Hynix 4GB Apple Memory DDR3 PC3-12800S HMT351S6CFR8C-PB RAM Module iMac/Macbook 2012-2015 (A1418/A1419)

Refurbished Apple Certified fully tested Genuine Hyniz replacement RAM Memory Upgrade 4gb Module. Compatible with iMac Retina A1418/A1419 and Macbook retina 2012 onwards plus many branded laptops that take DDR3 1600mHz Sodimm RAM memory Modules (may also fit other Apple Systems MacBooks prior to 2012 please ask for details) with 3 months warranty. Also fits other major brands of Laptop.

Apple Part No. 661 -6637 (661 -6503)
Hynix P/n. HMT351S6CFR8C-PB

Upgrade Modules: 4GB Single Memory Stick SoDimm

Memory Type: DDR3 1600mhz

Memory Speed: PC3 -12800S

Fully tested in 21.5" and 27" Late 2012 and Mid 2013 iMac A1418/A1419 Retina Models with 3 months warranty against failure.

If unsure if this part is compatible with your system please check original part number above to see if your system is compatible with the RAM Kit if unsure please contact us directly. All parts are security etched DO NOT use our parts for testing purposes as refunds will not be given.