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ensuring your systems operate at peak efficiency
this sensor monitors the burner flame and transmits a microamp signal to the control board to verify ignition
Contractors value the snap-in ring design which allows for rapid installation and secure fitment in localized piping runs
Designed as a high-performance Lennox replacement part
Cleveland Controls DFS-221-228 Pressure Switch ensuring your systems operate atThe Cleveland Controls DFS 221 228 is a high reliability, non adjustable airflow proving switch designed for critical monitoring in duct heaters, ovens, and sophisticated energy management systems. Engineered for technicians who require a "set and forget" solution, this SPDT air pressure switch is factory fixed to operate on a pressure rise of 0. 05 0. 02" w. c., ensuring precise safety interlocks. Its compact, open mounted design is specifically
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