The ZR series is the industry standard for rooftop units

this unit is built for continuous duty cycles in demanding environments

this Single Pole Single Throw (SPST) air pressure switch ensures that the inducer motor is generating sufficient draft before allowing the ignition sequence to proceed

If the system is not sparking

The 018F4122 is specifically rated for 60Hz

Aaon V15680 Blower Wheel 322838-753 The ZR series is theThe Aaon V15680 Blower Wheel is a high performance OEM replacement part engineered specifically for technical precision in commercial HVAC systems. This plenum blower wheel features a 1 1 8" bore and is designed for direct drive backward curved fans, providing superior airflow efficiency and reduced noise levels compared to traditional belt drive assemblies. Constructed for long term durability, the V15680 blower wheel maintains optimal static