Stulz CeilAir Solutions

STULZ CeilAiR Ceiling Mounted Air Conditioners

As the ultimate space saver, STULZ CeilAiR® ceiling mounted air conditioners provide precision temperature and humidity control. Click here to learn about STULZ CeilAiR using 100% Outside Air



  • DX systems with independently circuited, high efficiency, high reliability, and low noise scroll compressors
  • Wide range of options with DX or CW for precision cooling
  • High static blowers are available for ducted systems
  • Condensate pumps can be factory or field installed (in some models)


  • High efficiency EC Fans available as option in certain units
  • Fully accessible in-place through easily removable side access panels
  • Smaller capacity units easily mounted in a standard 2’ x 4’ grid of a
  • dropped ceiling plenum
  • Spot cooler and ducted configuration
  • Available with same-face/one-sided/L-shaped air pattern
  • Available with low profile for limited installation height
  • Small capacity with precision cooling characteristics


  • Aluminum cabinet construction for no corrosion/low-weight
  • Thermal insulation provided


Water-side economizer with free cooling or alternate water source


Variety of controls from electromechanical to state of the art E2 microprocessor, allowing seamless integration with all BMS platforms


Integral steam canister humidifier with various capacities and proportional control option


  • Hot gas reheat – Provides reheat using recycled compressor heat
  • Hot water and low pressure steam – Using an external heating medium
  • Electric reheat – Single-stage low watt density, electric resistance heaters

Chilled Water (CW)

  • Proportional controls
  • 2-way or 3-way water/glycol control valves
  • High pressure chilled water valves

Direct Expansion (DX)

  • Heat rejection: air cooled self-contained, air cooled split, or water / glycol cooled
  • Refrigerant R-407c or 410a
  • Single and dual stage refrigerant circuits with interlaced coils

STULZ CeilAiR Capacities:


kW 3.5 – 35

Tons 1 – 10

CFM 500 – 4,400