Lennox 25M53 Fan Blade 320074-702 Fail-Safe Reliability: The spring return

Fail-Safe Reliability: The spring return normally open configuration ensures the valve defaults to the open position during power loss

significantly improving system efficiency in mobile and off-grid applications

With a rating of 1 hp at standard voltages

replacing numerous discontinued part numbers to simplify inventory

the 35-630900-007 serves as a robust solution for maintaining flame signal strength and operational consistency in various infrared heaters and commercial ovens

Lennox 25M53 Fan Blade 320074-702 Fail-Safe Reliability: The spring returnThe Lennox 25M53 Fan Blade is a precision engineered OEM replacement part designed for high performance heat rejection in residential condensing units. This 24 inch 3 blade fan features a 29 degree pitch and a 1 2 inch bore, ensuring optimal static pressure management and airflow efficiency. Constructed with a hub on the discharge side, it is designed for CW facing discharge rotation, making it a direct match for specific Lennox HSXA15 and HSXA19