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STN086-2 Series
● 2-Phase Hybrid Stepper Motor
● Step Angle: 0.9° / 1.8°
● Standard NEMA 34 Dimensions, 86x86mm
● High Torque, High Precision, High Efficiency, High Reliability
● Small Size, Smooth Movement, Low Inertia
▍Specification and Order Code
2-Phase, Unipolar (6 Leads):
| Model Name | Step Angle | Current | Resistance | Inductance | Holding Torque | Motor Length | Inertia | Mass Weight | |
| Single Shaft | Dual Shaft | Deg. | A/Phase | Ω / phase | mH / Phase | N.cm (kgf.cm) | mm | X10-7Kg.m2 | kg |
| STN086-2N-666-200S | STN086-2N-666-200D | 1.8° | 2 | 2.2 | 7 | 2 (20.0) | 66 | 1.4 | 1.7 |
| STN086-2N-666-300S | STN086-2N-666-300D | 1.8° | 3 | 1 | 2.85 | 2 (20.0) | 66 | 1.4 | 1.7 |
| STN086-2N-666-450S | STN086-2N-666-450D | 1.8° | 4.5 | 0.48 | 1.5 | 2 (20.0) | 66 | 1.4 | 1.7 |
| STN086-2H-986-100S | STN086-2H-986-100D | 0.9° | 1 | 12 | 90 | 4 (40.0) | 98 | 2.7 | 2.8 |
| STN086-2H-986-200S | STN086-2H-986-200D | 0.9° | 2 | 3.2 | 22 | 4 (40.0) | 98 | 2.7 | 2.8 |
| STN086-2H-986-300S | STN086-2H-986-300D | 0.9° | 3 | 1.7 | 12 | 4 (40.0) | 98 | 2.7 | 2.8 |
| STN086-2N-986-200S | STN086-2N-986-200D | 1.8° | 2 | 3.2 | 14.8 | 4 (40.0) | 98 | 2.7 | 2.8 |
| STN086-2N-986-300S | STN086-2N-986-300D | 1.8° | 3 | 1.9 | 8.1 | 4 (40.0) | 98 | 2.7 | 2.8 |
| STN086-2N-986-450S | STN086-2N-986-450D | 1.8° | 4.5 | 0.75 | 3.34 | 4 (40.0) | 98 | 2.7 | 2.8 |
| STN086-2N-1266-400S | STN086-2N-1266-400D | 1.8° | 4 | 1 | 4.7 | 6 (60.0) | 126 | 3.8 | 4 |
● Environmental conditions: -20 ~ +50℃
● Insulation resistance: 100MΩ Min（at DC500V）
● Permissible temperature rise: 80℃ Max（Resistance method）
★ Note: Do not allow the surface temperature of the motor case to exceed 90℃ during operation.
★ Size and electrical parameters can be customized
★ Optional items: Encoder & Brakes can be chosen and installed
2-Phase, Bipolar (4 Leads):
| Model Name | Step Angle | Current | Resistance | Inductance | Holding Torque | Motor Length | Inertia | Mass Weight | |
| Single Shaft | Dual Shaft | Deg. | A/Phase | Ω / phase | mH / Phase | N.cm (kgf.cm) | mm | X10-7Kg.m2 | kg |
| STN086-2N-664-400S | STN086-2N-664-400D | 1.8° | 4 | 0.62 | 3.5 | 2.8 (28.0) | 66 | 1.4 | 1.7 |
| STN086-2N-984-400S | STN086-2N-984-400D | 1.8° | 4 | 0.97 | 8.3 | 5.8 (58.0) | 98 | 2.7 | 2.8 |
| STN086-2N-1264-400S | STN086-2N-1264-400D | 1.8° | 4 | 1 | 9.3 | 8.4 (84.0) | 126 | 3.8 | 4 |
| STN086-2N-1564-600S | STN086-2N-1564-600D | 1.8° | 6 | 0.8 | 8 | 10.6 (106.0) | 156 | 4.8 | 5 |
● Environmental conditions: -20 ~ +50℃
● Insulation resistance: 100MΩ Min（at DC500V）
● Permissible temperature rise: 80℃ Max（Resistance method）
★ Note: Do not allow the surface temperature of the motor case to exceed 90℃ during operation.
★ Size and electrical parameters can be customized
★ Optional items: Encoder & Brakes can be chosen and installed
▍Wiring Diagram
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2-Phase, Unipolar (6 Leads)
2-Phase, Bipolar (4 Leads)
▍Dimension
