Aaon P80420 Pulley Els PW 17895 Ensures proper combustion furnace venting

Ensures proper combustion furnace venting by managing pre-purge and post-purge cycles

using a simple calibration screw

Superior Metallurgy: Features embedded nickel chrome leads for maximum conductivity and physical holding strength within the ceramic base

Precision Control: Fixed 7° to 17°F differential ensures consistent cycling to extend element life and maintain user comfort

This thermostat is designed specifically for 1-heat/1-cool systems

Aaon P80420 Pulley Els PW 17895 Ensures proper combustion furnace ventingThe Aaon P80420 Blower Wheel Pulley is a critical drive component engineered for high static pressure applications in HVAC blower motor assemblies. This BK series fixed bore pulley is designed to provide precise belt drive speed ratios for Aaon rooftop units and air handlers, ensuring optimal airflow and system static pressure management. Manufactured from high grade cast iron, the P80420 features a rugged construction that resists fatigue and wear