STEPPERONLINE 0.9deg Nema 17 Stepper Motor Bipolar 1.5A 30Ncm with 1 Meter Cable for 3D Printer CNC

This bipolar Nema 17 stepper motor with step angle 0.9deg and size 42x42x38mm. It has 4 wires, each phase draws current 1.5A, with holding torque 30Ncm. Electrical Specification *Manufacturer Part Number: 17ME15-1504S *Motor Type: Bipolar Stepper *Step Angle: 0.9 deg *Holding Torque: 30Ncm *Rated Current/phase: 1.50A *Phase Resistance: 2.0ohms *Inductance: 5.20mH ± 20%(1KHz) Physical Specification *Frame Size: 42 x 42mm *Body Length: 38mm *Shaft Diameter: ?5mm *Shaft Length: 23.5mm *D-cut Length: 20mm *Number of Leads: 4 *Lead Length: 1000mm *Weight: 280g Connection A+: Black, A-: Blue, B+: Green, B-: Red Warning: Make sure the motor connect to a constant current or chopper drive controller before you test motor. Connecting the motor directly to a power supply will destroy the motor.