Smart Electronics 20A PWM DC motor speed regulator DC9-60V frequency 25KHZ potentiometer with switch knob

Input voltage: DC9-60V Output voltage: Linear under load Output current: 0-20A Speed regulation type: flow regulation Speed range: 5% -100% Speed regulation method: potentiometer (linear) Control frequency: 25KHZ Knob wire length: 20cm Wiring type: Fence type terminal block Module size: 75mm * 45mm * 28mm Customer note: Brushless motors and fans are not suitable for this speed controller