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  • 400 SCFM capacity
  • 37.4 to 44.6°F max pressure dew point
  • 2 to 4" NPT connection
  • 120°F max inlet temperature
  • 232 PSIG max pressure
  • R404a refrigerant
  • ISO Class 4 to 5


The Altec AIR UA400A-5, 400 SCFM Non-Cycling Refrigerated Air Dryer uses refrigeration cooling to condense moisture and remove it from a compressed air system. The UA Series provides consistent and reliable dry air that meets ISO standards from Class 4 to Class 5. The compact, all-aluminum heat exchanger modules have low-pressure drops, while the suction and discharge pressure gauges provide monitoring of the refrigeration system. The UA Series features top-mounted inlet and outlet connections, programmable automatic electronic drains, and an easy-access cabinet design.