AmpFlow 3-inch high-performance electric motor

3-Inch High-Performance Motors

Our widest selection of brushed DC electric motors, in the popular 3-inch size. Choose economy, mid-range, or high-performance models, with voltages from 6V to 72V.

AmpFlow 4-inch high-performance electric motor

4-Inch High-Performance Motors

The largest brushed DC electric motors in our high-performance line, built for demanding, high-power projects.

AmpFlow 2.4-inch high-performance electric motor

2.4-Inch High-Performance Motors

Brushed DC electric motors with high-performance neodymium magnets or lower-cost ferrite. A lightweight, OEM-friendly choice for tight spaces.

AmpFlow 1.5-inch high-performance electric motor

1.5-Inch High-Performance Motors

Our smallest electric motors, with neodymium magnets that pack surprising power into a 1.5-inch (38mm) frame. Ideal for compact robotics builds.

AmpFlow water-resistant 3-inch high-performance electric motor

Water-Resistant 3-Inch Motors

AmpFlow 3-inch brushed DC motors sealed to IP65, protecting against splash, spray, and dust. A direct replacement for non-sealed versions in outdoor, marine, and wash-down applications.

AmpFlow 3.4-inch high-performance electric motor

3.4-Inch High-Performance Motor

Brushed DC 24V electric motor feature high-torque output in a widely compatible form factor.


AmpFlow high-performance electric motors power a wide range of applications, including robots, industrial motion control, factory automation, semiconductor manufacturing, and educational projects.

For more options, take a look at our Standard Motors and our Pancake Motors.