Western Digital Purple Pro 22TB SATA III Hard Drive
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About This Item
- 22 TB surveillance-grade hard drive
- 7200 RPM performance for smooth video capture
- 512 MB cache buffer for faster data access
- 550 TB/year workload rating for 24/7 operation
- Serial ATA III interface with 6 Gbit/s transfer rate
- 2.5 million hours MTBF for reliable long-term use
- 3.5″ form factor for desktop surveillance systems
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Western Digital WD22PURP 22TB Surveillance Pro HDD
The Western Digital Purple Pro internal hard drive 22 TB 7200 RPM 512 MB 3.5″ Serial ATA III delivers enterprise-class storage designed for AI-enabled surveillance systems and deep learning analytics. Built for 24/7 operation, this drive handles massive video workloads while maintaining reliability in demanding environments.
| Metric | Spec |
|---|---|
| Capacity | 22 TB |
| Interface | SATA III 6 Gb/s |
| Speed | 7200 RPM |
| Buffer | 512 MB |
| Workload Rating | 550 TB/year |
Purpose-built for AI surveillance systems
The WD Purple Pro drive integrates OptiNAND technology to deliver exceptional capacity and performance for video analytics servers. Supporting up to 64 HD cameras plus 32 concurrent AI streams, this drive enables comprehensive monitoring without compromising frame capture quality.
Advanced workload capability for continuous operation
Engineered to handle 550 TB of data annually, this drive keeps pace with 24/7 surveillance demands. The 7200 RPM spindle speed and 512 MB cache ensure smooth data throughput for multiple high-resolution camera streams simultaneously.
Enhanced reliability for mission-critical surveillance
With an MTBF of 2.5 million hours and tarnish-resistant components, this drive delivers dependable operation in large-scale deployments. The 5-year limited warranty provides confidence for long-term surveillance infrastructure investments.
Proactive health management with WDDA
Western Digital Device Analytics monitors drive health in real-time, providing early warnings of potential issues before they impact your surveillance system. This proactive approach minimises downtime and protects your critical video evidence.
Box contents
- Western Digital WD22PURP 22TB hard drive
- Standard SATA data and power cables (if included with purchase)
Check before you buy
- Confirm your surveillance system supports 3.5″ SATA III drives
- Verify your recorder can handle 22TB capacity
- Check if your system requires specific firmware versions for optimal performance
- Confirm power supply can support additional drive
Frequently Asked Questions
Q: What surveillance systems is this drive compatible with?
A: Compatible with AI-enabled recorders, video analytics servers, and deep learning systems supporting SATA III drives.
Q: How many cameras can this drive support simultaneously?
A: Supports up to 64 single-stream HD cameras plus 32 concurrent AI streams.
Q: Is this drive suitable for home surveillance systems?
A: Best suited for enterprise surveillance systems; home systems may not require this capacity.
Q: What temperature range does this drive operate in?
A: Operates between 0°C and 65°C in typical surveillance environments.
Q: Does this drive support RAID configurations?
A: Supports JBOD configuration; verify RAID compatibility with your specific system.
The Consultant’s verdict & warranty
The WD22PURP represents enterprise-grade storage for demanding AI surveillance applications. Its combination of massive capacity, advanced workload handling, and proactive health monitoring makes it ideal for professional video analytics deployments. Covered by the standard Manufacturer Warranty.
| Hard drive | |
|---|---|
| Component for | Surveillance system |
| HDD interface transfer rate | 6 Gbit/s |
| Workload rate limit | 550 TB/year |
| RAID levels | JBOD |
| Mean time between failures (MTBF) | 2500000 h |
| Start/stop cycles | 600000 |
| Hot-swap | No |
| HDD speed | 7200 RPM |
| HDD size | 3.5" |
| HDD capacity | 22 TB |
| Features | |
| Type | HDD |
| Component for | Surveillance system |
| HDD interface transfer rate | 6 Gbit/s |
| Workload rate limit | 550 TB/year |
| Interface | Serial ATA III |
| RAID levels | JBOD |
| Mean time between failures (MTBF) | 2500000 h |
| Start/stop cycles | 600000 |
| Hot-swap | No |
| HDD speed | 7200 RPM |
| HDD size | 3.5" |
| HDD capacity | 22 TB |
| Storage drive buffer size | 512 MB |
| Advanced Format (AF) | Yes |
| 24/7 operation | Yes |
| Noise level (idle) | 20 dB |
| Power | |
| Power consumption (standby) | 1.2 W |
| Power consumption (idle) | 5.6 W |
| Operational conditions | |
| Operating temperature (T-T) | 0 - 65 °C |
| Storage temperature (T-T) | -40 - 70 °C |
| Operating shock | 40 G |
| Non-operating shock | 200 G |
| Technical details | |
| Quantity per pack | 1 pc(s) |
| Compliance certificates | RoHS |
| Interface | Serial ATA III |
| Mean time between failures (MTBF) | 2500000 h |
| Hot-swap | No |
| Weight & dimensions | |
| Width | 101.6 mm |
| Weight | 670 g |
| Height | 26.1 mm |
| Depth | 147 mm |
| Packaging data | |
| Quantity per pack | 1 pc(s) |
| Other features | |
| Interface | Serial ATA III |
| Compliance certificates | RoHS |
| Identifiers | |
| Additional EANs | 10718037893539 |
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