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DC Input Set Models
56 mm sq. (2.20 inch sq.)
1.8 /step
Unipolar winding CE Model
Stepping Motors
Integrated Drivers
IP65 Splash and Dust Stepping Motors with
Vacuum Environments Proof Stepping Motors
Stepping Motors for
Unipolar winding CE Model
Model number
Single shaft 103H7121-6140 103H7121-6740 103H7123-6140 103H7123-6740 103H7126-6140 103H7126-6740
Dual shaft 103H7121-6110 103H7121-6710 103H7123-6110 103H7123-6710 103H7126-6110 103H7126-6710
Holding torque at 2-phase energization [N m oz in MIN.] 0.39 55.2 0.39 55.2 0.83 117.5 0.78 110.5 1.27 179.8 1.27 179.8
Rated current
Wiring resistance
A/phase
/phase
1 4.8
3 0.6
1 6.7
3 0.77
1 8.6
3 0.9
Winding inductance mH/phase
8 0.8 15 1.58 19 2.2
Rotor inertia
Mass (Weight)
[ 10-4kg m2 (oz in2)] [kg (Ibs)]
0.1 0.
103H7123-6710 Datasheet
