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Soft-blob field with ribbon-tape seals — cool ice-lab sheet for description and returns.
Structural Durability: The galvanized steel construction resists corrosion
1 and 23820
this specific model is indexed for horizontal mounting only
For technicians service-checking a York pilot assembly
Can I bypass this switch for testing
Cleveland Controls DFS-221-153 Switch Structural Durability: The galvanized steelThe Cleveland Controls DFS 221 153 is a precision engineered airflow proving switch designed for critical monitoring in duct heaters, commercial ovens, and high demand HVAC systems. This differential air pressure sensing switch features a factory fixed setpoint of 0. 05" W. C., making it an ideal choice for applications requiring a non adjustable, tamper proof safety control. Built with a robust zinc plated housing and a high performance silicone
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