The Cleveland Controls NS2-1166-01 Air Proving Switch is a reliable safety device for HVAC systems, including furnaces, boilers, and air handling units. It detects differential air pressure to confirm proper airflow before system activation, preventing unsafe operation. The switch closes when airflow meets required levels and opens if it drops, enhancing safety and equipment reliability. Built for durability in demanding environments, it supports long-term performance, reduces system failures, and improves energy efficiency in both residential and commercial applications.

For an efficient and reliable HVAC system, the Cleveland Controls Air Proving Switch » is a great choice for optimal system performance.

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