Vortex Tube Enclosure Cooler Maximum Flow Rate 30 cfm Cooling Capacity 2 000 BtuH Maximum Differential Temperature Setting 125 Degrees F Body Material Aluminum Inlet Size 1/4 in Air Inlet Type NPT Inlet Gender Female Mounting Hole Diameter 1 15/16 in Maximum Sound Level 80 dBA Maximum Operating Temperature 125 Degrees F NEMA Enclosure Rating 4 Series Cabinet Cooler Includes Thermostat Mounting Stud Thread Size 1 1/2 in Mounting Stud Thread Type NPS IP Rating IP66