harddisk enterprise สำหรับ Server เพื่อทำ Raid
3TB, 7200RPM, 64MB CACHE, SATAIII(6GB/s), RAID EDITION4
Replace Model :
WD30EFRX
Seagate model:
ST3000VN007
ST3000VX009
WD Re
Datacenter Capacity HDD
Durable capacity storage for high-availability deployments
WD Re datacenter hard drives offer up to 4 TB capacities and are
available with SAS or SATA interface. With the highest error tolerance
and MTBF of any capacity-optimized drive, WD Re delivers the
durability and 24x7x365 reliability required in tightly packed vibration
prone multi-drive systems. The combination of high-capacity, peak
performance and robust design make WD Re drives ideal for heavy
workload environments, cloud storage, RAID arrays, external storage
arrays, data warehousing and mining applications.

Product Specifications |
 |
 |
Interface |
SATA 6 Gb/s |
 |

Performance Specifications |
 |
 |
Rotational Speed |
7,200 RPM (nominal) |
 |
Buffer Size |
64 MB |
 |
Load/unload Cycles |
600,000 minimum |
 |
Transfer Rates |
 |
Buffer To Host (Serial ATA) |
6 Gb/s (Max) |
 |

Physical Specifications |
 |
 |
Capacity |
3 TB |
 |
User Sectors Per Drive |
5,860,533,168 |
 |

Physical Dimensions |
 |
English |
 |
Height |
1.028 Inches |
 |
Depth |
5.787 Inches |
 |
Width |
4.00 Inches |
 |
Weight |
1.66 Pounds |
 |
Metric |
 |
Height |
26.1 mm |
 |
Depth |
147 mm |
 |
Width |
101.6 mm |
 |
Weight |
0.75 kg |
 |

Power Management |
 |
 |
Read (Peak Watts) |
9.70 Watts |
 |
Write (Peak Watts) |
9.50 Watts |
 |

Environmental Specifications |
 |
Shock |
 |
Operating Shock (Read) |
30G, 2 ms |
 |
Non-operating Shock |
300G, 2 ms |
 |
Acoustics |
 |
Idle Mode |
31 dBA (average) |
 |
Seek Mode 0 |
34 dBA (average) |
 |
Temperature (English) |
 |
Operating |
41° F to 131° F |
 |
Non-operating |
-40° F to 158° F |
 |
Temperature (Metric) |
 |
Operating |
5° C to 55° C |
 |
Non-operating |
-40° C to 70° C |
 |

Electrical Specifications |
 |
Current Requirements |
 |
Power Dissipation |
 |
Read/Write |
10.40 Watts |
 |
Idle |
8.60 Watts |
 |

Compatibility |
 |
Operating System |
 |
Compatibility |
Windows/Mac |