Reznor 103323 Limit Switch Always consult the spring selection

Always consult the spring selection chart to ensure your inlet pressure does not exceed 10 times the desired outlet pressure

This part is rated for standard residential 120V ignition systems and features a precision-formed rod for optimal placement within the flame envelope

As the direct OEM 624829 update version of 624721

providing a robust buffer for 30A and 35A systems

Reznor 103323 Limit Switch Always consult the spring selectionThe Reznor 103323 Limit Switch is a critical OEM safety component engineered for precise thermal monitoring in Reznor HVAC equipment, including SC, SCE, and SSCBL series duct furnaces. This 90 150F AUTO limit switch functions as a primary high limit safety, designed to break the electrical circuit if internal plenum temperatures exceed 150F, preventing heat exchanger damage and ensuring system integrity. As an auto reset thermal switch, it