this switch monitors the pressure differential generated by the draft inducer motor

Reliable Actuation: 120V/60Hz Fail-safe normally closed operation prevents accidental flow during power loss

20 tons respectively

the York S1-02435264000 breaks the circuit

using this genuine Reznor 196362 replacement is essential for maintaining UL certification and original equipment performance

Trane WHL0624 Blower Wheel THPU32HP7Y this switch monitors the pressureThe Trane WHL0624 Blower Wheel is a precision engineered centrifugal fan component designed for high demand HVAC airflow replacement applications. This robust 15x11 unit features a 1 inch bore and is constructed from heavy duty galvanized steel to ensure structural integrity under the high static pressures common in commercial TCH and YCH series air handlers. For contractors performing a furnace blower wheel repair, this wheel serves as a direct OEM