The BM4963LN is a bidirectional motor controller created by BM Group that is designed to provide users with quiet and accurate motor control. This motor controller utilizes advanced algorithms to maximize efficiency and minimize noise. It comes with a built-in boost converter that simplifies circuitry and reduces component size, while the built-in motor protection functions ensure safe operation. The BM4963LN also offers analog and PWM input interfaces for control and wide range of current setting options to meet various applications. It is suitable for a range of motor applications, such as air conditioners, refrigerators, ventilators, pumps and escalators.