The air compressor is used because the compressed air is stored in the tank by the compressor during the working process. Due to the high pressure, more heat energy is generated. If the temperature cannot be cooled in time, it may cause overheating and cause risks. The air compressor cooler is a machine used for cooling to cool down, which can better maintain the continuous operation of the air compressor. http://www.vrcooler.com/air-compressor-cooler/