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Humidity Controls

17 results found that include 17 products

Humidity controls from Grainger provide a user-set dew point control of humidification, dehumidification or ventilation equipment. Selection includes wall mount and return duct mount styles, plug in outlets and plug in outlet with piggyback. Ranges adjust from 5 to 95%, 10 to 60%, 20 to 80% and 30 to 90% relative humidity (RH). Choose the size and style that fits your application. You'll find the brands you know and trust when you shop for a humidity control switches at Grainger.Close

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  • Dehumidifier Control,Plug In 120 V
    Dehumidifier Control,Plug In 120 V
    • TM

      Grainger Choice

    • DAYTON
    • Item # 1UHG2
    • Mfr. Model # 1UHG2
    • Dehumidifier Control, Plug In Outlet With Piggy Back, Adjustable Range 30 to 90% RH, Differential +/- 1 RH %,...More

  • Humidifier Control,Plug In,120 V
    Humidifier Control,Plug In,120 V
    • TM

      Grainger Choice

    • DAYTON
    • Item # 1UHG3
    • Mfr. Model # 1UHG3
    • Humidifier Control, Plug In Outlet With Piggy Back, Adjustable Range 30 to 90% RH, Differential +/- 1 RH %,...More

  • Ventilator Dehumidification Control
    Ventilator Dehumidification Control
    • HONEYWELL
    • Item # 2E574
    • Mfr. Model # H46C1166
    • Humidity Control, Mounting Location Switch Box, Adjustment Range 20 to 80 Percentage RH, Control Attic...More

  • Condensation Sensor,Toggle Switch,White
    Condensation Sensor,Toggle Switch,White
  • Humidifier/Dehumidifier Controller,120V
    Humidifier/Dehumidifier Controller,120V
    • TM

      Grainger Choice

    • DAYTON
    • Item # 1UHE2
    • Mfr. Model # 1UHE2
    • Humidifier/Dehumidifier Control, Wall Mount, Adjustable Range 30 to 90% RH, Differential +/- 1 RH %, Voltage...More

  • Humidifier/Dehumidifier Controller,24V
    Humidifier/Dehumidifier Controller,24V
    • HONEYWELL
    • Item # 3CHL5
    • Mfr. Model # DG115EZIAQ
    • Digital Humidifier/Dehumidifier Controller, Duct or Remote Mount Mounting, Adjustable Range 5 to 95 % RH,...More

  • Dehumidistat,120V,7.5 Amps
    Dehumidistat,120V,7.5 Amps
    • FANTECH
    • Item # 15W825
    • Mfr. Model # FH 20
    • Dehumidistat, Standard Gang Box Mounting, Adjustable Range 20 - 80 Percent RH, Differential (RH Percent) 4,...More

  • Humidistat, Intermediate, Rm H-Stat
    Humidistat, Intermediate, Rm H-Stat
    • JOHNSON CONTROLS
    • Item # 20XJ25
    • Mfr. Model # W43A-14C
    • Humidistat - Intermediate,Rm H-Stat, Vertical or Horizontal Mounting, Adjustable Range 0 Percent to 70...More

  • Dehumidistat, Wall or Duct Mount,24V
    Dehumidistat, Wall or Duct Mount,24V
    • HONEYWELL
    • Item # 3CHK4
    • Mfr. Model # H8908DSPST
    • Dehumidifier Controller, Wall or Return Duct Mounting, Adjustable Range 20 to 80 Percent RH, Differential (RH...More

  • Dehumidistat,115V,Plug In
    Dehumidistat,115V,Plug In
    • TJERNLUND
    • Item # 14U174
    • Mfr. Model # DH2P
    • Dehumidistat, Wall Mounting, Adjustable Range 20-80 Percent RH, Differential (RH Percent) 10, Voltage 115,...More

  • Hygrostat, 24-230V, DIN Rail Mounting
    Hygrostat, 24-230V, DIN Rail Mounting
    • RITTAL
    • Item # 6YDK6
    • Mfr. Model # 3118000
    • Hygrostat, DIN Rail Mounting, Adjustable Range 50 to 100 Percent RH, Differential (RH Percent) 4, Voltage...More

  • Humidity Control,Electric On/Off
    Humidity Control,Electric On/Off
  • Electronic Humidity Module
    Electronic Humidity Module
    • JOHNSON CONTROLS
    • Item # 36P686
    • Mfr. Model # W351AA-1C
    • Electronic Humidity Module, DIN Mounting, Voltage 20 to 30VAC, Switch Action Open/Close on Rise, Switch Type...More

  • Manual Humidity Controller,SPST,24V
    Manual Humidity Controller,SPST,24V
    • HONEYWELL
    • Item # 3CHL6
    • Mfr. Model # H8908ASPST
    • Manual Humidity Controller, Duct or Remote Mount Mounting, Differential 15 to 40 RH %, Voltage 24, Switch...More

  • Humidistat, Rm Humidistat
    Humidistat, Rm Humidistat
    • JOHNSON CONTROLS
    • Item # 20XJ24
    • Mfr. Model # W42AA-1C
    • Humidistat,Rm Humidistat, Standard Outlet Box Mounting, Adjustable Range 10 Percent to 90 Percent RH,...More

  • Humidity Stage Module
    Humidity Stage Module
    • JOHNSON CONTROLS
    • Item # 20XJ74
    • Mfr. Model # S351AA-1C
    • Humidity Stage Module, Humidification or Dehumidification, Switch Type SPDT, Number of Switches 1, Overall...More

  • Dehumidifier Control
    Dehumidifier Control
    • HONEYWELL
    • Item # 2E082
    • Mfr. Model # H46E1013
    • Dehumidifier Control, Mounting Location Wall, Adjustment Range 20 to 80 Percentage RH, Contact AC Voltage...More

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Note: Product availability is real-time basis and adjusted continuously. The product will be reserved for you when you complete your order. More