maxupgrades.com: Single SSD Drives kit for iMac 27 inch 2012 Models with SATA Blade SSD Module / Heatsink/ Power Cable and DATA Cables for [SSD + HDD] with iMac Adhesive LCD Tape
SSD Upgrade Kits for 27-Inch iMac (2012 - Early 2013)
iMac late 2012 SSD Upgrade - Apple Community
OWC In-line Digital Thermal Sensor Cable for HDD/SSD Upgrade for 27-inch iMacs 2012 and Later (no to – RamCity.com.au
Apple iMac 27 aus 2012 SSD einbauen Big Sur installieren um mit neuem iMovie zu arbeiten. - YouTube
iMac 27 2012-2015 Hard Drive Replacement with SSD
OWC 1TB Aura 6G SSD for 2012-2013 iMac
iMac SSD plaatsen? Wacht niet langer. - onlinemacwinkel
OWC Inline cable for the upgrade of the digital thermosensor hard drive cable and installation tool for iMac 2012 (OWCDIYIMACHDD12) : Amazon.nl: Electronics & Photo