WD Gold 4TB Enterprise Class Hard Disk Drive - 7200 RPM Class SATA 6 Gb/s 128MB Cache 3.5 Inch - WD4002FYYZ (Renewed)
Brand: Western Digital

WD Gold Datacenter Hard Drive
Invest in Gold
Featuring up to ten times the workload capacity of desktop drives, WD Gold hard drives are designed from the ground up for enterprise-class reliability, capacity, power efficiency and performance.
High workload rating
Delivering dependable performance to any storage environment, WD Gold hard drives are designed with a workload rating up to 550TB per year,* among the highest of any 3.5-inch hard drive.
Enterprise-class storage to rely on
With up to 2.5 million hours MTBF, WD Gold hard drives deliver reliability and durability, are built for yearly operation (24x7x365) within the most demanding storage environments, and are backed with a 5 year limited warranty.
Featured in over 15 million Western Digital hard drives shipped, HelioSeal technology allows for higher capacities and less turbulence on large storage arrays. And now on its 4th generation design, HelioSeal technology is field-tested and proven to deliver high capacity, reliability, and power efficiency you can trust.
Vibration Protection
Enhanced RAFF technology uses sophisticated electronics to monitor the drive and correct linear and rotational vibrations in real time for improved performance versus WD’s desktop drives in high-vibration environments.
RAID-specific, time-limited error recovery (TLER)
Time-limited error recovery helps to reduce drive fallout within a storage environment caused by the extended hard drive error-recovery processes common to desktop drives.

4TB Hard Drive, 128MB Cache, 7200RPM, SATA 6.0Gb/s Enterprise Class Hard Drive
Enterprise Class, High level of reliability with up to 2.5 million hours MTBF
Works for Server, RAID System, NAS (Network Storage), Surveillance Storage, CCTV DVR, Designed for 24x7x365 reliability at workloads up to 550TB per year
Bare Drive Only, Brown Box, Single Pack, (Screws, Cables or Accessories sold separately) -Friendly Reminder- Please FORMAT HDD on system in order to be detected/shows on system.
(Factory Refurbished, Factory Sealed, Zero Bad Sectors) Backed by a 5-Year Warranty from Reseller, Worry Free 100% Full Refund