STEPPERONLINE Nema 17 Stepper Motor Bipolar 1.5A 42Ncm 42x42x38mm 1.8deg 4 Wires with 1m Cable and Connector (5 Pack)

This bipolar Nema 17 stepper motor with step angle 1.8deg and size 42x42x38mm. It has 4 wires, each phase draws current 1.5A, with holding torque 42Ncm. Electrical Specification *Manufacturer Part Number: 17HE15-1504S *Motor Type: Bipolar Stepper *Step Angle: 1.8 deg *Holding Torque: 42Ncm(59.49oz.in) *Rated Current/phase: 1.50A *Phase Resistance: 2.3ohms *Inductance: 4.00mH ± 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 ***On some systems, the middle 2 wires on the motor side are swapped. This is easy to fix by slightly prying back the white nubs and swapping the wires. Otherwise they work fine.*** 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.