Cleveland AFS-181-43 Air Pressure Sensing Switch

Air Pressure Sensing Switch — the Cleveland AFS-181-43 Air Pressure Sensing Switch delivers precise pressure-triggered control for HVAC, duct systems, and industrial fans. This SPDT adjustable differential air flow switch operates over a wide range from.05" to 2.0" W.C., ensuring reliable activation as airflow changes. The compact design supports easy integration into existing equipment while maintaining robust performance.

Ideal for systems that require accurate sensing and flexible switching, the AFS-181-43 provides dependable operation in environments where airflow must be monitored and controlled. Its SPDT output allows simple on/off control or switching between multiple circuits, making it a versatile choice for air handling units, furnaces, and ventilation controls.

• SPDT output with adjustable differential for flexible control across.05"–2.0" W.C.
• Wide operating range supports various ducts, plenums, and fans
• Rugged, compact construction for industrial environments
• Field-adjustable setpoint for precise activation
• Compatible with standard mounting patterns and Cleveland control systems