Size 13 Bipolar Stepper Motor Specification Step Angle Step Rate Voltage Power Km Running Torque Holding Torque Kt Holding Torque Unpowered Torque Phase Resistance Phase Inductance Number of Phases/Poles Redundant Windings Weight Value 15 500 25 8.5 1.24 1.27 10.5 3.6 0.12 73 54 2/12 Yes 0.625 Units degrees pps VDC watts in-ozâwatts in-oz in-oz/amp in-oz in-oz ohms mH phase/poles windings pounds Basis Nominal Maximum Nominal Nominal Nominal Minimum Nominal Nominal Nominal Nominal Nominal By Design By Design Nominal For the very latest specifications visit www.aeroflex.com/Motion