Seagate 4TB Barracuda 5400 RPM

Formatted capacity (512 bytes/sector)**

4000GB (4TB)

Guaranteed sectors

7,814,037,168

Heads

4

Disks

2

Bytes per sector

4096

Default sectors per track

63

Default read/write heads

16

Default cylinders

16,383

Recording density (max)

2294 kB/in

Track density (avg)

540 ktracks/in

Areal density (avg)

1203 Gb/in

SATA interface transfer rate

600 MB/s

Maximum data transfer rate

190 MB/s

ATA data-transfer modes supported

PIO modes: 0 to 4

Multiword DMA modes: 0 to 2

Ultra DMA modes 0 to 6

Cache buffer

256MB

Height (max)

20.17mm / 0.794 in

Width (max)

101.6mm (± 0.25) / 4.0 in (± 0.010)

Length (max)

146.99mm / 5.787 in

Weight (typical)

490g / 1.08 lb

Average latency

6.0 ms

Power-on to ready (typ)

10.0s

Standby to ready (typ)

10.0s

Startup current (typical) 12V

2.0A

Voltage tolerance (including noise)

5V ±5%

12V ±10%

Non-Operating (Ambient °C)

–40° to 70°

Operating ambient temperature (min °C)

0°

Operating temperature (drive case max °C)

60°

Temperature gradient

20°C per hour max (operating)

30°C per hour max (non-operating)

Relative humidity

5% to 90% (operating)

5% to 95% (non-operating)

Relative humidity gradient (max)

30% per hour

Wet bulb temperature (max)

30°C max (operating)

40°C max (non-operating)

Altitude, operating

–304m to 3048m

(–1000 ft to 10,000 ft)

Altitude, non-operating

(below mean sea level, max)

–304m to12,192m

(–1000 ft to 40,000+ ft)

Operational shock (max)

80 Gs (read) / 70 Gs (write) at 2ms

Non-operational shock (max)

300 Gs at 2ms

Vibration, operating

10Hz to 22Hz: 0.25 Gs, Limited displacement

22Hz to 350Hz: 0.50 Gs

350Hz to 500Hz: 0.25 Gs

Vibration, non-operating

5Hz to 22Hz: 3.0 Gs

22Hz to 350Hz: 3.0 Gs

350Hz to 500Hz: 3.0 Gs

Idle

2.2 bels (typical)

2.4 bels (max

Seek

2.4 bels (typical)

2.7 bels (max)

Non-recoverable read errors

1 per 1015bits read

Load/unload cycles

600,000 at 25°C, 50% rel. humidity

Warranty

2 Years

Note

***Features, Price and specifications are subject to change without notice.