WD Purple 4TB 3.5" SATA Internal HDD 5400RPM 256MB Cache | WD43PURZ

The Western Digital Purple WD43PURZ is a 4TB 3.5-inch internal SATA hard drive engineered for surveillance and security systems. With a 5400 RPM speed, 256MB cache, and SATA 6Gb/s interface, it ensures reliable performance for continuous 24×7 video recording. Designed with AllFrame™ technology, the WD Purple reduces frame loss, improves video playback, and supports up to 64 HD cameras. Optimized for surveillance workloads, it provides durability, efficiency, and dependable operation in DVR and NVR environments.

• Capacity: 4TB
• Form Factor: 3.5-inch
• Interface: SATA 6Gb/s
• Cache: 256MB
• Speed: 5400 RPM
• Model: Purple
• MPN: WD43PURZ
• Best for: Surveillance systems, DVRs, NVRs, and 24×7 video recording