Key Benefits High-Amperage Capacity: Rated for 75 amp loads

protecting the internal actuator motor from continuous energized stalling

including the 25P

improper bolt torque

or auxiliary fans within demanding HVACR environments

Carrier HK50AA051 Circuit Board 322838-753 Key Benefits High-Amperage Capacity: RatedThe Carrier HK50AA051 Circuit Board is a Factory Authorized Part specifically engineered for high demand Carrier commercial HVAC systems, including packaged rooftop units (RTUs) and heat pump systems. This genuine OEM replacement control board serves as the central terminal board and wiring interface, managing critical 24V low voltage communication across your heating and cooling stages. Built with high grade fiberboard and featuring a 30A amperage