📦 Shipping Notice – Public Holiday in Northern Ireland
Due to the Battle of the Boyne public holiday, there will be no postal service on Friday 11th and Monday 14th July 2025.

👉 Please note:
All orders placed after 4:00 PM on Thursday 10th July — including all orders placed over the weekend and on Monday 14th — will be shipped on Tuesday 15th July.

You're welcome to place orders anytime during this period — dispatch will resume first thing Tuesday.
Thanks for your patience and understanding!

Flexx International Ltd
  • 0
No result found for your search.
  • Home
  • All Products
  • 2012–2019 iMac 27-inch HDD to SSD Upgrade Kit – Mercury Electra 6G SSD 2012–2019 iMac 27-inch HDD to SSD Upgrade Kit – Mercury Electra 6G SSD
Categories
  • 🔍 Find Upgrades for My Mac
  • Mac Upgrades
  • Memory
  • Storage
  • Docks/Hubs
  • Enclosures
  • PCIe Cards
  • Adapters
  • Laptop Batteries
  • Tools & Service Kits
  • Peripherals
  • Dashcams/Bodycams
  • View More
Featured Products
OWC Express 1M2 USB4/Thunderbolt enclosure for NVMe M.2 SSDs - Portable External Storage
OWC Express 1M2 USB4/Thunderbolt 4 enclosure for NVMe M.2 SSDs - Portable External Storage
£119.49
Sonnet Echo Thunderbolt 3 Dock with two slots for  M.2 NVMe SSD
Sonnet Echo Thunderbolt 3 Dock with two slots for M.2 NVMe SSD
£322.49
OWC Envoy Ultra Thunderbolt™ 5 SSD – 6,000 MB/s Portable SSD (2TB/4TB) – Rugged & Fast External Drive
OWC Envoy Ultra Thunderbolt™ 5 SSD – 6,000 MB/s Portable SSD (2TB/4TB) – Rugged & Fast External Drive
£386.00
OWC Express 4M2 USB4 RAID Enclosure – 4-Bay M.2 NVMe SSD, Up to 3200MB/s
OWC Express 4M2 USB4 RAID Enclosure – 4-Bay M.2 NVMe SSD, Up to 3200MB/s
£216.49
OWC ThunderBlade X12 – Thunderbolt 5 NVMe RAID SSD (12TB–96TB)
OWC ThunderBlade X12 – Thunderbolt 5 NVMe RAID SSD (12TB–96TB)
£2,470.99
Sonnet Echo 13 Thunderbolt 5 Dock with SSD Storage (1TB-4TB), 140W Power, Mac/Windows/iPad Pro Compatible
Sonnet Echo 13 Thunderbolt 5 Dock with SSD Storage (1TB-4TB), 140W Power, Mac/Windows/iPad Pro Compatible
£477.49
Sonnet Silent Gen 4 PCIe card with 8 x M.2 NVMe SSD slots up to 64GB storage - add your own SSD
Sonnet Silent Gen 4 PCIe card with 8 x M.2 NVMe SSD slots up to 64GB storage - add your own SSD
£887.00
Transcend Portable SSD USB-C / USB-A model ESD310C
Transcend Portable SSD USB-C / USB-A model ESD310C
£31.49
OWC 128GB (4 x 32GB) PC4-21300 DDR4 2666MHz SODIMMs ram memory upgrade
OWC 128GB (4 x 32GB) PC4-21300 DDR4 2666MHz SODIMMs ram memory upgrade
£267.49
  • electro-track-order-icon
  • Free Delivery
  • electro-thumb
  • 99% Customers
    Feedback
  • electro-return-icon
  • 30 Days
    Return Policy
  • electro-payment
  • Payment
    Secure System
  • electro-brands-icon
  • Only Best
    Brands
% £-84.49
2012–2019 iMac 27-inch HDD to SSD Upgrade Kit – Mercury Electra 6G SSD
2012–2019 iMac 27-inch HDD to SSD Upgrade Kit – Mercury Electra 6G SSD
2012–2019 iMac 27-inch HDD to SSD Upgrade Kit – Mercury Electra 6G SSD
2012–2019 iMac 27-inch HDD to SSD Upgrade Kit – Mercury Electra 6G SSD
2012–2019 iMac 27-inch HDD to SSD Upgrade Kit – Mercury Electra 6G SSD
2012–2019 iMac 27-inch HDD to SSD Upgrade Kit – Mercury Electra 6G SSD
2012–2019 iMac 27-inch HDD to SSD Upgrade Kit – Mercury Electra 6G SSD
2012–2019 iMac 27-inch HDD to SSD Upgrade Kit – Mercury Electra 6G SSD
OWC

2012–2019 iMac 27-inch HDD to SSD Upgrade Kit – Mercury Electra 6G SSD

No reviews
  • Share
  • Tweet
Product SKU: OWCK27IM12HE250-1
Available:
Only 2 items in stock
2 items in stock
In stock
Pre-order
Out of stock
£84.49
Size
 
 
This item is a recurring or deferred purchase. By continuing, I agree to the cancellation policy and authorize you to charge my payment method at the prices, frequency and dates listed on this page until my order is fulfilled or I cancel, if permitted.
Want it delivered by
  • Description
  • Specifications
  • Compatibility
  • Product videos
  • Reviews

This kit contains OWC Mercury Electra 6G SSD and all installation tools to help change main iMac HDD for SSD.

Highlights

  • Add a high-performance OWC 6G SSD to your iMac.
  • No software hacks required.
  • Backed by free DIY install videos and expert support.

Upgrade with Confidence!
The complete solution for your 2012 - 2019 27-inch iMac

Experience the extreme performance of an OWC SSD upgrade with this easy DIY SSD and hard drive replacement kit. Add an SSD to your hard drive equipped iMac to experience faster booting, near instant application launches and data transfer speeds up over 500 MB/s.

Fast and reliable solid-state storage

With sustained data speeds of over 500 MB/s, up to 100X greater data protection than enterprise class Hard Disk Drives, and RAISE technology for RAID like data protection and reliability, the OWC Mercury 6G SSD line delivers unbeatable performance, that's backed by an incredible OWC SSD Limited Warranty.

Upgrade Your iMac with Confidence.

OWC's in-line solution is the only hardware digital thermal sensor on the market allowing a third-party SATA drive to be installed in your iMac. A convenient, plug-and-play cable, the In-line Digital Thermal Sensor eliminates fan noise and maintains proper system fan control through the iMac's System Management Controller. This innovative device is designed specifically for the iMac, requires no software hacks and ensures compatibility with Apple's built-in diagnostic processes.

Maintains highest performance while offering ultimate convenience

The NewerTech AdaptaDrive has been benchmark test proven to deliver the same data transfer rates as is experienced when a drive is connected directly to the SATA data bus. The AdaptaDrive doesn't create a bottleneck or any performance throttling...it delivers pure data pass-through performance and drive use convenience from any 2.5" SATA 1.5Gb/s, 3Gb/s, or 6Gb/s hard drive or SSD.

Please note that before attempting to perform this installation, it is recommended that you watch the associated instructional video in its entirety to determine your ability to perform this complex procedure. OWC assumes no responsibility for damage that may occur during the installation.

Includes

  • (1) OWC Mercury Electra 6G SSD
  • (1) AdaptaDrive 2.5" to 3.5" Drive Converter Bracket
  • (1) OWC In-line Digital Thermal Sensor Cable
  • (2) OWC 2-1/4" Suction Cup
  • (1) Torx T10 driver
  • (1) Torx T8 driver
  • (1) 27" iMac Adhesive tape set for proper display resealing
  • (1) Nylon Pry Tool (Spudger)
  • (1) OWC Screen Removal Tool
  • (1) OWC Blue Microfiber Screen Cleaning Cloth

NOTE: This kit contains consumable and/or one-time-use components and is, therefore, non-refundable if opened. If you have any concerns about your ability to perform the upgrade, you can return the unopened kit for a refund.

  • Capacity: 250GB / 500GB / 1TB / 2TB / 4TB
  • Form Factor: 2.5-inch
  • Storage Interface: SATA 6.0 Gb/s
  • Tools: Yes
  • Sensor: Yes
  • Sequential Read (Max) / Sequential Write (Max):
    • 250GB - up to 535 MB/s / 465 MB/s
    • 500GB - up to 540 MB/s / 500 MB/s
    • 1TB - up to 540 MB/s / 500 MB/s
    • 2TB - up to 540 MB/s / 500 MB/s
    • 4TB - up to 524 MB/s / 516 MB/s
  • RAID Support: Yes
  • RoHS Compliant: Yes
  • TRIM Support: OS Dependent
  • S.M.A.R.T. Attributes: Standard attributes supported
  • Security: Secure Erase, Crypto Erase
  • Mac OS Compatibility / PC OS Compatibility: Yes
  • Endurance:
    • 250GB - 1,500,000 hours MTBF
    • 500GB - 1,500,000 hours MTBF
    • 1TB - 1,500,000 hours MTBF
    • 2TB - 1,500,000 hours MTBF
    • 4TB - 1,600,000 hours MTBF
  • iMac w/Retina 5K display (27-inch Early 2019) (March 2019): Model ID: iMac19,1 - A2115 - EMC3194 | 3.0GHz i5, 3.1GHz i5, 3.7GHz i5, 3.6GHz i9
  • iMac w/Retina 5K display (27-inch Mid 2017) (June 2017): Model ID:iMac18,3 - A1419 - EMC3070 | 3.4GHz i5, 3.5GHz i5, 3.8GHz i5, 4.2GHz i7
  • iMac w/Retina 5K display (27-inch Late 2015) (October 2015): Model ID:iMac17,1 - A1419 - EMC2834 | 3.2GHz i5, 3.3GHz i5, 4.0GHz i7
  • iMac w/Retina 5K display (27-inch Mid 2015) (May 2015): Model ID: iMac15,1 - A1419 - EMC2806 | 3.3GHz i5, 3.5GHz i5, 4.0GHz i7
  • iMac w/Retina 5K display (27-inch Late 2014) (October 2014): Model ID: iMac15,1 - A1419 - EMC2806 | 3.5GHz i5, 4.0GHz i7
  • iMac (27-inch Late 2013) (September, 2013): Model ID: iMac14,2 - A1419 - EMC2639 | 3.2GHz i5, 3.4GHz i5, 3.5GHz i7
  • iMac (27-inch Late 2012) (October 2012): Model ID: iMac13,2 - A1419 - EMC2546 | 2.9GHz i5, 3.2GHz i5, 3.4GHz i7

Customer Reviews

Be the first to write a review
Write a review
0%
(0)
0%
(0)
0%
(0)
0%
(0)
0%
(0)
Got questions? Call us
0800 195 4072
Follow Us
Policies
  • Return and refund policy
  • Shipping Policy
  • Cancellation policy
  • Terms of Service
  • Privacy Policy
Company Info
  • Knowledge Base
  • About us
  • Contact Us
  • Blog
Shop
  • Mac Upgrades
  • Memory
  • Storage
  • Docks/Hubs
  • Enclosures
  • PCIe Expansion Cards
  • Adapters
  • Laptop Batteries
  • Tools & Service Kits
  • Peripherals
  • More
© 2025 Flexx International Ltd. All Rights Reserved | Made by Banbridge Website Studio
  • American Express
  • Apple Pay
  • Diners Club
  • Discover
  • Google Pay
  • Maestro
  • Mastercard
  • PayPal
  • Shop Pay
  • Union Pay
  • Visa
  • Flexx International Ltd
Product successfully added to your Shopping Cart
Continue shopping View cart