Multi-Speed Versatility: The 4-speed design provides flexibility for cooling

and DR4500 platforms for pen arm positioning and drive functions

or if there is no continuity across the terminals when the switch is cool

5 lb capacity volume reduces refill frequency while fitting the standard 27-inch footprint of most commercial dispensers

The assembly comes with the natural gas inlet installed and includes a separate Y90AA-4212 LP gas inlet fitting for field conversion

Carrier HK32EA009 Control Board 322057-301 Multi-Speed Versatility: The 4-speed designThe Carrier HK32EA009 Defrost Control Board is a critical OEM replacement engineered for precise management of defrost cycles in Carrier, Bryant, and Payne heat pump systems. This solid state control board monitors the outdoor coil temperature via the defrost thermostat and calculates compressor run time to initiate defrost only when necessary, preventing inefficient ice buildup. Designed for 24V control circuits, the HK32EA009 features field