Description
Reznor 197078 Air Flow Switch-operates as a better sensing part that tracks HVAC systems airflow. This airflow switch works at 0.80″ WC pressure with an SPST contact type. The unit heaters and other commercial heating equipment utilize this part to check for proper airflow before igniting the burner and avoid heater maloperates. The device provides safety and efficiency improvements together with lowered maintenance expenses through its capability to maintain proper airflow and system reliability depends on this switch as it prevents operational failures.
