WD Ultrastar DC SN655 SSD U.3 15.36TB PCIE TLC BICS5 TCG

15360 GB
CHF950.46/1TB
Currently out of stock
free shipping

Product details

The Ultrastar DC SN655 SSD from Western Digital is a high-performance NVMe Enterprise SSD specifically designed for cloud and server providers. With an impressive storage capacity of 15.36 terabytes, it offers an optimal solution for data-intensive applications that require high read performance and cost efficiency. This SSD utilizes advanced TLC BICS5 technology to ensure reliable and fast data processing. The Ultrastar DC SN655 is ideal for environments where high availability and performance are critical, supporting a variety of applications that rely on quick data access. Its robust construction and ability to operate under demanding conditions make it a preferred choice for companies seeking a powerful storage solution.

  • Optimized for cloud and server applications with high read intensity
  • Utilizes advanced TLC BICS5 technology for enhanced performance
  • Designed for high availability and reliability in demanding environments.

Key specifications

Interface
PCIe
Interface version
PCIe 4.0
Protocol
NVMe
Read transfer speed
6800 MB/s
Write transfer speed
3700 MB/s
Max. random 4K read
1100000 IOPS
Max. random 4K write
135000 IOPS

General information

Item number
55140657
Manufacturer
WD
Category
SSD
Manufacturer no.
0TS2469
Release date
4.3.2025

Data storage properties

Storage capacity
15360 GB
Interface
PCIe
Interface version
PCIe 4.0
Protocol
NVMe
Read transfer speed
6800 MB/s
Write transfer speed
3700 MB/s
Memory type (NAND)
TLC
Max. random 4K read
1100000 IOPS
Max. random 4K write
135000 IOPS
Scope of application
Enterprise
MTBF
2500000 h

Origin

Country of origin
ChinaSingapore

Sustainability

Manufacturer commitment
SBTi

Voluntary climate contribution

CO₂ emissions
95.84 kg
Climate contribution
CHF 2.28

Product dimensions

Length
10.03 cm
Width
6.98 cm
Height
1.49 cm
Weight
147.30 g

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

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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
  • 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