---
product_id: 534968190
title: "Western Digital 6TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5\" - WD64PURZ"
brand: "wd"
price: "$440.62"
currency: USD
in_stock: true
reviews_count: 13
category: "Wd"
url: https://www.desertcart.us/products/534968190-western-digital-6tb-wd-purple-surveillance-internal-hard-drive-hdd
store_origin: US
region: United States of America
---

# SATA 6 Gb/s blazing interface 6TB massive storage 256MB cache for smooth multi-stream Western Digital 6TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD64PURZ

**Brand:** wd
**Price:** $440.62
**Availability:** ✅ In Stock

## Summary

> 🎥 Secure every moment with storage that never blinks.

## Quick Answers

- **What is this?** Western Digital 6TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD64PURZ by wd
- **How much does it cost?** $440.62 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/534968190-western-digital-6tb-wd-purple-surveillance-internal-hard-drive-hdd)

## Best For

- wd enthusiasts

## Why This Product

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

## Key Features

- • **Massive 6TB Capacity:** Store months of high-definition footage effortlessly.
- • **SATA 6 Gb/s Interface:** Ultra-fast data transfer speeds keep your streams lag-free.
- • **WD AllFrame Technology:** Minimizes frame loss and enhances video playback reliability.
- • **Tarnish-Resistant Components:** Durability that withstands heat and vibration in demanding NVR setups.
- • **Engineered for 24/7 Surveillance:** Built to endure nonstop video recording without missing a frame.

## Overview

The Western Digital 6TB WD Purple Surveillance Internal Hard Drive is purpose-built for continuous 24/7 video surveillance systems. Featuring a robust 6TB capacity, SATA 6 Gb/s interface, and 256MB cache, it supports up to 16-bay NVRs and high workload rates of 180TB/year. WD’s AllFrame technology reduces frame loss, ensuring smooth multi-camera recording. Its tarnish-resistant components and vibration tolerance make it a reliable backbone for professional security setups.

## Description

WD Purple drives are designed to meet the challenges of 24x7 video surveillance recording. These drives are engineered specifically for surveillance to help withstand the elevated heat fluctuations and equipment vibrations within NVR environments. An average desktop drive is built to run for only short intervals, not the harsh 24/7 always-on environment of a high-definition surveillance system. With WD Purple drives, you get reliable, surveillance-class storage that’s tested for compatibility in a wide range of security systems. Exclusive WD AllFrame technology helps reduce frame loss and improve overall video playback.

Review: Reliable drive for surveillance systems with plenty of storage - I purchased the Western Digital 6TB WD Purple Surveillance Hard Drive (WD64PURZ) for a security camera recording system, and it has performed exactly the way a surveillance drive should. WD Purple drives are designed specifically for DVR and NVR systems that run 24/7, and that’s the main reason I chose this model. Installation was simple and the drive was immediately recognized by the system with no issues. The 6TB capacity provides plenty of room for continuous recording and the drive runs quietly while handling multiple camera streams without any noticeable lag or dropped footage. One thing I appreciate about the WD Purple line is that it’s built for reliability under constant operation. Surveillance systems are always writing data, so having a drive designed for that workload makes a difference compared to standard desktop drives. The 256 MB cache helps keep performance smooth when multiple cameras are recording at the same time. It also feels like good value for the money considering the capacity and the fact that these drives are specifically engineered for security systems. While this particular model is the standard purple drive used in surveillance applications, Western Digital offers a variety of drives in different colors depending on the workload. For example, Blue drives are typically used for everyday computing, Black drives for performance workloads, Red drives for NAS systems, and Purple for surveillance systems. That color system actually makes it easier to choose the right drive for the job. Pros: - Designed specifically for 24/7 surveillance recording - Large 6TB capacity for long video retention - 256 MB cache helps handle multiple camera streams - Quiet and stable operation - Good value for the amount of storage - WD’s color lineup makes it easier to pick the right drive for the application Cons: - Not designed for typical desktop or gaming workloads Overall: If you’re setting up or expanding a DVR or NVR security system, the WD Purple series is a dependable choice. The drive is built for continuous recording, provides plenty of storage capacity, and offers solid reliability for surveillance applications.
Review: Lorex NVR - worked perfectly - When I bought my Lorex system from Lorex, i got their 8TB HD (Seagate). It was a bad drive and failed to be recognized by my system. Lorex customer service made me remove, reinstall, remove, reinstall even though I had already told them I am tech-savvy and the HDD was dead. I returned it for a refund. I bought this one and it was $100 cheaper and worked flawlessly and instantly. If you have a Lorex and want the max size HDD (8TB), I'd recommend this purple.

## Features

- Engineered for mainstream surveillance systems
- WD AllFrame technology delivers optimizations for write-intensive, low bit-rate, high stream-count workloads typical to mainstream surveillance applications
- Supports up to 180 TB/yr workload rate(3) | (3) Workload Rate is defined as the amount of user data transferred to or from the hard drive. Workload Rate is annualized (TB transferred ✕ (8760 / recorded power-on hours)). Workload Rate will vary depending on your hardware and software components and configurations.
- Support for up to 16 bays(7) | (7) 1TB through 2TB support up to eight bays; 3TB and above support up to 16 bays.
- Tarnish-resistant components(6) | (6) Tarnish resistant components for capacities 3TB and higher.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0C4WTF5N2 |
| Additional Features | 256 MB Cache, 3.5" - WD64PURZ, SATA 6 Gb/s |
| Best Sellers Rank | #4 in Internal Hard Drives |
| Brand | WD |
| Built-In Media | Internal Hard Drive |
| Cache Memory Installed Size | 256 |
| Color | Purple |
| Compatible Devices | Desktop |
| Connectivity Technology | SATA |
| Customer Package Type | Standard Packaging |
| Customer Reviews | 4.3 out of 5 stars 1,642 Reviews |
| Digital Storage Capacity | 6000 GB |
| Enclosure Material | Aluminum |
| Form Factor | 3.5-inch |
| Global Trade Identification Number | 00718037898339 |
| Hard Disk Description | Mechanical Hard Disk |
| Hard Disk Form Factor | 3.5 Inches |
| Hard Disk Interface | Serial ATA-600 |
| Hard Disk Rotational Speed | 5400 RPM |
| Hard-Drive Size | 6 TB |
| Hardware Connectivity | SATA 6.0 Gb/s |
| Installation Type | Internal Hard Drive |
| Item Type Name | Internal Hard Drive |
| Item Weight | 1.26 Pounds |
| Manufacturer | Western Digital Technologies, Inc. |
| Media Speed | 180 MB/s |
| Mfr Part Number | WD64PURZ-SPBWUY0 |
| Model Name | WD Purple HDD |
| Model Number | WD64PURZ-SPBWUY0 |
| Number of Items | 1 |
| Read Speed | 180 Megabytes Per Second |
| Special Feature | 256 MB Cache, 3.5" - WD64PURZ, SATA 6 Gb/s |
| Specific Uses For Product | Business |
| UPC | 718037898339 |
| Unit Count | 1.0 Count |
| Warranty Description | 3 Year Limited Warranty |

## Product Details

- **Brand:** WD
- **Color:** Purple
- **Compatible Devices:** Desktop
- **Connectivity Technology:** SATA
- **Digital Storage Capacity:** 6000 GB
- **Hard Disk Description:** Mechanical Hard Disk
- **Hard Disk Form Factor:** 3.5 Inches
- **Hard Disk Interface:** Serial ATA-600
- **Installation Type:** Internal Hard Drive
- **Special Feature:** Not_Performance_Used

## Images

![Western Digital 6TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD64PURZ - Image 1](https://m.media-amazon.com/images/I/71Od7Xf5SwL.jpg)
![Western Digital 6TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD64PURZ - Image 2](https://m.media-amazon.com/images/I/814SONpgIVL.jpg)
![Western Digital 6TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD64PURZ - Image 3](https://m.media-amazon.com/images/I/919nFpcHkZL.jpg)
![Western Digital 6TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD64PURZ - Image 4](https://m.media-amazon.com/images/I/91qeNafJ7NL.jpg)
![Western Digital 6TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD64PURZ - Image 5](https://m.media-amazon.com/images/I/81cZcqqV+FL.jpg)

## Available Options

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

## Questions & Answers

**Q: can it replace older hhd in nightowl dvr**
A: Yes. This hard drive is compatible with all recording units.

**Q: What is the difference between 3tb purple wd30purz and wd30purz, very confusing?**
A: Absolutely nothing. They are the same.

**Q: Is this compatible with annke surveillance camera system 8ch 1080p lite h.264+ dvr with (8) hd 1080p outdoor weatherproof cameras cctv security camera**
A: As the owner of South Jersey Surveillance Systems, I can assure you that any WD purple or Seagate Skyhawk hard drive is the appropriate type of storage drive for any and all DVRs and NVRs.

**Q: Whats the difference between this and the red plus?**
A: WD Blue HDDs are mainly used for general purpose storage, they are great all-rounders, and an average user can’t go wrong with Blue.

WD Green is basically same as Blue, but it lacks a bit of performance. However, it is the most eco-friendly HDD, and it’s quite cheap.

WD Blacks are for pure performance including gaming, media, and content creation. Also one of the most expensive HDDs.

WD Red is a NAS drive. It’s optimized for NAS systems.

WD Purple is for surveillance. Advised for 24/7 operation.

WD Gold, probably the most premium of all. Made for a multitude of Datacenter-specific applications.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Reliable drive for surveillance systems with plenty of storage
*by R***L on March 13, 2026*

I purchased the Western Digital 6TB WD Purple Surveillance Hard Drive (WD64PURZ) for a security camera recording system, and it has performed exactly the way a surveillance drive should. WD Purple drives are designed specifically for DVR and NVR systems that run 24/7, and that’s the main reason I chose this model. Installation was simple and the drive was immediately recognized by the system with no issues. The 6TB capacity provides plenty of room for continuous recording and the drive runs quietly while handling multiple camera streams without any noticeable lag or dropped footage. One thing I appreciate about the WD Purple line is that it’s built for reliability under constant operation. Surveillance systems are always writing data, so having a drive designed for that workload makes a difference compared to standard desktop drives. The 256 MB cache helps keep performance smooth when multiple cameras are recording at the same time. It also feels like good value for the money considering the capacity and the fact that these drives are specifically engineered for security systems. While this particular model is the standard purple drive used in surveillance applications, Western Digital offers a variety of drives in different colors depending on the workload. For example, Blue drives are typically used for everyday computing, Black drives for performance workloads, Red drives for NAS systems, and Purple for surveillance systems. That color system actually makes it easier to choose the right drive for the job. Pros: - Designed specifically for 24/7 surveillance recording - Large 6TB capacity for long video retention - 256 MB cache helps handle multiple camera streams - Quiet and stable operation - Good value for the amount of storage - WD’s color lineup makes it easier to pick the right drive for the application Cons: - Not designed for typical desktop or gaming workloads Overall: If you’re setting up or expanding a DVR or NVR security system, the WD Purple series is a dependable choice. The drive is built for continuous recording, provides plenty of storage capacity, and offers solid reliability for surveillance applications.

### ⭐⭐⭐⭐⭐ Lorex NVR - worked perfectly
*by D***T on February 23, 2024*

When I bought my Lorex system from Lorex, i got their 8TB HD (Seagate). It was a bad drive and failed to be recognized by my system. Lorex customer service made me remove, reinstall, remove, reinstall even though I had already told them I am tech-savvy and the HDD was dead. I returned it for a refund. I bought this one and it was $100 cheaper and worked flawlessly and instantly. If you have a Lorex and want the max size HDD (8TB), I'd recommend this purple.

### ⭐⭐⭐⭐⭐ 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.

## Frequently Bought Together

- Western Digital 6TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD64PURZ
- Amcrest NV4108E-A2 4K 8CH POE NVR (1080p/3MP/4MP/5MP/8MP) POE Network Video Recorder - Supports up to 8 x 8MP/4K IP Cameras, 8-Channel Power Over Ethernet Supports up to 10TB HDD (Not Included)

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-05-16*