Strong compatibility: The design considers the needs of a variety of air conditioning models and functions, and can be compatible with different compressors, fans, sensors and other components, with a wide range of applications. Temperature Regulation: By monitoring indoor and outdoor temperatures, it automatically adjusts the cooling or heating power to maintain a constant indoor temperature and provide a comfortable indoor environment. Mode switching: Control the air conditioner to switch between modes such as cooling, heating, and ventilation, and adjust the system's operating status according to different seasons and needs. Low-noise operation: Optimize the fan motor control algorithm to reduce operating noise, and at the same time, noise reduction technology is used in signal processing and power supply to create a quiet indoor environment. Central Air Conditioning Indoor Unit Motherboard PCB:EAX66950201 ASM:EBR81221801 EBR81221804 Air Conditioner Inverter Parts, Weight: 0.110231131 pounds, Manufacturer: GENTERUN