Nema 34 Stepper Motor 86HB250-118B Closed Loop
The NEMA 34 Stepper Motor 86HB250-118B is a high-performance closed-loop stepper motor designed for precision motion control in demanding environments. With a holding torque of 12N·m and a rated current of 8.2A per phase, it delivers strong torque and real-time feedback for accuracy and reliability. This hybrid stepper motor features a 1.8° step angle and integrated encoder feedback, ensuring precise positioning and preventing step loss. Its robust 118mm frame and 14mm shaft with keyway make it ideal for CNC machinery, robotics, and automation systems where closed-loop performance is critical.
Features
- Closed-loop control with integrated encoder.
- Holding torque of 8.5N·m.
- Rated current 6A per phase.
- 1.8° step angle for accurate motion.
- 2-phase bipolar, 4-wire configuration plus 6-wire encoder cable.
- 118mm motor length for high-torque applications.
- 14mm shaft with keyway for secure mechanical connection.
- Excellent position recovery and anti-stall performance.
Specifications
| Parameter | Value |
|---|---|
| Model | 86HB250-118B |
| Step Angle | 1.8° |
| Step Accuracy | ±5% |
| Phases | 2 (bipolar, 4-wire configuration) |
| Rated Current | 4A-6A per phase |
| Phase Resistance | 0.45Ω–0.55Ω |
| Resistance Accuracy | ±10% |
| Insulation Resistance | ≥100MΩ at 500VDC |
| Phase Inductance | 4.5mH–5.2mH |
| Inductance Accuracy | ±20% |
| Holding Torque | 8N.m-8.5N·m |
| Detent Torque | 0.24N·m–0.6N·m |
| Rotor Inertia | 2700g·cm²–3600g·cm² |
| Temperature Rise | ≤80°C |
| Ambient Temperature Range | –20°C to +50°C |
| Storage Temperature Range | –20°C to +50°C |
| Dielectric Strength | 500VAC for 1 minute |
| Number of Leads | 4 (for motor) + 6 (for encoder) |
| Cables Length | 3meters |
| Motor Length | 118mm |
| Shaft Diameter | 14mm (keyway) |
Applications
- CNC milling machines.
- Robotics and automation systems.
- Laser engraving machines.
- Medical equipment.
- Textile machinery.
- Packaging machinery.
- Stage lighting systems.
Package Contents
- 1x Nema 34 Stepper Motor 86HB250-118B Closed Loop.
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