York S1-025-43201-000 Switch 320074-702 Advanced Flood Prevention: Highly sensitive

Advanced Flood Prevention: Highly sensitive mechanical float detects subtle rises in water levels to proactively kill power before ventilation system leakage occurs

Universal Compatibility: Fully interchangeable with part number 93G9101 and compatible with multiple brands including Allied and Armstrong

and motor control with industrial-grade reliability

Designed for longevity and high close-off pressure ratings

The P70AB-12 is the manufacturer-recommended direct replacement for P70AB-47 and P70AB-41

York S1-025-43201-000 Switch 320074-702 Advanced Flood Prevention: Highly sensitiveThe York S1 025 43201 000 is an essential OEM HVAC limit switch engineered for precision thermal regulation in heating systems. Featuring a Single Pole Single Throw (SPST) configuration, this electromechanical component is calibrated for a specific 26F open and 38F close thermal operational range. Designed as a critical furnace replacement part, it monitors internal temperatures to prevent overheating, ensuring the system operates within safe