Two-phase stepper motor 42BHM39-100-22D

hybrid stepperNEMA 17for medical applications

Product Overview
The 42BHM39-100-22D is a 42 mm (NEMA 17) 2‑phase hybrid stepper motor delivering 0.334 N·m (3.4 kg·cm) of holding torque in a compact 39 mm body. Rated at 1 A/phase with 4‑lead wiring, it is intended for precision motion control and OEM integration. Recommended driver: CW215. OEM customization available, no MOQ.

Key Highlights

• 2‑phase, 0.9° step angle — 0.334 N·m (3.4 kg·cm) holding torque
• Rated current 1 A/phase — 42 mm (NEMA 17) frame
• Compact 39 mm body length with 5 mm shaft — suitable for confined installations

Quick Specs

• Phase: 2
• Step angle: 0.9° ± 5%
• Holding torque: 0.334 N·m (3.4 kg·cm)
• Rated current: 1 A/Phase
• No. of leads: 4
• Shaft diameter: 5 mm
• Body length: 39 mm

Full Specifications (Electrical & Mechanical)
Step angle — 0.9° ± 5%
Holding torque — 0.334 N·m (3.4 kg·cm)
Rated current — 1 A/Phase
No. of phases — 2
No. of leads — 4
Shaft diameter — 5 mm
Frame size — 42 mm (NEMA 17)
Body length — 39 mm
Weight — 0.45 kg
Recommended driver — CW215

Mechanical & Performance
Mechanical drawings and torque‑speed curves are provided for the 42BH series to support system integration and control tuning. Body length and shaft dimensions correspond to the 39 mm variant with 5 mm shaft.

Applications

• Precision positioning: 3D printers, pick-and-place machines
• Industrial automation: cobots, conveyor indexing
• Light CNC, medical devices and laboratory equipment