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SP256GBUF3B21V1K

Silicon Power Blaze B21 256Gb USB 3.2 Gen 1 Flash Drive

Silicon Power - Silicon Power Blaze B21 256Gb USB 3.2 Gen 1 Flash Drive
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Specials
Prices, images and descriptions are for reference purposes only & may change without prior notice. PLEASE RELY ON ABOVE DESCRIPTIONS AND NOT ON IMAGES. SP256GBUF3B21V1K Silicon Power Blaze B21 256Gb USB 3.2 Gen 1 Flash Drive is available from Laptop Direct and it is sold as new from our SD Secure digital range of products. For reference purposes, the price of R623 is valid 2026-10-08, and while stocks last, may be valid until . The price displayed is a guide for reference purposes only, and may change without prior notice. Reference prices are an invitation for potential buyers to make an offer to purchase, which we may reject without reason. A quote with final pricing is sent before a purchase can be made. T&C's apply. E&OE. Laptop Direct. You are looking at products found in the SD Secure digital category.
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Specification for the entire series

Important information: Kindly note that specifications differ between models. Features, options and accessories displayed below this paragraph are not included with this product unless it has been specified in the above description.


Please remember these important points when reading the information below this paragraph: Operating systems cannot be removed or changed, monitors are not included with computers, free Anti-virus and Office Software are trial versions or may have limited features and an additional license needs to be purchased to activate the full product.

SP256GBUF3B21V1K

Silicon Power Blaze B21 256Gb USB 3.2 Gen 1 Flash Drive

Silicon Power Blaze B21 256Gb USB 3.2 Gen 1 Flash Drive

About this product

The Silicon Power Blaze B21 256GB USB 3.2 Gen 1 Flash Drive delivers high capacity storage with fast data transfer speeds up to 10x faster than USB 2.0, making it ideal for everyday file storage and backups. Its retractable, cap-less design protects the connector while ensuring convenience on the go. Buy this reliable 256GB USB flash drive online today for quick delivery in South Africa and store your files with confidence.

Overview Summary

Silicon Power Blaze B21 256GB USB 3.2 Flash Drive

The Silicon Power Blaze B21 is a high capacity USB flash drive designed for efficient data storage and transfer. Featuring a USB 3.2 Gen 1 interface, it provides fast read and write speeds suitable for transferring large files such as videos, documents, and backups. Its compact and lightweight design makes it easy to carry, while the retractable connector eliminates the need for a cap.

This flash drive is compatible with a wide range of operating systems including Windows, macOS, and Linux, ensuring seamless use across devices. The built-in strap hole adds convenience for portability, making it ideal for professionals, students, and everyday users who need reliable portable storage.

What tier does this fall into?

Entry-level to mid-range

What is this best for?

file storage, backups, document transfer, media storage, portable data sharing

Description

The Silicon Power Blaze B21 256GB USB 3.2 Gen 1 Flash Drive is engineered for users who need dependable and portable storage with fast data transfer capabilities. With its USB 3.2 Gen 1 interface, this flash drive enables significantly faster file transfers compared to older USB 2.0 devices, allowing users to move large files such as videos, photos, and documents with ease.

Its retractable USB connector design removes the need for a cap, reducing the risk of loss and providing added durability. The compact and lightweight body ensures it fits easily into pockets, bags, or keychains, while the integrated strap hole allows for convenient carrying. Designed for everyday use, it supports multiple operating systems, making it a versatile solution for both personal and professional environments.

Whether used for backups, file transfers, or portable storage, the Blaze B21 delivers consistent performance and reliable storage capacity in a simple and functional design.

Features

The Silicon Power Blaze B21 offers a combination of speed, convenience, and portability for everyday storage needs.

  • 256GB storage capacity for large files, media, and backups
  • USB 3.2 Gen 1 interface for fast data transfer speeds
  • Retractable USB connector with cap-less design for convenience
  • Compact and lightweight design for easy portability
  • Built-in strap hole for attaching to keychains or bags
  • Compatible with Windows, macOS, and Linux systems
  • Supports backup, encryption, and data management via SP Widget software

Blazing USB 3.2 (Gen 1) 256GB High capacity
USB3.2 (Gen 1) interface with an immense storage capability up to 256GB, the B21 not only lets users store all their favorite media and important files but also enables blistering data transfers with speeds up to ten times faster than USB 2.0 drives.

Retractable USB connector
The intelligent retractable USB connector allows users to operate with a simple push of a thumb, and the cap-less design can keep users away from worries about cap loss.

Built-in strap hole for easy carrying
The built-in strap hole at the top of the body makes it more convenient to carry and store the drive for users can easily attached it to key rings, purses or bags.

What's in the Box

  • 1 x Silicon Power Blaze B21 256GB USB 3.2 Flash Drive

Specifications

© 2026 Respective owners and brand holders. This table has been carefully researched and generated by Laptop Direct CC (https://www.laptopdirect.co.za), however, errors and omissions may occur. Only references to South Africa apply. All products are sourced in South Africa from the official suppliers and the warranty is that of the local supplier. E&OE. This table and our site's content may be used on condition that this notice and link remains intact and unaltered.
Specificationsspacer
Product CodeSP256GBUF3B21V1Kspacer
Capacity 256GB
Dimensions 58.0 x 19.5 x 9.6 (mm)
Weight 8.93 g
Interface USB 3.2 Gen 1 (USB 3.1 Gen 1 & USB 3.0, USB 2.0 backwards-compatible)
Material Plastic
Color Black
Supported OS Windows 11/10/8.1/8/7/Vista/XP, Mac OS 10.3.x, Linux 2.6.x
Patent D180712
Operating Temperature 0degrees C ~ 70degrees C
Certification BSMI, CE, FCC, KC, EAC

FAQ

Is the Silicon Power Blaze B21 256GB compatible with USB 2.0 ports?

Yes, the flash drive is backward compatible with USB 2.0 ports, although transfer speeds will be slower compared to USB 3.2 Gen 1 connections.

What can I store on a 256GB flash drive?

You can store large amounts of data including documents, photos, videos, software installers, and backups, making it suitable for both personal and professional use.

Does this flash drive require external power?

No, the device is powered directly through the USB port, so no external power source is required.

Is the USB connector protected?

Yes, the retractable design protects the USB connector when not in use and eliminates the need for a cap.

Can this be used for backups and data security?

Yes, it supports backup and encryption features through compatible software, allowing secure storage and management of your files.

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