2000W 9-50V 40A DC Electronic Speeder PWM Motor Speed Controller

The 9–50V 2000W 40A DC Electronic PWM Motor Speed Controller is a high-power device designed to precisely control the speed of DC motors operating from 9V to 50V. With a maximum output power of 2000W and a current capacity of up to 40A, this controller ensures stable, efficient, and smooth speed regulation for various DC motors. Built with high-quality NCE7190A MOSFETs and equipped with a durable ABS protective housing, it delivers exceptional performance and reliability for industrial, automotive, and DIY applications.

Key Features

• Wide operating voltage range: 10V–50V supporting up to 40A current and 2000W maximum power output.
• Uses advanced PWM modulation system to control motor speed smoothly from 5% to 100%.
• High stability and efficiency with low noise performance during operation.
• Equipped with 6 NCE7190A MOSFETs mounted on individual heatsinks for better heat dissipation.
• Built on a 70μm copper sheet PCB with a high-efficiency drive IC for optimal PWM wave output.
• Includes a potentiometer knob for precise speed adjustment and an ABS protective case for durability.

PWM Working Principle

This PWM motor speed controller works by adjusting the duty cycle of the output square wave, allowing the user to control the average current and power supplied to the motor. By varying the duty ratio from 0% to 100%, the controller effectively regulates the motor speed or adjusts light brightness, ensuring smooth and efficient performance across a wide range of voltages.

Specifications

• Working Voltage: DC 9V–50V
• Maximum Control Power: 0.01–2000W (rated current up to 40A)
• Power Output by Voltage:
  • 12V × 40A = 480W
  • 24V × 40A = 960W
  • 36V × 40A = 1600W
  • 50V × 40A = 2000W
• Quiescent Current: 0.025A
• PWM Duty Cycle: 5%–100%
• PWM Frequency: 12kHz
• Operating Temperature: –20°C to 40°C
• Dimensions: 90 × 81 × 30 mm

Applications

• Ideal for DC motor speed control in electric vehicles, fans, pumps, and automation systems.
• Suitable for DIY electronics projects and robotics requiring precise PWM speed regulation.
• Perfect for use in industrial machinery and motor testing environments.