12V–48V 40A 2000W DC Motor Speed Controller with External Pot

The 12V–48V 40A 2000W DC Motor Speed Controller with External Pot is a powerful and efficient motor control solution designed for high-current brushed DC motors. With support for input voltages ranging from 12V to 48V, and a current rating up to 40A, this controller is suitable for motors in robotics, automation, e-bikes, industrial machinery, and DIY projects. This PWM motor speed regulator 2000W unit features an external potentiometer for manual speed adjustment, allowing smooth and precise motor control via Pulse Width Modulation (PWM). The controller includes an aluminum heat sink and fan mounting slot to ensure thermal stability during continuous operation at high loads. Features: Input Voltage: DC 12V / 24V / 36V / 48V Maximum Output Power: Up to 2000W Maximum Current: 40A PWM Frequency: 13 kHz Speed Adjustment Range: 0–100% Control Method: External potentiometer (knob included) Built-in Protection: Over-current and thermal protection Cooling: Large aluminum heat sink (fan slot provided) Dimensions: Approx. 90mm x 70mm x 28mm Mounting Holes: Pre-drilled for easy installation Applications: Brushed DC motor speed control Electric bikes and scooters Conveyor belts and automation systems Robotics and industrial motor drives High-power fan and pump control DIY power electronics projects Package Includes: 1 x 12V–48V 2000W DC Motor Speed Controller 12V 24V 48V 40A wit External Pot