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| Capacity | 18.0 TB |
|---|---|
| Form factor | 3.5"* |
| Type | HDD* |
| Interface | SATA |
| Spindle speed | 7200 RPM source |
| Cache | 512 MB source |
| Warranty | 5 years source |
| Recording technology | CMR source |
| Also listed as | WD181PURP-74CLCY0 · WD181PURP-85CLCY0 |
Recently observed offers
New: $969.16 incl. listed shipping Checked 2026-10-07
Cheapest exact-model fixed-price listing found per condition (New, Refurbished, Used) -- shown only for conditions with a real match, checked within three days of this page build. Availability and shipping may change; confirm at the seller.
* Decoded from the drive model number, not stated by the NAS manufacturer.
Certified on 91 QNAP NAS models
Show all 91 QNAP models
- HS-264
- TL-D1600S
- TL-D400S
- TL-D800C
- TL-D800S
- TL-D810TC4
- TL-R1200C-RP
- TL-R1200PES-RP
- TL-R1200S-RP
- TL-R1210TC4-RP
- TL-R1220Sep-RP
- TL-R1600PES-RP
- TL-R1620Sep-RP
- TL-R2400PES-RP
- TL-R400S
- TR-002
- TR-004
- TR-004U
- TS-1232PXU-RP
- TS-1264U-RP
- TS-1273AU-RP
- TS-133
- TS-1655
- TS-1673AU-RP
- TS-216G
- TS-233
- TS-2483XU-RP
- TS-253D
- TS-253E
- TS-262
- TS-264
- TS-364
- TS-431X3
- TS-431XeU
- TS-432PXU
- TS-432PXU-RP
- TS-432X
- TS-433
- TS-435XeU
- TS-453D
- TS-453E
- TS-462
- TS-464
- TS-464U
- TS-464U-RP
- TS-464eU
- TS-473A
- TS-632X
- TS-653D
- TS-664
- TS-673A
- TS-832PX
- TS-832PXU
- TS-832PXU-RP
- TS-855X
- TS-855eU
- TS-855eU-RP
- TS-864eU
- TS-864eU-RP
- TS-873A
- TS-873AU
- TS-873AU-RP
- TS-873AeU
- TS-873AeU-RP
- TS-877XU-RP
- TS-932PX
- TS-AI642
- TS-h1277AXU-RP
- TS-h1277XU-RP
- TS-h1677AXU-RP
- TS-h1677XU-RP
- TS-h1886XU-RP R2
- TS-h1887XU-RP
- TS-h2287XU-RP
- TS-h2477XU-RP
- TS-h2483XU-RP
- TS-h3087XU-RP
- TS-h886
- TS-h973AX
- TS-h987XU-RP
- TVS-472XT
- TVS-672XT
- TVS-872XT
- TVS-h1288X
- TVS-h1688X
- TVS-h474
- TVS-h674
- TVS-h674T
- TVS-h874
- TVS-h874T
- TVS-h874X
The certified list above comes from QNAP's published Hardware Compatibility List. Certification is the manufacturer's statement, not a test performed here.