AC POWER SUPPLY 310W DELTA/LITEON - iMac 27" A1312 Late 2009, Mid 2010, 2011
IMac 27" A1312. iMac 21.5". Your iMac has plenty of computing power, but that's no good if it's not getting electric power. MacBook Air 13". MacBook Pro Unibody 17". MacBook Air 11". Power Adapters and Cords.