Western Digital WD20EFRX Folheto

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WD Red
NAS Hard Drives
WD Red is the only hard drive designed for NAS systems 
that have 1-5 drive bays. The drives are designed and 
extensively tested for compatibility in the unique 24x7 
operating environment and demanding system requirements 
of home and small office NAS.
INTERFACE
SATA 6 Gb/s
WIDTH/HEIGHT
3.5-inch/1-inch
ROTATIONAL SPEED
IntelliPower™
CAPACITIES
1 TB to 3 TB
MODEL NUMBERS
WD30EFRX
WD20EFRX
WD10EFRX
Note: Not all products may be 
available in all regions of the world.
Product Features
NAS compatibility
WD eliminates the confusion. 
WD Red is the only hard drive 
designed for NAS systems that 
have 1 to 5 drive bays. The drives 
are designed and extensively tested 
for compatibility in the unique 24x7 
operating environment and 
demanding system requirements of 
home and small business NAS. 
Enhanced reliability
With a 35% MTBF improvement 
over standard desktop drives, the 
WD Red drive is designed and 
manufactured to be a more reliable 
and robust solution.
The secret is in the 
technology–NASware
Advanced firmware technology built 
into every WD Red drive, enables 
seamless integration, robust data 
protection and optimal performance 
for systems operating in NAS and 
RAID environments. 
Energy efficient
Innovative technology reduces 
power consumption and lowers the 
operating temperature, resulting in a 
more reliable and affordable solution 
for always on 24x7 NAS 
environments.
3D Active Balance Plus
Our enhanced dual-plane balance 
control technology significantly 
improves the overall drive 
performance and reliability. Hard 
drives that are not properly 
balanced may cause excessive 
vibration and noise in a multi-drive 
system, reduce the hard drive life 
span, and degrade the performance 
over time.
Longer warranty coverage
The WD Red drive is backed by a 
3-year limited warranty for greater 
peace of mind.
Premium support
Exclusively for WD Red drive 
customers, free dedicated 24x7 
support line.*
* Support outside of normal business hours is available in 
English only. Go to http://support.wdc.com for further 
details.
Applications
WD Red NAS hard drives are recommended for use in home and small office 1-5 bay NAS systems. For systems that use more than 5 bays or are rack mount 
solutions, please consider WD enterprise hard drives.*
* WD hard drives are designed and tested for use in specific applications and environments. This ensures that your hard drive is compatible with and functions properly in your application. Our 
hard drives are warranted against defects in materials and workmanship in the system for which they were designed. Use in systems other than for what the hard drive was designed could 
result in compatibility problems that affect proper function, unrelated to material and/or workmanship defects. For best results, be sure to select the appropriate product for your application 
by consulting our product spec sheets on our website at www.wd.com or by calling our customer support line where we would be happy to help you through the selection process.
The WD Advantage
WD puts our products through extensive Functional Integrity Testing (F.I.T) prior to any product launch. This testing ensures our products consistently meet the 
highest quality and reliability standards of the WD brand. WD also has a detailed Knowledge Base with more than 1,000 helpful articles as well as helpful software 
and utilities. Our customer support lines have longer operational hours to ensure you get the help you need when you need it. Our toll-free customer support lines are 
here to help or you can access our WD Support site for additional details.