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Mitsubishi drive module calibration and calibration

ISO 9001:2015 Certified Quality

Our certified process ensures consistent quality and reliable repairs every time.

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2-Year Repair Warranty

We stand behind our repairs with an extensive 2-year warranty on parts and labor for your peace of mind.

Fast Turnaround Time

Our efficient process and large parts inventory help minimize your operational downtime.

Expert Component-Level Repair

We find and replace individual failed components, offering a more affordable and effective repair than full replacement.

Free, No-Obligation Quote

Send us your item for a free evaluation and receive a detailed repair quote with no commitment required.

Mitsubishi Drive Module Repair Services by Roc Industrial LLC

Is your Mitsubishi drive module malfunctioning? Roc Industrial LLC specializes in providing fast, reliable, and expert Mitsubishi drive module repair services. We understand the critical role these modules play in your industrial automation systems. Our experienced technicians are equipped to diagnose and repair a wide range of Mitsubishi drive module issues, ensuring minimal downtime and maximum productivity for your operations. Trust Roc Industrial LLC to get your Mitsubishi drives back to optimal performance quickly and efficiently.



About Mitsubishi Drives

Mitsubishi Electric is a global leader in automation technology, renowned for its high-quality and innovative drive solutions. Mitsubishi drive modules are integral components in various industrial applications, including CNC machines, robotics, and automated manufacturing lines. These drives are designed for precise motor control, offering advanced features such as sensorless vector control, real-time auto-tuning, and network communication capabilities. Known for their reliability and performance, Mitsubishi drives are a staple in demanding industrial environments worldwide.


Mitsubishi offers a comprehensive range of drive modules, including AC servo drives, inverters, and positioning modules. Their servo drives are particularly popular for applications requiring high precision and responsiveness, such as robotics and CNC machining. Mitsubishi inverters provide efficient motor speed control for pumps, fans, and other industrial equipment. With a strong reputation for quality and innovation, Mitsubishi drive modules are a trusted choice for manufacturers seeking reliable and high-performance automation solutions. Roc Industrial LLC has extensive experience repairing and servicing these critical components.



Supported Models & Series

We repair a wide range of Mitsubishi drive module models and series, including but not limited to:

  • MELSERVO MR-J4 Series

  • MELSERVO MR-JE Series

  • MELSERVO MR-J3 Series

  • MELSERVO MR-J2S Series

  • FR-A800 Series Inverters

  • FR-F800 Series Inverters

  • FR-E700 Series Inverters

  • FR-D700 Series Inverters

  • Q Series Motion Modules

  • L Series Motion Modules

  • A Series Motion Modules

  • CC-Link IE Field Network Modules

  • SSCNET III/H Interface Modules

  • Various legacy Mitsubishi drive models (contact us for specific models)


Common Mitsubishi Drive Module Problems We Repair

Mitsubishi drive modules, while robust, can experience failures due to age, environmental factors, or operational stress. Recognizing these common issues is the first step towards a swift and effective repair. Roc Industrial LLC is adept at diagnosing and resolving a wide spectrum of problems.

  • No Output: The drive module fails to provide any output voltage or current to the motor.

  • Overvoltage Errors: The drive module detects an overvoltage condition, often due to regenerative energy from the motor.

  • Undervoltage Errors: The drive module detects an undervoltage condition, potentially caused by a power supply issue.

  • Communication Errors: The drive module fails to communicate with the PLC or other control systems.

  • Overcurrent Errors: The drive module detects an overcurrent condition, possibly due to a short circuit or motor fault.

  • Overheating: The drive module overheats, leading to reduced performance or shutdown.

  • Blown Fuses: Fuses within the drive module blow, indicating an electrical fault.

  • Encoder Faults: The drive module reports errors related to the motor encoder, affecting positioning accuracy.

  • Parameter Loss: The drive module loses its programmed parameters, requiring reprogramming.

  • Internal Component Failure: Failure of internal components such as capacitors, IGBTs, or diodes.

  • Drive trips on acceleration or deceleration.

  • Inconsistent motor speed or torque.

  • Unexplained alarms or error codes.


Our Mitsubishi Drive Module Repair Process

Roc Industrial LLC follows a meticulous repair process to ensure the highest quality and reliability of our Mitsubishi drive module repairs. Our process is designed to quickly identify the root cause of the problem and implement effective solutions.

  1. Free Evaluation and Quote: We offer a free evaluation of your Mitsubishi drive module to determine the extent of the damage and provide a detailed repair quote. There are no hidden fees, and you are under no obligation to proceed with the repair.

  2. Shipping Instructions: Once you approve the quote, we provide clear and concise shipping instructions to ensure your drive module arrives safely at our repair facility. We can also arrange for expedited shipping if needed.

  3. Diagnosis Using Specialized Test Equipment: Our experienced technicians use advanced diagnostic equipment to thoroughly test your Mitsubishi drive module. We simulate real-world operating conditions to identify all potential issues and ensure a comprehensive repair.

  4. Component-Level Repair and Replacement: We perform component-level repairs, replacing faulty components with high-quality replacements. We source our parts from trusted suppliers to ensure the longevity and reliability of our repairs.

  5. Load Testing and Quality Checks: After the repair, we subject your Mitsubishi drive module to rigorous load testing to verify its performance under various operating conditions. Our quality control process ensures that the drive module meets or exceeds original manufacturer specifications.

  6. Warranty-Backed Return and Support: We stand behind our repairs with a comprehensive warranty. If you experience any issues with your repaired Mitsubishi drive module, simply contact us, and we will resolve the problem promptly. We also provide ongoing technical support to assist you with any questions or concerns.


Nationwide Repair Services

Roc Industrial LLC provides Mitsubishi drive module repair services to customers nationwide. We understand the importance of minimizing downtime, and we offer fast turnaround times to get your equipment back in operation as quickly as possible. Whether you are located in New York, Los Angeles, Chicago, Houston, Dallas, or any other city in the United States, we are here to help.


We offer flexible shipping options to accommodate your needs. We can arrange for expedited shipping to minimize transit time and get your Mitsubishi drive module back to you as soon as possible. Our team is committed to providing exceptional customer service and support throughout the repair process.



Why Choose Roc Industrial LLC?

When it comes to Mitsubishi drive module repair, Roc Industrial LLC is the trusted choice for businesses across the country. We offer a unique combination of experience, expertise, and customer service that sets us apart from the competition.

  • 30+ Years of Experience: With over three decades of experience in industrial electronics repair, we have the knowledge and skills to handle even the most complex Mitsubishi drive module repairs.

  • Warranty-Backed Repairs: We stand behind our repairs with a comprehensive warranty, giving you peace of mind knowing that your equipment is protected.

  • Thousands of Parts in Stock: We maintain a large inventory of Mitsubishi drive module components, allowing us to complete repairs quickly and efficiently.

  • Fast Turnaround, Often Same-Day: We understand the importance of minimizing downtime, and we offer fast turnaround times, often completing repairs the same day.

  • ISO-Certified Repair Processes: Our repair processes are ISO-certified, ensuring the highest standards of quality and reliability.

  • Exceptional Customer Support: Our team is committed to providing exceptional customer service and support throughout the repair process. We are always available to answer your questions and address your concerns.

Don’t let a faulty Mitsubishi drive module slow down your operations. Contact Roc Industrial LLC today for a free evaluation and fast, reliable Mitsubishi drive module repair.

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