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Full Functionality: Restores complete access to Celsius/Fahrenheit switching
and a pressure regulator into a compact
minimizing downtime and labor during motor swaps
Proper installation requires verifying the gasket seal to prevent flue gas leakage and ensure the Ametek blower motor reaches the necessary RPMs for secondary heat exchanger throughput
Cleveland Controls DFS-448-452 Sensing Switch R-410A Full Functionality: Restores complete accessThe Cleveland Controls DFS 448 452 is a fixed set point air pressure sensing switch designed for critical airflow proving in duct heaters, air handlers, and energy management systems. Engineered for technicians who need a "set and forget" solution, this differential pressure switch features a non adjustable set point of 0. 05" W. C. (+0. 025 0. 005"), ensuring precise activation when system pressures rise. Its SPDT snap acting switch allows for