Datasheet — 23km-c051-09v
| Parameter | Value | Notes | | :--- | :--- | :--- | | | Hybrid Stepper Motor | 2-phase, bipolar | | Frame Size | NEMA 23 | 57mm x 57mm flange | | Step Angle | 1.8° | Standard for 200 steps/revolution | | Steps per Revolution | 200 | Full-step resolution | | Holding Torque | 9.9 kg-cm (980 mNm) | The force required to break the motor's shaft from a standstill | | Current per Phase | 2.0 A | The maximum current for each winding | | Voltage | 9 V (Nominal) | Rated voltage based on resistance and current | | Winding Resistance | 2.0 Ω ±10% | Measured per phase | | Winding Inductance | 4.4 mH | Per phase | | Number of Wires | 6 | Factory configuration for unipolar/bipolar wiring | | Shaft Diameter | 6.35mm (1/4") | Standard round shaft | | Dynamic Torque | 869 mNm @ 600pps | Maintained torque at speed | | Insulation Resistance | >100 MΩ @ 500VDC | Electrical safety rating | | Dielectric Strength | 500 VAC for 1 min | Withstands high voltage without breaking down | | Ambient Temperature | -20°C to +50°C | Operating range | | Max. Temperature Rise | 80°C | Can get hot during operation | | Weight | ~675 g (1.5 lbs) | | | Common Manufacturers | Minebea / Astrosyn | Brand names seen on similar models |
A: Only if used with a current-limiting chopper driver. The 09V rating means rated voltage for constant voltage drive (L/R drive). For chopper drives, you can use 24V but must set phase current to 0.51A max.
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A: Yes, but only through a proper chopper‑type stepper driver (like TB6600, DM542, TMC2209). The driver will regulate the average current to 2.0 A per phase. Never connect the motor directly to a 12 V or 24 V supply.
The is a high-torque NEMA 23 hybrid stepper motor manufactured by Minebea (NMB-MAT) . It is widely used in industrial control systems, CNC routers, and large-format laser cutters due to its substantial holding torque and precision. ⚙️ Key Specifications | Parameter | Value | Notes | |
Generally operates best with a 24V to 48V DC power supply to maintain torque at higher speeds. 📂 Related Resources
Rated for operation between -20°C and +50°C, the motor can be used in unheated workshops, outdoor enclosures, or cold storage facilities without special heating or cooling measures. For chopper drives, you can use 24V but
If you are trying to or set up a new CNC , could you tell me: How many wires does your specific motor have (4, 6, or 8)? What stepper driver are you planning to use?