Product information: Asus A8N Series & A8V-E Motherboard Mosfet CoolerThis watercooling block is for the Mosfets of the Asus A8N and A8V-E mainboard series. This cooler is necessary, as the air flow for the Mosfet cooler is omitted during watercooling. By means of this cooler you prevent the demise of the Elkos and of the voltage converters. The cooler works on the following Asus motherboards: A8N-SLI Deluxe, A8N-SLI, A8N-SLI Premium, A8N-E and A8VE-Deluxe. The cooler is made of ultra-pure electrolytic copper, and it is also silver nickel-plated. The Mosfet cooler is mounted on the mainboard with the provided screw set and the holes designated for it.