Controllers of different models/programs are not compatible. Please check whether the motor is damaged before purchase, if the motor has been damaged, please replace the motor before purchasing the control board.（If there is a mushy smell or the circuit breaker trips while running, it means the motor is also damaged. Please replace the controller and motor together.） Please check the model number of control board carefully before purchase, and it is recommended to refer to the old control board..The black connector is not common with the white connector, so please pay attention to screening when purchasing.