KNACRO PWM DC motor speed controller 40A 12V/24V/36V/48V wire motor drive electronics switch module Maximum power 2000W Input voltage: DC 9-55V.Output voltage: Load Linear. Input Current: require large than the motor operating current.Output Current: determine load size. Continuous current: 30A within.Maximum power: 2000W . Quiescent Current: 0.01mA.Speed type: modulated current.Speed mode: ON/OFF linear potentiometer 270 degrees. Speed range: 0-100%.Operating frequency: 25KHZ.Connection Type: Barrier Terminal Blocks.