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Products Residential Whole-House Indoor Air Quality Solutions and Oil Filter Products

MHX3C Wall or Duct Mount Humidistat

GFI#: 7038
Price: $70.93

Diagrams and Brochures


Ref # GFI # Part Name Image Qty Req'd Price
7058 867.jpg 1 $8.12
Qty: Add
7061 868.jpg 1 $8.12
Qty: Add
7053 866.jpg 1 $32.68
Qty: Add



  • Humidity range:  10% - 75%
  • 30 VAC, 60 VAC
  • Power (volts):   24
  • Duct cutout dimensions (inches):  1 1/4 H x 2 1/4 W
  • Warranty (years):  1


  • Manual control.
  • Contemporary design.
  • Solid construction
  • Accurate control sensor.
  • Blank cover version for custom labeling.
  • Easy installation!
  • Mount on wall (or duct!) with pre-installed / included WMH3 - Wall Mount Housing.  
  • May be used as a de-humidistat with purchase of optional DHD3 (GFI #7061) Dial.
  • May also be mounted on duct with purchase of optional DMP3 (GFI #7154) Duct Mount Plate.

GeneralAire® offers a wide variety of residential whole-house indoor air quality solutions using the latest in indoor air technology.

Installed in your home's HVAC system by a qualified HVAC contractor, GeneralAire® IAQ products protect you and your family by ensuring clean, healthy and comfortable indoor air quality throughout your home.

MHX3C Wall or Duct Mount Humidistat - Indoor Air Quality: Oil Filters & Ventilators | General Filters - filter-example
  • Professional Installation Only
  • Not Sold In Retail Outlets
  • Sold Only by Approved Wholesalers
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