The ACI PXP1

the THT0943 eliminates software failure points

linear control across a wide range of load conditions

this 1 1/4" NPT solenoid valve excels in managing hot water and steam systems

Always cross-reference the manufacturer part list for newer production runs

Lennox 74W55 Blower Assembly 321702-401 The ACI PXP1The Lennox 74W55 Combustion Blower Assembly is a high performance draft inducer specifically designed for modern high efficiency furnaces. Also referenced under part numbers 74W5501 and LB 94724AA, this assembly is a critical component for maintaining the correct fuel to air ratio during the combustion cycle. Operating at 120 Volts and 60 Hz, this 1 40 HP motor delivers 3250 RPM to effectively pull flue gases through the heat exchanger, ensuring safe