Brand new, sealed OWC 4TB Mercury Electra 6G Solid State Drive, SSD.  


These are now no longer available at OWC and the only option is $450+ for the Extreme Pro Version. 


This listing may be one of the last chances to acquire these Mercury Electra 6G 4TB drives in brand new sealed condition.


Free shipping to continental US.


This auction is for one unit, but there are 3 of these available upon start of listing. Check other listings for other brand new OWC drives.


Capacity4000GB Useable Capacity


Formatted Capacity3725GiB


ControllerPhison PS3112-S12 with 3% over-provisioning

NAND Flash ComponentsMicron Synchronous Quad-Level Cell (QLC) 3D NAND Flash


S.M.A.R.T. AttributesStandard attributes supported

Native Command Queuing (NCQ)Up to 32 simultaneous commands


RAID SupportYes

Form Factor2.5-inch 7mm

Storage InterfaceSATA 6.0 Gb/s

Sequential Read (Max)Up to 524 MB/s

Sequential Write (Max)Up to 516 MB/s

Sequential Read (Average)513 MB/s

Sequential Write (Average)514 MB/s

Nonrecoverable Read Errors1 per 1016 bits read

MTBF (Mean Time Between Failures)1,600,000 hours

Wear LevelingSupported

TRIM SupportOS Dependent

SecuritySecure Erase (SE)


Endurance435TB total bytes written (TBW), equal to 239 GB per day for 5 years

Mac OS CompatibilityYes

PC OS CompatibilityYes

Other RequirementsHost or device with a built-in SATA connection.

Write Mode (Max)Up to 2 Watts

Seek Mode (Max)Up to 1.9 Watts

Idle Mode (Max)Up to 0.15 Watts

DimensionsHeight: 0.7 cm (0.3 in)



RoHS CompliantYes

Reach CertificationYes

Country of OriginTaiwan

TAA ComplianceYes


Ambient TemperatureOperating: 32°F to 158°F (0°C to 70°C)

AltitudeOperating: -304.8 m to 3,048.0 m (-1,000 ft to 10,000 ft)

HumidityOperating: 5% to 90% non-condensing

Idle (Typical)0.0 bels

Seek (Typical)0.0 bels

ApplicationsGeneral Purpose High-performance SSD.