3-phase motor 57BHP79-500A-29

hybrid stepperNEMA 23precision

Product Overview
The 57BHP79-500A-29 is a 57 mm (NEMA 23) 3-phase hybrid stepper motor providing 1.422 N·m (14.5 kg·cm) holding torque in a 79 mm body. Rated 5 A/phase, it is designed for precision motion control where compact size and defined torque are required. Recommended driver: CW542.

Key Highlights

• 3-phase, 1.2° step angle — 1.422 N·m (14.5 kg·cm) holding torque
• Rated current 5 A/phase — 57 mm (NEMA 23) frame
• 79 mm body length with 8 mm shaft diameter

Electrical Specifications
Step angle: 1.2° ± 5%
Holding torque: 1.422 N·m (14.5 kg·cm)
Rated current: 5 A/Phase
Number of phases: 3
Number of leads: 3
Shaft diameter: 8 mm
Frame size: 57 mm (NEMA 23)
Body length: 79 mm
Weight: 1.2 kg
Recommended driver: CW542

Mechanical / Charts
Mechanical drawing available for the 57BH series showing mounting dimensions and shaft details. Torque‑speed curve available for the 57BH series to evaluate performance across speed range.

Model / Technical specifications

• Model: 57BHP79-500A-29 (product designation)
• Phase: 3
• Step angle: 1.2° ± 5%
• Holding torque: 1.422 N·m (14.5 kg·cm)
• Rated current per phase: 5 A
• Number of leads: 3
• Shaft diameter: 8 mm
• Frame size: 57 mm (NEMA 23)
• Body length: 79 mm
• Weight: 1.2 kg
• Recommended driver: CW542