Vortex Tube Enclosure Cooler Maximum Flow Rate 35 cfm Cooling Capacity 2 500 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 82 dBA Maximum Operating Temperature 125 Degrees F NEMA Enclosure Rating 4X Series Cabinet Cooler Includes Cold Air Distribution Kit Filter Solenoid Thermostat Mounting Stud Thread Size 1 1/2 in