1、The centrifugal switch is mainly used to control the starting coil of the single-phase motor. 2、When starting, the starting circuit starts to start by the centrifugal switch. 3、Installed on the rotor of the motor, the circuit is connected in series in the start loop. 4、When the certain speed is reached, the centrifugal switch is turned off and the starting circuit is automatically cut off. 5、When the starting is finished, the motor becomes running. Features: The centrifugal switch is mainly used to control the starting coil of the single-phase motor. Installed on the rotor of the motor, the circuit is connected in series in the start loop. When starting, the starting circuit starts to start by the centrifugal switch. When the certain speed is reached, the centrifugal switch is turned off and the starting circuit is automatically cut off. When the starting is finished, the motor becomes running. Specification: Item Type:Centrifugal Switch Inner Diameter :34mm / 1.34in Package List: 2 x Accessory