2011 imac 27" 32GB - final stage of 1TB + 2TB SSD upgrade (replaced HDD & optic drive). Also cleaned out the fans and case. Running 'SSD Fan Control' & 'Macs Fan
OWC SSD Upgrade Kit für 2010 27 Zoll iMacs, OWC Mercury Electra 250GB 6G SSD, 18 Zoll SATA III 6Gbps Datenkabel, SSD Stromkabel, Installationswerkzeuge und iMac Bildschirm Klebeband Set: Amazon.de: Computer & Zubehör
OWC SSD Upgrade Kits for 27-Inch iMac 2011
Part #2 - iMac 27" 5K | SSD Installation - Hardware Late 2015 Mk472 - YouTube