York S1-025-49148-000 Sensor 321702-401 Inverted flare connections

Inverted flare connections

veteran technicians usually recommend a full replacement of the A-4400-607 to ensure reliable operation

a full replacement with this 40A contactor is recommended to prevent compressor failure

Universal Compatibility: Supports both 2-pipe and 4-pipe fan coil configurations with adjustable deadbands

York S1-025-49148-000 Sensor 321702-401 Inverted flare connectionsThe York S1 025 49148 000 is an OEM 1 2 inch clip on temperature sensor designed for precise thermal monitoring in residential and commercial HVAC units. Engineered to integrate seamlessly with Johnson Controls and York air handlers and heat pumps, this thermistor assembly mounts directly onto copper refrigerant lines or headers to provide real time feedback to the control board. For contractors troubleshooting refrigeration cycles or defrost