Western Digital RED WD40EFRX 4TB 64MB Cache 3.5" NAS SATA

Western Digital Part #/MPN: WD40EFRX

DiscTech Item #: WDC-WD40EFRX-BN-OE


$162.00
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$162.00

Capacity: 4TB

Speed: 5,400RPM

Interface Types: SATA

Form Factor: 3.5inx1.0in LFF Hard Drive

Sector Size: 512 / 512e

Sustained Throughput: 171

Electrical Interface: SATA 600 - 6.0Gbps

On-Board Cache: 64MB

Western Digital RED WD40EFRX 4TB  64MB Cache 3.5" NAS SATA 6 Gb/s - Brand New


WD Red is designed specifically for small NAS systems that have 1 to 8 drive bays. The drives are designed and extensively tested for compatibility in the unique 24x7 operating environment and for the demanding system requirements of home and small office NAS.

Storage for 1 to 8 bay NAS solutions - WD Red is designed specifically for NAS systems that have 1 to 8 drive bays in both 3.5-inch and 2.5-inch form factors. The drives are designed and extensively tested for compatibility in the unique 24x7 operating environment and for the demanding system requirements of home and small office NAS.

NASware grows to 3.0 - WD Red now supports small NAS systems from 1 to 8 bays thanks to NASware 3.0, which further improves drive compatibility and reliability. At 48 TB of total capacity in an 8 bay system, WD Red expands your NAS experience.

B3D 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. (EFRX models only)

Innovative design

WD drives are innovatively designed and manufactured with lead-free, conflict-free and halogen-free materials.

IntelliSeek

Calculates optimum seek speeds to lower power consumption, noise and vibration.

NoTouch Ramp Load technology

The recording head never touches the disk media ensuring significantly less wear to the recording head and media as well as better drive protection in transit.

Package includes a hard drive only - no screws, cables, manuals included. Please purchase mounting hardware and cables separately if necessary.

Model: WD40EFRX


Compatibility:

This hard drive is compatible with: Windows 7/Vista/XP/2000, Windows Server, Linux, and Mac OS.

Product Specifications
InterfaceSATA 6 Gb/s
Performance Specifications
Rotational SpeedIntelliPower
Buffer Size64 MB
Load/unload Cycles600,000 minimum
Transfer Rates
Buffer To Host (Serial ATA)6 Gb/s (Max)
Physical Specifications
Capacity4 TB
User Sectors Per Drive
Physical Dimensions
English
Height1.028 Inches
Depth5.787 Inches
Width4.00 Inches
Weight1.66 Pounds
Metric
Height26.1 mm
Depth147 mm
Width101.6 mm
Weight0.75 kg
Environmental Specifications
Shock
Operating Shock (Read)30G, 2 ms
Non-operating Shock300G, 2 ms
Power Management
Read (Peak Watts)
Write (Peak Watts)
Acoustics
Idle Mode31 dBA (average)
Seek Mode 034 dBA (average)
Temperature (English)
Operating41° F to 131° F
Non-operating-40° F to 158° F
Temperature (Metric)
Operating5° C to 55° C
Non-operating-40° C to 70° C
Electrical Specifications
Current Requirements
Power Dissipation
Read/Write10.40 Watts
Idle8.60 Watts


Click here to view the manufacturer's item description/brochure

ROHS Compliant

Weight: 1.8 lb

Warranty: 1 Year DiscTech

Brand New

Condition Levels Explained

The product is brand new.

1 Year DiscTech Warranty

Product Warranties Explained

The product has a DiscTech warranty for the time period specified. View our limited warranty