... price 5.OEM 12v/5v DC cooling fan for ups heat dissipationThis 12V/5V 50*50*15mm fan is powered by ... ,good bearing,low noise with great airflow(CFM),ideal for heat dissipation of ups equipment. Size:50*50*15mmThickness:10mm or ... blower fans, which are widely applicable to machine equipment cooling, heat dissipation, like PC cooling, Car refrigerators, air-conditions, kitchen exhaust ...