Synology HAT5300 12TB 3.5" 7200rpm SATA HDD; Designed for 24/7 environments
Series: HAT5300-12T Synology. Up to 274 MB/s sustained data transfer, Up to 23% faster sequential read in Synology NAS. Connectivity: SATA. 2.5 million hours MTTF, up to 550 TB per year workload. Hard Drive Capacity: 12 TB.