Western Digital interni HDD Red™ Plus NAS (CMR) 4TB, 3.5", SATA, WD40EFPX

Features
24/7 operation: Yes
Workload rate limit: 180 TB/year
HDD capacity: 4 TB
Noise level (idle): 23 dB
HDD size: 3.5"
Start/stop cycles: 600000
HDD speed: 5400 RPM
Advanced Format (AF): Yes
Component for: NAS
HDD interface transfer rate: 6 Gbit/s
Interface: Serial ATA III
Mean time between failures (MTBF): 1000000 h
Native Command Queuing (NCQ): Yes
Storage drive buffer size: 256 MB
Hotswap: No
Type: HDD

Power
Power consumption (standby): 0.3 W
Power consumption (idle): 3.1 W

Operational conditions
Storage temperature (TT): 40 70 C
Operating temperature (TT): 0 65 C
Nonoperating shock: 250 G
Operating shock: 70 G

Weight & dimensions
Height: 26.1 mm
Depth: 147 mm
Width: 101.6 mm
Weight: 570 g