31:1 Metal Gearmotor 20Dx41L mm 6V CB with Extended Motor Shaft

Pololu's compact brushed DC gearmotors offer impressive power despite their small size. This particular model boasts a 6V brushed DC motor, equipped with long-lasting carbon brushes, and a 31.25:1 metal spur gearbox. The cylindrical gearmotor measures just 20mm in diameter, making it a versatile choice for a variety of projects. The output shaft is D-shaped, 4mm in diameter, and extends 18mm from the gearbox's face plate. Adding to its versatility, this model also features a 6x2mm extended motor shaft.

Key specifications of this gearmotor include a voltage of 6V, no-load performance of 450 RPM and 150 mA, and stall extrapolation of 2.0 kg⋅cm (28 oz⋅in) and 2.9 A. These specifications make it a reliable choice for applications requiring a balance of power, speed, and efficiency.

Pololu's gearmotor is perfect for robotics projects, where its compact size and power can be utilized in creating nimble, responsive robots. Additionally, its extended motor shaft can be used to attach encoders, providing precise control over the motor's speed and direction. With its durable construction and long-life carbon brushes, this gearmotor is designed to withstand extended use, making it a cost-effective solution for hobbyists and professionals alike.

With its unique combination of size, power, and extended motor shaft, Pololu's gearmotor stands out in the market. Its robust construction and high-quality components ensure reliable performance, while its compact size opens up a plethora of application possibilities. Whether you're building a robot, a model vehicle, or any other project that requires a small but powerful motor, this gearmotor is a fantastic choice.