you must use a transducer rated for 500 PSI or higher (such as the S1-025-29139-001) to avoid rupturing the internal sensing element

single-pole single-throw (SPST) high pressure cutout control designed for commercial refrigeration and air conditioning applications

verify the individual packing list for your specific furnace series

Constructed from reinforced steel

Where is this sensor typically located in the system

Trane ADP1053 Adapter 321702-401 you must use a transducerThe Trane ADP1053 Adapter (also identified by factory part number ADP01053) is a critical OEM replacement part engineered for high efficiency flue management in Trane and American Standard residential systems. As a veteran technician knows, maintaining the integrity of the flue connector is non negotiable for safe combustion venting. This 3 inch plastic adapter is designed with a perforated air diffuser to stabilize airflow within the venting