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NEMA 17 High Precision Stepper Motor (42mm), 0.9°, 2-Phase Bipolar

  • High Precision & Control: Features a fine 0.9° step angle and a torque range of 0.2-0.7 Nm, delivering superior accuracy and smooth motion for demanding applications.
  • Robust & Compact Design: Built to the NEMA 17 standard (42mm frame), offering a perfect balance of power and size for integration into sophisticated equipment.
  • Proven Reliability: The 2-phase bipolar design ensures consistent performance and high torque density in continuous operation environments.
  • Versatile Application: Engineered to meet the precise demands of ATM mechanisms, textile guiders, and high-resolution printing machines.

Motor Specifications

Model Current Resistance Inductance Holding torque Inertia Length Weight
A Ω±10% mH±20% N.m OZ.in g/cm² mm Max Kg Lbs
SD42H431-0604 0.6 6.7 12.0 0.12 17.0 23 31 0.20 0.4
SD42H431-1204 1.2 1.8 3.1 0.12 17.0 23 31 0.20 0.4
SD42H435-0604 0.6 8.0 20.0 0.22 31.2 35 35 0.24 0.5
SD42H435-1204 1.2 2.1 5.0 0.22 31.2 35 35 0.24 0.5
SD42H441-0604 0.6 9.7 27.0 0.32 45.3 54 41 0.30 0.7
SD42H441-1204 1.2 2.5 7.0 0.32 45.3 54 41 0.30 0.7
SD42H449-0604 0.6 12.2 37.0 0.40 56.7 77 49 0.36 0.8
SD42H449-1204 1.2 3.1 10.0 0.40 56.7 77 49 0.36 0.8
SD42H449-1804 1.8 1.5 5.0 0.40 56.7 77 49 0.36 0.8
SD42H461-0604 0.6 15.4 49.1 0.68 96.3 110 61 0.50 1.1
SD42H461-1204 1.2 4.0 13.5 0.68 96.3 110 61 0.50 1.1
SD42H461-1804 1.8 2.0 6.3 0.68 96.3 110 61 0.50 1.1

 

This NEMA 17 stepper motor is designed for applications where precision and reliability are paramount. With its exceptional 0.9° step angle, 0.2-0.7 Nm torque output, and robust 42mm frame, it provides the accurate and dependable motion control required in high-stakes environments.

Core Advantages

  • Unmatched Accuracy: The 0.9° step angle enables ultra-fine positioning, ensuring flawless operation in tasks such as currency handling in ATMs, precise thread control in textile equipment, and accurate paper feeding in high-resolution printers.
  • Optimized Power Density: The 2-phase bipolar design generates high torque within a compact NEMA 17 form factor, delivering the necessary force without compromising on space.
  • Built for Demanding Duty Cycles: Engineered for long-term reliability in commercial and industrial settings, ensuring consistent performance in ATM machines, automated textile equipment, and professional printing machinery.

 DIMENSION(UNIT:MM)

TORQUE-FREQUENCY CURVE

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