Technical Snapshot

The WD Purple Pro 24TB SATA is a surveillance-grade 3.5" hard disk drive optimized for continuous video recording in security DVR/NVR systems. Spinning at 7,200 RPM with a 512 MB cache buffer, it delivers sustained transfer rates up to 245 MB/s over a SATA 6Gb/s interface. The drive is rated for 550 TB/year workload with a 2,500,000 hours MTBF, backed by WD's storage reliability engineering. With 24TB of raw storage capacity, it supports up to 64 HD camera streams with optimized firmware for sequential write workloads. Part of the WD Purple Pro product line.

Use Case: DVR/NVR surveillance recording, security camera storage
Compatibility: Standard 3.5" drive bay, SATA 6Gb/s interface
Category: Surveillance Hard Disk Drive — WD Purple Pro

WD HDD

WD Purple Pro

Purple Pro 24TB SATA

Name: WD Purple Pro 24TB SATA
Brand: WD
SKU: WD240PURP

SATA 6Gb/s · 3.5" · 7,200 RPM · 512 MB · 24TB

Capacity 24TB

RPM 7,200

Cache 512 MB

Workload 550 TB/year

MPNWD240PURP

EAN0718037903101

CategoryHard Disk Drives

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Drive Specifications

Form Factor3.5"

InterfaceSATA 6Gb/s

RPM7,200 RPM

Cache512 MB

Sustained Transfer Rate245 MB/s

Workload Rating550 TB/year

MTBF2,500,000 hours

Power (Idle)5.3W

Power (Operating)8.8W

Full Specifications

Data sourced from WD product specifications

Drive
Series	Purple Pro
Capacity	24TB
Form Factor	3.5"
Interface	SATA 6Gb/s
RPM	7,200 RPM
Cache	512 MB
Performance
Sustained Transfer Rate	245 MB/s
Workload Rating	550 TB/year
Reliability
MTBF	2,500,000 hours
Power (Idle)	5.3W
Power (Operating)	8.8W
Product
Brand	WD
Segment	Surveillance
MPN	WD240PURP
EAN	0718037903101
Physical
Weight	0.66 kg
Package Dimensions	17.3 x 12.0 x 5.0 cm

Support & Downloads

WD Purple Pro 24TB SATA Firmware UpdateLatest firmware · Check WD support

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WD Purple Pro 24TB SATA DatasheetPDF · Technical specifications

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Frequently Asked Questions

Is the Purple Pro 24TB SATA compatible with my NAS?

Yes, the WD Purple Pro 24TB SATA uses a standard SATA 6Gb/s interface and 3.5" form factor, compatible with any NAS that accepts 3.5" SATA drives. It is widely supported by Synology, QNAP, TrueNAS, and Unraid systems. The 550 TB/year workload rating makes it suitable for always-on NAS environments.

Can I use the Purple Pro 24TB SATA in a RAID array?

The WD Purple Pro 24TB SATA is a surveillance drive. While it can physically work in a RAID array, desktop drives lack the error recovery tuning (TLER/ERC) that RAID controllers expect. For RAID deployments, consider enterprise or NAS-rated drives for better reliability.

What does the 550 TB/year workload rating mean?

The workload rating indicates the maximum annual data transfer the drive supports while maintaining stated reliability. 550 TB/year means the drive supports approximately 1.5 TB of data transfer per day, suitable for continuous recording workloads.

How fast is the Purple Pro 24TB SATA?

The WD Purple Pro 24TB SATA spins at 7,200 RPM with a 512 MB cache buffer, delivering sustained transfer rates up to 245 MB/s. This supports continuous recording at high camera counts.

How much power does the Purple Pro 24TB SATA consume?

The WD Purple Pro 24TB SATA draws 8.8W under operating load and 5.3W at idle.

JSON-LD Structured Data — Product + FAQ + Breadcrumb

Product: WD Purple Pro 24TB SATA
MPN: WD240PURP
Schemas: Product + BreadcrumbList + FAQPage
Properties: 11 additionalProperty entries
Related: 5 isRelatedTo links