DC Motor Speed Controller High Power Module PWM 48V 20A

The DC Motor Speed Controller PWM 48V 20A is a high-power motor control module designed to regulate the speed of brushed DC motors using Pulse Width Modulation (PWM). It supports DC supply voltages from 12V to 48V and is rated for continuous current up to 20A, making it suitable for motor control projects that require adjustable speed and substantial current capacity.

PWM control adjusts the motor’s effective power by switching the supply rapidly on and off. This allows smooth speed adjustment without relying on a power-wasting resistive control method. The module is suitable for robotics, automation prototypes, workshop equipment, and other applications that use compatible brushed DC motors. An integrated aluminum heatsink helps dissipate heat during operation. Actual performance depends on the motor load, cooling, wiring, and operating conditions.

Features:

• High-power DC motor speed control

• PWM-based speed regulation

• Supports 12V–48V DC supply

• Up to 20A rated continuous current

• Smooth, adjustable motor speed

• Aluminum heatsink for thermal management

• Overcurrent protection as listed by the supplier

• Suitable for brushed DC motors

• Designed for robotics and motor-control projects

Specifications:

• Product Type: High-Power DC Motor Speed Controller Module

• Control Method: Pulse Width Modulation (PWM)

• Input Voltage: 12V–48V DC

• Maximum Continuous Current: 20A

• Short-Duration Peak Current: Up to 30A, as stated in the product listing

• Maximum Calculated Power: 960W at 48V and 20A

• Cooling: Aluminum heatsink

• Motor Compatibility: Brushed DC motors

• Speed Adjustment: Potentiometer/manual control; external signal support is listed

• Additional Functions: Forward, reverse, and braking are listed for this module; verify the control connections before installation

*Note: The 960W figure is calculated from 48V × 20A, not a guarantee of continuous operation at that power under every cooling condition. *

Applications:

• Brushed DC motor speed control

• Robotics and mobile robot platforms

• DC fans and ventilation systems

• Pump speed regulation

• Conveyor and belt-drive prototypes

• Workshop motor-control projects

• Educational electronics and engineering laboratories

• Automation and machinery prototypes

• Motor testing and development setups