WD Ultrastar 3.5-inch SATA 6Gb/s 4TB Enterprise HDD

The WD Ultrastar 3.5-inch SATA 6Gb/s 4TB Enterprise HDD delivers uncompromising performance for demanding storage environments. As part of Western Digital's professional-grade storage solutions, this drive is engineered for enterprise servers, business-critical applications, surveillance analytics, and industrial systems where reliability is paramount.

Built with 5th generation HelioSeal technology, this drive offers exceptional capacity, power efficiency, and durability in high-workload scenarios. With a 550TB/year workload rating, it's designed to operate 24/7 in the most intense data environments. The dual-stage actuator head positioning system ensures precise tracking while RVS (Rotational Vibration Safeguard) technology actively compensates for vibrations to maintain consistent performance.

Key Features:

• 7200 RPM performance with 256MB cache for responsive data access
• Real-time read/write head height adjustment for optimal operation
• Enterprise-class reliability with extensive pre-deployment testing
• SATA 6Gb/s interface for broad compatibility

Each drive undergoes rigorous testing to meet Western Digital's high standards, giving you confidence in your storage infrastructure. Whether you're managing enterprise data centres, CCTV systems, or high-availability applications, the Ultrastar series provides the robust foundation your business demands.