HDD 3.5″ 4TB Western Digital WD Red Plus NAS SATA3 128MB WD40EFZX

Mfr Part Number: WD40EFZX
Capacity: 4 TB
Rotational Speed: 5400 RPM
Cache: 128 MB
Interface: SATA 6Gb/s
Interface speed: 6 Gb/s
Internal transfer rate: up to 175 MB/s
Recording Technology: CMR
Shock:
Operating: 70Gs @ 2ms (read/write); 70Gs @ 2ms (read)
Non-operating: 300Gs @ 2ms
Acoustics:
Idle Mode: 23 dBA
Seek Mode: 27 dBA (average)
Power Management:
12VDC-/+10% (peak): 1.75 A
Read/Write: 4.8 W
Idle: 3.1 W
Standby and Sleep: 0.4 W
Form Factor: 3.5 inch
MTBF: 1,000,000 hours
Dimensions (WxLxH): 101.6 x 147.0 x 26.1 mm
Weight: 1.32 lbs / 0.57 kg
RoHS Compliant