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HD-KN240A400

Kingston A400 240Gb 2.5" SATA3(6Gb/s) TLC Solid-State Drive

Kingston - Kingston SA400S37/240G A400 SSD, TLC Solid-State Drive, 2.5" 240Gb, SATA3(6Gb/s), Phison's 3111-S11 single-core controller/ dual-channel with LDPC (Low-Density Parity Check), compressible data (ATTo) read/write: 500/350mb/sec, 1 millions MTBF with 80TB TBW
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Prices, images and descriptions are for reference purposes only & may change without prior notice. PLEASE RELY ON ABOVE DESCRIPTIONS AND NOT ON IMAGES. HD-KN240A400 Kingston A400 240Gb 2.5" SATA3(6Gb/s) TLC Solid-State Drive is available from Laptop Direct and it is sold as new from our 2.5" SATA3 Notebook SSD range of products. For reference purposes, the price of R1735 is valid 2026-10-22, 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 2.5" SATA3 Notebook SSD 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.


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HD-KN240A400

Kingston A400 240Gb 2.5" SATA3(6Gb/s) TLC Solid-State Drive

Kingston SA400S37/240G A400 SSD, TLC Solid-State Drive, 2.5" 240Gb, SATA3(6Gb/s), Phison's 3111-S11 single-core controller/ dual-channel with LDPC (Low-Density Parity Check), compressible data (ATTo) read/write: 500/350mb/sec, 1 millions MTBF with 80TB TBW

About this product

The Kingston A400 SA400S37/240G 240GB 2.5 inch SATA III SSD delivers fast boot times, responsive application loading, and reliable solid state storage for desktop and notebook computers. Featuring TLC NAND flash, SATA 6Gb/s connectivity, and read speeds of up to 500MB/s, it is an excellent upgrade from a traditional hard drive. Buy now from our website for quick delivery and enjoy faster everyday computing.

Overview Summary

Kingston A400 240GB SATA III 2.5 Inch Solid State Drive

The Kingston A400 SA400S37/240G is a reliable solid state drive designed to improve overall system responsiveness for desktops and laptops. With SATA III 6Gb/s connectivity and TLC NAND flash memory, it significantly reduces boot times, speeds up application launches, and improves file transfer performance compared to conventional hard drives.

Powered by a Phison PS3111-S11 controller with dual channel architecture and LDPC error correction technology, the drive delivers dependable operation while helping maintain data integrity. Its lightweight 2.5 inch 7mm form factor allows easy installation into a wide range of compatible systems.

What tier does this fall into?

Entry-level SATA SSD

What is this best for?

Operating system drive, desktop upgrades, laptop upgrades, office computing, home computing, everyday productivity, faster boot drive, application storage

Overview

Kingston's A400 solid-state drive dramatically improves the responsiveness of your existing system with incredible boot, loading and transfer times compared to mechanical hard drives. Powered by a latest gen controller for read and write speeds up to 500MB/s and 450MB/s1, this SSD is 10x faster than a traditional hard drive1 for higher performance, ultra-responsive multi-tasking and an overall faster system.

Description

The Kingston A400 240GB SSD is built to deliver reliable storage performance while dramatically improving system responsiveness. Replacing a mechanical hard drive with the A400 results in faster startup times, reduced application loading times, and smoother everyday computing.

The drive uses TLC NAND flash memory and a Phison PS3111-S11 single core controller with dual channel architecture and LDPC error correction technology to provide dependable operation. With sequential read speeds of up to 500MB/s and write speeds of up to 350MB/s using ATTO benchmarks, the drive is well suited for operating systems, productivity software, web browsing, and general computing tasks.

The standard 2.5 inch form factor with a slim 7mm profile makes installation simple in most desktop computers and notebooks that support SATA storage devices. With no moving parts, the SSD offers improved resistance to shock and vibration while operating quietly and efficiently.

Features

The Kingston A400 combines dependable storage technology with excellent everyday performance.

  • 240GB storage capacity
  • 2.5 inch form factor with 7mm height
  • SATA Revision 3.0 6Gb/s interface
  • Backward compatible with SATA Revision 2.0
  • TLC NAND flash memory
  • Phison PS3111-S11 controller
  • Dual channel architecture
  • LDPC error correction technology
  • Sequential read speeds up to 500MB/s
  • Sequential write speeds up to 350MB/s
  • Shock resistant solid state design with no moving parts
  • Low power consumption
  • Ideal upgrade from a traditional hard drive
  • 1 million hour MTBF
  • 80TB TBW endurance

What's in the Box

  • 1 x Kingston A400 SA400S37/240G 240GB 2.5 inch SATA SSD

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.
Specifications and features
Product Code HD-KN240A400spacer
Form factor 2.5"
Interface SATA Rev. 3.0 (6Gb/s) - with backwards compatibility to SATA Rev. 2.0 (3Gb/s)
Capacity 240GB
Controller 2Ch
NAND TLC
Data Transfer (ATTO) up to 500MB/s Read and 350MB/s Write
Power Consumption 0.195W Idle / 0.279W Avg / 0.642W (MAX) Read / 1.535W (MAX) Write
Storage temperature -40degreesC~85degreesC
Operating temperature 0degreesC~70degreesC
Dimensions 100.0mm x 69.9mm x 7.0mm
Weight 41g
Vibration operating 2.17G Peak (7-800Hz)
Vibration non-operating 20G Peak (10-2000Hz)
Life expectancy 1 million hours MTBF
Total Bytes Written (TBW) 80TB

FAQ

What is the Kingston A400 240GB SSD used for?

The Kingston A400 is designed as an internal SATA solid state drive for desktops and laptops. It is commonly used as a boot drive, operating system drive, or storage upgrade.

Is this SSD compatible with desktop and laptop computers?

Yes. It is compatible with systems that support a standard 2.5 inch SATA drive and a SATA interface.

How fast is the Kingston A400 240GB SSD?

The drive delivers sequential read speeds of up to 500MB/s and sequential write speeds of up to 350MB/s under ATTO benchmark testing.

Does this SSD improve computer performance?

Yes. Replacing a traditional hard drive with this SSD can reduce boot times, improve application loading, and provide a more responsive computing experience.

Does the Kingston A400 have moving parts?

No. It uses solid state flash memory with no moving parts, making it more resistant to shock and vibration than a mechanical hard drive.

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