... multiple air connections √Does NOT require a high pressure compressor √Does NOT require motor driven mechanical equipment ... 500The 20 stainless steel(316#) productionAutomatic control cabinet AC switch, PUC, CPU, sensor, actuator, touch screen, The ... blower, pipeline(with 304#stainless steel),muffler, electronic pressure switch, pressure gage, decompression valve, ring flange, cut-off valve ...