ATO Nema 23 Stepper Motor, 1.8 Degree, 2.8A/ 4.2A, 2 Phase 4 Wires,Digital Stepping Motor for CNC Router Engraving Milling/3D Printer (4.2A)

ATO 2-phase 4-wire Nema 23 stepper motor,with 1.8 deg. step angle(200 steps/revolution). Each phase draws current2.8A/4.2A , allowing for a holding torque of 1.26Nm/3.0Nm.Specification : Electrical Specification :Step Angle 1.8°Holding Torque 1.26Nm/3.0NmRated Current/phase 2.8A/4.2APhase Resistance 0.9ΩInductance 2.5mH/3.8mHRotor Inertia 280g-cm2/800g-cm2Physical Specification : Frame Size 57x 57mmLength 56mm/111mmShaft Diameter Φ6.35mmShaft Length 19mmMotor Leads 4Weight 0.68kg/1.4kgTechnical Parameters :Step Angle Accuracy ±5% (full step, no load)Resistance Accuracy ±10%Inductance Accuracy ±20%Temperature Rise 80℃ Max. (rated current, 2 phase on)Ambient Temperature -20℃~+50℃Insulation Resistance 100MΩ Min. 500VDCDielectric Strength 500V AC for one minuteShaft Radial Play 0.02Max. 450gShaft Axial Play 0.08Max. 450gQuality Assurance :Warranty Period 12 monthsCertificate CE,ROHs, ISO/SGS9001

• Holding Torque1.26Nm/3.0Nm
• Holding Torque1.26Nm/3.0Nm
• Phase Resistance0.9Ω
• Application: CNC Router Engraving Milling/3D Printer, Lazer, Textile machine
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