Yootop Stepper Motor Nema17 Bipolar 0.4A with High Torque 4-Lead for 3D Printer DIY CNC Mill

Specification: Motor type: bipolar stepper Step Angle: 1.8 deg. Holding Torque: 26Ncm(36.8oz.in) Rated Current/phase: 0.4A Phase Resistance: 30ohms Inductance: 37mH+/-20%(1KHz) Weight: 230g Frame Size: 42 x 42mm Body Length: 34mm Shaft Diameter: 5mm Shaft Length: 20mm D-cut Length: 15mm Wire: 600mm 4-lead wire High torque Low loss stators have better high speed performance Large ball bearings extend the life of the bearings and motor. UL Recognized and CE compliant Contact with us if you have any question We are going to help you with our best