Western Digital WDH2U20000N Datasheet

Brand: Western Digital

Model: WDH2U20000N

Category: External hard drives

Type: Datasheet

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Western Digital WDH2U20000N offers secure data storage with its dual-drive system and RAID mirroring. Set up automatic backups to keep your files safe. It operates quietly, uses less power, and features a fan-less design for efficient cooling.

The perfect backup system for your irreplaceable data,

WD’s My Book Mirror Edition dual-drive storage system

offers RAID-based continuous data protection and user-

serviceability. It is the storage solution of choice for

photographers, home users, small offices, and anyone

looking for extra assurance that their data is safe.

• RAID mirroring – This system automatically and continuously

duplicates your data. If one drive in this two-drive system ever

fails, the system continues to run and your data is safe. How’s

that for peace of mind?

• Automatic backup software – Back up your computer—just set it

and forget it. Every time you save a change it's backed up and then

mirrored on the second drive for the ultimate in data protection.

• Cooler, quieter, eco-friendlier – Designed to use only WD

drives with GreenPower

™

technology, this system, with its

efficient convection cooling architecture, fan-less design, and

power-saving mode, is reliably cool, remarkably quiet, and

consumes up to 33% less power* than standard systems.

My Book

Mirror Edition

Dual-drive with RAID Mirroring

Automatic Backup Software

Cooler, Quieter, Eco-friendlier

™

The Safest Place

for Your Data

Dual-drive Storage System

“In my field, staying on top

requires keeping 100% of my

clients’ critical data secure.”

–Thomas Kim

Tax Accountant

* Tests based on comparison between a 1 TB dual-drive system using 7200 RPM drives and a 1 TB dual-drive system

using WD's GreenPower drives.

Interface

USB 2.0

Dimensions

Height: 6.54 in (166 mm)

Depth: 6.06 in (154 mm)

Width: 3.87 in (98 mm)

Weight: 5.2 lb (2.63 kg)

System Compatibility

Windows

2000/XP/Vista

Mac

OS X 10.4.11+, 10.5.2+

Compatibility may vary depending on user’s

hardware configuration and operating system.

Capacities and Model Numbers

1 TB WDH2U10000

2 TB WDH2U20000

Limited Warranty

3 years

Kit Contents

Dual-drive storage system

USB cable

AC adapter

Software CD

Quick Install Guide

Product Specifications

Data transfer rate

480 Mb/s

(maximum)

Temperature:

Operating 5°C to 35°C

41 F to 95 F

Non-operating -20°C to 65°C

-4 F to 149 F

Western Digital, WD, the WD logo, Put Your Life On It and My Book are registered trademarks in the U.S. and other countries; Mirror Edition and GreenPower are trademarks of

Western Digital Technologies, Inc. Other marks may be mentioned herein that belong to other companies. Pictures shown may vary from actual products. Not all products may be

available in all regions of the world. All product and packaging specifications subject to change without notice. The term of your limited warranty is for 3-years, unless otherwise

required by law. Please visit our web site at support.wdc.com/warranty for the detailed terms and conditions of our limited warranty.

One gigabyte (GB) = one billion bytes. One terabyte (TB) = one trillion bytes. Total accessible capacity varies depending on operating environment.

RAID 0 (striped) accesses the full capacity of the drives. RAID 1 (mirrored) accesses half of the total capacity for data protection.

Here are some examples of how much you can store.

4178-705018-A00 May 2008

Photos

Hours DVD

Songs

142,000 285,000 285,000 570,000

220 440 440 880

125,000 250,000 250,000 500,000

up to

or or

up to

oror

Examples of the number of photos, songs, videos and any other files that can be stored on a hard drive are provided for illustrative purposes only. These

numbers reflect a dual drive storage system using the full capacity (RAID 0). Your results will vary based on file size and format, settings, features,

software and other factors.

My Book Mirror Edition

Dual-drive Storage System

A USB 2.0 host and USB 2.0 certified cable are required to

obtain Hi-Speed USB Performance.

Your data

saved.

Your data

saved

again.

RAID 1 (Mirrored)

This system automatically