---
product_id: 555285854
title: "Western Digital 3TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5\" - WD33PURZ"
brand: "western digital"
price: "₨70911"
currency: LKR
in_stock: false
url: https://www.desertcart.lk/products/555285854-western-digital-3tb-wd-purple-surveillance-internal-hard-drive-hdd
store_origin: LK
region: Sri Lanka
---

# SATA 6 Gb/s interface speed 3TB storage capacity Supports up to 180 TB/year workload Western Digital 3TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD33PURZ

**Brand:** western digital
**Price:** ₨70911
**Availability:** ❌ Out of Stock

## Summary

> 🎥 Keep every frame flawless with WD Purple – the backbone of pro surveillance systems

## Quick Answers

- **What is this?** Western Digital 3TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD33PURZ by western digital
- **How much does it cost?** ₨70911 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.lk](https://www.desertcart.lk/products/555285854-western-digital-3tb-wd-purple-surveillance-internal-hard-drive-hdd)

## 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

- • **High-Endurance Workload:** Designed to sustain up to 180 TB of data transfer annually without breaking a sweat
- • **Optimized Video Playback:** WD AllFrame tech reduces frame loss for smooth, uninterrupted footage
- • **Massive Multi-Camera Support:** Handles up to 16 bays, perfect for expanding security setups
- • **Tarnish-Resistant Durability:** Built with components that resist tarnishing, ensuring long-term performance
- • **Surveillance-Grade Reliability:** Engineered for 24/7 video recording with heat and vibration resistance

## Overview

The Western Digital 3TB WD Purple HDD is a surveillance-optimized internal hard drive featuring a 3.5-inch form factor, SATA 6 Gb/s interface, and 256 MB cache. Designed for continuous 24/7 operation, it supports up to 16-bay systems and high data workloads of 180 TB/year, making it ideal for professional-grade video security environments.

## Description

Western Digital 3TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD33PURZ

## 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 |
|---------------|-------|
| Hard Drive | 3 TB Mechanical Hard Disk |
| Brand | Western Digital |
| Series | WD Purple HDD |
| Item model number | WD33PURZ-SPBWPY0 |
| Item Weight | 1.26 pounds |
| Product Dimensions | 5.79 x 4 x 1.03 inches |
| Item Dimensions  LxWxH | 5.79 x 4 x 1.03 inches |
| Color | Purple |
| Flash Memory Size | 3 TB |
| Hard Drive Interface | Serial ATA-600 |
| Hard Drive Rotational Speed | 5400 RPM |
| Manufacturer | Western Digital Technologies, Inc. |
| Language | English |
| ASIN | B0C18ZBDFS |
| Date First Available | April 2, 2023 |

## Product Details

- **Digital Storage Capacity:** 3000 GB
- **Hard Disk Interface:** Serial ATA-600
- **Connectivity Technology:** SATA
- **Brand:** Western Digital
- **Special Feature:** Portable
- **Hard Disk Form Factor:** 3.5 Inches
- **Hard Disk Description:** Mechanical Hard Disk
- **Compatible Devices:** Desktop
- **Installation Type:** Internal Hard Drive
- **Color:** Purple

## Images

![Western Digital 3TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD33PURZ - Image 1](https://m.media-amazon.com/images/I/6157b2u3V1L.jpg)
![Western Digital 3TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD33PURZ - Image 2](https://m.media-amazon.com/images/I/71u+5tsoFjL.jpg)

## Available Options

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

## Frequently Bought Together

- Western Digital 3TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD33PURZ
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**Shop now:** [https://www.desertcart.lk/products/555285854-western-digital-3tb-wd-purple-surveillance-internal-hard-drive-hdd](https://www.desertcart.lk/products/555285854-western-digital-3tb-wd-purple-surveillance-internal-hard-drive-hdd)

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*Product available on Desertcart Sri Lanka*
*Store origin: LK*
*Last updated: 2026-02-07*