34 Stepper Motor – 1.8° Step Angle, 86mm Frame, 500oz_in Torque, 4.5A Rated Current

Overview:
The 34HB32-4504D is a compact yet powerful stepper motor optimized for industrial applications requiring precision motion control in space-constrained environments. With an 86×86×82mm frame and 1.8° step angle, it delivers 500oz-in holding torque while maintaining efficient operation at 4.5A rated current. Featuring 0.32Ω phase resistance and 2.8mH inductance, the motor ensures smooth performance. Its key-way shaft (14mm/12.7mm diameter, 35mm length) and 4-lead wire configuration simplify mechanical and electrical integration.

Key Features:
1.8° Step Angle: Enables precise positioning (200 steps/rev)
500oz-in Holding Torque: Ideal for light to medium-duty CNC, robotics, and automation
4.5A Rated Current: Balances torque output with energy efficiency
86mm Frame Size: Ultra-compact 86×86×82mm design for tight installations
Dual Shaft Diameters: 14mm & 12.7mm with 35mm length (key-way design)
4-Lead Wire Configuration: Simplifies 2-phase driver connections
Electrical Specs: 0.32Ω phase resistance, 2.8mH inductance

Applications:
Perfect for 3D printers, laser engravers, small CNC mills, automated test equipment, and robotics requiring high torque in a compact footprint. Suited for environments prioritizing space efficiency without compromising performance.

Mechanical Specifications:
Frame Size: 86×86×82mm
Shaft Type: Key-way
Shaft Dimensions:
Diameter: 14mm & 12.7mm
Length: 35mm
Torque: 500oz-in (holding)

Electrical Specifications:
Rated Current: 4.5A per phase
Phase Resistance: 0.32Ω
Inductance: 2.8mH
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