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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 450MB/s, this SSD is 10x faster than a traditional hard drive for higher performance, ultra-responsive multi-tasking and an overall faster system.
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 |








