OWC 500GB Mercury Electra 3G 2.5-inch Serial-ATA 7mm SSD


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Price: $72.99
(as of Apr 10,2022 22:54:00 UTC – Details)

Product Description

MERCURY ELECTRA 3G SSD: The Best Choice SSD for Your Mac with SATA 3Gb/s.

Whether it’s replacing a factory SSD or hard drive in a legacy Mac, or adding a new 2.5″ SSD to your system, Mercury Electra 3G offers a fantastic upgrade, delivering superior performance and reliability. Designed for Mac first, Mercury Electra works without complications right out of the box. No drivers, extra software or workarounds are required, it’s as easy as plug and play. Mercury Electra features premium-quality tier-1 async NAND, and a suite of controller technologies designed to maximize performance and longevity. With exceptional wear-leveling and block management, gold-standard compression and data distribution, best-in-class error correction, intelligent recycling, and requiring no external TRIM support, Mercury Electra 3G SSDs deliver incredible performance and dependability.

Mercury Electra SSDs deliver the latest in flash NAND and controller technology, utilizing SLC and 3D NAND for long-lasting, power-efficient performance. They offer a powerful combination of performance and reliability for demanding everyday computer users.
The Mercury SSD line features:

Global wear leveling algorithms automatically distribute data evenly and manage program/erase count, maximizing SSD lifespan. StaticDataRefresh manages free space, gradually refreshing data across the SSD over time, preventing data corruption. Hardware BCH ECC corrects errors up to 66-bit/1KB for superior data retention and drive life. S.M.A.R.T and TRIM command support Standby power benefits to extend battery life for laptop road warriors
This 3G SATA SSD delivers fast, reliable performance. It works as a hard drive upgrade internally and in bus-powered or self-powered external enclosures (any Mac, PC, or enclosure that supports 2.5″ SATA drives, must support 7mm drive height). With sequential reads up to 270MB/s and random reads up to 90K IOPS, the OWC Mercury Electra 3G SSD line delivers unbeatable performance.OWC SSDs have no moving parts, resulting in a quiet, cool, highly rugged storage solution that also offers near instantaneous system response.


This OWC SSD Model is compatible with nearly any Mac or PC model with a Serial ATA connection (SATA, SATA 2.0, or SATA 3.0) including:

MacBook Pro Models:

MacBookPro9,2     MacBookPro9,1   MacBookPro8,3     MacBook Pro8,2      MacBookPro8,1     MacBookPro7,1   MacBook Pro6,2    MacBook Pro6,1 MacBookPro5,5     MacBookPro5,4   MacBook Pro5,3    MacBook Pro5,2     MacBook Pro5,1  MacBookPro4,1     MacBookPro3,1   MacBook Pro2,2    MacBookPro2,1 MacBookPro1,2     MacBookPro1,1 MacBook Models: MacBook7,1      MacBook6,1     MacBook5,2      MacBook5,1 MacBook4,1      MacBook3,1     MacBook2,1      MacBook1,1 Mac Pro Models: MacPro5,1     MacPro4,1     MacPro3,1    MacPro2,1     MacPro1,1 Mac mini Models: Macmini6,2     Macmini6,1 Macmini5,3     Macmini5,2     Macmini5,1 Macmini4,1 Macmini2,1 Macmini1,1 Xserve Models: Xserve3,1    

OWC 500GB Mercury Electra 3G SSD, 2.5″ Serial-ATA 7mm Solid State Drive Technical Specifications :


Sequential Read (Compressible Data): 274MB/s
Sequential Write (Compressible Data): 260MB/s

Sequential Read (Incompressible Data Rate): 270MB/s
Sequential Write (Incompressible Data Rate): 250MB/s

Random 4K Read: Up to 90,000 IOPS
Random 4K Write: Up to 60,000 IOPS

Read Latency: less than 0.1ms
Write Latency: less than 0.1ms
SMART Attributes: Standard

Native Command Queuing: up to 32 commands



Controller: 4-Ch

NAND: Tier 1 3D NAND, Cache: 3D SLC NAND, Storage: 3D TLC NAND

Form Factor: Standard 7mm 2.5″

Interface: SATA 3Gb/s & 1.5Gb/s supported, 
SATA 3.1 Compliant

Capacity: 500GB useable capacity

Manufacturer Model Number: OWCS3D7E3G500

RoHS Compliant: Yes

Format: Unformatted


Height (max): 7mm (0.276″)
Width (max): 70.06mm (2.758″)
Length (max): 100.12mm (3.941″)
Weight: 77 grams +/- 2 grams, 0.170 lbs +/- 2.71 oz

Environmental (Operating) 

Temperature (°F): 32°F to 158°F
Temperature (°C): 0°C to 70°C

Environmental (Non-Operating)
Temperature (°F): -40°F to 185°F
Temperature (°C): -40°C to 85°C


Latest flash NAND and controller technology
StaticDataRefresh freespace management
Hardware BCH ECC (error correction) w/ S.M.A.R.T and TRIM command support
Standby power benefits to extend battery life for laptop road warriors
3 Year OWC Limited Warranty


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