Collection: Humidity: Room
Room humidity sensors monitor relative humidity (RH) levels in occupied spaces, providing accurate measurements to building automation systems for automatic control of HVAC equipment, ventilation fans, and smart thermostats. Maintaining proper indoor humidity levels prevents mold growth, protects building materials, reduces health issues such as dry sinuses and respiratory irritation, and optimizes energy consumption. Used in commercial offices, schools, hospitals, and other occupied facilities, room humidity sensors are a key component of healthy and efficient indoor environments. We carry room humidity sensors from leading manufacturers including Greystone and Senva.
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Greystone RH100B03 3% Room designer humidity c/w 24 Vac/dc supply & jumper selectable outputs.
Regular price $148.34 USDRegular priceSale price $148.34 USD -
Greystone HRC2NT8S Room Humidity Transmitter 2% c/w 24 Vac/dc supply, jumper selectable outputs, 2.252K ohm temp sensor, override switch.
Regular price $200.66 USDRegular priceSale price $200.66 USD -
Greystone HRC2NT8PS Room Humidity Transmitter 2% c/w 24 Vac/dc supply, jumper selectable outputs, 2.252K ohm temp sensor, 0-10K slide pot, override switch.
Regular price $206.19 USDRegular priceSale price $206.19 USD -
Greystone HRC2NT8P Room Humidity Transmitter 2% c/w 24 Vac/dc supply, jumper selectable outputs, 2.252K ohm temp sensor, 0-10K slide pot.
Regular price $200.66 USDRegular priceSale price $200.66 USD -
Greystone HRC2NT8 Room Humidity Transmitter 2% c/w LCD, 24 Vac/dc supply, jumper selectable outputs, 2.252K ohm temp sensor.
Regular price $195.23 USDRegular priceSale price $195.23 USD -
Greystone HRC2NT7S Room Humidity Transmitter 2% c/w 24 Vac/dc supply, jumper selectable outputs, 10,000 ohm type 3 thermistor, override switch.
Regular price $196.97 USDRegular priceSale price $196.97 USD -
Greystone HRC2NT7PS Room Humidity Transmitter 2% c/w 24 Vac/dc supply, jumper selectable outputs, 10,000 ohm type 3 thermistor, 0-10K slkide pot, override switch.
Regular price $202.49 USDRegular priceSale price $202.49 USD -
Greystone HRC2NT7P Room Humidity Transmitter 2% c/w 24 Vac/dc supply, jumper selectable outputs, 10,000 ohm type 3 thermistor, 0-10K slide pot.
Regular price $196.97 USDRegular priceSale price $196.97 USD -
Greystone HRC2NT6S Room Humidity Transmitter 2% c/w 24 Vac/dc supply, jumper selectable outputs, 10,000 ohm type 3 thermistor.
Regular price $191.49 USDRegular priceSale price $191.49 USD -
Greystone HRC2NT6S Room Humidity Transmitter 2% c/w 24 Vac/dc supply, jumper selectable outputs, 3,000 ohm thermistor, override switch.
Regular price $196.30 USDRegular priceSale price $196.30 USD -
Greystone HRC2NT6PS Room Humidity Transmitter 2% c/w 24 Vac/dc supply, jumper selectable outputs, 3,000 ohm thermistor, 0-10K slkide pot, override switch.
Regular price $201.79 USDRegular priceSale price $201.79 USD -
Greystone HRC2NT6P Room Humidity Transmitter 2% c/w 24 Vac/dc supply, jumper selectable outputs, 13,000 ohm thermistor, 0-10K slide pot.
Regular price $196.30 USDRegular priceSale price $196.30 USD -
Greystone HRC2NT6 Room Humidity Transmitter 2% c/w 24 Vac/dc supply, jumper selectable outputs, 3,000 ohm thermistor.
Regular price $190.83 USDRegular priceSale price $190.83 USD -
Greystone HRC2NT5S Room Humidity Transmitter 2% c/w 24 Vac/dc supply, jumper selectable outputs, 1,800 ohm thermistor, override switch.
Regular price $196.30 USDRegular priceSale price $196.30 USD -
Greystone HRC2NT5PS Room Humidity Transmitter 2% c/w 24 Vac/dc supply, jumper selectable outputs, 1,800 ohm thermistor, 0-10K slkide pot, override switch.
Regular price $201.79 USDRegular priceSale price $201.79 USD -
Greystone HRC2NT5P Room Humidity Transmitter 2% c/w 24 Vac/dc supply, jumper selectable outputs, 1,800 ohm thermistor, 0-10K slide pot.
Regular price $196.30 USDRegular priceSale price $196.30 USD -
Greystone HRC2NT5 Room Humidity Transmitter 2% c/w 24 Vac/dc supply, jumper selectable outputs, 1,800 ohm thermistor.
Regular price $190.83 USDRegular priceSale price $190.83 USD -
Greystone HRC2NT2S Room Humidity Transmitter 2% c/w 24 Vac/dc supply, jumper selectable outputs, PT100 ohm temp sensor override switch.
Regular price $200.66 USDRegular priceSale price $200.66 USD -
Greystone HRC2NT2PS Room Humidity Transmitter 2% c/w 24 Vac/dc supply, jumper selectable outputs, PT100 ohm temp sensor, 0-10K slide pot, override switch.
Regular price $206.19 USDRegular priceSale price $206.19 USD -
Greystone HRC2NT2P Room Humidity Transmitter 2% c/w 24 Vac/dc supply, jumper selectable outputs, PT100 ohm temp sensor, 0-10K slide pot.
Regular price $200.66 USDRegular priceSale price $200.66 USD -
Greystone HRC2NT24S Room Humidity Transmitter 2% c/w 24 Vac/dc supply, jumper selectable outputs, 10,000 ohm type 2 thermistor, override switch.
Regular price $196.30 USDRegular priceSale price $196.30 USD -
Greystone HRC2NT24PS Room Humidity Transmitter 2% c/w 24 Vac/dc supply, jumper selectable outputs, 10,000 ohm type 2 thermistor, 0-10K slkide pot, override switch.
Regular price $201.79 USDRegular priceSale price $201.79 USD -
Greystone HRC2NT24P Room Humidity Transmitter 2% c/w 24 Vac/dc supply, jumper selectable outputs, 10,000 ohm type 2 thermistor, 0-10K slide pot.
Regular price $196.30 USDRegular priceSale price $196.30 USD -
Greystone HRC2NT24 Room Humidity Transmitter 2% c/w 24 Vac/dc supply, jumper selectable outputs, 10,000 ohm type 2 thermistor.
Regular price $190.83 USDRegular priceSale price $190.83 USD -
Greystone HRC2NT20S Room Humidity Transmitter 2% c/w 24 Vac/dc supply, jumper selectable outputs, 20,000 ohm thermistor, override switch.
Regular price $196.30 USDRegular priceSale price $196.30 USD -
Greystone HRC2NT20PS Room Humidity Transmitter 2% c/w 24 Vac/dc supply, jumper selectable outputs, 20,000 ohm thermistor, 0-10K slkide pot, override switch.
Regular price $201.79 USDRegular priceSale price $201.79 USD -
Greystone HRC2NT20P Room Humidity Transmitter 2% c/w 24 Vac/dc supply, jumper selectable outputs, 20,000 ohm thermistor, 0-10K slide pot.
Regular price $196.30 USDRegular priceSale price $196.30 USD -
Greystone HRC2NT20 Room Humidity Transmitter 2% c/w 24 Vac/dc supply, jumper selectable outputs, 20,000 ohm thermistor.
Regular price $190.83 USDRegular priceSale price $190.83 USD -
Greystone HRC2NT2 Room Humidity Transmitter 2% c/w LCD, 24 Vac/dc supply, jumper selectable outputs, PT100 ohm temp sensor.
Regular price $195.23 USDRegular priceSale price $195.23 USD -
Greystone HRC2NT14S Room Humidity Transmitter 2% c/w 24 Vac/dc supply, jumper selectable outputs, 10,000 ohm type 3 temp sensor with 11k shunt resistor, override switch.
Regular price $200.66 USDRegular priceSale price $200.66 USD -
Greystone HRC2NT14PS Room Humidity Transmitter 2% c/w 24 Vac/dc supply, jumper selectable outputs, 10,000 ohm type 3 temp sensor with 11k shunt resistor, 0-10K slide pot, override switch.
Regular price $206.19 USDRegular priceSale price $206.19 USD -
Greystone HRC2NT14 Room Humidity Transmitter 2% c/w 24 Vac/dc supply, jumper selectable outputs, 10,000 ohm type 3 temp sensor with 11k shunt resistor, 0-10K slide pot.
Regular price $200.66 USDRegular priceSale price $200.66 USD -
Greystone HRC2NT14 Room Humidity Transmitter 2% c/w 24 Vac/dc supply, jumper selectable outputs, 10,000 ohm type 3 temp sensor with 11k shunt resistor.
Regular price $195.23 USDRegular priceSale price $195.23 USD -
Greystone HRC2NT13S Room Humidity Transmitter 2% c/w 24 Vac/dc supply, jumper selectable outputs, PT1000 ohm nickel temp sensor override switch.
Regular price $200.66 USDRegular priceSale price $200.66 USD -
Greystone HRC2NT13PS Room Humidity Transmitter 2% c/w 24 Vac/dc supply, jumper selectable outputs, PT1000 ohm nickel temp sensor, 0-10K slide pot, override switch.
Regular price $206.19 USDRegular priceSale price $206.19 USD -
Greystone HRC2NT13P Room Humidity Transmitter 2% c/w 24 Vac/dc supply, jumper selectable outputs, PT1000 ohm nickel temp sensor, 0-10K slide pot.
Regular price $200.66 USDRegular priceSale price $200.66 USD -
Greystone HRC2NT13 Room Humidity Transmitter 2% c/w 24 Vac/dc supply, jumper selectable outputs, PT1000 ohm nickel temp sensor,
Regular price $195.23 USDRegular priceSale price $195.23 USD -
Greystone HRC2NT12S Room Humidity Transmitter 2% c/w 24 Vac/dc supply, jumper selectable outputs, PT1000 ohm temp sensor override switch.
Regular price $201.35 USDRegular priceSale price $201.35 USD -
Greystone HRC2NT12PS Room Humidity Transmitter 2% c/w 24 Vac/dc supply, jumper selectable outputs, PT1000 ohm temp sensor, 0-10K slide pot, override switch.
Regular price $206.90 USDRegular priceSale price $206.90 USD -
Greystone HRC2NT12P Room Humidity Transmitter 2% c/w 24 Vac/dc supply, jumper selectable outputs, PT1000 ohm temp sensor, 0-10K slide pot.
Regular price $201.35 USDRegular priceSale price $201.35 USD -
Greystone HRC2NT12 Room Humidity Transmitter 2% c/w 24 Vac/dc supply, jumper selectable outputs, PT1000 ohm temp sensor.
Regular price $195.91 USDRegular priceSale price $195.91 USD -
Greystone HRC2N Room Humidity Transmitter 2% , 24 Vac/dc supply, jumper selectable outputs,
Regular price $182.93 USDRegular priceSale price $182.93 USD -
Greystone HRC2LT8S Room Humidity Transmitter 2% c/w 24 Vac/dc supply, jumper selectable outputs, LCD display, 2.252K ohm temp sensor, override switch.
Regular price $226.70 USDRegular priceSale price $226.70 USD -
Greystone HRC2LT8PS Room Humidity Transmitter 2% c/w 24 Vac/dc supply, jumper selectable outputs, LCD display, 2.252K ohm temp sensor, 0-10K slide pot, override switch.
Regular price $232.22 USDRegular priceSale price $232.22 USD -
Greystone HRC2LT8P Room Humidity Transmitter 2% c/w 24 Vac/dc supply, jumper selectable outputs, LCD display, 2.252K ohm temp sensor, 0-10K slide pot.
Regular price $226.70 USDRegular priceSale price $226.70 USD -
Greystone HRC2LT8 Room Humidity Transmitter 2% c/w LCD, 24 Vac/dc supply, jumper selectable outputs, LCD display, 2.252K ohm temp sensor.
Regular price $221.26 USDRegular priceSale price $221.26 USD -
Greystone HRC2LT7S Room Humidity Transmitter 2% c/w 24 Vac/dc supply, jumper selectable outputs, LCD display, 10,000 ohm type 3 thermistor, override switch.
Regular price $223.09 USDRegular priceSale price $223.09 USD -
Greystone HRC2LT7PS Room Humidity Transmitter 2% c/w 24 Vac/dc supply, jumper selectable outputs, LCD display, 10,000 ohm type 3 thermistor, 0-10K slkide pot, override switch.
Regular price $228.61 USDRegular priceSale price $228.61 USD -
Greystone HRC2LT7 Room Humidity Transmitter 2% c/w 24 Vac/dc supply, jumper selectable outputs, LCD display, 10,000 ohm type 3 thermistor, 0-10K slide pot.
Regular price $223.09 USDRegular priceSale price $223.09 USD -
Greystone HRC2LT7 Room Humidity Transmitter 2% c/w 24 Vac/dc supply, jumper selectable outputs, LCD display, 10,000 ohm type 3 thermistor.
Regular price $217.60 USDRegular priceSale price $217.60 USD