High Torque Nema 23 Stepper Motor 3A/4A 1.8° 2-Phase 4-Wire for CNC Mill, Lathe & Router - 1.89Nm Holding Torque | Precision Motion Control for DIY CNC Machines, 3D Printers & Automation Projects

Specification : Electrical Specification:Step Angle 1.8°HoldingTorque 2.2Nm/2.5Nm/1.89NmRatedCurrent/phase 3.0A/4.0A/2.8APhaseResistance 1.2Ω/1.6Ω/1.13ΩInductance 4mH/6.8mH/3.6mHRotorInertia 600g-cm2/800g-cm2/440g-cm2FrameSize 57 x 57mmPhysical Specification: Length 82mm/98mm/76mm ShaftDiameter Φ6.35mm ShaftLength 19mm MotorLeads 4 Weight 1.2kg/1.4kg/1.1kg StepAngle Accuracy ±5% (full step, noload)Technical Parameters: Resistance Accuracy ±10% InductanceAccuracy ±20% TemperatureRise 80℃ Max. (ratedcurrent, 2 phase on) AmbientTemperature -20℃~+50℃ InsulationResistance 100MΩ Min. 500VDC DielectricStrength 500V AC for one minute ShaftRadial Play 0.02Max. 450g ShaftAxial Play 0.08Max. 450gQuality Assurance:Warranty Period 12 monthsCertificate CE, ROHs, ISO/SGS9001

Rated Current/phase3.0A/4.0A/2.8A

Holding Torque2.2Nm/2.5Nm/1.89Nm, Optional

Warranty Period 12 months,with CE, ROHs, ISO/SGS9001 Certificate

Application CNC Router Engraving Milling/3D Printer, Lazer, Textile machine

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