formatted capacity (512 bytes/sector) 4000gb (4tb)
guaranteed sectors 7,814,037,168
heads 4
disks 2
bytes per sector (emulated at 512-byte sectors) 4096 (physical)
default sectors per track 63
default read/write heads 16
default cylinders 16,383
recording density 2197 kb/in
track density (avg) 540 ktracks/in
areal density (avg) 1186 gb/in2
cache buffer 256mb
height 20.20mm / 0.795 in (max)
width 101.6mm (± 0.25) / 4.0 in (± 0.010)
length 146.99mm / 5.787 in (max)
voltage tolerance (including noise) 5v ±5% 12v ±10%
non-operating (ambient °c) –40° to 70°