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General Specifications
| Item | Specification |
| Step Angle Accuracy | 5% (Full Step No Load) |
| Resistance Accuracy | ± 10% |
| Inductance Accuracy | ± 20% |
| Tempature Rise | 80ºC Max. (rated current, 2phase on) |
| Ambient Temperature | -10ºC ~ +50ºC |
| Insulation Resistance | 100MΩ Min., 500 Vdc |
| Dielectric Strength | 500 Vac for one minute |
| Shaft Radial Play | 0.06 Max (450 g-load) |
| Shaft Axial Play | 0.08 Max (450 g-load) |
Size 23 High Torque Stepping Motor Specifications
| Model No. | Rated Voltage | Per Phase | Holding Torque | # of Leads | Rotor Inertia | Weight | ||||
| Current | Resistance | Inductance | ||||||||
| Single Shaft | Double Shaft | V | A | Ohm | mH | Oz-in | Kg-cm | g-cm2 | Kg | |
| 23H160H-100-6A | 23H160H-100-6B | 5.7 | 1 | 5.7 | 5.4 | 54 | 3.9 | 6 | 120 | 0.45 |
| 23H160H-200-6A | 23H160H-200-6B | 2.8 | 2 | 1.4 | 1.4 | |||||
| 23H160H-300-6A | 23H160H-300-6B | 1.9 | 3 | 0.63 | 0.6 | |||||
| 23H160H-280-4A | 23H160H-280-4B | 2 | 2.8 | 0.7 | 1.4 | 75 | 5.5 | 4 | ||
| 23H200H-100-6A | 23H200H-100-6B | 6.6 | 1 | 6.6 | 8.2 | 100 | 7.2 | 6 | 275 | 0.65 |
| 23H200H-200-6A | 23H200H-200-6B | 3.3 | 2 | 1.65 | 2.2 | |||||
| 23H200H-300-6A | 23H200H-300-6B | 2.2 | 3 | 0.74 | 0.9 | |||||
| 23H200H-280-4A | 23H200H-280-4B | 2.3 | 2.8 | 0.83 | 2.2 | 140 | 10 | 4 | ||
| 23H220H-100-6A | 23H220H-100-6B | 7.4 | 1 | 7.4 | 10 | 125 | 9 | 6 | 300 | 0.7 |
| 23H220H-200-6A | 23H220H-200-6B | 3.6 | 2 | 1.8 | 2.5 | |||||
| 23H220H-300-6A | 23H220H-300-6B | 2.3 | 3 | 0.75 | 1.1 | |||||
| 23H220H-280-4A | 23H220H-280-4B | 2.5 | 2.8 | 0.9 | 2.5 | 175 | 12.5 | 4 | ||
| 23H300H-100-6A | 23H300H-100-6B | 8.6 | 1 | 8.6 | 14 | 187 | 13.5 | 6 | 480 | 1 |
| 23H300H-200-6A | 23H300H-200-6B | 4.5 | 2 | 2.25 | 3.6 | |||||
| 23H300H-300-6A | 23H300H-300-6B | 3 | 3 | 1 | 1.6 | |||||
| 23H300H-280-4A | 23H300H-280-4B | 3.2 | 2.8 | 1.13 | 3.6 | 262 | 18.9 | 4 | ||
Motor Dimensions

Wiring Diagram

Length
| Model # | A | |
| Inches | mm | |
| 23H160H(M) | 1.6 | 41 |
| 23H200H(M) | 2.0 | 51 |
| 23H220H(M) | 2.2 | 56 |
| 23H300H(M) | 3.0 | 76 |
Motor Modification Options