WD Black Sn850X 4 Tb M.2 Pci

4000 GB, M.2 2280
CHF188.26/1TB
1276Ratings
BrandMore from WD
Test reportsGood based on 1 test
Delivered between Thu, 16.4. and Tue, 21.4.
More than 10 items ordered
free shipping

Product details

Key specifications

Interface
PCIe
Interface version
PCIe 4.0
Protocol
NVMe
Read transfer speed
7300 MB/s
Write transfer speed
6600 MB/s

General information

Item number
67966767
Manufacturer
WD
Category
SSD
Manufacturer no.
WDS400T2X0E-00BCA0
Release date
3.3.2026
External links
Manufacturer's site (de)

Data storage properties

SSD type
M.2 SSD
Form factor
M.2 2280
Storage capacity
4000 GB
Interface
PCIe
Interface version
PCIe 4.0
Protocol
NVMe
Read transfer speed
7300 MB/s
Write transfer speed
6600 MB/s
Memory type (NAND)
TLC
Storage Cooling
with heatsink
Scope of application
Gaming
Max. TBW
2400 TB

Origin

Country of origin
China

Voluntary climate contribution

CO₂ emissions
3.38 kg
Climate contribution
CHF 0.11

Scope of delivery

Scope of delivery
Mounting screw, SSD

Product dimensions

Length
8 cm
Width
2.20 cm
Height
0.24 cm
Weight
9 g

30-day right of return
24 Months Warranty (Bring-in)
2 additional offers

Compare products

Goes with

Reviews & Ratings

Warranty score

How often does a product of this brand in the «SSD» category have a defect within the first 24 months?

Source: Digitec Galaxus
  • 6.Patriot
    0.6 %
  • 13.Crucial
    0.7 %
  • 13.WD
    0.7 %
  • 15.Intel
    0.8 %
  • 15.PNY
    0.8 %

Warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Digitec Galaxus
  • 9.Kioxia
    2 days
  • 9.Silicon Power
    2 days
  • 9.WD
    2 days
  • 14.Lexar
    3 days
  • 14.Samsung
    3 days

Return rate

How often is a product of this brand in the «SSD» category returned?

Source: Digitec Galaxus
  • 8.Kingston
    1.9 %
  • 8.Samsung
    1.9 %
  • 11.WD
    2.2 %
  • 12.Raspberry Pi
    2.3 %
  • 13.SANDISK
    2.4 %
Source: Digitec Galaxus