Our Split AC control board delivers reliable and precise management of indoor and outdoor unit operations. Designed for inverter and fixed-speed systems, it integrates compressor control, fan speed regulation, sensor feedback, electronic expansion valve management, and intelligent protection logic into a single optimized platform. With support for wired or wireless user interfaces, energy-efficient algorithms, and robust communication between IDU and ODU boards, this controller ensures stable performance, fast cooling/heating response, and seamless compatibility with modern HVAC system designs.