Vortex Tube Enclosure Cooler Maximum Flow Rate 15 cfm Cooling Capacity 1 000 BtuH Maximum Differential Temperature Setting 125 Degrees F Body Material Stainless Steel Inlet Size 1/4 in Air Inlet Type NPT Inlet Gender Female Mounting Hole Diameter 1 15/16 in Maximum Sound Level 73 dBA Maximum Operating Temperature 125 Degrees F NEMA Enclosure Rating 4X Series Cabinet Cooler Includes Thermostat Mounting Stud Thread Size 1 1/2 in Body Material Grade 303 Mounting Stud Thread Type NPS