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Hard Drives

WD Ultrastar DC HC550 18TB SAS

Western Digital · Ultrastar DC HC550 · WUH721818AL5204

Capacity
18 TB
Interface
SAS
Recording
CMR

Current offers

Offers last confirmed with the seller at

12 offers from eBay.

ItemPriceShipping$/TB
Western Digital Ultrastar DC HC550 18TB SAS 12Gb/s 7200RPM 3.5"- WUH721818AL5204Used, untestedeBay $425.00 $0.00 $23.61
WD DC HC550 18TB 7.2K SAS 12Gbs 512MB 3.5" HDD WUH721818AL5204 0F38353Used, untestedeBay $450.00 $15.00 $25.00
WD DC HC550 18TB 7.2K SAS 12Gbs 512MB 3.5" HDD WUH721818AL5204 0F38353 TestedUsed, untestedeBay $489.95 $0.00 $27.22
Western Digital Ultrastar HC550 18TB SAS - WUH721818AL5204 Grade A 99.9%+ HealthUsed, untestedeBay $500.00 $11.00 $27.78
WD Ultrastar DC HC550 18TB 7.2K SAS 12Gbs 512MB 3.5" HDD WUH721818AL5204 0F38353Used, untestedeBay $529.00 $0.00 $29.39
WD Ultrastar DC HC550 18TB SAS 12GB/s 3.5" HDD WUH721818AL5204 0F38353Seller refurbishedeBay $539.00 $0.00 $29.94
WD Ultrastar DC HC550 18TB 7.2K SAS 12Gb/s 512MB 3.5in HDD WUH721818AL5204Used, untestedeBay $550.00 $0.00 $30.56
Western Digital Ultrastar DC HC550 18TB SAS 12Gb/s 7200RPM 3.5"- WUH721818AL5204New, bulk-packedeBay $575.00 $11.00 $31.94
WD Ultrastar DC HC550 18TB SAS 12Gb/s WUH721818AL5204 0F38353 NEW SEALEDNew, sealedeBay $599.00 not stated $33.28
Western Digital Ultrastar DC HC550 18TB SAS 12Gb/s 7200RPM 3.5"- WUH721818AL5204New, sealedeBay $625.00 $11.00 $34.72
WUH721818AL5204 WD Ultrastar DC HC550 18TB SAS 12Gb/s 512MB 3.5in HDD New PullNew, bulk-packedeBay $629.00 $0.00 $34.94
WUH721818AL5204 WD DC HC550 18TB 12Gbps 7.2K RPM SAS 512MB 3.5" CMR HDD 0F38353Used, untestedeBay $698.00 $0.00 $38.78

Offer data from eBay.

Specification

Capacity18 TB
InterfaceSAS
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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