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Automobile air conditioner speed control module2023-01-05
The speed control module, also known as the power module, is installed in the HVAC assembly next to the blower motor. It is connected in series with the blower motor circuit, and controls the voltage of the blower motor by adjusting its conduction degree, thereby controlling the speed of the blower. It can realize stepless speed regulation, and the speed regulation module is used in automatic air conditioning or electric air conditioning system.