Seawater Cooled Indoor Self-Contained Unit

11 to 35 Nominal kW
3 to 10 Nominal Tons

  • 90MA – Fresh/seawater cooled
  • 90MU – Condenserless
  • Designed to fit marine applications
  • R-407C, R-134a, or R-404A Refrigerant
  • 50/60 Hz
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  • Standard models available with R-134a, R-404A, or R-407C.
  • Compact cabinet fits any working environment.
  • Free-blow or ducted supply air.
  • Cools, heats, dehumidifies, and filters air; prevents mildew.
  • Attractive design saves space and complements any decor.
  • Thermostat controls located for accessibility.
  • Black epoxy paint on interior sheet metal for added corrosion resistance.
  • Return air panel is slotted with an extruded handle for easy service access.
  • Cleanable aluminium mesh return air filters.
  • Quick sensing elements prevent compressor trouble before it starts
  • Compressor crankcase heaters prevent flooded starts and dilution of oil by refrigerant.
  • Includes seawater regulating valve to maintain discharge pressure.
  • Meets UL requirements. USCG approval not needed.


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90MA/MU Single-Package Marine Cooling Units


90MA/MU Single-Package Marine and Industrial Cooling Units R407C, R-134a, R404A 50 and 60 Hz