Description
The Reznor RZ197030 Pressure Switch W/ Bracket is a control component designed to monitor air pressure changes within heating equipment and send signals to the control circuit when set conditions are met. It is rated at 0.40″ WC PF with a green label identification and includes a mounting bracket for secure placement inside the unit assembly in HVAC systems. It is typically used in furnaces and direct-fired heaters to confirm proper inducer airflow before ignition and to support better operation during combustion cycles.
