DC 5V/12V PWM Motor Speed Controller with Forward/Reverse Switch

DC Motor Speed Controller with Forward/Reverse Switch & USB Driver Cable

Take precise command of your DC motor projects with this versatile USB-powered Motor Speed Regulator. Available in 5V and 12V output versions, this compact controller lets you dial in the exact speed and direction you need — making it ideal for power tools, automation equipment, DIY electronics, hobby robotics, and small appliance applications.

Key Features

• Dual Voltage Options: Choose between 5V (PWM pulse-width modulation) and 12V (boost speed control) output versions to match your DC motor's requirements.
• Forward & Reverse Direction Control: Built-in forward/reverse toggle switch allows flexible bidirectional motor operation for grinding, driving, and automation scenarios.
• USB Plug-and-Play Interface: Universal 5V USB input (1.2m cable) ensures broad compatibility with power banks, wall adapters, computers, and other USB power sources.
• Precise Speed Regulation: Smooth, stable speed adjustment improves working efficiency and operational safety across a wide range of DC motor applications.
• Built-in Indicator Light: LED status indicator provides at-a-glance confirmation of power and operational status.
• Compact & Lightweight Design: Easy to install and integrate into existing setups without bulky hardware.

Specifications

5V Speed Control Version

• Input: 5V USB universal plug | Input cable length: 1.2m
• Output: 5V – 1A PWM | Output cable length: 0.3m
• DC Plug: 5.5mm × 2.1mm
• Speed Control Type: PWM Pulse Width Modulation

12V Speed Control Version

• Input: 5V USB universal plug | Input cable length: 1.2m
• Output: 5–12V, 0.66A | Output cable length: 0.3m
• DC Plug: 5.5mm × 2.1mm
• Speed Control Type: Boost Speed Control

What's in the Box?

• 1× DC Motor Speed Regulator (USB Driver Cable with Indicator)

Made in Mainland China.

For more information on electrical safety standards for consumer electronics, visit the U.S. Consumer Product Safety Commission (CPSC).

Important Notes

• Colors may appear slightly different from product images due to lighting and screen variations.
• Please allow a 1mm–1cm tolerance due to manual measurement.

Frequently Asked Questions

Q: What types of DC motors are compatible with this motor speed controller?

A: This motor speed controller is designed for low-power DC motors. The 5V version outputs up to 1A via PWM, while the 12V boost version outputs up to 0.66A. It is suitable for small DC motors used in power tools, hobby robotics, automation devices, and similar low-power applications. Always verify your motor's voltage and current requirements before use.

Q: What is the difference between the 5V PWM version and the 12V boost version?

A: The 5V PWM version uses pulse-width modulation to regulate motor speed at a fixed 5V output — ideal for motors rated at 5V. The 12V boost version steps up the USB 5V input to a variable 5–12V output, making it suitable for motors that require higher voltage. Both versions accept a standard 5V USB power source as input.

Q: Can I power this motor speed regulator from a laptop or power bank?

A: Yes. The USB plug input is compatible with any standard 5V USB power source, including laptops, desktop USB ports, wall adapters, and power banks — making setup quick and straightforward without any special power supply.

Q: How does the forward/reverse switch work on this motor speed controller?

A: The built-in forward/reverse toggle switch allows you to instantly change the rotational direction of your connected DC motor. Simply flip the switch to reverse motor direction, enabling versatile use in bidirectional applications such as automated systems, grinding tools, and hobby projects.