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Hard Drives

WD Ultrastar DC HC550 18TB SATA

Western Digital · Ultrastar DC HC550 · WUH721818ALE6L4

Capacity
18 TB
Interface
SATA
Recording
CMR

Current offers

Offers last confirmed with the seller at

12 offers from eBay.

ItemPriceShipping$/TB
WD Ultrastar DC HC550 18TB WUH721818ALE6L4 0F38459 7.2K RPM SATA 6Gb/s 3.5" HDDUsed, untestedeBay $469.00 $25.00 $26.06
WD Ultrastar DC HC550 18TB SATA 6G 3.5" 7200RPM Enterprise HDD - WUH721818ALE6L4Used, untestedeBay $474.99 not stated $26.39
WUH721818ALE6L4 WD Ultrastar DC HC550 18TB 7.2K SATA 6Gb/s 512MB 3.5" HDDUsed, untestedeBay $499.00 $0.00 $27.72
WD Ultrastar DC HC550 18TB WUH721818ALE6L4 0F38459 7.2K SATA 6Gb/s 3.5" HDDSeller refurbishedeBay $519.00 $0.00 $28.83
WD Ultrastar DC HC550 18TB 7.2K SATA 6Gb/s 512MB 3.5" HDD WUH721818ALE6L4Used, untestedeBay $525.00 $0.00 $29.17
WD Ultrastar DC HC550 18TB HDD SATA 3.5" Enterprise WUH721818ALE6L4 0F38467Used, untestedeBay $529.98 $0.00 $29.44
WUH721818ALE6L4 WD 18TB SATA Ultrastar DC HC550 3.5" LFF Enterprise Hard DriveUsed, untestedeBay $546.00 $0.00 $30.33
WD Ultrastar DC HC550 18TB SATA 3.5" Enterprise HDD WUH721818ALE6L4 0F38467 HDDUsed, untestedeBay $548.00 $0.00 $30.44
WD WUH721818ALE6L4 18TB SATA Ultrastar DC HC550 3.5" LFF Enterprise Hard DriveUsed, untestedeBay $548.00 $0.00 $30.44
WD Ultrastar DC HC550 18TB WUH721818ALE6L4 0F38459 7.2K RPM SATA 6Gb/s 3.5" HDDSeller refurbishedeBay $559.00 $0.00 $31.06
WD Ultrastar DC HC550 18TB SATA 3.5" Enterprise HDD WUH721818ALE6L4 0F38459 HDDNew, bulk-packedeBay $570.00 $0.00 $31.67
WD Ultrastar DC HC550 18TB SATA 3.5" Enterprise HDD WUH721818ALE6L4 0F38459 HDDNew, bulk-packedeBay $578.55 $15.00 $32.14

Offer data from eBay.

Specification

Capacity18 TB
InterfaceSATA
Form factor3.5"
RPM7,200 RPM
RecordingCMR
Cache512 MB
Sector format512e
EncryptionNone
HeliumYes

Guides

What is a good price per terabyte for a used hard drive? Can I use SAS drives in a home NAS? What is the difference between CMR and SMR drives? Should I use 3.5-inch or 2.5-inch drives? Does hard drive RPM matter for a homelab? Does hard drive cache size matter?

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