WD Purple Pro
WD Purple Pro 18TB SATA (WD181PURP)
SATA 6Gb/s · 3.5" · 7,200 RPM · 512 MB · 18TB
MPNWD181PURP
EAN718037889481
CategoryHard Disk Drives
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Price Trend
Last updated: 2026-09-30Note: this chart shows historical reference pricing for trend insight only — it is not a live quote. To place an order or get current pricing, please contact us or your dedicated sales manager.
Full Specifications
Data sourced from WD product specifications
| Drive | |
| Series | Purple Pro |
| Capacity | 18TB |
| Form Factor | 3.5" |
| Interface | SATA 6Gb/s |
| RPM | 7,200 RPM |
| Cache | 512 MB |
| Performance | |
| Sustained Transfer Rate | 272 MB/s |
| Workload Rating | 550 TB/year |
| Reliability | |
| MTBF | 2,500,000 hours |
| Power (Idle) | 5.3W |
| Power (Operating) | 8.8W |
| Product | |
| Brand | WD |
| Segment | Surveillance |
| MPN | WD181PURP |
| EAN | 718037889481 |
| Physical | |
| Weight | 1.00 kg |
| Package Dimensions | 17.3 x 12 x 5 cm |
Support & Downloads
WD Purple Pro 18TB SATA Firmware Update
WD Support →WD Purple Pro 18TB SATA Datasheet
WD Support →