Fan coil Low-Static Mini-Horizontal (MH) Williams

The Mini-Horizontal (MH) is a low-static (up to .25ESP) 100 CFM fan coil that comes with a coil, blower/motor assembly with quick-connect plug and a galvanized steel, powder-coated epoxy drain pan covered with ⅛-inch thick insulation. The galvanized steel cabinet is insulated with ½-inch thick, over three pound density, neoprene-coated fiberglass. The MN is designed for smaller individual rooms in hot humid or extremely cold climates and applications requiring 100% outside air for dehumidification or areas requiring preheat/reheat.

Profile: Manufacturer, Designer
Headquarters: US
Establishment date: 1916
Business area: US
Assortment: Heating, Fan coils, Air handlers, Air curtains, Dehumidifiers
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Product descritipion

Fan coil Low-Static Mini-Horizontal (MH)


Williams Mini horizontal fan coils have been rated in accordance with AHRI Standard 440-2005 for room fan-coil air-conditioners and are certified by AHRI to meet the following product performance ratings:
MH Mini-Horizontal

Notes: 1) Based on 80°F DB and 67°F WB EAT, 45°F EWT, 10°F temperature rise, high fan speed. Motor voltage 115/1/60 power source. Air flow under dry coil conditions. Water pressure drops shown in feet of water.


100 CFM
Manufactured of heavy-gauge galvanized steel and insulated with 1/2" thick, over three-pound density, neoprene-coated fiberglass
Designed for smaller individual rooms in hot humid or extremely cold climates
Ideal for applications requiring 100% outside air for dehumidification, or areas requiring preheat/reheat
Blow-through design
Coils are manufactured of copper tube with aluminum fins and are 100% underwater pressure tested to 350 PSI with a 300 PSI working pressure
Single-speed, 115/1/60 motor with quick-connect plug
Galvanized drain pan is finished with a powder-coated epoxy, 1/8" thick insulation and features primary and secondary drain connections
One-inch duct collar on return- and supply-air openings
Individually tagged, crated and shipped as scheduled for installation
ETL and AHRI certified; 100% factory tested



  • DX
  • Chilled-Water
  • Hot-Water
  • Electric Resistance
  • Steam
  • In any combination of the above


  • Fiberglass
  • Foil-face
  • Elastomeric


  • Copper fins/tubes
  • Phenolic-coated
  • Stainless-steel end plates
  • Right, left or opposite-end connections
  • Freeze protection
  • Custom fin spacing

Drain Pains

  • Stainless-steel
  • Extended
  • Drip tray
  • Condensate float switch
  • Condensate pumps


  • Marine duty


  • Motors
    • 115, 208, 277
    • Single or three phase
    • 50 or 60Hz
    • Line or low voltage
  • Disconnects
    • Fused
    • Non-fused
  • Condensate float switch
  • Condensate pumps
  • Thermostats
  • UV Light
  • Controls
  • Flow Control


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