42 Stepper Motor (D43×L47mm) – High-Precision Motor for 3D Printers

The 42 Stepper Motor (D43×L47mm) is a reliable, high-precision motor engineered specifically for 3D printer applications. At Protomont Technologies, we supply quality 3D printer spare parts and accessories, and this stepper motor is an essential upgrade or replacement option for ensuring stable and accurate motion control. Designed with durability and consistent performance in mind, the 42 Stepper Motor (D43×L47mm) delivers the precision required for both professional and hobby-level 3D printing.

Featuring a compact 40mm body height and a 22mm shaft length, this motor fits perfectly into most standard 3D printer setups. Its 2-phase structure, 1.8° step angle, and strong holding torque ensure smooth, detailed movement across every layer of your print. Whether you are printing detailed prototypes or larger, more complex models, the 42 Stepper Motor (D43×L47mm) supports excellent torque control and dependable speed regulation.

Built with robust materials and high-quality internal components, this motor provides efficient power consumption, low noise output, and long service life. The precision shaft extension and stable rotation direction allow seamless compatibility with printer extruders, X-Y-Z axis systems, and mechanical assemblies. Installation is simple, making it an ideal replacement part for a wide range of 3D printers.

The 42 Stepper Motor (D43×L47mm) is engineered to handle high-frequency operation with no-load starting frequencies exceeding 800 PPS, ensuring fast yet accurate positioning. Its strong insulation rating and Class F construction guarantee safety, stability, and long-term performance.