CW ChuangWei NEMA 34 3Nm (Shaft 14mm Key) 86BHH76-400B-35J 450A Stepper Motor

The CW ChuangWei NEMA 34 stepper motor is a high-torque, industrial-grade motor designed for CNC machines, automation systems, and heavy-duty motion control applications. With stable performance, precise positioning, and strong holding torque, it is suitable for demanding engineering tasks.

Key Features

• High Torque Output
  Provides up to 3 Nm holding torque for reliable performance in heavy-load applications.
• Precision Motion Control
  1.8° step angle ensures accurate positioning and smooth operation.
• Robust Industrial Design
  Built for durability and continuous operation in industrial environments.
• Low Resistance and Efficient Performance
  Optimized winding design improves efficiency and reduces heat generation.
• Standard NEMA 34 Size
  Easy integration with compatible mounts and CNC systems.
• Keyed Shaft Design
  14 mm shaft with keyway for secure coupling and power transmission.

Technical Specifications

• Model: 86BHH76-400B-35J
• Frame Size: NEMA 34
• Step Angle: 1.8° ±5%
• Holding Torque: 3 Nm (30 kg·cm)
• Rated Voltage: 1.68 VDC
• Rated Current: 4.0 A
• Phase Resistance: 0.42 Ω ±10%
• Phase Inductance: 2.2 mH ±20%
• Insulation Resistance: 100 MΩ (500 VDC)
• Insulation Class: B (≤130°C)
• Ambient Temperature: -20°C to 50°C
• Ambient Humidity: 15% to 95%
• Motor Weight: Approx. 2.3 kg
• Shaft Diameter: 14 mm (with key)
• Matching Driver: CW ChuangWei CWD860H, YAKO YKD2608MH-DK, Leadshine DMA860H

Applications

Ideal for CNC routers, milling machines, automation systems, robotics, conveyor systems, and other motion control applications requiring high torque and precise positioning.