# Western Digital 18TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256MB Cache, 3.5" - WD180PURZ

- Category: Storage
- Brand: Western Digital
- Model: WD180PURZ
- Part number: WD180PURZ
- Price (US): $989.00
- Price last checked: 2026-08-05
- Rating: 4.6/5 from 3376 Amazon reviews
- Warranty: 3 years
- Product page: https://buildmypc.net/component-details/storage/western-digital-wd180purz/

## Specifications

| Spec | Value |
| --- | --- |
| Brand | Western Digital |
| Model | WD180PURZ |
| Maximum Capacity | 18 TB |
| Form Factor | 3.5" (HDD) |
| Cache Memory | 512 MB |
| Interface | SATA 6.0 Gb/s |

## Key Features

- Engineered specifically for surveillance security systems
- Supports up to 180 TB/yr workload rate*
- Tuned for write-intensive, low bit-rate, high stream-count applications typical to most surveillance applications
- Prioritized write-operations for maximized surveillance performance
- TLER & ATA streaming support

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