The RS550 DC Motor is a compact and powerful micro engine designed for drills and a wide range of DIY applications. Featuring a versatile voltage compatibility ranging from 12V to 25V (including 12V, 14.4V, 18V, 21V, and 25V), this motor delivers reliable high-torque output to tackle demanding tasks with ease. The precision gearbox comes equipped with a 12-tooth gear, with additional options available from 9 to 15 teeth, allowing you to customize the motor to your specific project needs. Built around a robust RS550 motor core, this unit offers an output power range of 37.5 to 74.6W, making it well-suited for both light and moderate-duty applications. The compact cylindrical design measures approximately 2.96 inches in total length and 1.46 inches in diameter, ensuring efficient use of space within your device or build. The durable metal housing and copper-wound armature contribute to consistent, long-lasting performance. Whether you are replacing a worn-out motor in a cordless drill or building a custom power tool project, this high-torque DC motor provides the dependable performance you need. Please verify compatibility with your specific application before purchasing.