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Dual Shaft 86mm Hollow Shaft Stepper Motor – NEMA34 4.5Nm 6A High Torque Stepper
High-precision NEMA34 hollow shaft stepper motor with dual output shaft and 16mm inner bore, suitable for CNC, automation, and encoder integration.
Dual Shaft 86mm Hollow Shaft Stepper Motor – NEMA34
This 86mm hollow shaft stepper motor (NEMA34) is designed with a
16mm inner bore and dual output shaft, making it ideal for
CNC machinery, robotics, and automation systems. With reliable torque output
and compact construction, this NEMA34 hollow shaft stepper motor is
a flexible choice for applications requiring encoder integration or direct drive.
Technical Specifications
| Item | Specification |
|---|---|
| Step Angle | 1.8° ±5% |
| Number of Phases | 2 Phase |
| Phase Voltage | 2.1 VDC |
| Phase Current | 6.0 Amp |
| Phase Resistance | 0.35Ω ±10% (at 20°C) |
| Phase Inductance | 3.2 mH ±20% |
| Static Holding Torque | 4.5 Nm |
| Insulation Class | Class B |
| Insulation Resistance | 100MΩ min. (500V DC) |
| Ambient Temperature | -30°C ~ +50°C |
| Ambient Humidity | 15% ~ 95% RH |
| Motor Weight | Approx. 2.3 kg |
| Recommended Drive Voltage | VDC: 24-110V / VAC: 24-72V |
| Shaft Type | Dual shaft with 16mm hollow bore |
Key Features
- Model: 86mm NEMA34 hollow shaft stepper motor
- Dual output shaft with 16mm bore for encoder mounting
- High torque up to 2.3 Nm
- Compact body length with durable copper shaft
- Stable performance with low vibration
- Stepper Motor with SSS2D872
Applications
The hollow shaft stepper motor NEMA 34 is widely applied in:
- CNC machines and milling equipment
- Robotics and automation control
- Packaging and labeling systems
- Feedback systems with hollow shaft encoders
- Replacement for hollow shaft DC motors in industrial projects
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