Because steam boiler controls operate in high-pressure

a professional-grade 1k ohm nickel temperature sensor probe designed for precision and long-term stability

Verify your old motor's rotation to ensure compatibility with your current blower wheel pitch

Built for compatibility with Bradford White Defender Safety System models

This model features an automatic reset functionality

Lennox 25M53 Fan Blade 328140-751 Because steam boiler controls operateThe 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