Jackson Systems

GeneralAire GFX4 Automatic Digital Humidistat, Highly Accurate

BRAND: GeneralAire SKU: GFX4


MSRP: $276.49
You save 61%

Automatic Digital Humidistat with Outdoor Sensor


Ships By July 31


General Aire GFX4 Automatic Digital Humidistat. Automatically adjust your humidity level by reading outdoor temperatures when you install the included Outdoor Sensor or control your humidity levels manually. Simply don’t install the Outdoor Sensor.

  • Controls Furnace Blower Motor
  • Highly Accurate
  • Backlit Display
  • Outdoor Sensor Included
  • Easy Installation
  • Wall or Duct Mount
  • The GFX4 includes all the same features as the GFX3 but will also control the furnace blower motor. Maintain more consistent humidity levels with the GFX4.
  • easy-to-read and understand LCD Readout Display.
  • Voltage: 18-30 VAC, 60 Hz
  • Switching load: 1 amp maximum 30 volt
  • Dimensions (inches): 3 3/4 H x 31/2 W
  • Outdoor Sensor Length (feet/meters): 200 / 61
  • Accuracy: RH (77°F/25°C) 10%-90% +/-3%RH
  • Accuracy drift per year: +/- 0.5%RH
  • Accuracy indoor temperature: +/- 2F / -1C
  • Relay close: setting -1%RH
  • Relay open: setting =1%RH
  • Auto mode: Control range: 10% – 60%RH
  • Manual mode: Control range: 10% – 75%RH
  • Warranty: 1 Year


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