WD DC SN861 BICS6 NVMe U.2 28% OP 3.2TB MF

3200 GB, 2.5"
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Product details

The Western Digital Ultrastar DC SN861 is a powerful M.2 SSD specifically designed for use in servers and workstations. With a storage capacity of 3.2 TB, it provides ample space for extensive data and applications. The SSD utilizes the U.2 interface and is based on advanced BICS6 NVMe technology, enabling high data transfer rates. With an impressive read speed of up to 13,700 MB/s and a write speed of up to 7,200 MB/s, this SSD is ideal for demanding tasks that require fast data access. The use of TLC NAND ensures improved performance and durability, making it a reliable choice for professional applications.

  • Read speed of up to 13,700 MB/s for fast data access
  • Write speed of up to 7,200 MB/s for efficient data processing
  • Optimized for use in servers and workstations
  • Uses TLC NAND for enhanced performance and longevity.

Key specifications

Interface
PCIe
Interface version
PCIe 5.0
Protocol
NVMe
Read transfer speed
13700 MB/s
Write transfer speed
7200 MB/s
Max. random 4K read
3300000 IOPS
Max. random 4K write
655000 IOPS

General information

Item number
57502834
Manufacturer
WD
Category
SSD
Manufacturer no.
0TS2523
Release date
9.4.2025

Data storage properties

SSD type
U.2 SSD
Form factor
2.5"
Storage capacity
3200 GB
Interface
PCIe
Interface version
PCIe 5.0
Protocol
NVMe
Read transfer speed
13700 MB/s
Write transfer speed
7200 MB/s
Memory type (NAND)
TLC
Max. random 4K read
3300000 IOPS
Max. random 4K write
655000 IOPS
Storage Cooling
without heatsink
Scope of application
Enterprise
SSD Features
AES encryption, SMART Support

Power supply

Power consumption (standby)
5 W
Power consumption
5 W

Origin

Country of origin
China

Sustainability

Manufacturer commitment
SBTi

Product dimensions

Length
10.05 cm
Width
6.99 cm
Height
1.50 cm

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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
  • 12.Crucial
    0.7 %
  • 12.Dell
    0.7 %
  • 12.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
  • 9.Kingston
    1.9 %
  • 9.Samsung
    1.9 %
  • 11.WD
    2.2 %
  • 12.Raspberry Pi
    2.3 %
  • 13.SANDISK
    2.4 %
Source: Digitec Galaxus