Western Digital Ultrastar DC HC580 22TB
Enterprise HDD
Part number WUH722422ALE604 · Ultrastar DC HC580 series · SATA 6.0Gb/s. If your machine is listed below, this drive is officially supported — not a forum workaround.
Part of the Western Digital Ultrastar DC HC580 series →
Check WUH722422ALE604 price on Amazon partner link
No series-level recording rating is on file for this part number yet — check the exact model for CMR vs SMR before buying it as a large cold copy (SMR is the one trait that makes a 16 TB+ backup copy painfully slow). The 3-2-1 guide and the backup tools encyclopedia cover what to schedule it with.
Compatibility verdict
It appears on the official compatibility lists of 7 machines and series — 7 QNAP. This is a Enterprise-class drive: rated for heavier sustained workloads than desktop drives. It is a strong pick for a NAS running 24/7, large-array rebuilds or camera workloads, and enterprise lines are also the drives most widely listed across all five vendors' HCLs. No series-level recording rating is on file for this part number yet, so check CMR vs SMR on the exact model before buying for an array.
Compatible NAS models
Same-capacity alternatives
Other drives listed at 22 TB capacity, ranked by how many machines list them:
Quick answers
Is the WUH722422ALE604 officially compatible with my NAS?
It appears on the official compatibility lists of 7 machines and series — 7 QNAP. Every machine page linked below shows the vendor's own list entry, refreshed daily.
Is the WUH722422ALE604 a good NAS drive?
This is a Enterprise-class drive: rated for heavier sustained workloads than desktop drives. It is a strong pick for a NAS running 24/7, large-array rebuilds or camera workloads, and enterprise lines are also the drives most widely listed across all five vendors' HCLs. No series-level recording rating is on file for this part number yet, so check CMR vs SMR on the exact model before buying for an array.
Can I use the WUH722422ALE604 for a 3-2-1 cold backup copy?
No series-level recording rating is on file for this part number yet — check the exact model for CMR vs SMR before buying it as a large cold copy (SMR is the one trait that makes a 16 TB+ backup copy painfully slow). The 3-2-1 guide and the backup tools encyclopedia cover what to schedule it with.
What are alternatives to the WUH722422ALE604?
At the same capacity, the most widely listed alternatives are Seagate ST22000NT001 (148 machines), Western Digital WUH722222ALE6L1 (121 machines), Western Digital WD221KFGX-68B9KN0 (121 machines). The full ranked list is below.