Key Benefits Optimized Heat Distribution: Precisely delays blower activation until the heat exchanger is sufficiently primed

This is a non-bleed port design

these are the same part numbers used interchangeably across different York and Johnson Controls distribution networks

the TK-4001 provides the reliability veteran HVAC technicians expect from the Barber Colman legacy

Heil Quaker ICP 1177768 Pressure Switch 318973-401 Key Benefits Optimized Heat Distribution:The Heil Quaker ICP 1177768 Pressure Switch is a critical OEM replacement part engineered for International Comfort Products (ICP) HVAC equipment. This dual pressure switch is designed to monitor atmospheric and combustion pressure differentials, ensuring the inducer motor and burner assembly operate within precise safety parameters. As a genuine ICP 1177768 component, it eliminates the calibration risks associated with universal alternatives,