Smith 100170643 Thermostat Control Board is a critical OEM replacement part engineered for high-efficiency CB 045-260 hydronic boilers

Automatic Reset

Key Benefits: Arc-Over Protection: Prevents electrical bridging between terminals and the compressor shell

it does not rely on Automatic Background Calibration (ABC) logic

Common Questions: What capacitor is required for the Heil 1083045 motor

Air Xchange 18180039 Drive Belt 30067439-890 Smith 100170643 Thermostat Control BoardThe Air Xchange 18180039 Drive Belt is a precision engineered 0. 125 inch round drive belt designed for high performance HVAC energy recovery ventilation systems. This OEM replacement part is specifically optimized for use in AirXchange ERC 25 wheels, where it facilitates the critical transfer of rotational force from the motor to the blower wheel. Manufactured from robust, stretch resistant materials, this energy recovery wheel belt ensures