WD Red Plus 4TB SATA 6Gb/s 3.5inch 258MB cache internal HDD Bulk

WD Red Plus 4TB SATA 6Gb/s 3.5inch 258MB cache internal HDD Bulk

Manufacturer	WESTERN DIGITAL
Manufacturer Part No	WD40EFPX

Marketing Description
Packed with power to handle the small- to medium-sized business NAS environments and increased workloads for SOHO customers, WD Red Plus is ideal for archiving and sharing, as well as RAID array rebuilding on systems using ZFS and other file systems. Built and tested for up to 8-bay NAS systems, these drives give you the flexibility, versatility, and confidence in storing and sharing your precious home and work files.
Product Features
For small or medium businesses Stream, backup, share, and organize your digital content with a NAS and WD Red Plus drives designed to effortlessly share content with the devices at your home or business. NASware technology increases your drives' compatibility with your existing network and devices. For larger businesses with up to 24 bays, count on WD Red Pro drives to deliver exceptional performance. Exclusive NASware Not just any drive will do. Get a large capacity in your 8-bay NAS system and with Western Digital's exclusive NASware technology, you can optimize each and every drive. Built into every WD Red hard drive, NASware advanced technology improves storage performance by increasing compatibility, integration, upgradeability, and reliability. WD Red Pro for big business If you're looking for heavy-duty performance for NAS, WD Red Pro NAS hard drives deliver exceptional performance for medium to large business customers with extreme demands. For NAS environments with 9 to 24 bays, WD Red Pro drives deliver uncompromising performance. 3D active balance plus The 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. 24/7 environment Since your NAS system is always on, a reliable drive is essential. With an MTBF of up to 1 million hours, the WD Red Plus drive is engineered to tackle 24 x 7 environments.
General
Device Type	Hard drive - internal
Capacity	4 TB
Form Factor	3.5"
Interface	SATA 6Gb/s
Buffer Size	256 MB
Features	NASware technology, 24x7 continuous operation, Conventional magnetic recording (CMR)
Width	101.6 mm
Depth	147 mm
Height	26.1 mm
Weight	570 g
Performance
Drive Transfer Rate	600 MBps (external)
Internal Data Rate	180 MBps
Spindle Speed	5400 rpm
Reliability
MTBF	1,000,000 hours
24x7 Operation	Yes
Non-Recoverable Errors	1 per 10^14
Load / Unload Cycles	600,000
Expansion & Connectivity
Interfaces	1 x SATA 6 Gb/s
Compatible Bay	3.5"
Power
Power Consumption	4.7 Watt (read) 4.7 Watt (write) 3.1 Watt (idle) 0.3 Watt (sleep)
Manufacturer Warranty
Service & Support	Limited warranty - 3 years
Environmental Parameters
Min Operating Temperature	0 °C
Max Operating Temperature	65 °C
Min Storage Temperature	-40 °C
Max Storage Temperature	70 °C
Sound Emission	23 dBA

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