DC Brushless Motor Drive Module 3A Speed Controller 3/4 Wire
DC Brushless Motor Drive Module 3A Speed Controller 3/4 Wire
DC Brushless Motor Drive Module – 3A Speed Controller for 3/4 Wire Motors
Take precise control of your DC brushless motors with this compact, high-efficiency 3A Motor Speed Controller Drive Module. Designed for compatibility with 3-wire and 4-wire hard disk motors, optical drive motors, and a wide range of brushless DC motors, this module delivers reliable speed governing in a space-saving form factor. Whether you're building a DIY project, prototyping electronics, or replacing a motor controller in existing equipment, this versatile module gets the job done.
Key Features
- Wide Voltage Range: Operates at 8.5V–16V for broad compatibility across motor applications
- 3A Drive Current: Handles demanding loads up to 3A continuous drive current
- Maximum Power: Up to 36W output for efficient motor driving
- Reverse Connection Protection: Built-in safeguard against accidental reversed wiring
- Overvoltage & Undervoltage Protection: Automatic protection keeps your motor and module safe
- 3/4 Wire Compatibility: Works with both 3-wire and 4-wire brushless DC motors (hard disk, optical drive, and more)
- Compact Design: Measures just 45 × 32 × 12.2 mm — easy to integrate into tight enclosures
- Simple to Use: Straightforward setup with strong versatility for hobbyists and engineers alike
Specifications
| Working Voltage | 8.5V – 16V |
| Driving Current | ≤ 3A |
| Maximum Power | 36W |
| Dimensions | 45 × 32 × 12.2 mm |
| Motor Compatibility | 3-wire & 4-wire DC brushless motors |
| Country of Origin | Made in China |
What's in the Box
- 1 × DC Brushless Motor Drive Module
Important Notes
- Due to lighting and screen differences, the item's color may appear slightly different from the product images.
- Please allow 1mm–1cm measurement variance due to manual measurement methods.
Learn More About Motor Safety & Electronics
For guidance on safe use of electrical components and motor controllers, visit the U.S. Consumer Product Safety Commission (CPSC) for consumer electronics safety standards.
Frequently Asked Questions
Q: What types of brushless DC motors is this drive module compatible with?
A: This DC brushless motor drive module is compatible with both 3-wire and 4-wire brushless DC motors, including hard disk drive motors, optical drive motors, and many other standard brushless motor types commonly used in DIY and electronics projects.
Q: Does this motor speed controller include reverse connection protection?
A: Yes, the module features built-in reverse connection prevention, which protects the circuit in the event of accidental reversed wiring. It also includes overvoltage and undervoltage protection for added safety during operation.
Q: What is the operating voltage and maximum power of this controller?
A: The DC brushless motor drive module operates within a working voltage range of 8.5V to 16V, supports a driving current of up to 3A, and delivers a maximum power output of 36W — making it suitable for a variety of small-to-medium brushless motor applications.