Trane CNT3520 SPDT Pressure Switch 0.15" WC

The Trane CNT3520 Pressure Switch is used in HVAC systems to measure pressure and control the flow of air. With an operating pressure of 0.15” WC and SPDT switch type, the component is designed for effective operation and safety. It is in frequent use in furnaces, air handlers, and rooftop units and helps in reducing system failure due to blockage or lack of airflow. It is essential to ensure that the system’s longevity and performance are not affected by pressure levels, as it is designed to automatically activate or deactivate depending on the pressure levels to safeguard the equipment.