313:1 Metal Gearmotor 20Dx46L mm 12V CB with Extended Motor Shaft

Pololu's compact brushed DC gearmotors are renowned for their significant power output, despite their small size. This particular model is equipped with a 12V brushed DC motor, complete with long-lasting carbon brushes. The motor is paired with a 312.5:1 metal spur gearbox, offering robust performance and durability. The gearmotor is cylindrical, with a diameter of 20mm. The D-shaped output shaft measures 4mm in diameter and extends 18mm from the face plate of the gearbox. Additionally, this model features a 6x2mm extended motor shaft, providing extra flexibility in mounting and use.

Key specifications for this gearmotor are as follows: it operates at a voltage of 12V, with a no-load performance of 44 RPM and 80 mA. The stall extrapolation is 16 kg⋅cm (220 oz⋅in), 1.6 A. It's important to note that the gearbox torque limit is 70 oz-in (5 kg-cm).

Pololu's 312.5:1 metal gearmotor is perfect for a wide range of applications. Its compact size and significant power output make it ideal for use in small robots, RC models, and other projects where space is at a premium. The extended motor shaft provides additional mounting options, making it even more versatile.

The 312.5:1 gear ratio offers a great balance of speed and torque, making this gearmotor adaptable to various uses. The long-life carbon brushes ensure the longevity of the motor, reducing the need for frequent replacements. The metal spur gearbox enhances the durability of the gearmotor, capable of withstanding rigorous use.

In summary, Pololu's 12V brushed DC gearmotor with a 312.5:1 metal spur gearbox and extended motor shaft is a versatile, powerful, and durable choice for any project. Its compact size, extended shaft, and robust performance make it a standout option in the market.