Western Digital WD4000AAJS 400GB SATA Hard Drive
ราคายังไม่รวม ภาษีมูลค่าเพิ่ม 7%:
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Warranty WESTERN DIGITAL:
ให้คำปรึกษา และบริการหลังการขาย
รับประกันสินค้า 3 ปี
ติดต่อสอบถามราคา พิเศษ
SALE (095-675-8034)
รับจัดหาอุปกรณ์ Server / Storage และทำ MA
Email [email protected] Office 02-460-9200
Capacity : 400GB
Formatted Capacity : 400,088 MB
Used Sectors Per Drive : 781,422,768
Interface : 300 MB/s Serial ATA 2.0 (backwards compatible with Serial ATA 1.0)
Bytes Per Sector : 512
Dedicated Landing Zone : Yes
Actuator Latch/Auto Park : Yes
Data Transfer Rate (maximum) - Buffer to Host : 300 MB/s max
Average Read Seek : 8.9 ms (average)
Track-to-track Seek : 2.0 ms (average)
Full Stroke Read Seek : 21 ms (average)
Average Latency : 4.2 ms
Rotational Speed : 7200 RPM
Read Cache : Adaptive
Write Cache : Yes
Buffer : 8 MB
Drive Ready Time : 9.0 sec average
Start/Stop Cycles : 50,000 min
LBA support : Yes
Height : 1.028 in (25.4 mm) max)
Length : 5.787 in (147.0 mm) max
Width : 4.0 in (101.6 mm) ± .01 in.
Weight : 1.32 lb (0.60 kg) ± 10%
Read/Write - 12 V (± 10%) - 5V(± 5%) - Power : 450 mA 800 mA 9.50 W
Idle - 12 V (± 10%) - 5V(± 5%) - Power : 430 mA 730 mA 8.75 W
Standby - 12 V (± 10%) - 5V(± 5%) - Power : 20 mA 270 mA 1.60 W
Sleep - 12 V (± 10%) - 5V(± 5%) - Power : 20 mA 250 mA 1.50 W
Shock - Operating (2ms) - Non-operating (2ms) - Half sine wave measured in 2 ms : 65G 250G duration, measured withough isolation
Vibration Operating - Random - Linear Non-operating - Linear : 0.004 g2 / Hz (10 to 300 Hz) 20-300 Hz, 0.75G (0 to peak) 5-20 Hz, 0.195 inches (dbl amp) 20-500 Hz, 4G (0 to peak)
Operating Temperature and Humidity - Temperature - Humidity - Thermal Gradient : 5°C to 55°C (41°F to 131°F) 5-95% RH non-condensing 20°C/hour (maximum)
Non-Operating Temperature and Humidity - Temperature - Humidity - Thermal Gradient : -40°C to 65°C (-40°F to 149°F) 5-95% RH non-condensing 30°C/hour (maximum)
Acoustics (average) - Idle Mode - Seek Mode 0 - Seek Mode 3 : 26 dBA 31 dBA 27 dBA