Engineered for top performance and reliability in Synology systems. Unmatched integration with DSM and Synology hardware enable HAS5300 SAS hard drives to reliably deliver class-leading performance in enterprise deployments. HAS5300 drives have passed 200,000 hours of rigorous testing on Synology hardware, feature a 2.5M-hour MTTF, and are covered by Synology's 5-year limited warranty1. Performance Up to 274 MB/s sustained data transfer2 Optimization Up to 27% faster drive repair in Synology NAS3 Durability Rated for 2.5 million hours MTTF Updates Firmware updates through DSM Enterprise-ready The HAS5300 series drives leverage the low-latency SAS protocol. When paired with high-performance and highly scalable Synology SA or UC series solutions, they ensure that mission-critical workloads always have access to dependable and fast storage. Back to peak performance faster Building on two decades of storage expertise, Synology HAS5300 drives run on firmware optimized for critical workloads that matter.