WD Ultrastar DC HA340 Data Center 3.5” SATA HDD – 4TB WUS721204BLE6L4

The WD Ultrastar DC HA340 is a high-performance 4TB enterprise-grade hard drive engineered for demanding data center environments. This 3.5″ SATA drive delivers exceptional reliability with a 2.5 million hour MTBF rating and supports workloads up to 550TB annually. Key features include advanced vibration protection, enhanced error correction, and optimized power efficiency for reduced operational costs. The drive operates at 7200 RPM with 256MB cache, providing consistent performance for cloud storage, surveillance systems, and enterprise applications. Built with WD’s proven HelioSeal technology and backed by a 5-year warranty, the HA340 offers superior data integrity, reduced downtime, and cost-effective scalability for mission-critical storage infrastructure.