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Component Protection: Seals the internal adjustment mechanism from dust
facilitating precise alignment within the burner assembly
This switch is calibrated to trigger at -0
please note that the A99BB-200 utilizes a non-shielded cable compared to the shielded original
Cleveland Controls DFS-221-227 Switch Component Protection: Seals the internalThe Cleveland Controls DFS 221 227 is a precision engineered airflow proving switch specifically designed for duct heaters, ovens, and energy management systems. This fixed set point air pressure switch is factory calibrated to operate on a pressure rise at 0. 05" 0. 02" w. c., making it a reliable solution for applications where a non adjustable, tamper proof sensing component is required. Built with a durable plated housing and a high performance
