York S1-024-39706-000 Switch 30067439-890 Key Benefits for Contactors Universal

Key Benefits for Contactors Universal Compatibility: Works with almost any 24V thermostat and operates 2nd and 3rd stage equipment via thermostat call or internal adjustable staging timers

Engineers and contractors value this model for its universal mounting bracket and telescoping linkage

supporting modern high-pressure refrigerants

How do I adjust the safety timings

Veteran contractors rely on the 100163258 bypass kit to restore factory-spec hydraulic resistance

York S1-024-39706-000 Switch 30067439-890 Key Benefits for Contactors UniversalThe York S1 024 39706 000 Switch is a critical safety component engineered for precise furnace air pressure switch monitoring in residential and light commercial equipment. This OEM York replacement part features a Single Pole Normally Open (SPNO) contact configuration and is factory calibrated to actuate at 0. 10" WC on fall. Designed for high efficiency natural gas furnaces, including specific models in the TM9E series, this 0. 10" WC pressure