HGST NAS 5TB
NAS HDD
Part number H3IKNAS500012872SP2PK (0S03906) · NAS series · SATA 6Gb/s (SATA III). If your machine is listed below, this drive is officially supported — not a forum workaround.
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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 112 machines and series — 112 QNAP. This is a NAS-class drive: built for 24/7 operation with vibration compensation for multi-bay enclosures — the right tier for most 1-8 bay home or small-office NAS units. 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 5 TB capacity, ranked by how many machines list them:
Quick answers
Is the H3IKNAS500012872SP2PK (0S03906) officially compatible with my NAS?
It appears on the official compatibility lists of 112 machines and series — 112 QNAP. Every machine page linked below shows the vendor's own list entry, refreshed daily.
Is the H3IKNAS500012872SP2PK (0S03906) a good NAS drive?
This is a NAS-class drive: built for 24/7 operation with vibration compensation for multi-bay enclosures — the right tier for most 1-8 bay home or small-office NAS units. 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 H3IKNAS500012872SP2PK (0S03906) 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 H3IKNAS500012872SP2PK (0S03906)?
At the same capacity, the most widely listed alternatives are Toshiba MG04ACA500E (348 machines), Western Digital HUS726050ALE610 (281 machines), Seagate ST5000NM0084 (274 machines). The full ranked list is below.