product available on Desertcart Slovakia*
*Store origin: SK*
*Last updated: 2026-02-20*