[OEM] WESTERN DIGITAL ULTRASTAR HC550560 HC300 4TB 8TB 10TB 14TB 16TB 20TB 22TB SATA HARDDISK

MEANS THERE'S ONLY WARRANTY FROM SHOP

IT'S WAY CHEAPER THAN USUAL MARKET FOR THAT REASON

BUT STILL ENJOYS THE SAME QUALITY AS ORIGINAL ONE AS IT COMES FROM SAME FACTORY

WARRANTY CAN BE CHECKED AS SHOWN IN PICTURE ABOVE

 

**USED DRIVE**

U CAN GET ULTRASTAR HC550 FOR DIRT CHEAP PRICE,

USAGE FOR SUCH DRIVE UP TO 8000HOURS, APPROX 1 YEAR USAGE

STILL A HEALTHY DRIVE IN GREAT CONDITION!

SUCH DRIVE WE SCANNED FOR BAD SECTOR BEFORE SALE

 

**SEAGATE EXOS VS WD HC550 HIGH END ENTERPRISE DRIVE, WHAT'S THE DIFFERENCE?**

WD HC550 IS SIGNIFICANTLY QUIETER AND HAVE BIGGER CACHE OF 512MB INSTEAD OF 256MB BY EXOS,

HC550 OPERATE AT ASTONISHING QUIET 20DB WHEREAS SEAGATE OPERATE AT 30db+.

HC550 ALSO DRAWS LESS POWER COMPARE TO SEAGATE EXOS

Source : https://devicelist.best/en/seagate-exos-x16-st10000nm001g-vs-wd-ultrastar-dc-hc550-0f38462/

 

**REFUND & WARRANTY POLICY**

ANY PARCEL THAT IS DEFECTIVE WHICH RECEIVED WITHIN 3 DAYS, WILL BE ELIGIBLE FOR FULL REFUND OR REPLACEMENT

please refer to this website to ensure that your drive is not in warranty void lists :

https://support-en.wd.com/app/Warranty_Policy

 

**MODEL : WUH721818ALE6L4**

Device Type Hard drive - internal

Capacity 18 TB

Form Factor 3.5"

Interface SATA 6Gb/s

Buffer Size 512 MB

Features Rotational Vibration Safeguard (RVS), HelioSeal, Conventional magnetic recording (CMR), Media Cache Plus, Two-Dimensional Magnetic Recording (TDMR), Energy-Assisted Magnetic Recording (EAMR), Triple State Actuator (TSA)

Width 101.6 mm

Depth 147 mm

Height 26.1 mm

Weight 690 g

Performance

Drive Transfer Rate 600 MBps (external)

Internal Data Rate 262 MBps

Average Latency 4.16 ms

Spindle Speed 7200 rpm

 

**Manufacturer Part Number WUS721010ALE6L4**

Brand Western Digital

Form Factor 3.5"

Capacity 10 TB

Interface SATA3

RPM 7200

Buffer 256 MB

Sector 512e

Transfer Rate 6.0 Gb/sec

 

**Model name : WUH722020BLE6L4**

Formatted capacity 20TB

Recording technology EAMR (Energy Assisted Magnetic Recording)

Interface SATA 6 Gb/s (SAS options are available)

Form factor 3.5-inch

Native command queuing Yes

Advanced Format (AF) Yes

RoHS compliant5 Yes

Controller OptiNAND and iNAND, controller Combination SoC

SoC Architecture 64-layer dynamic flash (BICS3) for metadata

Internal transfer rate 269 / 257MB/s

Cache (MB) 512

RPM 7200

Platters 9x 2.2TB

MTBF (hours)8 2,500,000