NAS Hard Drives
WD Red
Features:

Interface:
SATA 6 Gb/s
Capacity:
1 TB - 3 TB
The right choice!

No other drive is designed specifically for home and small office NAS systems.

NAS compatibility.
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.
The secret is in the technology.
WD?s exclusive NASware technology improves NAS storage performance by reducing common hard drive concerns in NAS systems including concerns for things like compatibility, integration, upgrade ability, reliability and cost of ownership that are experienced with a hard drive designed for desktop computers.
Exclusive NASware technology.
Our exclusive technology, NASware™, makes WD Red thrive in the demanding small-NAS environment.

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 multidrive system, reduce the hard drive life span, and degrade the performance over time.
Enhanced reliability.
Your NAS systems is always on, a highly reliable drive is essential. 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.
Energy efficient and money saving.
We keep power consumption low which keeps your NAS system happy and your wallet, too.

Energy efficient.
Reduce your electricity bill and carbon footprint with WD Red drives. Innovative technology reduces power consumption and lowers the operating temperature, resulting in a more reliable and affordable solution for always on 24x7 NAS environments.
Premium support.
Exclusively for WD Red drive customers, our free dedicated 24/7 support line is available in English. Other regional support hours vary.
Need help?
We?ll keep our dedicated premium support lines open 24/7 with experts who have the answers your questions.

Longer warranty coverage.
The WD Red drive is backed by a 3-year limited warranty for greater peace of mind.
Ideal for.
Specifically designed and tested for small office and home office, 1-5 bay NAS systems.
Power of Choice

More products. More options. More solutions. More you.
Your digital life is unique and you need a family of internal hard drives that are as individual as you are.
WD offers more than a one-size-fits-all hard drive. WD offers you choice. And that?s a powerful thing.

WD Blue
Solid performance and reliability for everyday computing.
WD Blue hard drives deliver solid performance and reliability for desktops PCs, external enclosures and for certain industrial applications.

WD Black
Maximum performance for power computing.
WD Black hard drives are designed for enthusiasts and creative professionals looking for leading-edge performance.

WD Green
Cool, quiet operation for efficient eco-conscious computing.
WD Green hard drives are designed for use as secondary drives in PCs, for external enclosures and other applications for which low noise and low heat are beneficial.

WD Red
The new color of NAS.
WD Red hard drives are designed and tested for compatibility in the unique 24x7 operating environment and demanding system requirements of home and small office NAS.
WD Red 2 TB Hard Drive for NAS ( WD20EFRX)
Product Specifications
Interface SATA 6 Gb/s
Performance Specifications
Rotational Speed IntelliPower *
Buffer Size 64 MB
Transfer Rates
Buffer To Host (Serial ATA) 6 Gb/s (Max)
Physical Specifications
Formatted Capacity 2,000,398 MB
Capacity 2 TB
User Sectors Per Drive 3,907,029,168
Performance Specifications
Target Performance
MTBF 1,000,000 hours
Physical Dimensions
English
Height 1.028 Inches
Depth 5.787 Inches
Width 4.00 Inches
Weight 1.40 Pounds
Metric
Height 26.1 mm
Depth 147 mm
Width 101.6 mm
Weight 0.635 kg
Environmental Specifications
Shock
Operating Shock (Read) 65G, 2 ms
Non-operating Shock 250G, 2 ms
Acoustics
Idle Mode 23 dBA (average)
Seek Mode 0 24 dBA (average)
Temperature (English)
Operating 32 F to 158 F
Non-operating -40 F to 158 F
Temperature (Metric)
Operating -0 C to 70 C
Non-operating -40 C to 70 C
Humidity
Operating 5-95% RH non-condensing
Vibration
Operating 0.004 g/Hz (10 to 300 Hz)
Non-operating 0.05 g/Hz (10 to 300 Hz)
Operating
Linear 20-300 Hz, 0.75G (0 to peak)
Electrical Specifications
Current Requirements
12 VDC
Read/Write 250 mA
Idle 230 mA
Standby 7 mA
Sleep 7 mA
5 VDC
Read/Write 280 mA
Idle 260 mA
Standby 105 mA
Sleep 105 mA
Power Dissipation
Read/Write 4.40 Watts
Idle 4.10 Watts
Standby 0.60 Watts
Sleep 0.60 Watts