23km-c051-09v Datasheet -

The is a high-performance, two-phase hybrid stepper motor designed in a standard NEMA 23 frame size . Renowned for its industrial-grade construction and reliable torque output, this motor features a standard 1.8° step angle (200 steps per revolution) , a 6.35 mm (1/4 inch) D-cut shaft , and an internal phase winding resistance of 4.0 Ohms . It is widely used in automated teller machines (ATMs) like the Diebold Opteva series , precision CNC machinery, and high-duty office automation equipment.

step angle . It offers approximately 9.9 kg·cm of holding torque and is available in 6-lead unipolar or 4-lead bipolar configurations . Technical specifications, including the part number system, are available on the MinebeaMitsumi product site . 23KM-H(56 1.8°) | MinebeaMitsumi Product Site

: Mostly available as surplus or used stock, which can make sourcing identical replacements for large fleets difficult. 23km-c051-09v datasheet

The 23KM-C051-09V is a 2.0A motor and, like many stepper motors of its class, can operate at high temperatures. The maximum temperature rise is rated at 80°C, meaning it can get hot enough to be uncomfortable to the touch (around 80°C / 176°F). This is a known characteristic; users on forums like V1 Engineering report motors can reach these temperatures, particularly in confined enclosures or when continuously driven at full current. Effective cooling and proper current limiting are therefore important considerations for long-term reliability.

Note: A flyback diode (1N4148 or similar) is recommended across motor terminals if driven by a transistor/MOSFET. The is a high-performance, two-phase hybrid stepper motor

The primary electrical and mechanical characteristics for the 23KM-C051-09V are as follows: 1.8° (200 steps per revolution) Rated Current 2.0 A per phase Rated Voltage Resistance 2.0 Ω per phase Inductance Holding Torque 980 mN·m (~9.99 kg·cm / 138 oz·in) Weight ~670g - 675g Shaft Diameter 6.35 mm (1/4") or 6.0 mm with flat 🔌 Wiring & Integration

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: Often paired with the TB6600 stepper driver for stable performance

Minebea motors are prized for their mechanical tolerances, which minimize resonance and noise.