York S1-031-09199-000 Thermistor Sensor Els PW 17895 the Lennox 42J03 ensures that

the Lennox 42J03 ensures that your heating equipment operates within manufacturer-specified safety parameters

you should always match the horsepower rating and the specific York part number found on the original equipment nameplate to ensure the system’s CFM and static pressure requirements are met

ensuring that the burner ignition sequence only initiates when the inducer fan establishes optimal airflow

Precise OEM Specifications: Guarantees a direct fit and proper electrical sequencing

and weather resistant

York S1-031-09199-000 Thermistor Sensor Els PW 17895 the Lennox 42J03 ensures thatThe York S1 031 09199 000 Thermistor Sensor is a precision engineered 10k ohm NTC temperature sensor designed for accurate thermal feedback in York and Johnson Controls HVAC systems. This OEM heating and cooling replacement part provides critical resistance data to the control board to manage refrigerant flow, air delivery, and system cycling. Field technicians rely on this HVAC thermistor replacement for its specific resistance curve, ensuring that