When I was changing the hard discs by solid state discs, I disconnect the cooler and brake the connector that goes to the motherboard. I Need to change the entire cooler, sells Apple Stores this cooler?
Mac mini, OS X Yosemite (10.10.3)
Apple does not sell such parts.
Here is one place
https://www.ifixit.com/Apple-Parts/Intel-Mac-Mini-Mid-2011-Late2012-Fan/IF171-00 7
http://www.powerbookmedic.com/Mac-Mini-Unibody-Fan-p-24092.html
http://www.ebay.com/itm/like/271722230457?lpid=82&chn=ps
http://www.amazon.com/Original-922-9557-610-9557-610-0056-610-0069/dp/B00B85A5NI
I broke connector cooler cooling the Mac mini 2011, where I can buy a cooler to change.
