JKM NEMA17 0.9 Degree 42 Two Phase Hybrid Stepper Motor 40mm 1.68A For CNC Router

Description: JKM NEMA17 0.9 Degree 42 Two Phase Hybrid Stepper Motor 40mm 1.68A For CNC Router Specification: Brand: JKM Model Number: JK42HM40-1684 Diameter of axle: 5mm Motor length: 40mm Boundary Dimension:42*42mm Size: 42mm x 42mm x 40mm Holding Torque:3.3Kg.cm Certification: CE Scope: 3D Printers, Monitor Equipment, Medical Machinery, Textile Machinery, Packaging Machinery, Stage Lighting,ect. Genaral Specification: Item Specifications Step Angle 0.9 Temperature Rise 80max Ambient Temperature -20~+50 Insulation Resistance 100 M Min. ,500VDC Dielectric Strength 500VAC for 1minute Shaft Radial Play 0.02Max. (450g-load) Shaft Axial Play 0.08Max. (450g-load) Max. radial force 28N (20mm from the flange) Max. axial force 10N Electrical Specification: Model No. Step Angle Motor Length Rate Voltage Current /Phase Resistance /Phase Inductance /Phase Holding Torque # of Leads Detent Torque Rotor Inertia Mass ( ) (L)mm V A mH kg.cm No. g.cm g.cm Kg JK42HM40-1684 0.9 40 2.8 1.68 1.65 3.2 3.3 4 220 54 0.28 Package Included: 1x Stepper Motor More Details: