PWM DC Motor Speed Controller – 5A, 10V–24V, Forward & Reverse

Take precise control of your DC motor projects with this compact and reliable PWM DC Motor Speed Controller. Designed for makers, hobbyists, and engineers alike, this module delivers smooth, stepless speed regulation across a wide voltage range (10V–24V) at up to 5A / 120W — making it ideal for DIY electronics builds, robotics, fans, pumps, conveyor systems, and more.

With a simple rotary knob, you can instantly adjust motor speed from 0 to 100%, and the built-in forward/reverse switch lets you change the motor's direction at a moment's notice — no rewiring required.

Key Features

Wide Voltage Range: Compatible with DC 10V–24V power supplies
High Current Capacity: Supports up to 5A continuous (120W max)
Stepless Speed Control: Smooth, continuous adjustment via rotary potentiometer
Forward & Reverse Switch: Instantly change motor direction without rewiring
PWM Technology: Efficient pulse-width modulation for stable, consistent speed control
Compact Design: Small form factor fits easily into enclosures and project builds
Easy to Use: Ready to connect and operate right out of the box

Specifications

Input Voltage: DC 10V – 24V
Max Current: 5A
Max Power: 120W
Control Method: PWM (Pulse Width Modulation)
Speed Adjustment: Stepless rotary knob
Direction Control: Forward / Reverse toggle switch

Perfect For

DIY robotics and automation projects
DC fan and pump speed control
Small conveyor belt systems
Hobby electronics and maker builds
Educational electronics lab experiments

Frequently Asked Questions

Q: What does the PWM DC Motor Speed Controller do?

A: This PWM DC Motor Speed Controller lets you regulate the speed of a DC motor from 0 to full power using a smooth rotary knob. It uses pulse-width modulation (PWM) technology to efficiently control motor speed across a DC 10V–24V input range at up to 5A (120W). The built-in toggle switch also allows you to switch the motor's direction between forward and reverse without any rewiring.

Q: What types of motors and devices is this controller compatible with?

A: This controller is compatible with most brushed DC motors, fans, pumps, and small electric drives that operate within the DC 10V–24V, 5A (120W max) range. It is commonly used in DIY robotics, hobby projects, conveyor systems, cooling fans, and automated home builds.

Q: Is this controller easy to wire up and use?

A: Yes! The PWM DC Motor Speed Controller features a straightforward wiring setup with clearly labeled terminals for power input and motor output. Simply connect your DC power supply and motor, then use the rotary knob to adjust speed and the toggle switch to set direction. No programming or special tools required.

Q: Can I use this controller with a 12V DC power supply?

A: Absolutely. The controller works with any DC power supply between 10V and 24V, so it is fully compatible with standard 12V systems, as well as 18V, 19V, and 24V supplies — making it very versatile for a wide range of electronics projects.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.