Vortex Tube Maximum Flow Rate 40 scfm Cooling Capacity 2 800 BtuH Maximum Differential Temperature Setting 129 Degrees F Minimum Differential Temperature Setting 28 Degrees F Body Material Stainless Steel Inlet Size 1/4 in Air Inlet Type NPT Inlet Gender Male Maximum Sound Level 88 dBA Maximum Operating Temperature 260 Degrees F Minimum Operating Temperature -50 Degrees F Nozzle Width 13/16 in Nozzle Length 1 3/8 in Includes - Maximum Operating Pressure 100 psig