this 24V relay ensures stable switching under demanding thermal conditions

Ensure the door is flush against the frame to depress the switch plunger

As a critical furnace high limit sensor

Does this gasket require additional RTV or sealant

Cleveland Controls DFS-243 Switch Els PW 17895 this 24V relay ensures stableThe Cleveland Controls DFS 243 is a mission critical fixed set point air flow switch designed for HVAC air pressure sensing in duct heaters, ovens, and energy management systems. Engineered as a nonadjustable differential pressure switch, it provides reliable proof of flow by operating on a pressure rise at 0. 05" . 02" w. c. This SPDT air flow switch features a snap acting mechanism housed in a plated metal casing, making it ideal for surface