Noctua NH-L12S CPU Cooler
 

"If you are looking for low profile but at the same time well performing CPU cooler for your exceptional small PC then Noctua NH-L12S is the cooler for you. The are not many competitive products on the market which are offering so good performance and top quality but also 6 year warranty.."

http://www.funkykit.com/reviews/cool...cooler-review/