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| Parameter | Specification |
|---|---|
| Product Name | NEMA 42 Stepper Motor (110×110×99 mm) |
| Motor Type | 2-Phase Bipolar Hybrid Stepper Motor |
| Frame Size | NEMA 42 (110 × 110 mm) |
| Step Angle | 1.8° per step |
| Rated Current / Phase | 5.5 A |
| Phase Resistance | ~0.9 Ω |
| Phase Inductance | ~12 mH |
| Holding Torque | ~11.2 N·m |
| Detent Torque | ~3 kg·cm |
| Rotor Inertia | ~5500 g·cm² |
| Number of Leads | 4 wires (A+, A−, B+, B−) |
| Shaft Type | Keyed shaft |
| Shaft Diameter | ~19 mm |
| Shaft Length | ~55 mm |
| Body Length | ~99 mm |
| Lead Wire Length | ~400 mm |
| Weight | ~5 kg |
| Insulation Class | Class B |
| Operating Temperature | −20 °C to +50 °C |
| Typical Applications | CNC machines, automation systems, robotics, precision positioning |
This high-torque NEMA42 stepper motor delivers approximately 11.2 N·m holding torque with a standard 1.8° step angle, making it suitable for heavy-duty motion control applications. Designed for industrial environments, it offers strong torque output, stable stepping performance, and reliable operation in demanding CNC and automation systems.
Application Areas:
- CNC routers and milling machines
- Industrial automation equipment
- Robotics and motion control systems
- Large-format 3D printers
- Pick-and-place machinery
- Precision positioning systems
Wires Connection:
- Black : A+
- Green : A-
- Red : B+
- Blue : B-
Drawings:

Packing List Includes:
- 1 x NEMA42 110 kg-cm Stepper Motor
