CAPACITY 20TB STANDARD MODEL NUMBER ST20000NT001 INTERFACE SATA 6GB/S FEATURES DRIVE BAYS SUPPORTED UNLIMITED RECORDING TECHNOLOGY CMR DRIVE DESIGN (AIR OR HELIUM) HELIUM WORKLOAD RATE LIMIT (WRL) 550 ROTATIONAL VIBRATION (RV) SENSORS YES CACHE (MB) 256 RELIABILITY/DATA INTEGRITY MEAN TIME BETWEEN FAILURES (MTBF HOURS) 2 500 000 NONRECOVERABLE READ ERRORS PER BITS READ MAX 1 PER 10E15 POWER-ON HOURS (PER YEAR) 8760 SECTOR SIZE (BYTES PER LOGICAL SECTOR) 512E RESCUE DATA RECOVERY SERVICES(YEARS) 3 LIMITED WARRANTY (YEARS) 5 PERFORMANCE SPINDLE SPEED (RPM) 7200 INTERFACE ACCESS SPEED (GB/S) 6.0 3.0 1.5 MAX. SUSTAINED TRANSFER RATE OD (MB/S) 285MB/S ROTATIONAL VIBRATION @ 10-1500 HZ (RAD/S) 12.5 POWER CONSUMPTION STARTUP CURRENT TYPICAL (12V A) 2.0 IDLE POWER AVERAGE (W) 5.5 AVERAGE OPERATING POWER (W) 7.7W STANDBY MODE TYPICAL (W) 1.0 SLEEP MODE TYPICAL (W) 1.0 POWER SUPPLY REQUIREMENTS +12 V AND +5 V ENVIRONMENTAL/TEMPERATURE OPERATING TEMPERATURE (AMBIENT MIN °C) 0 OPERATING TEMPERATURE (DRIVE REPORTED MAX °C) 65 NONOPERATING TEMPERATURE (AMBIENT MIN °C) -40 NONOPERATING TEMPERATURE (AMBIENT MAX °C) 70 ENVIRONMENTAL/ACOUSTICS VIBRATION NONOPERATING: 10HZ TO 500HZ (GRMS) 2.27 ACOUSTICS IDLE (TYPICAL MEASURED IN IDLE 1 STATE) (DBA) 20 ACOUSTICS SEEK (TYPICAL) (DBA) 26 ENVIRONMENTAL/SHOCK SHOCK OPERATING 2MS (READ/WRITE) (GS) 40/40GS SHOCK NONOPERATING 1MS AND 2MS (GS) 200 PHYSICAL HEIGHT (MM/IN)26.11MM/1.028IN WIDTH (MM/IN MAX)101.85MM/4.01IN DEPTH (MM/IN MAX)146.99MM/5.787IN WEIGHT (G/LB TYPICAL)670G/1.477LB
