N20 Mini 400RPM High Torque DC 3-12V Gear Motor

High Torque N20 Mini DC Gear Motor 3-12V for Robotics and DIY Projects

The N20 Mini DC Gear Motor is a powerful and compact motor widely used in robotics, automation, and electronic DIY projects. Operating across a voltage range of 3V to 12V and delivering a stable 400RPM at 12V, it offers high torque in a lightweight metal-gear configuration. This motor is ideal for creators, engineers, students, and enthusiasts who demand precision, performance, and reliability in a small package. Available at Bigyan Project, this motor is a perfect fit for your next science or robotics build.

Product Specifications

Features

• Compact and lightweight design suitable for space-constrained projects
• Wide voltage compatibility ranging from 3V to 12V
• Delivers up to 400RPM at 12V with consistent torque
• High-quality metal gearbox ensures longer durability
• Precision shaft for smooth integration with wheels or gears
• Ideal for both low-speed and high-precision mechanical movement
• Compatible with Arduino and microcontroller-based systems

Applications / Use Cases

• Line-following robot cars
• Obstacle-avoidance robotic systems
• Mini electric drills and tools
• DIY smart home automation devices
• Remote-controlled (RC) vehicles
• Mechanical toy development
• School and college science fair projects
• Prototyping mechanical motion systems

User Guide / How to Use

• Connect the two motor terminals to your motor driver or H-bridge
• Ensure your power supply matches the rated operating voltage (3V to 12V)
• Use PWM signal from Arduino or other microcontrollers to control speed
• Secure the motor using M3 screws for stable installation
• Test rotation direction and reverse polarity if needed

Frequently Asked Questions (FAQs)

• Can this motor run at 3V? Yes, it supports 3V to 12V operation with reduced speed at lower voltages.
• Is it compatible with Arduino Uno? Absolutely. This motor works with Arduino Uno and other microcontrollers via motor driver modules like L298N or L293D.
• Does it come with a motor driver? No, this product includes only the motor. Motor drivers are available separately at Bigyan Project.
• Can I use this motor for a camera slider? Yes, its precision torque and smooth operation make it ideal for motion control projects like sliders.

Challenges and Considerations

• Running the motor at over 12V can reduce lifespan or cause overheating
• Continuous high-load usage may require a heatsink or cooling setup
• Ensure tight mounting to avoid shaft wobble during rotation
• Choose the right motor driver with current limiting if needed

Compatibility

• Compatible with L293D, L298N, BTS7960 motor drivers
• Supports Arduino, Raspberry Pi, ESP32, and similar microcontrollers
• Works with various robotics chassis and gear systems
• Fits well with 3mm bore wheels and pulleys

Future Enhancement Options

• Use with encoder attachments for feedback and precision control
• Combine with PID control systems for smoother motion
• Add sensors (ultrasonic, IR) to build intelligent automation
• Integrate with Bluetooth or Wi-Fi modules for wireless control

Benefits

• Budget-friendly yet high-performing motor for all project levels
• Reliable gear mechanism that withstands repeated use
• Flexible voltage input supports wide range of applications
• Trusted by students, hobbyists, and developers across Bangladesh
• Available at বিজ্ঞান প্রজেক্ট with fast delivery and support

Conclusion

The N20 Mini DC Gear Motor is a must-have for anyone involved in robotics, electronics, or mechanical DIY systems. Its compact size, high torque, and wide voltage support make it versatile for countless applications. Whether you're developing a school project or building a prototype for a smart device, this motor offers both performance and reliability. Order yours today from Bigyan Project and take your innovation to the next level.