RF / optical performance and link budget (if present)
To use the motor, you must identify the two separate coil windings and their center-tap wires using a simple multimeter. The pairs are determined by continuity (low resistance). The colors may vary, but a common pattern for 6-wire steppers is as follows:
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? 23km-c051-09v datasheet
Typically ranges between 1.0Ω and 5.0Ω for this series.
| Parameter | Value | |-----------|-------| | | 1.8° ± 5% (full step) | | Number of Phases | 2 | | Rated Voltage | 9 V DC | | Rated Current per Phase | 0.51 A (or 5.1 A – check model variant) | | Phase Resistance | 17.6 Ω (if 0.51 A) or 1.76 Ω (if 5.1 A) | | Phase Inductance | 12 mH ±20% (typical for low-current version) | | Holding Torque | 0.45 N·m (63.7 oz·in) min at rated current | | Detent Torque | 0.02 N·m max | | Rotor Inertia | 120 g·cm² | | Dielectric Strength | 500 V AC for 1 minute | | Insulation Resistance | 100 MΩ min (500 V DC) | | Ambient Temperature | -20°C to +50°C | | Temperature Rise | 80°C max (rated current, 2-phase on) | | Shaft Diameter | 6.35 mm (0.25 in) with flat | | Shaft Length | 21 mm | | Motor Length | 51 mm (excluding shaft) | | Weight | 0.45 kg (1.0 lb) | RF / optical performance and link budget (if
Typically rated around 1.5V to 4V with a high current rating (often 2.0A to 3.0A ), making it suitable for CNC and 3D printing applications.
: Often found in a 6-lead configuration, allowing for both unipolar and bipolar wiring. Performance Characteristics What stepper driver are you planning to use
The and model number of your stepper motor driver.
In the CNC world, this motor is a classic choice for driving the axes of desktop routers, plasma cutters, and laser engravers. Its 9.9 kg·cm holding torque provides the strength to move gantries and spindles accurately through dense materials like wood, plastics, and soft metals without losing position. As noted in technical discussions, it is often considered optimal for smaller-scale CNC machines with a working area of around 20x30 cm, particularly when paired with lead screws that have a 5mm pitch.