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WD Ultrastar DC HC550 WUH721818ALE6L4 18 TB
SATA

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WD WUH721818ALE6L4
DC (server)helium5 year warranty
14 TB
SATA
16 TB
SAS
16 TB
SATA
18 TB
SAS
18 TB
SATA
Placement
built-in
Type
HDD
Features
server
Size
18000 GB
Form factor
3.5 "
Connection
SATA3
Helium
Manufacturer's warranty
5 years
Cache memory
512 MB
RPM
7200 rpm
Data transfer rate
269 MB/s
Operation power consumption
6.5 W
Standby power consumption
5.6 W
MTBF
2.5 M h
MTBF
600 K
Size
147x102x26 mm
Weight
690 g
Added to E-Catalog
January 2021
P/N
0F38458

0F38459

HC500 series of helium-filled hard drives.

Innovative high-capacity, 18TB, enterprise-class internal hard drive from the WD Ultrastar DC HC550 3.5" HDD range, which includes 16TB and 18TB models. These drives are high-quality server drives with a design and firmware optimized for the task at hand. long-term storage of information in disk arrays with a large number of HDDs (enterprise-level server or data center) Uses advanced Energy-Assisted Magnetic Recording (EAMR) technology, which has significantly increased the density of data on the plates.

The WD Ultrastar DC HC550 WUH721818ALE6L4 is a helium-filled, leak-proof drive with nine platters that rotate at 7200 rpm. awn, excellent reliability and moderate power consumption. SATA3 is used as a connection interface, so this model can be installed in productive workstations. With properly organized cooling, it can be operated 24/7. The recording resource declared by the manufacturer is 550 TB / year.

The information in the model description is for reference purposes.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
Catalog WD 2025 - new arrivals, bestsellers, and the most relevant models WD.
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SATA

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WD Ultrastar DC H550C 18TB 35" SATA Enterprise HDD/Hard Drive 7200rpm W126140285

Amazon.co.uk
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£365.46
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WD Ultrastar DC HC550 18TB 3.5 HDD SATA 512E SE 7200RPM 0F38459

0F38459...
Senetic.co.uk
Delivery: to United Kingdom
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£313.22
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Western Digital Ultrastar DC HC550 3.5" 18 TB Serial ATA III

Clove.co.uk
Delivery: to United Kingdom
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£386.27
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Western Digital Ultrastar DC HC550 internal hard drive 18 TB 7200 RPM 0F38459

Ultrastar DC HC500 SeriesHigh Capacity for Massive Data and Lower Total Cost of OwnershipDriving Up Capacity and Driving Down... moreTCO for Cloud and Hyperscale Data CentersThe breadth and depth of Big Data is driving the universal need for higher capacities across a broad spectrum of applications and workloads. Laying the foundation for a worry-free data center. Western Digital delivers the capacity to conquer the data explosion with the Ultrastar DC HC500 series of hard disk drives (HDDs). The DC HC500 series is designed for public and private cloud environments where storage density and cost-efficient infrastructure is critical.The 18TB/16TB Ultrastar DC HC550 HDDs are the first commercial implementation of Energy-Assisted Magnetic Recording technology and utilize the industry's first Triple Stage Actuator. These technologies. integrated with HelioSeal on a 9-disk platform. deliver the highest areal density and unmatched Total Cost of Ownership for customer and market needs.Solves TCO Challenges- High CapacityUp to 18TB HDDs. drop-in ready for Big Data workloads- Low PowerUp to 61% lower idle W/TB than 10TB Ultrastar air-filled drives- More Reliable25% higher MTBF rating than air-filled HDDsContinuous Innovation for Highest Capacities and Lower TCOThe Ultrastar DC HC550 18TB CMR HDD and Ultrastar DC HC650 20TB SMR HDD are delivering industry leading capacity for the data center through a combination of new and proven technologies.Western Digital is the first to deliver Energy-Assisted Magnetic Recording (EAMR) technology and a Triple Stage Actuator (TSA). These new technologies combined with further mechanical innovations and HelioSeal technology provide the industry's highest capacities to enable data at scale with optimized TCO for data center architectures. while maintaining workload reliability and performance.
itsupplies.uk
Delivery: to United Kingdom
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£341.65
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WD Ultrastar DC H550C 18TB 3.5" SATA Enterprise HDD/Hard Drive 7200rpm

Scan.co.uk
Delivery: to United Kingdom
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£334.99
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4 more offer(s)
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WD Ultrastar DC HC560 WUH722020ALE6L4
from £550.20 
20000 GB, built-in, server, helium, 3.5 ", buffer: 512 MB, 7200 rpm, connection: SATA3
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WD Ultrastar DC HC550 WUH721818ALE6L4 configurations

Price for WD Ultrastar DC HC550 WUH721818ALE6L4
WD Ultrastar DC HC550 WUH721814ALE6L4 14 TB
SATA
from £343.082 offers
WD Ultrastar DC HC550 WUH721816AL5204 16 TB
SAS
from £299.665 offers
WD Ultrastar DC HC550 WUH721816ALE6L4 16 TB
SATA
from £292.698 offers
WD Ultrastar DC HC550 WUH721818AL5204 18 TB
SAS
from £352.1510 offers
WD Ultrastar DC HC550 WUH721818ALE6L4 18 TB
SATA
from £313.229 offers
Video reviews
Western Digital Ultrastar DC HC550 18TB #1 (good) and #2 (bad) - Spin up/down
22 July 20234 670 view
Western Digital Ultrastar DC HC550
27 May 2023326 view
Western Digital WD Ultrastar DC HC550 18TB Hard Drive Unboxing and Test
14 February 20229 814 view
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