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As a veteran HVACR professional
OEM Compatibility: Precision-engineered for exact fitment as a Rheem Protech replacement part
a failed heater is a common culprit for tripped breakers
Inherent Safety: Inherently limited design provides Class 2 protection against short circuits and overloads without additional circuit breakers
Maxitrol utilizes color coding to signify the specific tension and water column range
Cleveland Controls DFS-221-112 Switch As a veteran HVACR professionalThe Cleveland Controls DFS 221 112 Switch is a fixed setpoint air pressure sensing switch designed for critical airflow proving in duct heaters, ovens, and energy management systems. This SPDT airflow switch is factory calibrated to actuate on a pressure rise at 0. 05" WC ( 0. 02" WC), making it an ideal solution for applications requiring a non adjustable, tamper proof safety interlock. Built with a durable silicone diaphragm and a zinc plated steel
