High Torque Low Current Nema 17 Stepper Motor 85oz.in/60Ncm 0.64A Extruder Motor

This is high torque Nema 17 stepper motor with 1.8 deg. step angle (200 steps/revolution). Each phase draws 640mA, allowing for a holding torque of 60Ncm(85oz.in). Electrical Specification: * Manufacturer Part Number: 17HS24-0644S * Motor Type: Bipolar Stepper * Step Angle: 1.8 deg. * Holding Torque: 60Ncm(85oz.in) * Rated Current/phase: 0.64A * Phase Resistance: 15ohms * Inductance: 13.2mH+/-20%(1KHz) Physical Specification: * Frame Size: 42 x 42mm * Body Length: 60mm * Shaft Diameter: 5mm * Shaft Length: 24mm * D-cut Length: 15mm * Number of Leads: 4 * Lead Length: 500mm * Weight: 500g Connection: Black(A+), Green(A-), Red(B+), Blue(B-) 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.