Lennox 78L01 Fan Blade 322055-301 Simplified Installation: Standard 2-wire 24V

Simplified Installation: Standard 2-wire 24V wiring integrates seamlessly with most modern zone control panels and HVAC thermostats

Its robust construction ensures long-term reliability when handling high-viscosity fluids in demanding commercial environments

This 10k ohm thermistor provides high-accuracy discharge air temperature monitoring

Always verify your boiler size and serial number to ensure the burner replacement kit matches the manifold requirements

the RDMK4 is cross-referenced for several 50-100 CFM models

Lennox 78L01 Fan Blade 322055-301 Simplified Installation: Standard 2-wire 24VThe Lennox 78L01 Fan Blade is a critical OEM replacement component designed for high efficiency outdoor condensing units and heat pumps. This 18 inch diameter condenser fan blade features a robust 4 blade configuration with a 26 degree pitch, engineered to provide optimal CFM while maintaining low acoustic signatures during high load operations. Built for precision, the 78L01 utilizes a 1 2 inch bore diameter and is indexed for clockwise (CW)