NEMA 34 stepper motors can quickly respond to control signals and are suitable for situations that require rapid action.
The driving circuit of a stepper motor is relatively simple, easy to design and maintain.
Features:

|  			 Step Angel 
  |  			1.8 ° | 
|  			 Fram Size 
  |  			86 mm | 
|  			 Number of Phase 
  |  			2 Phase | 
|  			 Rated Current 
  |  			4.0 A | 
|  			 Holding Torque 
  |  			4.0N.m | 
|  			 Resistance 
  |  			0.62ohm | 
|  			 Inductance 
  |  			3.5mH | 
|  			 Rotor Inertia 
  |  			1000 g-cm² | 
|  			 Motor weight 
  |  			2.3 kg | 
|  			 Number of leads 
  |  			4 | 
|  			 Connection 
  |  			Bipolar | 
Step Angle: 1.8°
Maximum Temperature :80°C maximum
Ambient Temperature: -20 °C to 50°C
Storage Temperature -20: °C to 100°C
Humidity Range (%) :85% or less, non-condensing
Magnet Wire Insulation :Class B 130 deg C
Insulation Resistance :100M Ohm at 500 VDC
Dielectric Strength :500 VDC for 1 min
| Model | Holding Torque | Step Angle | Length | Type of Shaft | Rated Current | 
| 86SHD4003-32 | 4.0N.m | 1.8° | 69mm | Key Shaft-32mm | 4.0A | 
| 86SHD4101-32 | 4.5N.m | 1.8° | 76mm | Key Shaft-32mm | 4.0A | 
| 86SHD4201-37 | 5.6N.m | 1.8° | 98mm | Key Shaft-37mm | 4.0A | 
| 86SHD4314-37 | 6.8N.m | 1.8° | 112mm | Key Shaft-37mm | 5.0A | 
| 86SHD4404-37 | 8.0N.m | 1.8° | 127mm | Key Shaft-37mm | 5.0A | 
| 86SHD4505-37 | 12.0N.m | 1.8° | 150mm | Key Shaft-37mm | 5.5A | 
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