Compatible with Equipment as :

Apple iMac A1418 21.5" 2.7GHz Core i5 Late 2013 ME086LL/A

Apple iMac A1418 21.5" 2.9GHz Core i5 Late 2013 ME087LL/A

Apple iMac A1418 21.5" 3.1GHz Core i7 Late 2013 ME087LL/A

Apple iMac A1418 21.5" 1.4GHz Core i5 Mid 2014 MF883LL/A

Apple iMac A1418 21.5" 1.6GHz Core i5 Late 2015 MK142LL/A

Apple iMac A1418 21.5" 2.8GHz Core i5 Late 2015 MK442LL/A

Apple iMac A1418 21.5" 3.1GHz Core i5 Late 2015 MK452LL/A

Apple iMac A1418 21.5" 3.3GHz Core i7 Late 2015 MK452LL/A