Western Digital Purple (WD44PURZ) 4TB 5400RPM 128MB 3.5" SATA Hard Drive

If your security system drops frames or loses footage during a busy day, you need storage that can keep up with nonstop recording. The Western Digital Purple (WD44PURZ) 4TB 5400RPM 128MB 3.5" SATA Hard Drive is built for 24-hour surveillance, giving you reliable, high-capacity space that never misses a moment.

Western Digital Purple (WD44PURZ) 4TB 5400RPM 128MB 3.5" SATA Hard Drive - the answer to constant video recording

Surveillance cameras generate a massive amount of data, especially when you run multiple HD streams around the clock. Conventional desktop drives can overheat or fail under that load, leaving gaps in your security footage. This drive is engineered to operate in high-temperature, vibration-rich environments, so you can trust that every frame is captured and stored without interruption. Its design specifically targets the demands of modern DVR and NVR systems, providing a seamless, worry-free solution for continuous video capture.

Usages of Western Digital Purple (WD44PURZ) 4TB 5400RPM 128MB 3.5" SATA Hard Drive

Ideal for a range of surveillance setups, this drive fits wherever reliable video storage is required.

• Home or small-business security systems with up to 64 HD cameras
• Enterprise NVR racks that need 8-bay or larger compatibility
• Outdoor or industrial monitoring stations exposed to temperature swings
• Multi-stream recording environments that handle several video feeds per camera

Key Features of Western Digital Purple (WD44PURZ) 4TB 5400RPM 128MB 3.5" SATA Hard Drive

• Capacity: 4 TB. Provides ample room for weeks of high-definition footage.
• Speed: 5400 RPM. Balances power consumption with steady data flow for video streams.
• Buffer Size: 128 MB. Helps smooth write operations during busy recording periods.
• Interface: SATA 6Gb/s. Ensures fast data transfer to your recorder.
• Form Factor: 3.5". Fits standard 3.5-inch drive bays in most NVR/DVR chassis.
• MTBF: 1,000,000 hours. Guarantees long-term reliability for continuous operation.
• Workload Rating: 180 TB/year. Handles three times the demand of typical desktop drives.
• Temperature Range: 32 °F - 149 °F operating. Stands up to the heat generated by packed camera rigs.
• AllFrame™ Technology: Reduces frame loss. Improves playback quality across all streams.
• Warranty: 3-year limited. Backed by Western Digital’s support for peace of mind.

Benefits of Western Digital Purple (WD44PURZ) 4TB 5400RPM 128MB 3.5" SATA Hard Drive

You gain uninterrupted video capture, even when cameras run nonstop, because the drive is built for 24-hour use and tolerates heat and vibration. The large 4 TB capacity means you can store weeks of footage without frequent overwrites, reducing maintenance time. AllFrame™ technology minimises dropped frames, so playback is smooth and evidence remains clear. With a 1 million-hour MTBF and a three-year warranty, you enjoy confidence that your security system will stay operational when you need it most.

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