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Product Description
The Mitsubishi HC-UF23K is a 200W flat servo motor for small applications, offering a rated speed of 3,000 RPM (peaking at 4,500 RPM, instantaneous 5,175 RPM), a rated current of 1.5A (max 4.95A), and a rated torque of 0.64 Nm (max 1.9 Nm). Featuring a keyway shaft (with included key), no brake, Class B insulation, and high-resolution capabilities, it ensures precise and stable performance.
Is Your Device Showing These Signs?
The Mitsubishi HC-UF23K AC servo motor commonly exhibits issues such as resolver feedback errors, often stemming from damaged resolver windings or loose connections. Overcurrent faults are frequent, indicating potential problems with the motor windings, IGBT failures in the drive, or excessive load. Mechanical failures including bearing wear and shaft damage are also observed, leading to increased vibration and decreased performance. Encoder malfunction, resulting in positioning inaccuracies, necessitates encoder replacement or repair. Finally, connector corrosion and cable degradation cause intermittent signal loss and require immediate attention to prevent system downtime.
Technical specifications
The Mitsubishi HC-UF23K is a 200W flat servo motor for small applications, featuring 3,000 RPM rated speed (4,500 RPM peak), 1.5A rated current (4.95A max), 0.64 Nm rated torque (1.9 Nm max), keyway shaft, no brake, Class B insulation, and high-resolution capabilities.
Our Repair Process for the
HC-UF23K
Our repair process for the Mitsubishi HC-UF23K AC servo motor begins with a comprehensive evaluation to pinpoint the failure. Resolver feedback errors are addressed through resolver winding repair or connection tightening. Overcurrent faults necessitate a thorough inspection of motor windings, IGBTs, and load conditions, with component replacement as needed. Mechanical failures involving bearings and shafts require bearing replacement and shaft repair or replacement. Encoder malfunctions are resolved through encoder replacement or repair. Connector corrosion and cable degradation are mitigated by connector cleaning or replacement and cable replacement. Each repair concludes with rigorous testing to ensure optimal performance and reliability.
Your Guarantee: Warranty & Lifetime Support
Your satisfaction is our top priority, and we confidently stand behind the quality of our repairs. That's why every repair service is covered by our comprehensive 24-month warranty. Furthermore, we offer lifetime phone support – if you have questions or need assistance related to our repair down the road, we're here to help. Our service commitment is straightforward: we guarantee our work, and if you're not satisfied, we will make it right. Learn More about our Repair process.
Comprehensive Repairs You Can Depend On
We take immense pride in the quality and reliability of our work. Our process goes beyond simply fixing the immediate problem. We perform a comprehensive inspection of your main board (or other equipment) and proactively replace components known to be failure-prone or showing signs of potential future failure. Before any item is returned, it undergoes rigorous functional testing to ensure it meets performance specifications and operates flawlessly. Visit our main Repair Services page to learn more.
Save Significantly
Our primary goal is to save you hundreds, or even thousands, of dollars compared to the cost of new equipment replacement. By repairing existing components, we provide an economical solution that is also eco-friendly. At Roc Industrial, our commitment to integrity and community drives our consistent growth and ensures you receive a reliable, cost-effective solution.


Please Note: Roc Industrial operates as an independent service provider and is not an authorized distributor for the manufacturers or brands mentioned. Consequently, the original manufacturer's warranty is not applicable to items repaired or sold by us. Roc Industrial provides its own 2-year warranty on all repair services performed.
Buying Options
To receive a quote within 2 hours, please provide us with the details of your requirements. Our team will promptly review your request and send you a custom offer.

Ships from Rochester, NY