Color:0.4A / 36.8oz.in(26Ncm Torque) Most popular Nema 17 model with 1.8 deg. step angle (200 steps/revolution) Each phase draws current 0.4A at 12V, allowing for a holding torque of 26Ncm(36.8oz.in). Electrical 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) Physical Specification: * Cable length: 11.8 inches. * Frame Size: 42 x 42mm * Body Length: 34mm * Shaft Diameter: 5mm * Front Shaft Length: 20mm * D-cut Length: 15mm * Number of Leads: 4 * Lead Length: 300mm * Weight: 230g 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.
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