The Synology HAT5320-20T is an enterprise-grade 3.5" hard drive designed specifically for the demanding workloads of Synology NAS systems. With a massive 20 TB capacity, it provides ample space for large-scale data storage, utilizing Conventional Magnetic Recording (CMR) technology to ensure consistent performance during heavy write operations. This drive is built for continuous 24/7 operation in professional environments, featuring a spindle speed of 7200 RPM and a sustained data transfer rate of up to 281 MB/s. Its SATA-3 interface allows for efficient communication with the system, while the RAID-safe design helps maintain data integrity across large arrays. Weighing 720 g and measuring 147 mm in length, it fits standard enterprise bays and is ideal for businesses that need reliable, high-capacity storage for their critical infrastructure.