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including common model numbers like QVEF030
and visible lubricant leakage around the bearing housing
Full Functionality: Restores complete access to Celsius/Fahrenheit switching
a vital feature for commercial unit heater safety and industrial furnace maintenance
Cleveland Controls DFS-448-452 Sensing Switch R-410A including common model numbers likeThe 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
US$ 98.00
US$ 128.00
US$ 142.50
