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Fanuc servo amplifier emergency repair for undervoltage

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.

Fanuc Servo Amplifier Emergency Repair for Undervoltage - Roc Industrial LLC

Is your Fanuc servo amplifier experiencing undervoltage issues, causing critical downtime? Roc Industrial LLC specializes in fast and reliable Fanuc servo amplifier repair services, getting your equipment back online quickly. We understand the urgency of these situations and offer expert troubleshooting, component-level repairs, and comprehensive testing. Trust Roc Industrial LLC for dependable solutions and minimize disruptions to your operations. Our experienced technicians are equipped to handle a wide range of Fanuc servo amplifier problems, ensuring your equipment operates at peak performance. We pride ourselves on our speed, reliability, and expertise in Fanuc servo amplifier repair.



About Fanuc Servo Amplifiers

Fanuc is a global leader in factory automation, renowned for its high-performance servo systems. Fanuc servo amplifiers are integral components in CNC machines, robotics, and various automation applications. These amplifiers precisely control servo motors, ensuring accurate and efficient motion control. Known for their robustness and reliability, Fanuc servo amplifiers are designed to withstand demanding industrial environments. However, even the most durable equipment can experience failures over time, requiring expert repair services to restore optimal functionality.


Fanuc servo amplifiers are widely used in industries such as automotive, aerospace, and manufacturing, where precise and reliable motion control is essential. Their applications range from controlling robotic arms in assembly lines to driving spindles in CNC milling machines. The performance of these amplifiers directly impacts the productivity and quality of manufacturing processes. Therefore, prompt and effective repair services are crucial to minimize downtime and maintain operational efficiency. Roc Industrial LLC provides comprehensive repair solutions for a wide range of Fanuc servo amplifier models, ensuring your equipment operates at peak performance.



Supported Models & Series

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

  • A06B-6058 Series

  • A06B-6077 Series

  • A06B-6088 Series

  • A06B-6093 Series

  • A06B-6114 Series

  • A06B-6134 Series

  • A06B-6141 Series

  • A06B-6164 Series

  • Alpha i Series Servo Amplifiers (e.g., AiSV-20, AiSV-40, AiSV-80)

  • Beta i Series Servo Amplifiers (e.g., BiSV-4, BiSV-8, BiSV-12)

  • Alpha Series Servo Amplifiers (e.g., A06B-6045, A06B-6059)

  • Servo Amplifier Modules SVM1, SVM2, SVM3

  • Power Supply Modules PSM


Common Fanuc Servo Amplifier Problems We Repair

Customers often experience a variety of issues with their Fanuc servo amplifiers, leading to machine downtime and reduced productivity. These problems can range from simple component failures to more complex system-level issues. Roc Industrial LLC is equipped to diagnose and repair a wide range of common Fanuc servo amplifier failures.

  • Undervoltage Errors: Insufficient voltage supply causing amplifier shutdown.

  • Overcurrent Faults: Excessive current draw, often due to motor or wiring issues.

  • Overheat Problems: Amplifier overheating, potentially due to inadequate cooling or component failure.

  • Communication Errors: Loss of communication between the amplifier and the CNC controller.

  • Encoder Faults: Issues with the encoder feedback signal, leading to inaccurate positioning.

  • Blown Fuses: Frequent fuse failures, indicating underlying electrical problems.

  • No Output: Amplifier not providing power to the servo motor.

  • Drive Faults: General drive errors indicating internal component failures.

  • Power Supply Failures: Issues with the amplifier's internal power supply.

  • Axis Control Problems: Inability to accurately control the axis movement.


Our Fanuc Servo Amplifier Repair Process

Roc Industrial LLC follows a comprehensive repair process to ensure the highest quality repairs and minimize downtime for our customers. Our experienced technicians use specialized equipment and proven techniques to diagnose and repair Fanuc servo amplifiers efficiently and effectively.

  1. Free Evaluation and Quote: We offer a free evaluation of your Fanuc servo amplifier to determine the extent of the damage and provide a detailed repair quote.

  2. Shipping Instructions: Once you approve the quote, we provide clear shipping instructions to ensure your amplifier arrives safely at our repair facility.

  3. Diagnosis Using Specialized Test Equipment: Our technicians use advanced diagnostic tools to pinpoint the root cause of the failure, ensuring accurate and effective repairs.

  4. Component-Level Repair and Replacement: We perform component-level repairs, replacing faulty components with high-quality replacements to restore the amplifier to its original performance.

  5. Load Testing and Quality Checks: After the repair, we conduct rigorous load testing and quality checks to ensure the amplifier meets or exceeds original specifications.

  6. Warranty-Backed Return and Support: All our repairs are backed by a comprehensive warranty, providing you with peace of mind and ongoing support.


Nationwide Repair Services

Roc Industrial LLC provides Fanuc servo amplifier repair services to customers nationwide. We understand the importance of minimizing downtime, and we offer fast shipping options and quick turnaround times to get your equipment back in operation as quickly as possible. Whether you are located in New York, Los Angeles, Chicago, Houston, or Dallas, we are here to support your repair needs.


Our nationwide service network ensures that you receive prompt and reliable repair services, regardless of your location. We work with trusted shipping partners to provide secure and efficient transportation of your equipment. Our goal is to minimize disruptions to your operations and provide you with the highest quality repair services available. Roc Industrial LLC is committed to providing exceptional customer service and support throughout the repair process.



Why Choose Roc Industrial LLC?

When it comes to Fanuc servo amplifier repair, Roc Industrial LLC stands out as a trusted and reliable provider. We offer a range of benefits that ensure you receive the highest quality repairs and exceptional customer service.

  • 30+ Years of Experience: With over 30 years of experience in industrial electronic repair, we have the expertise to handle even the most complex Fanuc servo amplifier issues.

  • Warranty-Backed Repairs: All our repairs are backed by a comprehensive warranty, providing you with peace of mind and assurance of quality.

  • Thousands of Parts in Stock: We maintain a large inventory of Fanuc servo amplifier components, enabling us to perform repairs quickly and efficiently.

  • Fast Turnaround, Often Same-Day: We understand the urgency of downtime and offer fast turnaround times, often providing same-day repairs for critical situations.

  • ISO-Certified Repair Processes: Our repair processes are ISO-certified, ensuring 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.

Don't let a faulty Fanuc 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 Fanuc servo amplifier repair services.

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