120-894

This high-quality air pressure transducer is a critical safety and performance component for residential and commercial HVAC systems. Designed to monitor and prove air pressure levels, this switch ensures that your heating or cooling system operates only when proper airflow is detected. It is an essential replacement part for furnaces, air handlers, and heat pumps where the original pressure sensor has failed, which can lead to ignition issues or system shutdowns. By providing precise air pressure readings to the control board, it helps maintain peak efficiency and prevents damage to the unit's internal components. Whether you are performing routine maintenance or a specific HVAC repair, this pressure proving switch is engineered for durability and accurate atmospheric sensing.
Type: Air Pressure Switch / Pressure Transducer
Size: Small
Application: Commonly used in central air conditioning units, furnaces, and air handlers to monitor airflow and prove pressure for safe system operation.
Specifications: Precision air pressure sensing, air proving safety functionality, electronic signal output for control board integration.