WD-WD40EFRX Ổ cứng RED chuyên dụng cho thiết bị lưu trữ NAS HDD 4TB

WD Red 4TB HDD Specifications

• Model number: WD40EFRX
• Interface: SATA 6 Gb/s
• Formatted capacity: 4TB
• Form factor: 3.5-inch
• Advanced Format (AF): Yes
• RoHS compliant: Yes
• Data transfer rate (max)
• Interface speed: 6 Gb/s
• Internal transfer rate: 150 MB/s
• Cache (MB): 64
• Rotational speed (RPM): IntelliPower
• Load/unload cycles: 300,000
• Non-recoverable read errors per bits read: <1 in 1014
• MTBF (hours): 1,000,000
• Limited warranty (years): 3
• 12VDC ±10% (A, peak): 1.75
• 5VDC ±10% (A, peak): -
• Average power requirements (W)
  • Read/Write: 4.5
  • Idle: 3.3
  • Standby/Sleep: 0.4
• Temperature (°C)
  • Operating: 0 to 70
  • Non-operating: -40 to 70
• Shock (Gs)
  • Operating (2 ms, read/write): 30
  • Operating (2 ms, read): 65
  • Non-operating (2 ms): 250
• Acoustics (dBA)
  • Idle: 25
  • Seek (average): 28
• Height (in./mm): 1.028/26.1
• Length (in./mm): 5.787/147
• Width (in./mm, ± .01 in.): 4/101.6
• Weight (lb./kg, ± 10%): 1.50/0.68