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WD Red WD10EFRX 1TB SATA III Intellipower 64MB Cache 3.5" Desktop Internal Hard Drive - WD10EFRX

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5 out of 5
Total Reviews
Overall Satisfaction
Ease of Use

This hard is fast and quite.

-Anonymous quote

Very good HD

on 4/21/2013

This hard is fast and quite.

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Great to work with.

on 7/17/2013

No issues

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Product Overview

The right choice!
No other drive is designed specifically for home and small office NAS systems.

Exclusive NASware technology.
Our exclusive technology, NASware™, makes WD Red thrive in the demanding small-NAS environment.

Energy efficient and money saving.We keep power consumption low which keeps your NAS system happy and your wallet, too.

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.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.

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.

Longer warranty coverage.
The WD Red drive is backed by a 3-year limited warranty for greater peace of mind.

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.

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.

Premium support.
Exclusively for WD Red drive customers, our free dedicated 24/7 support line is available in English. Other regional support hours vary.

Ideal for.
Specifically designed and tested for small office and home office, 1-5 bay NAS systems.


Manufacturer Western Digital
Mfg Part# WD10EFRX
SKU 233575020
UPC 718037799650
UPC 14 00718037799650
Product Guide Click Here for More Hard Drive Deals!
Tech Specs
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: 1,000,204 MB
Capacity: 1 TB
User Sectors Per Drive: 1,953,525,168
Performance Specifications
MTBF: 1,000,000 hours
Physical Dimensions
Height: 1.028 Inches
Depth: 5.787 Inches
Width: 4.00 Inches
Weight: 0.99 Pounds
Environmental Specifications
Operating Shock (Read): 65G, 2 ms
Non-operating Shock: 350G, 2 ms
Idle Mode: 21 dBA (average)
Seek Mode: 0 22 dBA (average)
Operating: 32° F to 158° F
Non-operating: -40° F to 158° F
Operating (Humidity): 5-95% RH non-condensing
Operating (Vibration): 0.004 g²/Hz (10 to 300 Hz)
Non-operating (Vibration): 0.05 g²/Hz (10 to 300 Hz)
Linear: 20-300 Hz, 0.75G (0 to peak)
12 VDC Electrical Specifications
Read/Write: 190 mA
Idle: 180 mA
Standby: 7 mA
Sleep: 7 mA
5 VDC Electrical Specifications
Read/Write: 280 mA
Idle: 215 mA
Standby: 105 mA
Sleep: 105 mA
Power Dissipation
Read/Write: 3.70 Watts
Idle: 3.20 Watts
Standby: 0.60 Watts
Sleep: 0.60 Watts

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Recent Product Reviews

Great to work with. on Jul 17, 2013

Very good HD on Apr 21, 2013