Vortex Tube Cooling Kit Maximum Flow Rate 8 cfm Cooling Capacity 550 BtuH Maximum Differential Temperature Setting 129 Degrees F Body Material Stainless Steel Inlet Size 1/8 in Air Inlet Type NPT Inlet Gender Male Maximum Sound Level 76 dBA Maximum Operating Temperature 200 Degrees F Includes Muffler and Hose Kit Minimum Differential Temperature Setting 28 Degrees F Maximum Operating Pressure 100 psig Minimum Flow Rate 2 cfm Minimum Operating Pressure 80 psig