The GeneralAire 7065 is the correct replacement thermohygrometer for the following humidifier models:
The GeneralAire 610 Digital Thermohygrometer is an instrument used to measure the moisture content or humidity of your home or office. The 610 digital thermo hygrometer is compatible for use with the GeneralAire Elite Steam Humidifier models DS50 and DS50LC. The GeneralAire 610 is a very accurate tool and is a genuine DS50 replacement part.
GeneralAire 610 Digital Thermohygrometer specifications: