Features: 1) Product name:NEMA 11HY hybrid stepping motor 2) Frame sizes: 28 3) Step angle: 1.8 or 0.9 4) Body length: 33, 44,51mm 5) Shaft style: single or double 7) Lead wires: 4 or 6 8) No. of phase: 2 technic specificationsModleStep angleRated currentResistance per phaseInductance per phaseHolding torqueDetent torqueRotor inertiaWiring diagramMotor massMotor lengthAΩmHmN.mmN.mg.cm2gL11HY104-21.8°0.472.43049b1103311HY105-21.8°0.4211.9106049a1103311HY301-21.8°0.2584080512a14045