Heat Controller 17120300A00318 Board Assembly 318518-761 ensuring a secure mount and

ensuring a secure mount and reduced vibration

The AZ2280-1A-24D is the manufacturer’s base model used by York for this specific 30A relay assembly

The 1/2-inch diameter shaft extends 5

Versatile Compatibility: Seamlessly bridges low voltage controllers with 120Vac or 240Vac inductive loads like pump motors

Precision Reliability: Utilizes high-grade ball bearings for extended operation compared to standard sleeve-bearing alternatives in vertical or horizontal orientations

Heat Controller 17120300A00318 Board Assembly 318518-761 ensuring a secure mount andThe Heat Controller 17120300A00318 Board Assembly is a high precision Main Control Board Assembly engineered for Ductless Mini Split systems and compatible Midea HVAC units. As a direct fit replacement, this printed circuit board (PCB) manages critical HVAC system regulation, including compressor cycling, fan speed modulation, and communication between indoor and outdoor units. Operating as the "brain" of the residential air conditioning system, it