NEMA 17 Stepper Motor 17HS4023 – 42mm 0.42N·m 1.5A stepper motor for 3D printer

The NEMA 17HS4023 stepper motor is a compact, high-torque motor designed for reliable and precise motion control in 3D printers, CNC machines, and Automation projects. With a 42mm frame size and only 23mm length, it offers excellent performance in tight spaces while maintaining stability and power.

Delivering 0.42N·m holding torque and running at 1.5A current , this motor is perfect for extruders, axis movement, and other stepper-driven mechanisms. Built for durability, it ensures smooth operation, long service life, and consistent precision.

This motor supports a maximum winding temperature of 80°C and can operate in ambient conditions up to 50°C without additional cooling , making it a robust choice for continuous use in demanding environments.

Specifications:

• Model: 17HS4023
• Motor Type: NEMA 17 Stepper Motor
• Size: 42mm × 42mm × 23mm (Body Length)
• Holding Torque: 0.42N m
• Rated Current: 1.5A/phase
• Step Angle: 1.8°
• Shaft Diameter: 5mm (standard)
• Max Coil Temperature: 80°C
• Max Ambient Temperature (without cooling): 50°C
• Application: 3D Printers, CNC, Robotics, Automation

Package Includes:

• 1x NEMA 17HS4023 Stepper Motor

Key Features:
✔ Compact 23mm body length for tight spaces
✔ Strong 0.42N·m torque for reliable performance
✔ Smooth, accurate 1.8° step angle for precision movement
✔ Durable design with 80°C max coil temperature rating
✔ Operates up to 50°C ambient without cooling
✔ Perfect for 3D printers, CNC machines, and DIY projects