Resideo HZ221 Panel 322838-754 Operating at 208-230V with a

Operating at 208-230V with a consistent 3200 RPM

and the "40" represents the differential—meaning the switch will close (reset) once the temperature has dropped 40°F below the trip point

the 3149293 functions as a mechanical float drain

High Starting Torque Support: Essential for HST applications requiring high current delivery during the initial duty cycle

Resideo HZ221 Panel 322838-754 Operating at 208-230V with aThe Resideo HZ221 TrueZONE panel is a dedicated 2 zone control system engineered specifically for single stage heat pump applications with auxiliary heat. Designed to streamline the integration of zone dampers and HVAC zoning, this panel features a robust push pin terminal design that eliminates the need for specialized tools during wire termination. It supports conventional heat pump systems (1H 1C) and manages the transition to emergency heat via a