---
product_id: 327939470
title: "18TB WD Purple Pro Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 512 MB Cache, 3.5\" - WD181PURP"
brand: "western digital"
price: "5700 kr"
currency: DKK
in_stock: true
reviews_count: 13
category: "Western Digital"
url: https://www.desertcart.dk/products/327939470-18tb-wd-purple-pro-surveillance-internal-hard-drive-hdd-sata
store_origin: DK
region: Denmark
---

# 7200 RPM high-speed rotation 18TB massive capacity Supports 32 AI streams 18TB WD Purple Pro Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 512 MB Cache, 3.5" - WD181PURP

**Brand:** western digital
**Price:** 5700 kr
**Availability:** ✅ In Stock

## Summary

> 🎥 Capture every moment, powered by AI and built to last.

## Quick Answers

- **What is this?** 18TB WD Purple Pro Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 512 MB Cache, 3.5" - WD181PURP by western digital
- **How much does it cost?** 5700 kr with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.dk](https://www.desertcart.dk/products/327939470-18tb-wd-purple-pro-surveillance-internal-hard-drive-hdd-sata)

## Best For

- western digital enthusiasts

## Why This Product

- Trusted western digital brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Massive 18TB Storage:** Store years of high-res surveillance footage without compromise.
- • **Blazing 7200 RPM Speed:** Ensures smooth, lag-free video recording and playback under heavy workloads.
- • **AI-Optimized Performance:** Supports up to 32 AI streams for cutting-edge video analytics and deep learning.
- • **Enterprise-Grade Reliability:** Tarnish-resistant components and vibration tolerance built for multi-bay enclosures.
- • **Workload Ready at 550TB/Year:** Handles intense, continuous recording demands with ease and confidence.

## Overview

The WD Purple Pro 18TB Surveillance HDD is engineered for professional-grade AI-enabled video recording and analytics. Featuring a high 7200 RPM speed, 512MB cache, and support for up to 32 AI streams, it delivers enterprise-level reliability and performance. Designed to withstand harsh environments and heavy workloads up to 550TB/year, this drive is the ultimate storage solution for advanced surveillance and deep learning systems.

## Description

WD Purple Pro drives are designed for new generations of high-end AI-enabled recorders, video analytics appliances, deep-learning servers and cloud solutions that can benefit from high-capacity storage with high performance and additional workload capability. WD Purple Pro drives feature AllFrame AI technology, which helps reduce frame loss, improve overall video playback, and not only enables recording of multiple streams per camera but also supports up to 32 AI streams per drive for deep learning analytics within the system. WD Purple Pro drives also feature enterprise-class performance, data integrity and drive reliability, especially in larger-scale systems and enclosures where operational vibration is present.

Review: Reliable Hard Drive for Surveillance Systems - I installed the WD Purple 2TB drive in my security system, and it’s been working flawlessly. It handles continuous recording without any issues, and the 64MB cache seems to help with smooth performance. I like that it’s specifically designed for surveillance, so I feel confident it will last. Easy to install in my NVR, and no glitches so far. Definitely a solid choice for anyone needing a dependable hard drive for cameras.
Review: Great product & Great customer service - Had an issue with shipping but seller was prompt in correcting it. Drive showed up and is 0hrs. Plugged it into my Unifi system for cameras and it works perfectly! I now have almost 2 months of backups.

## Features

- Engineered with advanced capabilities needed for high-end smart video solutions
- High performance, reliability and workload capability for advanced AI-enabled recorders, video analytics appliances, deep-learning servers and cloud-based storage
- Supports up to 550 TB/yr workload rate**.
- Designed with tarnish-resistant components for harsh environments, and with additional robustness for multi-bay enclosures

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0966TBDRZ |
| Batteries | 1 AAAA batteries required. |
| Best Sellers Rank | #4 in Internal Hard Drives |
| Brand | Western Digital |
| Color | Purple |
| Customer Reviews | 4.3 4.3 out of 5 stars (2,832) |
| Date First Available | May 7, 2021 |
| Department | unisex |
| Flash Memory Size | 18 TB |
| Hard Drive | 18 TB Mechanical Hard Disk |
| Hard Drive Interface | Serial ATA |
| Hard Drive Rotational Speed | 7200 RPM |
| Item Dimensions LxWxH | 5.79 x 4 x 1.03 inches |
| Item Weight | 1.75 pounds |
| Item model number | WD181PURP-SPB6HY0 |
| Language | English, English, English, English, English |
| Manufacturer | Western Digital Technologies, Inc. |
| Product Dimensions | 5.79 x 4 x 1.03 inches |
| Series | WD Purple Pro Surveillance Hard Drive |

## Product Details

- **Brand:** Western Digital
- **Color:** Purple
- **Compatible Devices:** Server, Storage System, Video Surveillance System
- **Connectivity Technology:** SATA
- **Digital Storage Capacity:** 18 TB
- **Hard Disk Description:** Mechanical Hard Disk
- **Hard Disk Form Factor:** 3.5 Inches
- **Hard Disk Interface:** Serial ATA
- **Installation Type:** Internal Hard Drive
- **Special Feature:** Data Recovery Service

## Images

![18TB WD Purple Pro Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 512 MB Cache, 3.5" - WD181PURP - Image 1](https://m.media-amazon.com/images/I/61iSDo-1aZL.jpg)

## Available Options

This product comes in different **Size** options.

## Questions & Answers

**Q: Can it be installed vertical instead of horizontal inside my lorex nvr?**
A: I don't see any reason why not.  Mine is installed in a Lorex NVR, but as I recall, it mounts horizontally.

**Q: Are these OEM or retail drives?**
A: OEM

**Q: Will this work in a Desktop Computer ?**
A: I had a bunch of issues with this in my desktop... I ended up sending it back and getting  two of these Seagate FireCuda HDD 8TB Internal Hard Drive HDD - 3.5 Inch CMR SATA 6Gb/s 7200RPM 256MB Cache 300TB/year with Rescue Services (ST8000DX001)

**Q: In case of failure, should we contact the seller or the WD?**
A: WD

## Customer Reviews

### ⭐⭐⭐⭐⭐ Reliable Hard Drive for Surveillance Systems
*by A***S on January 14, 2026*

I installed the WD Purple 2TB drive in my security system, and it’s been working flawlessly. It handles continuous recording without any issues, and the 64MB cache seems to help with smooth performance. I like that it’s specifically designed for surveillance, so I feel confident it will last. Easy to install in my NVR, and no glitches so far. Definitely a solid choice for anyone needing a dependable hard drive for cameras.

### ⭐⭐⭐⭐⭐ Great product & Great customer service
*by J***Y on January 29, 2026*

Had an issue with shipping but seller was prompt in correcting it. Drive showed up and is 0hrs. Plugged it into my Unifi system for cameras and it works perfectly! I now have almost 2 months of backups.

### ⭐⭐⭐⭐⭐ WD Purple Pro 12TB – The Hard Drive That Never Sleeps (Because It’s Watching You Sleep)
*by N***L on August 8, 2025*

I bought this beast to drop into my Amcrest NVR system because apparently, my house needed the same level of surveillance as Fort Knox. Spoiler alert: it works perfectly — and now my house is basically the Truman Show, but with better resolution. 🎥 Why I Love This Drive: 12 Terabytes of "You Saw Nothing, Officer" Seriously, it holds weeks of 4K footage from multiple cameras, including the one pointed at my driveway that’s mostly squirrels doing parkour. Purpose-Built for Paranoia Designed for 24/7/365 surveillance workloads. No naps. No coffee breaks. Just pure, tireless storage of every Amazon delivery and mysterious leaf blower incident. Plug-and-Paranoia Installation Installed in my Amcrest NVR like it was born there. No firmware drama, no compatibility tantrums. Just silence... and a blinking light of judgment. Cooler Than Your Ex Runs quiet, stays cool, and doesn’t randomly ghost you like a desktop hard drive shoved into a job it wasn’t hired for. 512MB Cache = Smooth Playback Rewinding suspicious backyard activity in crisp HD has never been this satisfying. Even if it was just a raccoon again. 🧠 Final Thoughts: If you're serious about home security (or just want to capture footage of your neighbor stealing your trash cans), this is the drive. It’s like a security guard that never blinks and never asks for a raise. Buy it. Install it. Sleep easy — unless you're worried what it might've caught you doing

## Frequently Bought Together

- Western Digital 18TB WD Purple Pro Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 512 MB Cache, 3.5" - WD181PURP
- Western Digital 10TB WD Purple Pro Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD101PURP
- Tripp Lite SMART1500LCD 1500VA Rack Mount UPS Battery Backup, 900W, 8 Outlets, PWM Sine Wave, Short Depth 2U Rackmount UPS, AVR, LCD Screen

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*Product available on Desertcart Denmark*
*Store origin: DK*
*Last updated: 2026-02-06*