NEMA17 Stepper Motor and Driver Options

Choose a matched motor for a small motion-control project. The 39 mm and 47 mm NEMA17 versions offer different body lengths and holding-torque specifications.

Select the motor or the separate driver

The motor variants use four-wire bipolar connections and a 1.8-degree step angle. The variant labelled as a driver is a separate control accessory, rather than another motor size. Match the motor current, driver and mechanical mounting before assembly.

Product details: 42BYGH39/47; 42 × 42 mm frame; 39 or 47 mm body; listed holding torque 0.4 or 0.55 N·m respectively; 5 mm shaft. Separate driver option.

Choose the component that fits your motion system.