Ducted / Air Handler (DAH)

DAH Ultrasonic Humidifier

STULZ Duct and Air Handler Humidifier (DAH) is designed for use with central station air handling units (AHU) and can be located conveniently in the air stream ductwork or rack mounted within the AHU itself.

Solutions for DAH

  • Data Centers

  • Libraries and museums

  • High Tech manufacturing

  • Printing and duplication

  • Food and beverage

  • Agricultural and tobacco

  • Medical/Hospital

  • Laboratories

  • Commercial offices



  • Mounts in moving air stream of AHU or ductwork

  • Multiple humidifiers assembled on factory rack system

  • Air velocity design similar to heating/cooling coils

  • Factory accessories for optimized airflow and mist control

  • Absorption distance determined by RH of airstream

  • Natascha Meyer, Product Manager

    "Robust design and efficiency are united!"


Control and monitoring  

  • Engineered for single or multiple humidifier systems
  • Utilizes STULZ E2 Microprocessor Controller for integrated operation of up to 16 humidifiers per zone
  • Ultra-Series control boxes enclose up to eight power supplies each, providing power and control distribution
  • Proportional analog output from microprocessor converted to Pulse Width Modulation at humidifiers
  • Monitors and communicates various system functions and alarms including water quality via integrated control and/or optional BMS
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