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Synology 3.5” SAS HDD HAS5300

Hardware Specification

Capacity : 8 TB

Form Factor : 3.5″

Interface : SAS 12 Gb/s

Sector Size : 512e

Performance

Rotational Speed : 7,200 rpm

Interface Speed : 12.0 Gb/s, 6.0 Gb/s, 3.0 Gb/s, 1.5 Gb/s

Buffer Size : 256 MiB

Maximum Sustained Data Transfer Speed (Typ.) : 230 MiB/s

Reliability

Mean Time to Failure (MTTF) : 2.5 million Hours

Workload Rating : 550 TB Transferred per Year

Shock 

Operating : 686 m/s2 {70 G} (2 ms duration)

Non-operating : 2,450 m/s2 {250 G} (2 ms duration)

Altitude

Operating : -305 m to 3,048 m

Non-operating : -305 m to 12,192 m

Ralative Humidity

Operating : 5% to 90% R.H. (No condensation)

Non-operating : 5% to 95% R.H. (No condensation)

Others 

Size (Height x Width x Depth) : 26.1 mm x 101.85 mm x 147 mm

Features

Performance : Up to 281 MB/s sustained data transfer2

Optimization : Up to 27% faster drive repair in Synology NAS3

Reliability : Rated for 2.5 million hours MTTF

Updates : One-click drive firmware updates through DSM