Nema 17 42mm Stepper Motor 1.3 Amp

Nema 17 1.3 amp 42mm stepper motor. Supplied with a 1 metre XH lead, this stepper makes an ideal replacement for most 3D printer stepper motors. Comes with a D shaped shaft for easy pulley attachment. Step angle accuracy: +-5% (full step, no load) Resistance accuracy: +/- 10% Inductance accuracy: +-20% Temperature rise: maximum 80 degrees (rated current, two-phase conduction) Ambient temperature----------- 20deg~+50deg Insulation resistance: minimum 100MΩ, 500VDC Insulation strength -------- 500VAC for one minute