Design and Build
The drive uses a standard 2.5-inch 7mm black enclosure measuring 100.2 x 69.9 x 7 mm. It fits most laptop drive bays and desktop trays without adapters.
PC Components
Shop all PC Components
Blackwell & RDNA 4
New-generation graphics cards
GeForce RTX 50 and Radeon RX 9000, filtered by VRAM and length.
Shop now
Cooling
Shop all Cooling
Custom loop
Water cooling parts
Blocks, radiators and fittings from EK, Alphacool and Watercool.
Shop now
Cases & Modding
Shop all Cases & Modding
Showcase builds
Glass-panel cases
Dual-chamber and panoramic designs from Lian Li, Hyte and Fractal.
Shop now
Monitors
Shop all Monitors
Pixel perfect
OLED gaming monitors
QD-OLED and WOLED panels for deep blacks and fast motion.
Shop now
Peripherals
Shop all Peripherals
Desk setup
Keyboards & mice
Mechanical and Hall-effect boards, ultralight mice.
Shop now
Storage
Shop all Storage
PCIe 5.0
Next-gen NVMe SSDs
Gen 5 drives for the fastest loads and transfers.
Shop now
Sim Racing
Shop all Sim Racing
Direct drive
Wheel bases
Simucube, Moza, Simagic, Fanatec and more.
Shop now
Gaming & VR
Shop all Gaming & VR
Long sessions
Gaming chairs
Ergonomic chairs from noblechairs, Razer and more.
Shop now
Networking
Shop all Networking
Home network
Faster connections
Routers, Wi-Fi adapters, network cards and switches.
Shop now
Laptops & PCs
Shop all Laptops & PCs
Ready to play
Gaming PCs
Ready-built systems from 1080p to 4K, with RTX 50 and RX 9000 graphics.
Shop now
SKU HC-771245MPN WDS400T3B0A
In stock Ships by Tue, Nov 10 when paid today.
A 4TB 2.5-inch SATA SSD built with 3D NAND for desktop or laptop storage upgrades. It delivers sequential speeds up to 560 MB/s read and 520 MB/s write.
The drive uses a standard 2.5-inch 7mm black enclosure measuring 100.2 x 69.9 x 7 mm. It fits most laptop drive bays and desktop trays without adapters.
3D NAND with SLC cache enables maximum sequential reads of 560 MB/s and writes of 520 MB/s. Random 4K performance reaches 90,000 read and 87,000 write IOPS.
Rated for 600 terabytes written and a 2.25 million hour mean time between failures. Active power draw is 1.5 watts maximum.
Connects via standard SATA III 6Gbps interface. Compatible with any system supporting 2.5-inch SATA storage devices.
| Brand | Western Digital |
|---|---|
| Manufacturer part no. | WDS400T3B0A |
| EAN | 0718037899961 |
| Warranty | 5 years (manufacturer) |
| Drive type | SSD |
|---|---|
| NAND type | SLC |
| Power consumption (operation) | 1.5 W |
|---|
| SSD Capacity (Total) | 4 TB |
|---|
| Drive size | 2.5" |
|---|---|
| Max. Drive Reading Speed | 560 MB/s |
| Max. Drive Writing Speed | 520 MB/s |
| Average life time (TBW) | 600 TB |
|---|
| Standard / specification | SATA III (6G) |
|---|
| Connection Type | SATA |
|---|
| Primary Color | Black |
|---|
| Length / Depth | 100.2 mm |
|---|---|
| Width | 69.9 mm |
| Height | 7 mm |
Specifications come from the manufacturer and can change without notice. Check the box contents and compatibility before ordering; our team answers questions within one business day.
Delivery to the United States: $39.90DHL Express Worldwide · arrives Wed, Nov 11 – Mon, Nov 16 if paid today
| To | Business days | This item |
|---|---|---|
| GermanyDHL Paket | 1–2 | Free |
| Other EU countriesDHL Parcel International | 2–8 | Free |
| UK, Switzerland and NorwayDHL Parcel International | 3–7 | Free |
| United States and CanadaDHL Express Worldwide | 2–5 | $39.90 |
| Asia and the Middle EastDHL Express Worldwide | 2–5 | $49.90 |
| Australia and New ZealandDHL Express Worldwide | 3–6 | $59.90 |
Same category, close in price
$529.99 ≈ 0.00687 BTC
Free EU shipping
$339.99 ≈ 0.004407 BTC
Free EU shipping
$299.99 ≈ 0.003889 BTC
$849.99 ≈ 0.01102 BTC
Free EU shipping
$239.99 ≈ 0.003111 BTC
$199.99 ≈ 0.002592 BTC
$909.99 ≈ 0.0118 BTC
Free EU shipping
$169.99 ≈ 0.002203 BTC
$159.99 ≈ 0.002074 BTC
$149.99 ≈ 0.001944 BTC
Your cart
Your cart is empty
Start with a top category:
Shipping calculated at checkout. Pay with BTC, ETH or USDT — rate locked when you check out.
Compare 0/4
Compare