WD Purple Pro 8 TB Surveillance SATA HDD – Model WD8001PURP – High‑Capacity 3.5″ 7200 RPM Storage Recommend
10TB SAS HDD 7.2K 3.5" Hard Drive for R720 3.5-inch Internal Surveillance Hard Disk Drive nas Recommend
8TB HDD Disco Duro 7200RPM SAS SATA 3.5-inch Internal Surveillance Hard Disk Drive nas Recommend
Solid state external hard drive high performance DELL 1TB 7.2K RPM SAS 2.5 inch HDD 1TB Recommend