Catalog > Consumer Electronics > Kits > Various Kits 40A PWM DC Speed Control 40A PWM DC Speed Control HKD PWM DC MOTOR CONTR SCR 40A 40A PWM DC Speed Control, Control 9-50VDC. 2000W. 193.31 ZAR inc for 1 Each 0 in Stock Add Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Specifications Input voltage: DC9-50V Output Voltage: Linear under load Output limit current: 40A (20A for long-term use. Keep the module unobstructed for heat dissipation) Limit power: 2000W Speed regulation type: flow regulation Speed regulation mode: potentiometer (linear) with switch Speed regulation duty cycle range: 0-100% Control frequency: 25KHZ Wiring Type: Barrier Terminal Block Knob cable length: 20CM Product Net Yield: 135g Motherboard according to installation size: length * width 83MM * 56MM * 26MM