Apple defines classic merchandise as those who haven’t been manufactured for greater than 5 however lower than seven years. Macs and different merchandise on the classic and out of date checklist are typically not eligible for {hardware} service at a Genius Bar or Apple Authorized Service Providers.
That being stated, also-obsolete Late 2012 mannequin iMacs are at present eligible for Apple’s pilot program that permits for repairs to proceed into the classic interval, topic to components availability. It’s not clear if the Early 2013 mannequin 21.5-inch iMac may also come underneath the pilot program, however Apple has expanded it to incorporate further Macs and different Apple units previously.
The Early 2013 21.5-inch iMac was initially solely accessible to instructional establishments, profiting from a less expensive dual-core Intel Core i3 processor and built-in graphics to supply pricing of $1099, which was $200 lower than the entry-level pricing for the buyer 2.15-inch iMac fashions Apple was promoting on the time. The education-only iMac, which carries a mannequin variety of ME699LL/A, additionally included simply 4GB of RAM and a 500GB laborious drive.
https://www.macrumors.com/2019/08/31/apple-early-2013-imac-obsolete/