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
Macs Fan Control: What It Is and How It Works
Best 'mac fan control' settings for a 2011 imac updated with 32gb Ram and 2 ssd drives: 1TB & 2TB. - or any alternate fan control recommended? : r/mac
Macs Fan Control - control fans on Apple computers, also on Windows via Boot Camp
Macs Fan Control | Showroom
Download free SSD Fan Control for macOS
2011 27" iMac SSD upgrade + fan speed - Whats the current consensus? | MacRumors Forums
How to properly set SSD Fan Control on iM… - Apple Community
How to Adjust Mac Fan Speed Manually with Macs Fan Control | OSXDaily