34 Stepper Motor – 1.8° Step Angle, 86mm Frame, 650oz_in Torque, 5A Rated Current

Overview:
The 34HB39-5004D is a precision-engineered stepper motor designed for industrial applications requiring reliable torque and precise motion control. With a 1.8° step angle and 86×86×100mm frame, it delivers 650oz-in holding torque, suitable for medium to heavy-load systems. Featuring 5A rated current, 0.5Ω phase resistance, and 4mH inductance, the motor ensures stable performance. Its key-way shaft (14mm/12.7mm diameter, 35mm length) and 4-lead wire configuration enable flexible integration.

Key Features:
1.8° Step Angle: Enables precise positioning (200 steps/rev)
650oz-in Holding Torque: Ideal for CNC, automation, and robotics
5A Rated Current: Optimized for continuous high-efficiency operation
86mm Frame Size: Compact 86×86×100mm design for space-saving setups
Dual Shaft Diameters: 14mm & 12.7mm with 35mm length (key-way design)
4-Lead Wire Configuration: Simplifies 2-phase driver connections
Electrical Specs: 0.5Ω phase resistance, 4mH inductance

Applications:
Perfect for CNC routers, 3D printers, laser cutters, packaging equipment, robotic arms, and automation systems. Suited for environments requiring reliable torque, precise motion control, and durable performance in industrial settings.

Mechanical Specifications:
Frame Size: 86×86×100mm
Shaft Type: Key-way
Shaft Dimensions:
Diameter: 14mm & 12.7mm
Length: 35mm
Torque: 650oz-in (holding)

Electrical Specifications:
Rated Current: 5A per phase
Phase Resistance: 0.5Ω
Inductance: 4mH
Step Angle: 1.8° (200 steps/rev)
Wire Configuration: 4-lead (2-phase)

Environmental Specs:
Operating Temperature: 0°C – 50°C
Humidity: 40–90% RH (non-condensing)
Avoid: Dust, oil, moisture, corrosive gases