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  • Stronger torque generated in higher speed zone (KH56KM2-901 generates 1.2 times torque of our previous model at 1200 r/min. speed)
  • Lowered Vibration by increased stiffness of body construction (lowered by 10% than our previous model)
  • Improved Efficiency (1.1 times of our previous model, by high grade materials)
Unit of Measure

Product Type

N/A Hybrid Stepping Motor


N/A 2 Phase Square KH

Motor Frame Size


Drive Method

N/A Unipolar

Step Angle

N/A 1.8 deg./step

Shaft Specification

N/A Single Shaft

No. of Phases

N/A 2


N/A 6.71 V

Current per Phase

N/A 1.0 A

Winding Resistance per Phase

N/A 6.71 Ω

Inductance per Phase

N/A 9.36 mH

Holding Torque

N/A 118 oz·in834 mN·m

Detent Torque

N/A 5.2 oz·in37 mN·m

Rotor Inertia

N/A 1.0 oz·in²188 g·cm²


N/A 650 g1.4 lb

Insulation Class

N/A JIS Class E (120ºC/248ºF) UL Value : Class B (130ºC/266ºF)

Insulation Resistance

N/A 500 VDC, 100 MO min.

Dielectric Strength

N/A 500 VAC, 50 HZ, 1 min.

Operating Temperature Range

N/A 0 to 50 ºC

Allowable Temperature Range

N/A 70 ºK



Connection Cable to Motor KH 56

Connection Diagrams

Driver Selection Guide

Explanation of Dynamic Torque Curves

Motor Selection Guide

System Configuration