Cleveland Controls AFS-460-136 Air Pressure Sensing Switch, 0.40″ to 12″ w.c.

Description

Cleveland Controls AFS-460-136 Air Pressure Sensing Switch

The Cleveland Controls AFS-460-136 is a reliable air pressure sensing switch engineered for HVAC and combustion control applications. Designed to change contacts on increasing pressure, this switch provides precise, repeatable performance across a wide set-point range — making it an ideal solution for proving airflow, monitoring draft, and protecting combustion equipment.

Key Features

• Changes contacts on increasing pressure for dependable proof-of-flow and safety interlock applications
• Set-point range from 0.40″ (+0.06″) w.c. to 12″ w.c. for broad application coverage
• Wide voltage compatibility: 120V–277VAC for flexible installation across commercial and industrial systems
• Maximum operating pressure of 1/2 PSI (approximately 13.8″ w.c.) for safe, reliable sensing
• Compatible with air or combustion by-products that will not degrade silicone — suitable for use in furnace, boiler, and burner proving circuits
• Durable construction designed to withstand the demands of commercial HVAC environments

Specifications

• Brand: Cleveland Controls
• Model / SKU: AFS-460-136
• Contact Action: Change contacts on increasing pressure
• Set-Point Range: 0.40″ (+0.06″) w.c. to 12″ w.c.
• Operating Voltage: 120V–277VAC
• Maximum Pressure: 1/2 PSI
• Media Compatibility: Air or combustion by-products that will not degrade silicone

Application

The AFS-460-136 is well-suited for use in commercial heating systems, draft proving circuits, burner management systems, and any application requiring reliable air pressure monitoring with a wide voltage range. Its silicone-compatible media rating makes it a trusted choice for combustion by-product environments where sensor material integrity is critical.