Item Type: DC Motor Controller Material: PCB, aluminum alloy, ABS Input Voltage: DC12-55V Output Voltage: Linear under load Output Current: 0-20A (within 10A for long term use, pay attention to keep the module unobstructed for heat dissipation) Speed Regulation Type: PWM regulation Speed Regulation Mode: Potentiometer (linear) Speed Range: 0-100% Control Frequency: 25KHZ Package List 1 x DC Motor Controller Do not use overload. 1FOR DC MOTOR: The motor driver can be used for speed regulation and dimming of brushed motor in DC circuits, with high efficiency and good reliability. 2HIGH PERFORMANCE: PWM control DC motor speed regulator, support forward and reverse rotation, with high efficiency, low torsion and low heating. 3GOOD STABILITY: Using excellent electronic components, this motor controller module is convenient and durable, with stable performance and easy to operate. 4WIDE USE RANGE: The motor driver board has knob for easy adjustment, and the input voltage range is DC1255V, which is suitable for a wide range of applications. 5DIN RAIL MOUNT: The motor speed controller has a compact structure and adopts the DIN rail installation method, simple and convenient, save a lot of space.