iMac 21.5″ A1418 – Power Supply $35.00 A1418 – Late 2013 – Mid 2014 – Late 2015 – 185Watts iMac 21.5″ A1418 – Power Supply quantity Add to cart Add to Quote Continue Shopping Category: A1418 (21.5" iMac) Late 2012-Mid 2017 Description 185W Power Supply for the 21.5″ iMac Late 2013 – Mid 2014 – Late 2015 661-7512, Delta ADP-185BF