This model is engineered with a high-output junction that delivers the precise millivoltage required to hold the safety valve electromagnet open during operation

Precision Thermal Calibration: Factory-set to trigger at 175 degrees Fahrenheit to prevent localized overheating

primarily for moisture removal in new installations

Repeated tripping typically points to airflow issues such as a dirty air filter

For technicians troubleshooting furnace short cycling or safety lockouts

Reznor 103323 Limit Switch This model is engineered withThe 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