MINIATURE SUSPENDED COOLER FOR FREEZER DE SERIES 220V This ceiling air cooler is freon refrigerating nuits,can be used for the food fresh ... .5,positioned in equilatral triangle.2.Extermal rotor fan for low temperature,with low noise,hith effciency,and reliablitity. ... heater has been connected to the terminal box,convinent for wire connection.8.Optimized coil design,resulting evenly refrigerant ...