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DC Input Set Models/ Drivers
Stepping Motors
Vacuum Environments Proof Stepping Motors
IP65 Splash and Dust
Stepping Motors for
42 mm sq.
Unipolar winding, Connector type
Model no.
Single shaft
Dual shaft
SF2421-12U41 SF2421-12U11
SF2422-12U41 SF2422-12U11
SF2423-12U41 SF2423-12U11
SF2424-12U41 SF2424-12U11
Motor cable: model no. 4835710-1
1.8°/step RoHS
Unipolar winding, Connector type
Bipolar winding, Connector type p. 46
Holding torque at 2-phase energization N·m min. 0.22 0.33 0.4 0.58
Rated current A/phase 1.2 1.2 1.2 1.2
Wiring resistance Ω/phase
2.4 3 3.4 4.4
Winding inductance mH/phase 2.4 3.3 3.9 5.4
Rotor inertia
×10-4kg·m2 0.031 0.046 0.063 0.094
Customizing Shaft length Shaft shape
Varies depending on the model number and quantity. Contact us for details.