25:1 Metal Gearmotor 20Dx41L mm 12V CB with Extended Motor Shaft

The Pololu 25:1 Metal Gearmotor 20Dx41L mm 12V CB with Extended Motor Shaft is a compact, brushed DC gearmotor that is perfect for applications that require high power and durability. It features a 12V brushed DC motor with long-life carbon brushes, paired with a 25:1 metal spur gearbox for exceptional performance. The cylindrical gearmotor has a diameter of 20mm, and its D-shaped output shaft is 4mm in diameter and extends 18mm from the face plate of the gearbox. Additionally, this version includes a 6x2mm extended motor shaft for added convenience.

Key specifications of this gearmotor include a voltage of 12V, no-load performance of 550 RPM and 80mA, and stall extrapolation of 1.9 kg⋅cm (equivalent to 26 oz⋅in) and 1.6 A. These specs highlight the gearmotor's ability to deliver high power and perform efficiently under varying load conditions.

The Pololu 25:1 Metal Gearmotor is suitable for a wide range of applications. It can be used in robotics for precise movement control, in automated systems for reliable operation, or in hobbyist projects for its high power-to-size ratio. The extended motor shaft allows for easy mounting of wheels and other components, making it a versatile choice for many projects.

One of the key benefits of this gearmotor is its long-lasting performance, thanks to the carbon brushes in the DC motor. These brushes reduce wear and tear, ensuring that the motor runs smoothly for a longer period. The metal spur gearbox further enhances the gearmotor's durability, making it capable of handling high torque and heavy loads.

Unique to this gearmotor is its compact size. Despite its small size, it doesn't compromise on power, making it an excellent choice for applications where space is limited. The extended motor shaft, a distinguishing feature of this version, provides additional mounting options and flexibility in design. This combination of power, durability, and versatility makes the Pololu 25:1 Metal Gearmotor a standout choice.