Jiangsu Changzhou Sutai Electrical Appliance Co.,Ltd
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nema 17 Stepper Motor size 42mm Hybrid Stepper Motor ST42H309
| ries Model | Step angel | Motor lengh | Rated Current | Phase Resistance | Phase Inductance | Holding torque | Rotor Inertia | Lead wire | Motor weight |
| 42H200 | 1.8 | 29 | 1 | 2 | 1.5 | 1.8 | 28 | 4 | 185 |
| 42H309 | 1.8 | 34 | 0.6 | 4.3 | 6.3 | 2.2 | 34 | 4 | 220 |
| 42H310 | 1.8 | 34 | 1 | 2.15 | 2.4 | 2.2 | 34 | 4 | 220 |
| 42H330 | 1.8 | 34 | 0.4 | 30 | 30 | 2.2 | 34 | 4 | 220 |
| 42H360 | 1.8 | 34 | 1 | 4.4 | 2.75 | 1.6 | 34 | 6 | 220 |
| 42H361 | 1.8 | 34 | 0.85 | 4.27 | 3.4 | 1.6 | 34 | 6 | 220 |
| 42H363 | 1.8 | 34 | 0.4 | 24.5 | 17 | 1.6 | 34 | 6 | 220 |
| 42H401 | 1.8 | 40 | 1.7 | 1.5 | 2.7 | 3.9 | 54 | 4 | 290 |
| 42H462 | 1.8 | 40 | 1.2 | 3.2 | 2.8 | 2.6 | 54 | 6 | 290 |
| 42H463 | 1.8 | 40 | 0.41 | 30 | 24 | 2.6 | 54 | 6 | 290 |
| 42H4812 | 1.8 | 48 | 1.2 | 3.2 | 4.2 | 4.4 | 68 | 4 | 360 |
| 42H4820 | 1.8 | 48 | 1.7 | 1.8 | 2.8 | 4.4 | 68 | 4 | 360 |
| 42H4861 | 1.8 | 48 | 1.26 | 4.2 | 3.9 | 3.2 | 68 | 6 | 360 |
| 42H4863 | 1.8 | 48 | 0.4 | 30 | 26.5 | 3.2 | 68 | 6 | 360 |
| 42H4866 | 1.8 | 48 | 0.8 | 7.6 | 8.4 | 3.2 | 68 | 6 | 360 |
| 42H640 | 1.8 | 60 | 0.64 | 15 | 13.2 | 6 | 82 | 4 | 450 |
| 42H643 | 1.8 | 60 | 2.1 | 1.6 | 3 | 6.5 | 82 | 4 | 450 |
All above are conventional products,we can also provide OEM service
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