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Kingston A400 240GB SATA 3 2.5" Internal SSD SA400S37/240G - HDD Replacement for Increase Performance
- Fast start-up, loading and file transfers
- More reliable and durable than a hard drive
- Multiple capacities with space for applications or a hard drive replacement
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Overview
Specs
Reviews (568)
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 350MB/s, this SSD is 10x faster than a traditional hard drive for higher performance, ultra-responsive multi-tasking and an overall faster system.Also more reliable and durable than a hard drive, A400 is built with Flash memory. There are no moving parts, making it less likely to fail than a mechanical hard drive. It's also cooler and quieter and its shock and vibration resistance makes it ideal for notebooks and other mobile computing devices. A400 is available in multiple capacities from 120GB - 960GB to give you all the space you need for applications, videos, photos and other important documents. You can also replace your hard drive or a smaller SSD with a drive big enough to hold all your files. 10x faster than a HDD With incredible read/write speeds the A400 SSD will not only increase performance but can also be used to breathe new life into older systems. Rugged A400 is shock- and vibration-resistant for rugged reliability when used in notebooks and other mobile computing devices. Multiple capacities Available in 120GB, 240GB, 480GB and 960GB capacities, A400 is designed to suit anyone's needs. Ideal for desktops and notebooks A400 has a 7mm form factor to fit in a wider array of systems. It's ideal for slimmer notebooks and in systems with limited available space. SSDs for Consumers
Hard Drive Replacement Solid-state drives are the next evolution of PC storage and run faster, quieter and cooler than the aging technology inside hard drives. With no moving parts, SSDs are also more durable and more reliable than hard drives. For Desktops and Notebooks Kingston solid-state drives will make your system more responsive so it boots quicker, loads applications faster and shuts down faster. They're available in upgrade kits that include software to clone your files and OS in minutes. Revive Older Systems Solid-state drives will not only increase performance but can also be used to breathe new life into older systems. Choosing an SSD can save you the cost of buying a new PC by reviving the system you already own. Note This SSD is designed for use in desktop and notebook computer workloads and is not intended for Server environments.
Hard Drive Replacement Solid-state drives are the next evolution of PC storage and run faster, quieter and cooler than the aging technology inside hard drives. With no moving parts, SSDs are also more durable and more reliable than hard drives. For Desktops and Notebooks Kingston solid-state drives will make your system more responsive so it boots quicker, loads applications faster and shuts down faster. They're available in upgrade kits that include software to clone your files and OS in minutes. Revive Older Systems Solid-state drives will not only increase performance but can also be used to breathe new life into older systems. Choosing an SSD can save you the cost of buying a new PC by reviving the system you already own. Note This SSD is designed for use in desktop and notebook computer workloads and is not intended for Server environments.
Warranty & Returns
Warranty, Returns, And Additional Information
Warranty
- Limited Warranty period (parts): 3 years
- Limited Warranty period (labor): 3 years
- Read full details
Return Policies
- Return for refund until: January 31, 2027
- Return for replacement until: January 31, 2027
- This item is covered by Newegg.ca's Extended Holiday Return Policy.
- Read full return policy for details.
We want to ensure your holiday shopping this year is hassle-free. That’s why we’re automatically extending our return policies on almost every product! For purchases placed between November 1st, 2026 and December 31, 2026 you will have until January 31, 2027 to return your product.
Manufacturer Contact Info
- Manufacturer Product Page
- Manufacturer Website
- Support Phone: 1-877-546-4786
- Support Website
- View other products from Kingston Technology Corp.
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The Kingston A400 SA400S37/240G is a 240GB 2.5-inch SATA III internal SSD for users upgrading a compatible desktop or notebook from a hard drive, with sequential read speeds up to 500 MB/s and write speeds up to 350 MB/s.
Recommended For
- Owners of an older laptop or desktop with a 2.5-inch SATA bay who want to replace a mechanical boot drive and make startup and app loading feel more responsive.
- People refreshing a thin or older notebook that needs a 7 mm, 2.5-inch SATA replacement drive and mainly runs an operating system and everyday applications.
- Budget-conscious users who need a basic SATA drive for a lightweight operating-system installation, documents, and a small set of apps rather than demanding storage workloads.
- Notebook owners replacing a mechanical drive who value a light, shock- and vibration-resistant storage device for ordinary mobile computing.
Spec Summary
| Attribute | Value |
|---|---|
| Best For | Consumer internal-storage upgrades in compatible laptops and desktops, including replacing a hard drive |
| Capacity | 240GB |
| Interface And Form Factor | 2.5-inch internal SSD with a SATA III interface and SATA protocol |
| Read And Write Performance | Sequential speeds up to 500 MB/s read and 350 MB/s write |
| Memory And Cache | 3D NAND memory with no DRAM cache (HMB) |
| Endurance And Operating Conditions | 1,000,000-hour MTBF; operating temperature 0°C to 70°C and storage temperature −40°C to 85°C; shock- and vibration-resistant, with vibration resistance up to 2.17G operating and 20G non-operating |
| Power Consumption | 0.195W idle; active average 0.279W, with maximums of 0.642W during reads and 1.535W during writes |
| Physical Dimensions And Weight | 100 × 69.9 × 7mm; 41g |
| Model Identifiers | Kingston A400 series, model SA400S37/240G |








