The NEMA17 42HS40 Stepper Motor is a compact, high-precision stepper motor offering a holding torque of 4.2kg·cm, making it ideal for medium-load applications such as 3D printers, CNC machines, robotics, automation, and other motion control systems. Built with a 1.8° step angle (200 steps per revolution), this bipolar 4-wire motor ensures accurate positioning, smooth operation, and low vibration. With a 42mm x 42mm frame size and 40mm body length, the 42HS40 fits seamlessly into tight spaces while providing reliable performance over time. If you’re looking for a balance between power, efficiency, and size, the NEMA17 42HS40 is the motor of choice.
