78:1 Metal Gearmotor 20Dx43L mm 12V CB

Pololu's compact brushed DC gearmotors are a powerhouse in a small package. This particular model features a 12V brushed DC motor, equipped with long-lasting carbon brushes, and a 78.13:1 metal spur gearbox. The cylindrical gearmotor measures 20mm in diameter, while the D-shaped output shaft is 4mm in diameter, extending 18mm from the gearbox's face plate.

A quick glance at the key specifications reveals that the gearmotor operates at 12V, offers a no-load performance of 180 RPM and 80 mA, and a stall extrapolation of 5.4 kg⋅cm (75 oz⋅in), 1.6 A. This makes it a reliable choice for various applications requiring high torque and speed.

The gearmotor's compact size and robust performance make it excellent for use in small robots, hobby projects, or any application where space is a premium, and power cannot be compromised. The long-life carbon brushes ensure durability, reducing the need for frequent replacements and providing a longer lifespan for the motor.

The unique 78.13:1 metal spur gearbox provides high torque output while maintaining a small form factor. This combination of power and size is a testament to Pololu's commitment to delivering high-quality, efficient products. The D-shaped output shaft's design facilitates easy installation and secure attachment of wheels, pulleys, or other components.

In conclusion, Pololu's 12V brushed DC gearmotor with a 78.13:1 metal spur gearbox is a compact, powerful, and durable solution for various applications. Its unique features and robust performance make it a versatile choice for both hobbyists and professionals.