256Gb, M.2 2242, NVMe PCIe Gen3 x4, 3D NAND flash, 4 x 22 x 2.23 mm, 5 g
PCIe SSD 400S
Transcend's PCIe M.2 SSD MTE400S has a compact form factor and high-quality 3D NAND flash, making it easy to upgrade Ultrabooks, lightweight notebooks, tablets, and handheld gaming PCs. It is designed with multiple firmware optimization technologies, including SLC caching and LDPC ECC mechanism, which improve storage reliability and extend the drive lifespan. The MTE400S is a great choice for boosting the performance of modern work platforms.
Prepared for Excellence
Featuring the M.2 standard (42mm), a fast PCIe Gen3x4 interface, up to 2,000 MB/s read and 1,700MB/s write speeds, Transcend’s MTE400S SSD is more advanced and efficient than a SATA SSD. The MTE400S delivers higher speeds without sacrificing power to your ultra-thin devices.
Designed for Slim Devices
At just 42mm in length, the MTE400S SSD is ideal for Ultrabooks, lightweight notebooks, tablets, and handheld gaming PCs. Thinner and lighter than normal hard drives, the MTE400S SSD gives your computer a much-needed boost while saving space!
A Productive Moment Is Any Moment
Dedicated to maximizing system performance, the MTE400S SSD features 4K random file read and write speeds of up to 275,000 IOPS. It delivers faster loading and response times when using applications that require high graphics or heavy computing.
Be Bold, Save More.
Built with high-quality 3D NAND flash, the MTE400S SSD unleashes up to 1TB of capacity for your computer, adding more storage space and enhancing computing efficiency.
Always Reliable, Always Evolving.
Despite its extra-small dimensions, the MTE400S SSD contains advanced features that ensure secure data storage and a longer lifespan.
SSD Scope Software
Transcend SSD Scope’s user-friendly software has tools that make it easy to ensure your Transcend SSD always remains in tip-top shape for whenever you need it.
Guaranteed Quality
Transcend’s solid state drives are built according to the highest standards and rigorously tested to ensure outstanding quality, performance, and reliability.
| Features |
| Certification |
CE/FCC/BSMI/KC/RCM/UKCA |
| TBW rating |
100 |
| Linux operating systems supported |
Yes |
| Windows operating systems supported |
Yes |
| Mean time between failures (MTBF) |
2000000 h |
| S.M.A.R.T. support |
Yes |
| M.2 key ID |
M |
| Sequential write speed (CDM) |
1000 MB/s |
| Sequential read speed (CDM) |
2000 MB/s |
| Random write (4KB) |
240000 IOPS |
| Random read (4KB) |
60000 IOPS |
| Hardware encryption |
No |
| Component for |
PC |
| NVMe |
Yes |
| Memory type |
3D NAND |
| Interface |
PCI Express |
| SSD capacity |
256 GB |
| SSD form factor |
M.2 |
| Power |
| Operating voltage |
3.3 V |
| Operational conditions |
| Operating temperature (T-T) |
0 - 70 °C |
| Weight & dimensions |
| Weight |
8 g |
| Height |
2.23 mm |
| Depth |
22 mm |
| Width |
42 mm |

Have you ever thought of trading in your old smartphone?
Recycling your phone is a great way to help the environment and earn some extra money, and Clove Technology offers a recycling programme that pays you for your old phone(s)!
So if you're about to buy a new phone from us, or you've recently bought one, why not sell us the handset you no longer need?
How much will you offer for my phone?
That depends on its age and condition. More recent phones generally have a higher value than old ones, but other factors can affect value. These include if the phone is working or not and its network lock status. Fully working phones with an unlocked network status will command a higher value if they are in good condition.
We pledge to beat the major recycling services operating in the UK on the price they offer for your
How do I get my phone(s) back to you?
On our recycling site SEARCH, for your phone and provide details of its status and condition. We will then offer you a price for your phone. If you choose the option to Sell Now, a recycling pack to you for returning your phone.
Alternatively, you can call our recycling team on 0330 1180686, choosing option 2.