Nas drive memory capacity 4 tb form factor 35 inch rpms 7 200 rpm buffer 128 mb bus sata iii sata 600 series seagate enterprise capacity mtbf 2 000 000 hours technologies halogen free powerchoice sector size 512b sectors manufacturers guarantee 60 months power consumption operating 95 watt power consumption idle 5 watt shock resistance operating 70 g shock resistance non operating 250 g vibration resistance non operating 5 g height