York S1-025-26339-001 Limit Switch Common Questions Is the A22181-1

Common Questions Is the A22181-1 compatible with stainless steel inverted bucket traps

this switch ensures that the system fails safe long before internal components reach critical thermal instability

including R-410A and R-134a

The Johnson Controls VA-4233-601 Hardware Kit is an essential field-replacement assembly engineered for the VA-4233 Actuator Series

including models 206A

York S1-025-26339-001 Limit Switch Common Questions Is the A22181-1The York S1 025 26339 001 Limit Switch is a primary safety component engineered for precise thermal monitoring in residential and light commercial forced air systems. This 100 250F auto limit switch features an automatic reset mechanism, designed to break the 24V control circuit if the heat exchanger plenum exceeds the calibrated 250F threshold. As a critical furnace high limit sensor, it prevents thermal stress and potential heat exchanger cracks by