Western Digital Red WD30EFRX 3000GB / 3TB NAS SATA Drive

Western Digital Part #/MPN: WD30EFRX

DiscTech Item #: WDC-WD30EFRX-BN-3Y

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Enterprise Grade

Capacity: 3TB

Speed: 5,400RPM

Interface Types: SATA

Form Factor: 3.5inx1.0in LFF Hard Drive

Sector Size: 512 / 512e

Electrical Interface: SATA 600 - 6.0Gbps

On-Board Cache: 64MB

Western Digital Red WD30EFRX 3000GB / 3TB NAS SATA Hard Drive - Brand New

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  n 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  nd manufactured to be a more reliable and robust solution. The secret is in the technology–NASwarebAdvanced firmware technology built into every WD Red drive, enables seamless integration, robust data protection and optimal performance for systems perating 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 pan, and degrade the performance over time.


This drive is compatible with all of our 3.5" SATA trays.

Series Overview WD30EFRX
InterfaceSATA 6 Gb/s
Formatted capacity

3,000,592 MB

User sectors per drive


Advanced Format (AF)


SATA latching connector


Form factor


RoHS compliant


Data transfer rate Buffer to host (max)6 Gb/s
Host to/from drive (typical) 145 MB/s
Rotational speed (RPM) IntelliPower
Reliability/Data Integrity
Load/unload cycles 600,000
Non-recverable read errors per bits read <1 in 1014
MTBF (hours) 1,000,000
Power Management
12VDC (A, peak) 1.73
Average power requirements (W)  
Environmental Specifications
Operationg Temperature 0 to 70oC
Non-operating-40 to 70oC
Shock (Operating 2 ms, read/write) 30 Gs
Shock (Operating 2 ms, read) 65 Gs
Shock (Non-operating 1 ms) 350 Gs
Acoustics (Idle) 23 dB
Acoustics (Seek) 24 dB
Physical Dimensions
Height (in./mm, max) 1.028/26.1
Length (in./mm, max) 5.787/147
Width (in./mm, ± .01 in.) 4/101.6
Weight (lb./kg, ± 10%) 1.40/0.64

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ROHS Compliant

Weight: 1.8 lb

Warranty: 3 Year Manufacturer

Brand New

Condition Levels Explained

The product is brand new.

3 Year Manufacturer Warranty

Product Warranties Explained

The product has a manufacturer warranty for the time period specified.