Features More Effective: The DC motor controller of the motor governor can be widely used in variable speed and torsion control applications, saving time and increasing effectiveness. Easy to Use: Motor governor with fence terminal wiring, the motor controller adopts linear potentiometer speed regulation method, easy to use, which is suitable for beginner or professional use. Easy to Install: The installation of the motor speed governor is simple, which does not require particularly complicated operations, widely used The choice of most people, saving your working time. How to Use: The motor speed control switch has a knob with a switch function. As long as the voltage applied to the brushed DC motor is changed, the speed of the brushed DC motor can be controlled. Wide Application: The DC motor controller is applicable to 220V DC brush motor, the motor governor supports strong practicability. The maximum output current is 20A, which can provide sufficient driving capacity for the motor. Specification: Item Type: DC motor controller Material: Printed circuit board Size: Approx. 85 x 58 x 38mm / 3.3 x 2.3 x 1.5in Input Voltage: AC 220V Suspension Current: 10A Regulation Voltage: DC 10-210V Wiring Type: Fence terminal Output Voltage: Linear under load Maximum Current: 20A Speed Regulation Method: Potentiometer (linear) Knob Type: 500K with switch Package List: 1 x Motor Governor Package List 1 x Motor Governor