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Fuji Electric servo amplifier same-day rebuild

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.

Fuji Electric Servo Amplifier Repair Services by Roc Industrial LLC

Is your Fuji Electric servo amplifier malfunctioning? Roc Industrial LLC provides expert Fuji Electric servo amplifier repair services to get your equipment back up and running quickly. Servo amplifiers are critical components in many industrial automation systems, controlling the precise movement of motors in applications like robotics, CNC machines, and packaging equipment. When a servo amplifier fails, it can bring your entire operation to a standstill. That's where Roc Industrial LLC comes in. We offer fast, reliable, and cost-effective repair solutions for a wide range of Fuji Electric servo amplifier models. Trust our experienced technicians to diagnose and repair your equipment with precision and care. We understand the urgency of getting your systems back online, and we're committed to providing the highest quality repair services with minimal downtime. Roc Industrial LLC is your trusted partner for all your Fuji Electric servo amplifier repair needs.



About Fuji Electric Servo Amplifiers

Fuji Electric is a globally recognized leader in industrial automation, known for its high-performance and reliable servo systems. Fuji Electric servo amplifiers are integral to their servo motor systems, providing precise control and efficient power delivery. These amplifiers are designed to meet the demanding requirements of various industrial applications, including CNC machining, robotics, packaging, and material handling. Fuji Electric has built a strong reputation for innovation and quality, making their servo amplifiers a preferred choice for manufacturers worldwide. Their commitment to advanced technology and robust design ensures that their products deliver exceptional performance and long-term reliability.


Fuji Electric servo amplifiers are widely used in industries requiring precise motion control. Their applications span across CNC machines, where they control the movement of cutting tools with high accuracy; robotics, where they enable robots to perform complex tasks with precision; and automation systems, where they ensure smooth and efficient operation of automated processes. The reliability and performance of Fuji Electric servo amplifiers make them a critical component in maintaining the productivity and efficiency of these industrial operations. Roc Industrial LLC understands the importance of these amplifiers and provides specialized repair services to ensure they continue to operate at their best.



Supported Models & Series

We repair a wide range of Fuji Electric servo amplifier models and series, including but not limited to:

  • FALDIC-α Series

  • FALDIC-β Series

  • FALDIC-W Series

  • FALDIC-X Series

  • FALDIC-Jet Series

  • FALDIC-EG1 Series

  • FALDIC-RG Series

  • FALDIC-mini Series

  • FALDIC-NW Series

  • FALDIC-LM Series

  • Various generations and sub-models within each series

If you don't see your specific model listed, please contact us. We have the expertise and resources to repair a wide variety of Fuji Electric servo amplifiers, even older or less common models. Our technicians are continuously trained on the latest technologies and repair techniques to ensure we can handle any repair challenge.



Common Fuji Electric Servo Amplifier Problems We Repair

Fuji Electric servo amplifiers are known for their reliability, but like any electronic component, they can experience failures over time. These failures can disrupt your operations and lead to costly downtime. Roc Industrial LLC specializes in diagnosing and repairing a wide range of common issues that affect Fuji Electric servo amplifiers.

  • No Output: The amplifier fails to provide power to the motor, resulting in no movement. This can be caused by internal component failures, power supply issues, or damaged output transistors.

  • Overvoltage Errors: The amplifier detects excessive voltage, triggering a fault and shutting down. This can be due to power supply fluctuations, regenerative energy issues, or faulty voltage regulators.

  • Overcurrent Errors: The amplifier detects excessive current draw, indicating a potential short circuit or motor problem. This can be caused by damaged motor windings, faulty transistors, or incorrect wiring.

  • Communication Errors: The amplifier loses communication with the controller, preventing proper operation. This can be due to faulty communication cables, damaged communication ports, or software glitches.

  • Overheating: The amplifier overheats, causing it to shut down or malfunction. This can be caused by inadequate cooling, excessive load, or internal component failures.

  • Blown Fuses: Fuses blow repeatedly, indicating an underlying problem such as a short circuit or overcurrent condition. Replacing the fuse without addressing the root cause will only lead to further issues.

  • Encoder Faults: The amplifier detects errors in the encoder feedback signal, preventing accurate positioning. This can be caused by damaged encoder cables, faulty encoders, or issues with the encoder interface.

  • Positioning Errors: The servo motor is not accurately reaching the commanded position. This can be caused by incorrect tuning parameters, encoder issues, or mechanical problems in the system.

  • Drifting: The servo motor slowly moves from its commanded position even when it should be stationary. This can be caused by faulty feedback components, incorrect tuning, or mechanical backlash.

  • Vibration or Noise: The servo motor exhibits excessive vibration or noise during operation. This can be caused by incorrect tuning, mechanical resonance, or damaged motor bearings.


Our Fuji Electric Servo Amplifier Repair Process

Roc Industrial LLC follows a comprehensive and meticulous repair process to ensure the highest quality repairs for your Fuji Electric servo amplifiers. Our experienced technicians use state-of-the-art equipment and proven techniques to diagnose and repair your equipment efficiently and effectively.

  1. Free Evaluation and Quote: We begin with a free evaluation of your faulty Fuji Electric servo amplifier. Our technicians carefully inspect the unit to identify the root cause of the problem. Based on our findings, we provide you with a detailed quote for the repair, including all parts and labor costs.

  2. Shipping Instructions: Once you approve the quote, we provide you with detailed shipping instructions to ensure your servo amplifier arrives safely at our repair facility. We can also arrange for expedited shipping if needed to minimize downtime.

  3. Diagnosis Using Specialized Test Equipment: Upon arrival, your servo amplifier undergoes a thorough diagnosis using our specialized test equipment. We simulate real-world operating conditions to identify any hidden issues and ensure a comprehensive repair.

  4. Component-Level Repair and Replacement: Our skilled technicians perform component-level repairs, replacing faulty components with high-quality replacements. We use only genuine or equivalent parts to ensure optimal performance and reliability.

  5. Load Testing and Quality Checks: After the repair, your servo amplifier undergoes rigorous load testing to verify its performance under various operating conditions. We perform thorough quality checks to ensure that all functions are working correctly and that the amplifier meets or exceeds original specifications.

  6. Warranty-Backed Return and Support: We stand behind our repairs with a comprehensive warranty. Your repaired Fuji Electric servo amplifier is carefully packaged and returned to you, along with detailed documentation of the repair. We also provide ongoing technical support to answer any questions you may have.


Nationwide Repair Services

Roc Industrial LLC provides Fuji Electric servo amplifier repair services to customers nationwide. We understand that downtime can be costly, so we offer fast turnaround times and convenient shipping options to minimize disruption to your operations. Whether you're located in New York, Los Angeles, Chicago, Houston, Dallas, or anywhere else in the United States, we can help.


We offer expedited shipping options to ensure your Fuji Electric servo amplifier arrives at our repair facility quickly. Our streamlined repair process and efficient logistics enable us to provide fast turnaround times, often completing repairs in as little as 24-48 hours. We are committed to providing our customers with the fastest and most reliable repair services available.



Why Choose Roc Industrial LLC?

When it comes to Fuji Electric servo amplifier repair, Roc Industrial LLC is the clear choice. We offer a unique combination of expertise, experience, and customer service that sets us apart from the competition.

  • 30+ Years of Experience: With over 30 years of experience in industrial electronics repair, we have the knowledge and expertise to handle even the most complex Fuji Electric servo amplifier 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 Fuji Electric servo amplifier parts, allowing us to complete repairs quickly and efficiently.

  • Fast Turnaround, Often Same-Day: We understand the urgency of getting your equipment back online, so we offer fast turnaround times, often completing repairs on the same day.

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

  • Exceptional Customer Support: Our dedicated customer support team is available to answer your questions and provide assistance throughout the repair process. We are committed to providing our customers with the best possible service.

Don't let a faulty Fuji Electric servo amplifier slow down your operations. Contact Roc Industrial LLC today for a free evaluation and fast, reliable repair. We are your trusted partner for all your Fuji Electric servo amplifier repair needs. We offer comprehensive Fuji Electric servo amplifier troubleshooting and Fuji Electric servo amplifier testing services to ensure your equipment is running at peak performance. Our Fuji Electric servo amplifier refurbishment services can extend the life of your equipment and save you money on costly replacements. Roc Industrial LLC provides the best Fuji Electric servo amplifier service in the industry.

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