Controllers accurately measure and control the humidity level in your humidity or environmental chambers. Choose model 37700-02 to control both humidifier and dehumidifier, or 37700-03 to control humidity and display temperature.

Controllers accurately measure and control the humidity level in your humidity or environmental chambers. Model 37700-03 controls humidity and displays temperature.

Model 37700-03 activates with 0.1% deviation from the set point. It also has an RTD temperature sensor with a range of -40 to 140°F (-40 to 60°C). Controllers are housed in ABS plastic and are user-selectable for 115 or 230 VAC operation.