WD Purple 4TB Surveillance Hard Disk Drive - 5400 RPM Class SATA 6 Gb/s 64MB Cache 3.5 Inch - WD40PURZ (Renewed)

Amazon Renewed

Amazon Renewed WD Purple 4TB Surveillance Hard Disk Drive

Name: WD Purple 4TB Surveillance Hard Disk Drive - 5400 RPM Class SATA 6 Gb/s 64MB Cache 3.5 Inch - WD40PURZ (Renewed)
Brand: Amazon Renewed
SKU: B07D8HHBR4

Status: WD Purple 4TB Surveillance Hard Disk Drive…: Unavailable on Amazon as of 2026-10-07 04:33 UTC. SpecPicks has no in-stock listing with matching specs on file; the search below lists current offers. eBay sellers may still list this model new or used.

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Bottom line: The Amazon Renewed WD Purple 4TB Surveillance Hard Disk Drive is a specs-and-price decision rather than a crowd-consensus one in the PC & gaming hardware category. Check the specification table below against one or two close alternatives — on price and spec fit, not on star ratings.

Unavailable on Amazon as of 2026-10-07 04:33 UTC

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By Mike Perry, Founder & Editor-in-Chief · Listing data updated 2026-10-07

Mike Perry — Hardware researcher since 2014, focused on GPU performance across gaming, rendering, and local-LLM inference. Synthesises community benchmarks, manufacturer specs, and public forum data into actionable buying guides. About the author →

Pros & Cons

Pros

✓ Engineered specifically for surveillance security systems
✓ Backed by Amazon Renewed's warranty and support channels

Cons

✗ Check the listed dimensions, connectors and platform compatibility against your setup before ordering
✗ Price, stock, shipping and returns are set by the retailer and may have changed since this page was last updated

Manufacturer description

Western Digital WD40PURZ - Western Digital 4TB 3.5" SATA 5.4K 6Gb/s Hard DriveWestern Digital Original/OEM Western Digital 4TB 3.5" SATA 5.4K 6Gb/s Hard Drive (Western Digital Part Number: WD40PURZ). Inquire by email for larger quantities.Capacity: 4TBForm Factor: 3.5"Interface: SATASpeed: 5.4KTransfer Rate: 6Gb/sTray Type :Drive Type: HDD

SpecPicks Verdict

SpecPicks scored Amazon Renewed WD Purple 4TB Surveillance Hard Disk Drive using a rating × review-volume × price-fit model applied to published specs and reviews across the PC & gaming hardware category. Amazon Renewed's PC & gaming hardware lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

Common buyer scenarios for PC & gaming hardware of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.

Key Features

This Certified Refurbished product is tested and certified to look and work like new. The refurbishing process includes functionality testing, basic cleaning, inspection, and repackaging. The product ships with all relevant accessories, a minimum 90-day warranty, and may arrive in a generic box. Only select sellers who maintain a high performance bar may offer Certified Refurbished products on Amazon.com
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

Full Specifications

Brand	Western Digital
Color	New Generation Surveillance HDD
Model Name	WD40PURZ
Form Factor	3.5-inch
Media Speed	100-150 MB/s
Model Number	WD40PURZ#CR
Built-In Media	Hard Drive
Hard-Drive Size	4 TB
Mfr Part Number	WD40PURZ#CR
Number of Items	1
Special Feature	Portable
Installation Type	Internal Hard Drive
Compatible Devices	Desktop
Data Transfer Rate	750 megabytes_per_second
Enclosure Material	SATA
Additional Features	Portable
Hard Disk Interface	Serial ATA
Warranty Description	90 days limited warranty
Hard Disk Description	Mechanical Hard Disk
Hard Disk Form Factor	3.5 inches
Full listing title	WD Purple 4TB Surveillance Hard Disk Drive - 5400 RPM Class SATA 6 Gb/s 64MB Cache 3.5 Inch - WD40PURZ (Renewed)

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