3-Pack Nema 17 Stepper Motor 2 Phase 1.8 Degree Beefy Torque Bipolar 40mm Size With 0.41Nm Torque, 4-Lead Cable 1M, Shaft 24mm, 5mm Diameter, Fits 3D Printer CNC Robot Projects Great For DIY Builds

High-performance Nema 17 stepper motor set for 3D printers
✔️ 3-pack with 0.41Nm torque, 1.8-degree steps, 40mm body, 5mm shaft for DIY CNC and robotics builds

These Nema 17 stepper motors are compact electric devices that deliver precise rotational movement, commonly used in 3D printers, CNC machines, and robot arms to handle tasks like accurate positioning and controlled motion in home workshops or industrial setups.

✅ Body dimensions: 42x42x40mm (1.66x1.66x1.58in), shaft 24mm (0.94in) long, 5mm diameter
✅ Step angle: 1.8 degrees for 200 steps per revolution, holding torque of 0.41Nm (58.06oz·in)
✅ Rated current: 1.5A, resistance: 2.0Ω, inductance: 3.8mH, rotor inertia around 60g.cm²
✅ Operation: 12-24V DC, ambient temp -20°C to +50°C (-4°F to 122°F), includes 1m 4-lead cable

💡 What makes stepper motors essential for precision in automation projects?
Precision engineering is key for reliable performance in devices like 3D printers.
- Deliver exact step control without needing extra sensors
- Handle high torque at low speeds for steady builds
- Boost efficiency in DIY setups by cutting down on complex wiring
- Cut costs compared to servo systems while maintaining accuracy