20 inch water column set point prevents unsafe combustion conditions by accurately detecting airflow drops

ensuring consistent performance without manual intervention after a high-limit event

Integrated Protection: Features a manual reset breaker to safeguard the 24V circuit without needing external fuses

eliminating the need for universal motor adapters

Cleveland Controls AFS-460-112 Sensing Switch 321042-401 20 inch water column setThe Cleveland Controls AFS 460 112 Sensing Switch is a high performance, general purpose differential air pressure switch designed for critical HVAC and Energy Management applications. Built for technicians who need a reliable proving switch for positive, negative, or differential air pressure, this unit features a manual reset mechanism. This ensures that the system requires operator intervention once the switch actuates, providing an essential