How many bays does this drive support?

It supports up to 16 bays, with tarnish-resistant components and RV sensors for stability in multi-drive environments handling vibration and heat fluctuations.

What interface and form factor does it use?

SATA 6 Gb/s interface in a 3.5-inch form factor, ensuring compatibility with standard enterprise surveillance systems and efficient integration.

What are the operating temperature specs?

Operates from 0°C to 65°C on base casting, with storage from -40°C to 70°C, suitable for continuous operation in varied surveillance environments.

Is it suitable for high-resolution video?

Yes, 5400 RPM class with CMR recording and AllFrame technology handles continuous video streams, supporting up to 64 HD cameras in 16-bay systems.

What technology reduces frame drops?

WD AllFrame technology specifically engineered for surveillance minimizes lost frames during recording and playback in multi-camera, high-write setups.

WD44PURZ - WD WD44PURZ 4TB 5400RPM SATA Surveillance Drive

Name: WD WD44PURZ 4TB 5400RPM SATA Surveillance Drive
Brand: Western Digital
SKU: WD44PURZ

WD44PURZ - WD WD44PURZ 4TB 5400RPM SATA Surveillance Drive | US IT Hardware

Product overview

The Western Digital WD Purple WD44PURZ is a 4TB enterprise-grade surveillance hard drive designed for 24x7 operation in DVR and NVR systems. It features WD AllFrame technology to reduce dropped frames, ensuring reliable video recording and playback. With a 5400 RPM class performance and Conventional Magnetic Recording (CMR), it supports up to 180TB/year workload and operates in systems with up to 16 bays. The 3.5-inch form factor uses SATA 6 Gb/s interface for seamless integration. Built with tarnish-resistant components for durability in surveillance environments, it handles vibration and heat. Operating temperature ranges from 0°C to 65°C on base casting, with storage from -40°C to 70°C. Ideal for security video storage demanding continuous reliability and high capacity in multi-bay setups.

4TB capacity with CMR for surveillance video storage
180TB/year workload, up to 16 bays support
WD AllFrame tech reduces dropped frames
SATA 6 Gb/s, 3.5-inch form factor
0°C to 65°C operation, tarnish-resistant
5400 RPM class for reliable 24x7 use

Expedited and overnight shipping options are available at checkout, priced by destination and service.
Purchase orders accepted from qualified institutions.
Refunds within 14 days and replacements within 30 days of delivery with an RMA (25% restocking fee on customer-initiated returns), and every part carries our Standard 30-Day Warranty - see our return policy or contact US IT Hardware.

Featuring

Manufacturer part #	WD44PURZ
Brand	Western Digital
Condition	New
Model	WD44PURZ
Capacity	4TB
Technology	WD AllFrame technology for reduced dropped frames in surveillance
Product Line	WD Purple
Product Type	Surveillance Hard Drive
Workload Rate	Up to 180TB/year
Supported Bays	Up to 16 bays
Annual Workload	180TB/year

Compatible systems

Designed for mainstream surveillance systems including NVRs; specific models not listed in sources

Best for

Surveillance DVR
Optimized for 24x7 video recording with WD AllFrame technology reducing dropped frames and 180TB/year workload supporting continuous operation in DVR systems up to 16 bays.
NVR Systems
Supports up to 16 bays with tarnish-resistant components for reliable performance in multi-drive NVR environments handling vibration and heat fluctuations.
Security Video Storage
4TB CMR capacity at 5400 RPM class with SATA 6 Gb/s interface ensures efficient storage for high-resolution surveillance footage in enterprise setups.
Multi-Bay Servers
Engineered for 0°C to 65°C operation, providing stability in dense server configurations for long-term video archiving.

Frequently asked questions

What is the workload rating of the WD44PURZ?

Details

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4TB SATA Hard Drives 3.5-inch SATA Hard Drives Enterprise SATA Hard Drives 4TB Enterprise Hard Drives

Transfer Rate	up to 175MB/s
Disk Speed (RPM)	5700 RPM

Media Type	Conventional Magnetic Recording (CMR)
Performance Class	5400 RPM Class

WD WD44PURZ 4TB 5400RPM SATA Surveillance Drive

Product overview

Featuring

Compatible systems

Best for

Frequently asked questions

Details

Shipping, warranty & returns

Customer reviews

Physical Characteristics

Interface/Ports

Drive Performance

Media & Performance

Weight & Dimensions

Compliance Standards

Environmental Condition

Storage Temperature	-40°C to 70°C
Operating Temperature	0°C to 65°C on base casting

WD WD44PURZ 4TB 5400RPM SATA Surveillance Drive

Product overview

Featuring

Compatible systems

Best for

Frequently asked questions

Details

Shipping, warranty & returns

Customer reviews

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Physical Characteristics

Interface/Ports

Drive Performance

Media & Performance

Weight & Dimensions

Compliance Standards

Environmental Condition