23km-c051-09v Datasheet ((link)) Review
These specifications have been sourced from multiple technical sources, including user‑documented measurements, industrial supplier listings, and community forum discussions.
The center taps (white and orange) are left unconnected (and can be cut off or insulated).
The 23KM-C051-09V is a hybrid stepper motor manufactured by , a well-known Japanese electronics company . It belongs to the NEMA 23 standard size class, which indicates a mounting face measuring approximately 57mm x 57mm . The motor is often used as a cost-effective, surplus component sourced from decommissioned industrial equipment like bank ATMs, contributing to its popularity among hobbyists building custom CNC machines on a budget . Despite its second-hand availability, the motor offers robust specifications that make it a strong contender for various motion control projects. 23km-c051-09v datasheet
: 6-pin male terminal block layout on the motor body.
The underlying electrical and physical parameters of the 23KM-C051-09V balance holding power with high-speed stability: It belongs to the NEMA 23 standard size
is a high-torque, industrial-grade designed by MinebeaMitsumi (formerly NMB Technologies). Built for precise positioning under heavy loads, this motor is a reliable staple in CNC routers, large-format laser cutters, 3D printers, and factory automation platforms. It features a 1.8-degree step angle (200 steps per revolution) and delivers a robust minimum holding torque of 980 mNm (approximately 9.99 kg·cm or 138.8 oz·in), maintaining micro-stepping precision under demanding dynamic loads. Technical Specifications Summary
A common point of confusion is the relationship between voltage and current. The motor is rated for and has a winding resistance of 2.0 Ohms . According to Ohm's Law (V = I * R), the nominal voltage is indeed 9 volts. However, users often report successfully running the 23KM-C051-09V with stepper motor drivers powered by 12V to 36V DC . : 6-pin male terminal block layout on the motor body
| Application | Why It Works | | :--- | :--- | | (e.g., 3018 Pro, MPCNC) | Provides enough torque to move the gantry on a 20×30 cm working area with 5 mm lead screws. Widely used as an upgrade from weaker NEMA 17 motors. | | 3D Printers (large format) | Offers higher holding torque than typical NEMA 17 motors, reducing layer shifts during rapid direction changes. | | Laser Cutters/Engravers | The smooth motion and positional accuracy ensure clean edges and repeatable positioning. | | ATM / Banking equipment | Factory‑original application: used to control card capture and retraction mechanisms, demonstrating high reliability in 24/7 duty cycles. | | Pick‑and‑Place machines | The hybrid stepper’s low‑vibration operation at low speeds is ideal for precise component placement. | | Industrial Plotters | Original OEM usage in large‑format graphics plotters, where constant torque and superior reliability are required. |
The following specifications define the core parameters of the 23KM-C051-09V model: : NEMA 23 standard Motor Type : Hybrid Stepping Motor Step Angle : 1.8° per step (200 steps per full revolution) Nominal Voltage : 9.0 V Rated Current per Phase : 2.0 A Phase Resistance : 2.0 Ohms Phase Inductance : 4.4 mH Holding Torque : 980 mNm (9.99 kg·cm / 138.8 oz·in)
Indicates specific electrical characteristics within the 23KM series, focusing on a 2-ampere design.
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