Product Description
The Mitsubishi HC-MFS13-S15 servo motor, from the MELSERVO HC series, delivers precise and efficient motion control through its ultra-low inertia, enabling rapid acceleration and deceleration. It features a rated speed of 3,000 RPM (5,175 RPM permissible), 100W output, 0.95 N-m peak torque (0.32 N-m continuous), and a high-resolution 131,072 pulses-per-revolution encoder for accurate feedback. Designed with a straight shaft, IP55 protection against dust and water, and self-cooling, this Class B insulated motor is suitable for demanding industrial environments, although it lacks a keyway, brake, or reduction gear.
Is Your Device Showing These Signs?
The Mitsubishi HC-MFS13-S15 AC servo motor commonly experiences issues such as resolver feedback errors, necessitating resolver replacement or recalibration. Overcurrent faults are frequent, often stemming from shorted windings or insulation breakdown, requiring motor rewinding or replacement. Bearing failures due to contamination or wear induce excessive noise and vibration, mandating bearing replacement. Connector damage, including broken pins or loose connections, disrupts signal transmission, demanding connector repair or replacement. Encoder malfunctions, leading to inaccurate positioning, necessitate encoder repair or replacement.
Technical specifications
The Mitsubishi HC-MFS13-S15 servo motor (MELSERVO HC series) offers precise motion control with ultra-low inertia, 3,000 RPM rated speed, 100W output, 0.95 N-m peak torque, and a 131,072 ppr encoder. It has a straight shaft, IP55 protection, self-cooling, Class B insulation, and is suitable for industrial use, but lacks a keyway, brake, or reduction gear.
Our Repair Process for the
HC-MFS13-S15
Our repair process for the Mitsubishi HC-MFS13-S15 AC servo motor begins with a comprehensive diagnostic evaluation to pinpoint the failure. Resolver feedback errors are addressed through resolver replacement or recalibration. Overcurrent faults are resolved via motor rewinding or complete motor replacement, dependent on the severity of winding damage. Bearing failures require immediate bearing replacement to eliminate noise and vibration. Connector damage is rectified through meticulous repair or full connector replacement to ensure proper signal transmission. Encoder malfunctions are corrected through encoder repair or replacement to restore accurate positioning capabilities.
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.

















