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

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) Specification Details Model DC Motor Speed Controller Board Module (PWM 6-90V 15A) Input Voltage 6V – 90V DC Max Current 15A continuous Control Method PWM (Pulse Width Modulation) PWM Frequency 15 kHz – 20 kHz Output Type DC Motor Load Efficiency ≥ 95% Adjustment Control Potentiometer rotary knob Protection Overload & short-circuit protection Dimensions ~66 × 55 × 28 mm