86EX45-12.7 Hybrid Stepper Motor | 3.2V | 4.4A | 4.5 Nm Holding Torque
86EX45-12.7 is a high-torque hybrid stepper motor designed for heavy-duty motion control and precise positioning applications. It features a robust 86mm frame size with a standard 1.8° step angle, ensuring accurate and stable step movement. The motor operates at a rated voltage of 3.2V with a rated current of 4.4A per phase, delivering strong and consistent torque output. With a holding torque of 4.5 Nm and optimized electromagnetic design, it provides reliable performance at low and medium speeds. The motor is built with high insulation standards and durable construction for continuous industrial operation.
Application:
| Parameter | Specification |
|---|---|
| Model | 86EX45-12.7 |
| Type | Hybrid Stepper Motor |
| Frame Size | 86 mm |
| Number of Phase | 4 |
| Step Angle | 1.8° ±5% |
| Rated Voltage | 3.2 V |
| Rated Current / Phase | 4.4 A |
| Holding Torque | 4.5 Nm |
| Phase Resistance | 0.8 Ω ±10% (20°C) |
| Phase Inductance | 3.2 mH ±20% (1 kHz, 1 Vrms) |
| Dielectric Strength | AC 500V / 1 min / 5mA Max |
| Rotor Inertia | 1400 g·cm² |
| Insulation Class | B (130°C) |
| Weight | 2.8 kg |
| Shaft Diameter | 12.7 mm |
