WD Ultrastar DC HC550 SAS

18 TB, 3.5"
CHF32.88/1TB
60Ratings
BrandMore from WD
Test reports1 test
Delivered between Tue, 17.3. and Sat, 21.3.
More than 10 pieces in stock at supplier
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Data storage interface2

Memory Size2

Product details

The rise of Big Data has led to an increased demand for storage across the entire application and workload spectrum. With the Ultrastar DC HC500 series, Western Digital offers reliable high-capacity hard drives (HDDs) that can handle the significant data growth in data centers. The DC HC500 series is designed for both public and private clouds, where storage density and cost-effective infrastructure are critical factors. The Ultrastar DC HC550 HDDs are unique commercial drives featuring Energy-Assisted Magnetic Recording and a Triple Stage Actuator. Together with HelioSeal on a platform with 9 disks, these technologies provide high areal density for all customers and markets.

Key specifications

Scope of application
Enterprise
Interface
SAS
Interface version
SAS 3.0
Cache
512 MB
Sustained Speed HDD
269 MB/s
Max. Speed
7200 RPM
Storage Technology
CMR

General information

Item number
13545505
Manufacturer
WD
Category
Hard drives
Manufacturer no.
0F38353
Release date
15.6.2020

Data storage properties

Scope of application
Enterprise
Interface
SAS
Interface version
SAS 3.0
Form factor
3.5"
Storage capacity
18 TB
Cache
512 MB
Sustained Speed HDD
269 MB/s
Max. Speed
7200 RPM
Storage Technology
CMR
Max. Workload Rate
550 TB/J
MTBF
2500000 h

Operating conditions

Maximum operating temperature
60 °C

Power supply

Power consumption (standby)
5.80 W
Power consumption
8.80 W

Origin

Country of origin
China

Sustainability

Manufacturer commitment
SBTi

Voluntary climate contribution

CO₂ emissions
242.93 kg
Climate contribution
CHF 5.78

Product dimensions

Length
14.70 cm
Width
10.16 cm
Height
2.61 cm
Weight
690 g

Package dimensions

Length
20.50 cm
Width
13.50 cm
Height
6 cm
Weight
747 g

30-day right of return
5 years Warranty (Bring-in)
2 additional offers

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Reviews & Ratings

Warranty score

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

Source: Digitec Galaxus
  • 3.HPE
    0.9 %
  • 4.Dell
    1 %
  • 5.Toshiba
    1.6 %
  • 5.WD
    1.6 %
  • 7.Seagate
    2.1 %

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
  • 1.HPE
    0 days
  • 2.Seagate
    3 days
  • 2.Synology
    3 days
  • 2.Toshiba
    3 days
  • 2.WD
    3 days

Return rate

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

Source: Digitec Galaxus
  • 1.Ubiquiti
    1.1 %
  • 2.Synology
    1.5 %
  • 3.WD
    2.5 %
  • 4.Seagate
    3.1 %
  • 5.Toshiba
    3.2 %
Source: Digitec Galaxus

Translation: machine translated
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CT Magazin Logo
CT MagazinSingle testReleaseJanuary 2023
  • Positivecheap
  • PositiveModels up to 22 TByte
  • NegativeHigh no-load power consumption

Western Digital is currently the manufacturer with the highest hard drive capacities: 22 TBytes are available. The company relies on energy-assisted writing and a 64 GB flash component that accelerates access to metadata and also serves as a persistent drive cache. The Ultrastar is slightly faster than the Red Pro in the outer zones; it is also at the top of the test field in simultaneous reading...