Vortex Tube Enclosure Cooler Maximum Flow Rate 35 cfm Cooling Capacity 2 500 BtuH Maximum Differential Temperature Setting 125 Degrees F Body Material Aluminum Stainless Steel Inlet Size 1/4 in Air Inlet Type NPT Inlet Gender Male Mounting Hole Diameter 1 1/8 in Maximum Sound Level 78 dBA Maximum Operating Temperature 125 Degrees F NEMA Enclosure Rating 12 Series Cabinet Cooler Includes Cold Air Distribution Kit Filter Solenoid Thermostat Mounting Stud Thread Size 3/4 in