DC Motor Controller Regulator Circuit Optimization Design Speed Controller 2000W 9-55V 0-40A 1. Circuit Optimization Design: The motor speed controller is suitable for long time operation and adopts circuit optimization design, which is stable. 2. No noise: The regulation motor is stable, no noise, no vibration, with power indicator and wide duty cycle adjustment range. 3. Brake stop function: It is a DC motor speed controller with brake stop function. 4. Aluminum Housing: Standard aluminum housing protects internal circuitry and components for long-term durability. 5. Wide Applications: It is a DC motor speed controller which has been widely and stably used in industry. Specification: Item Type: DC Motor Controller Model: 40 aqr148 Input Voltage: DC9-55V Output Current: 0-40A Continuous Power: 2000W Speed Control Type: Flow Control Speed Control Method: Potentiometer (Linear) Speed Control Range: 0- Control Frequency : 25kHz Wiring type: terminal block barrier Package list: 1 x motor controller Note: Please pay attention to the safety of electricity during use and operation