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 37700-02 controls both humidifier and dehumidifier.

Model 37700-02 automatically activates if the humidity level deviates more than 0.5% from set point. Controllers are housed in ABS plastic and are user-selectable for 115 or 230 VAC operation.