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 HTRC3LI Room Humidity/ Temperature Transmitter, 3%, Viewable LCD, 4-20 mA output
Regular price $262.20 USDRegular priceSale price $262.20 USD -
Greystone HTRC2LVS Room RH/Temperature Transmitter, 2% RH, Viewable LCD, 0-5/0-10 Vdc, Override, OCC Input
Regular price $293.67 USDRegular priceSale price $293.67 USD -
Greystone HTRC2NIS Room Humidity/ Temperature Transmitter, 2%, Concealed LCD, 4-20 mA output, Override switch (Includes OCC input)
Regular price $267.52 USDRegular priceSale price $267.52 USD -
Greystone HTRC3LIS Room Humidity/ Temperature Transmitter, 3%, Viewable LCD, 4-20 mA output, Override switch (Includes OCC input)
Regular price $267.52 USDRegular priceSale price $267.52 USD -
Greystone HTRC2LIS Room Humidity/ Temperature Transmitter, 2%, Viewable LCD, 4-20 mA output, Override switch (Includes OCC input)
Regular price $293.67 USDRegular priceSale price $293.67 USD -
Greystone HTRC2LV Room Humidity/ Temperature Transmitter, 2%, Viewable LCD, 0-5 Vdc or 0-10 Vdc output - Menu-selectable
Regular price $288.44 USDRegular priceSale price $288.44 USD -
Greystone HTRC2NI Room Humidity/ Temperature Transmitter, 2%, Concealed LCD, 4-20 mA output
Regular price $262.20 USDRegular priceSale price $262.20 USD -
Greystone HTRC2LI Room Humidity/ Temperature Transmitter, 2%, Viewable LCD, 4-20 mA output
Regular price $288.44 USDRegular priceSale price $288.44 USD -
Greystone NTRCNRHRS Network Temp/RH Sensor, BACnet/Modbus, Concealed LCD, Relay, Override
Regular price $229.19 USDRegular priceSale price $229.19 USD -
Greystone NTRCNRHS Network Temp/RH Sensor, BACnet/Modbus, Concealed LCD, Override
Regular price $213.55 USDRegular priceSale price $213.55 USD -
Greystone NTRCNRHR (NTRC Series) Network Sensor w/ BACnet or Modbus Communications, Concealed, Temperature & Humidity, Relay Output
Regular price $223.99 USDRegular priceSale price $223.99 USD -
Greystone NTRCNRHPRS Network Temp/RH Sensor, BACnet/Modbus, Concealed LCD, Setpoint, Relay, Override
Regular price $234.44 USDRegular priceSale price $234.44 USD -
Greystone NTRCNRHPS Network Temp/RH Sensor, BACnet/Modbus, Concealed LCD, Setpoint, Override
Regular price $218.74 USDRegular priceSale price $218.74 USD -
Greystone NTRCNRHPR Network Temp/RH Sensor, BACnet/Modbus, Concealed LCD, Setpoint, Relay
Regular price $229.19 USDRegular priceSale price $229.19 USD -
Greystone NTRCNRHDRS Network Temp/RH Sensor, BACnet/Modbus, Concealed LCD, Digital Input, Relay, Override
Regular price $244.84 USDRegular priceSale price $244.84 USD -
Greystone NTRCNRHDR (NTRC Series) Network Sensor w/ BACnet or Modbus Communications, Concealed, Temperature & Humidity, Digital Input, Relay Output
Regular price $239.61 USDRegular priceSale price $239.61 USD -
Greystone NTRCNRHDS Network Temp/RH Sensor, BACnet/Modbus, Concealed LCD, Digital Input, Override
Regular price $229.19 USDRegular priceSale price $229.19 USD -
Greystone NTRCNRHD (NTRC Series) Network Sensor w/ BACnet or Modbus Communications, Concealed, Temperature & Humidity, Digital Input
Regular price $223.99 USDRegular priceSale price $223.99 USD -
Greystone NTRCNRHP Network Temp/RH Sensor, BACnet/Modbus, Concealed LCD, Setpoint
Regular price $213.55 USDRegular priceSale price $213.55 USD -
Greystone NTRCNRHDP Network Temp/RH Sensor, BACnet/Modbus, Concealed LCD, Digital Input, Setpoint
Regular price $229.19 USDRegular priceSale price $229.19 USD -
Greystone NTRCNRHDPR Network Temp/RH Sensor, BACnet/Modbus, Concealed LCD, Digital Input, Setpoint, Relay
Regular price $244.84 USDRegular priceSale price $244.84 USD -
Greystone NTRCNRHDPRS Network Temp/RH Sensor, BACnet/Modbus, Concealed LCD, Digital Input, Setpoint, Relay, Override
Regular price $250.08 USDRegular priceSale price $250.08 USD -
Greystone NTRCNRHDPS Network Temp/RH Sensor, BACnet/Modbus, Concealed LCD, Digital Input, Setpoint, Override
Regular price $234.44 USDRegular priceSale price $234.44 USD -
Greystone NTRCNRH (NTRC Series) Network Sensor w/ BACnet or Modbus Communications, Concealed, Temperature & Humidity
Regular price $208.37 USDRegular priceSale price $208.37 USD -
Greystone NTRCLRHR (NTRC Series) Network Sensor w/ BACnet or Modbus Communications, Viewable, Temperature & Humidity, Relay Output
Regular price $242.19 USDRegular priceSale price $242.19 USD -
Greystone NTRCLRHRS Network Temp/RH Sensor, BACnet/Modbus, Viewable LCD, Relay, Override
Regular price $247.42 USDRegular priceSale price $247.42 USD -
Greystone NTRCLRHS (NTRC Series) Network Sensor w/ BACnet or Modbus Communications, Viewable, Temperature & Humidity, Momentary Override Switch - N.O.
Regular price $231.76 USDRegular priceSale price $231.76 USD -
Greystone NTRCLRHPRS Network Temp/RH Sensor, BACnet/Modbus, Viewable LCD, Setpoint, Relay, Override
Regular price $252.62 USDRegular priceSale price $252.62 USD -
Greystone NTRCLRHP Network Temp/RH Sensor, BACnet/Modbus, Viewable LCD, Setpoint
Regular price $231.76 USDRegular priceSale price $231.76 USD -
Greystone NTRCLRHPR Network Temp/RH Sensor, BACnet/Modbus, Viewable LCD, Setpoint, Relay
Regular price $247.42 USDRegular priceSale price $247.42 USD -
Greystone NTRCLRHPS Network Temp/RH Sensor, BACnet/Modbus, Viewable LCD, Setpoint, Override
Regular price $237.03 USDRegular priceSale price $237.03 USD -
Greystone NTRCLRHDPS Network Temp/RH Sensor, BACnet/Modbus, Viewable LCD, Digital Input, Setpoint, Override
Regular price $252.62 USDRegular priceSale price $252.62 USD -
Greystone NTRCLRHDS Network Temp/RH Sensor, BACnet/Modbus, Viewable LCD, Digital Input, Override
Regular price $247.42 USDRegular priceSale price $247.42 USD -
Greystone NTRCLRHDRS Network Temp/RH Sensor, BACnet/Modbus, Viewable LCD, Digital Input, Relay, Override
Regular price $263.05 USDRegular priceSale price $263.05 USD -
Greystone NTRCLRHDP Network Temp/RH Sensor, BACnet/Modbus, Viewable LCD, Digital Input, Setpoint
Regular price $247.42 USDRegular priceSale price $247.42 USD -
Greystone NTRCLRHDR (NTRC Series) Network Sensor w/ BACnet or Modbus Communications, Viewable, Temperature & Humidity, Digital Input, Relay Output
Regular price $257.85 USDRegular priceSale price $257.85 USD -
Greystone NTRCLRHDPRS Network Temp/RH Sensor, BACnet/Modbus, Viewable LCD, Digital Input, Setpoint, Relay, Override
Regular price $268.29 USDRegular priceSale price $268.29 USD -
Greystone NTRCLRHD (NTRC Series) Network Sensor w/ BACnet or Modbus Communications, Viewable, Temperature & Humidity, Digital Input
Regular price $242.19 USDRegular priceSale price $242.19 USD -
Greystone NTRCLRH (NTRC Series) Network Sensor w/ BACnet or Modbus Communications, Viewable, Temperature & Humidity
Regular price $226.57 USDRegular priceSale price $226.57 USD -
Greystone NTRCLRHDPR Network Temp/RH Sensor, BACnet/Modbus, Viewable LCD, Digital Input, Setpoint, Relay
Regular price $263.05 USDRegular priceSale price $263.05 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 RH Transmitter, 2%, 2,252 ohm 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 RH Transmitter, 2%, 10,000 ohm Type 3 Thermistor, 0-10K Slide 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 RH Transmitter, 2%, 3,000 ohm Thermistor, 0-10K Slide Pot, Override Switch
Regular price $201.79 USDRegular priceSale price $201.79 USD