iMac Intel 21.5" and 27" (Mid 2011) SSD Temperature Sensor
HOW TO] iMac 27" (mid 2011) two SSDs in RAID 0 config + HDD | Page 2 | MacRumors Forums
500 GB SSD Upgradekit iMac 21.5" A1311 / iMac 27" A1312 Mid und Late 2011 | Comtecshop24.net
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
Optical Bay Hard Drive or SSD Mounting Solution for iMac
How to Upgrade iMac Hard Drive (2009, 2010, 2011): EveryMac.com