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    • Home
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    • Categories
      • Temperature Sensors
        • Thermostats
        • Duct / Duct Averaging
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        • Room
      • Pressure Devices
        • Industrial
        • Differential
        • Refrigeration
        • Pressure Controls
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        • Room Humidity
        • Humidistats
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        • Controllers
        • Refrigerant Detection
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        • Accessories
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        • IAQ (Indoor Air Quality)
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    • Digital thermostat with a white background

      Greystone SPC04I02S 2% Humidity/temp transmitter c/w setpoint control, Microprocessor based 4-20mA outputs for both Room humidity / temp and temp setpoint control c/w momentary push button (override)

      Greystone SPC04I02S 2% Humidity/temp transmitter c/w setpoint control, Microprocessor based 4-20mA outputs for both Room humidity / temp and temp setpoint control c/w momentary push button (override)

      Regular price $266.51 USD
      Regular price Sale price $266.51 USD
    • White wall sensor with 'Greystone' branding on a gradient background

      Greystone RH100B02B 2% Room designer humidity c/w 24 Vac/dc supply, 10,000 ohm type 3 thermistor c/w 11K shunt resistor & jumper selectable outputs.

      Greystone RH100B02B 2% Room designer humidity c/w 24 Vac/dc supply, 10,000 ohm type 3 thermistor c/w 11K shunt resistor & jumper selectable outputs.

      Regular price $195.23 USD
      Regular price Sale price $195.23 USD
    • White digital thermostat with display on a gray background

      Greystone CDD3A100RH Room Carbon Dioxide Sensor w/ BACnet Communications, Concealed LCD, CO2, Humidity & Temperature

      Greystone CDD3A100RH Room Carbon Dioxide Sensor w/ BACnet Communications, Concealed LCD, CO2, Humidity & Temperature

      Regular price $574.17 USD
      Regular price Sale price $574.17 USD
    • Digital thermostat with a white background

      Greystone SPC06V02S 2% Humidity/temp transmitter c/w setpoint control, Microprocessor based 0-10Vdc outputs for both Room humidity / temp and humidity / temp setpoint control c/w momentary push button (override)

      Greystone SPC06V02S 2% Humidity/temp transmitter c/w setpoint control, Microprocessor based 0-10Vdc outputs for both Room humidity / temp and humidity / temp setpoint control c/w momentary push button (override)

      Regular price $279.65 USD
      Regular price Sale price $279.65 USD
    • White wall sensor with 'Greystone' branding on a gradient background

      Greystone RH100B05K 5% Room designer humidity c/w 24 Vac/dc supply, 20K thermistor & jumper selectable outputs.

      Greystone RH100B05K 5% Room designer humidity c/w 24 Vac/dc supply, 20K thermistor & jumper selectable outputs.

      Regular price $130.27 USD
      Regular price Sale price $130.27 USD
    • White wall sensor with 'Greystone' branding on a gradient background

      Greystone RH100B05C 5% Room designer humidity c/w 24 Vac/dc supply, 1K RTD & jumper selectable outputs.

      Greystone RH100B05C 5% Room designer humidity c/w 24 Vac/dc supply, 1K RTD & jumper selectable outputs.

      Regular price $134.76 USD
      Regular price Sale price $134.76 USD
    • White Greystone wall switch on a beige background

      Greystone TE500AD121A2 Designer Room transmitter, c/w 24 Vac/dc supply, 4-20mA output and 0-50C(32-122F) range.

      Greystone TE500AD121A2 Designer Room transmitter, c/w 24 Vac/dc supply, 4-20mA output and 0-50C(32-122F) range.

      Regular price $85.45 USD
      Regular price Sale price $85.45 USD
    • White wall sensor with 'Greystone' branding on a gradient background

      Greystone RH100B03M 3% Room designer humidity c/w 24 Vac/dc supply, 1000 ohm nickel RTD & jumper selectable outputs.

      Greystone RH100B03M 3% Room designer humidity c/w 24 Vac/dc supply, 1000 ohm nickel RTD & jumper selectable outputs.

      Regular price $156.17 USD
      Regular price Sale price $156.17 USD
    • White wall sensor with 'Greystone' branding on a gradient background

      Greystone RH100B05G 5% Room designer humidity c/w 24 Vac/dc supply, 2.252 K ohm therrmistor & jumper selectable outputs.

      Greystone RH100B05G 5% Room designer humidity c/w 24 Vac/dc supply, 2.252 K ohm therrmistor & jumper selectable outputs.

      Regular price $134.76 USD
      Regular price Sale price $134.76 USD
    • White wall sensor with 'Greystone' branding on a gradient background

      Greystone RH100B03C 3% Room designer humidity c/w 24 Vac/dc supply, 1K RTD & jumper selectable outputs.

      Greystone RH100B03C 3% Room designer humidity c/w 24 Vac/dc supply, 1K RTD & jumper selectable outputs.

      Regular price $156.17 USD
      Regular price Sale price $156.17 USD
    • Digital thermostat with Greystone branding on a white background

      Greystone TSPC14PEFS Microprocessor based Temperature Sensor with LCD display

      Greystone TSPC14PEFS Microprocessor based Temperature Sensor with LCD display

      Regular price $159.92 USD
      Regular price Sale price $159.92 USD
    • White wall sensor with 'Greystone' branding on a gradient background

      Greystone RH100B05L 5% Room designer humidity c/w 24 Vac/dc supply, 100 ohm RTD & jumper selectable outputs.

      Greystone RH100B05L 5% Room designer humidity c/w 24 Vac/dc supply, 100 ohm RTD & jumper selectable outputs.

      Regular price $134.76 USD
      Regular price Sale price $134.76 USD
    • Digital thermostat with a white background

      Greystone SPC01I03 3% Humidity Transmitter c/w setpoint control, Microprocessor based 4-20mA outputs for both Room humidity and setpoint

      Greystone SPC01I03 3% Humidity Transmitter c/w setpoint control, Microprocessor based 4-20mA outputs for both Room humidity and setpoint

      Regular price $169.91 USD
      Regular price Sale price $169.91 USD
    • White wall sensor with 'Greystone' branding on a gradient background

      Greystone RH100B02M 2% Room designer humidity c/w 24 Vac/dc supply, 1000 ohm nickel RTD & jumper selectable outputs.

      Greystone RH100B02M 2% Room designer humidity c/w 24 Vac/dc supply, 1000 ohm nickel RTD & jumper selectable outputs.

      Regular price $195.23 USD
      Regular price Sale price $195.23 USD
    • White wall sensor with 'Greystone' branding on a gradient background

      Greystone RH100B02G 2% Room designer humidity c/w 24 Vac/dc supply, 2.252 K ohm therrmistor & jumper selectable outputs.

      Greystone RH100B02G 2% Room designer humidity c/w 24 Vac/dc supply, 2.252 K ohm therrmistor & jumper selectable outputs.

      Regular price $195.23 USD
      Regular price Sale price $195.23 USD
    • Digital thermostat with Greystone branding on a white background

      Greystone TSPC13PEFS Microprocessor based Temperature Sensor with LCD display

      Greystone TSPC13PEFS Microprocessor based Temperature Sensor with LCD display

      Regular price $167.12 USD
      Regular price Sale price $167.12 USD
    • White wall sensor with 'Greystone' branding on a gradient background

      Greystone RH100B03E 3% Room designer humidity c/w 24 Vac/dc supply, 3000 ohm thermistor & jumper selectable outputs.

      Greystone RH100B03E 3% Room designer humidity c/w 24 Vac/dc supply, 3000 ohm thermistor & jumper selectable outputs.

      Regular price $157.18 USD
      Regular price Sale price $157.18 USD
    • White wall sensor with 'Greystone' branding on a gradient background

      Greystone RH100B02J 2% Room designer humidity c/w 24 Vac/dc supply, 10,000 ohm type 2 thermistor & jumper selectable outputs.

      Greystone RH100B02J 2% Room designer humidity c/w 24 Vac/dc supply, 10,000 ohm type 2 thermistor & jumper selectable outputs.

      Regular price $190.83 USD
      Regular price Sale price $190.83 USD
    • Digital thermostat with Greystone branding on a white background

      Greystone TSPC12PF Room Temperature Sensor, LCD, 1,000 ohm Platinum RTD, Setpoint, Fan Switch

      Greystone TSPC12PF Room Temperature Sensor, LCD, 1,000 ohm Platinum RTD, Setpoint, Fan Switch

      Regular price $157.99 USD
      Regular price Sale price $157.99 USD
    • Digital thermostat with a white background

      Greystone SPC05I03 3% Humidity/temp transmitter c/w setpoint control, Microprocessor based 4-20mA outputs for both Room humidity / temp and humidity setpoint control

      Greystone SPC05I03 3% Humidity/temp transmitter c/w setpoint control, Microprocessor based 4-20mA outputs for both Room humidity / temp and humidity setpoint control

      Regular price $222.17 USD
      Regular price Sale price $222.17 USD
    • Digital thermostat with a white background

      Greystone SPC06V03S 3% Humidity/temp transmitter c/w setpoint control, Microprocessor based 0-10Vdc outputs for both Room humidity / temp and humidity / temp setpoint control c/w momentary push button (override)

      Greystone SPC06V03S 3% Humidity/temp transmitter c/w setpoint control, Microprocessor based 0-10Vdc outputs for both Room humidity / temp and humidity / temp setpoint control c/w momentary push button (override)

      Regular price $240.43 USD
      Regular price Sale price $240.43 USD
    • White wall sensor with 'Greystone' branding on a gray background

      Greystone TE200AD13 Designer Room, 1,000 ohm Nickel RTD

      Greystone TE200AD13 Designer Room, 1,000 ohm Nickel RTD

      Regular price $42.24 USD
      Regular price Sale price $42.24 USD
    • White wall sensor with 'Greystone' branding on a gradient background

      Greystone RH100B05E 5% Room designer humidity c/w 24 Vac/dc supply, 3000 ohm thermistor & jumper selectable outputs.

      Greystone RH100B05E 5% Room designer humidity c/w 24 Vac/dc supply, 3000 ohm thermistor & jumper selectable outputs.

      Regular price $130.27 USD
      Regular price Sale price $130.27 USD
    • White wall sensor with 'Greystone' branding on a gradient background

      Greystone RH100B05J 5% Room designer humidity c/w 24 Vac/dc supply, 10,000 ohm type 2 thermistor & jumper selectable outputs.

      Greystone RH100B05J 5% Room designer humidity c/w 24 Vac/dc supply, 10,000 ohm type 2 thermistor & jumper selectable outputs.

      Regular price $130.27 USD
      Regular price Sale price $130.27 USD
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