DC Motor Speed Controller Board Module (PWM 6-90V 15A)

 is a professional-grade PWM driver designed to control the speed of DC motors with high accuracy and efficiency. This controller operates over a wide input voltage range of 6V to 90V DC, making it suitable for various applications such as automation equipment, robotics, electric scooters, conveyor belts, fans, pumps, and DIY motor-based projects. Thanks to Pulse Width Modulation (PWM) technology, delivers smooth and stable motor performance without sacrificing torque at low speeds.

This module integrates a powerful 15A MOSFET-based driver circuit, ensuring that motors receive maximum current when needed while maintaining low heat dissipation. The built-in protection circuitry prevents damage from overload or excessive current draw, increasing lifetime and operational reliability. The controller features a high-quality potentiometer with a knob, allowing real-time speed adjustments for precise control.

Key Features

• High-power PWM control supporting up to 15A continuous current.

• Wide operating voltage range (6–90V DC) for versatile applications.

• Maintains torque even at very low speeds due to PWM efficiency.

• Smooth acceleration, speed ramping, and reduced motor noise.

• High-grade terminal blocks ensuring secure wiring connections.

• Speed adjustment knob for accurate manual control.

• Protective design against overheating and overload conditions.

Benefits

• Saves energy by minimizing heat dissipation.

• Extends motor lifetime by reducing stress on motor coils.

• Eliminates motor jerking when operating at slow speeds.

• Useful for DIY automation, prototyping, and industrial testing.

Typical Applications

• Robotics and automation machines

• Conveyor belt systems

• Electric scooters and small vehicles

• Fans, blowers, and pumps

• Motorized DIY projects and laboratory testing

Data Sheet (Specifications)