Western Digital Corp. WD4001ABYS hard drive specifications

WD RE2 WD4001ABYS - hard drive - 400 GB - SATA-300

WD RE2 hard drives are the world's most reliable server-class SATA drives in the market. With 1.2 million hours MTBF, 3 Gb/s SATA technology, and best-in-class vibration tolerance, WD RE2 drives offer the best combination of superior reliability, high capacity, and optimum performance for enterprise applications.

Recommended software for Western Digital Corp. WD4001ABYS status and S.M.A.R.T. monitoring is ActiveSMART www.ariolic.com


Manufacturer
Western Digital Corp.

HDD Part Number
WD4001ABYS


Hard drive health monitoring software
ActiveSMART by Ariolic Software. Click to download ActiveSMART

General

Device Type
Hard drive - Internal hard drive

Width
4 in

Depth
5.8 in

Height
1 in

Weight
1.6 lbs

Hard Drive

Form Factor

Capacity
400 GB

Interface Type
Serial ATA-300

Buffer Size
16 MB

Features
Active Power Save, Native Command Queuing (NCQ), Time-Limited Error Recovery (TLER), Rotary Acceleration Feed Forward (RAFF)

Compliant Standards
S.M.A.R.T.

Performance

Drive Transfer Rate
300 MBps

Internal Data Rate
98 MBps

Seek Time
8.9 ms (average) / 21 ms (max)

Track-to-Track Seek Time
0.6 ms

Average Latency
4.2 ms

Spindle Speed
7200 rpm

Reliability

Mean time before failure
1,200,000 hour(s)

Storage Hard Drive / Non-Recoverable Errors
1 per 10^15

Start / Stop Cycles
50,000

Storage Controller

Type
None

Expansion / Connectivity

Interfaces
1 x Serial ATA-300 - 7 pin Serial ATA

Compatible Bays
1 x Internal - 3.5" x 1/3H

Compatible Slots
x None

Miscellaneous

Microsoft Certifications
Works with Windows Vista

Compliant Standards
RoHS

Manufacturer Warranty

Service & Support
5 years warranty

Service & Support Details
Limited warranty - 5 years

Environmental Parameters

Min Operating Temperature
41 �F

Max Operating Temperature
131 �F

Humidity Range Operating
5 - 95%

Shock Tolerance
250 g @ 1ms (non-operating)

Vibration Tolerance
0.75 g @ 20-300 Hz (operating) / 4 g @ 20-500 Hz (non-operating)

Sound Emission
28 dBA


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