Capacity1 4tb
product specifications model number wd43purz
interface sata 6 gb/s
formatted capacity 4tb
form factor 3.5-inch
advanced format (af) yes
recording technology cmr
rohs compliant2 yes
product features maximum drive bays supported 16
camera support3 up to 64 hd
firmware feature name allframe
tarnish resistant components yes
performance interface transfer rate (max) buffer to host4 6 gb/s
host to / from drive5 180mb/s
cache (mb)1 256mb
reliability/data integrity load/unload cycles6 300,000
annualized workload rating8 (tb/year) 180 tb/year
non-recoverable read errors per bits read 1 in 1014
mtbf9 1,000,000
limited warranty 7 (years) 3 years
power management average power (w) read/write 4.7 w
idle 4.3 w
standby/sleep 0.3 w
environmental specifications temperature operating 0°c to 65°c
non-operating -40°c to 70°c
shock operating (2 ms, read/write) 30g
operating (2 ms, read) 65g
non-operating (2 ms) 250g
acoustics (dba) idle dba 23
seek (average) dba 27
physical dimensions height (max) (in / mm) 1.028 / 26.1
length (max) (in / mm) 5.787 / 147
width (± .01 in.) (in / mm) 4 / 101.6
weight (± 3% ) (lb / kg) 1.26 / 0.57
