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Fanuc servo amplifier same-day overnight repair

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 Repair Services by Roc Industrial LLC

Is your Fanuc servo amplifier malfunctioning and causing downtime? Roc Industrial LLC specializes in fast and reliable Fanuc servo amplifier repair services to get your CNC machines, robotics, and automation systems back up and running quickly. We understand the critical role these amplifiers play in your operations, and we're committed to providing expert troubleshooting, testing, and refurbishment solutions. With decades of experience, a vast inventory of parts, and a dedication to quality, Roc Industrial LLC is your trusted partner for Fanuc servo amplifier repairs.



About Fanuc Servo Amplifiers

Fanuc is a world-renowned leader in CNC (Computer Numerical Control) and robotics technology. Their servo amplifiers are integral components in these systems, responsible for precisely controlling the movement of motors that drive axes in CNC machines and robotic arms. Fanuc servo amplifiers are known for their reliability and performance, but like all electronic equipment, they are susceptible to failure over time due to wear and tear, environmental factors, or electrical surges. A malfunctioning servo amplifier can lead to inaccurate machining, jerky movements, or complete system shutdown, resulting in significant production losses.


Fanuc servo amplifiers are widely used across various industries, including manufacturing, automotive, aerospace, and electronics. They are essential for applications requiring high precision and repeatability, such as milling, turning, grinding, welding, and assembly. The robust design and advanced features of Fanuc servo amplifiers make them a preferred choice for demanding industrial environments. Roc Industrial LLC understands the intricacies of these amplifiers and offers comprehensive repair services to ensure optimal performance and longevity.



Supported Models & Series

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

  • A06B-6058 Series

  • A06B-6059 Series

  • A06B-6064 Series

  • A06B-6066 Series

  • A06B-6077 Series

  • A06B-6079 Series

  • A06B-6088 Series

  • A06B-6093 Series

  • A06B-6096 Series

  • A06B-6110 Series

  • A06B-6114 Series

  • A06B-6130 Series

  • A06B-6134 Series

  • A06B-6140 Series

  • A06B-6141 Series

  • Alpha Series Servo Amplifiers

  • Beta Series Servo Amplifiers

  • i Series Servo Amplifiers

  • SV Series Servo Amplifiers

  • Various Power Supply Modules for Fanuc Servo Systems

If you don't see your specific model listed, please contact us. Our experienced technicians can handle a wide variety of Fanuc servo amplifier repairs.



Common Fanuc Servo Amplifier Problems We Repair

Fanuc servo amplifiers can experience a variety of issues that can disrupt your production. Roc Industrial LLC is equipped to diagnose and repair a wide range of common failures.

  • No Output: The amplifier fails to provide power to the motor, resulting in no movement.

  • Overvoltage/Undervoltage Errors: The amplifier detects voltage levels outside the acceptable range, triggering a fault.

  • Communication Errors: The amplifier loses communication with the CNC controller, preventing proper operation.

  • Overheating: The amplifier overheats due to excessive load, inadequate cooling, or component failure.

  • Blown Fuses: Fuses blow due to short circuits or overcurrent conditions within the amplifier.

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

  • Drive Faults: Internal drive components fail, causing the amplifier to malfunction.

  • Power Supply Failures: The internal power supply fails to provide the necessary voltage levels.

  • Alarm Codes: Displaying specific alarm codes indicating internal faults or external issues.

  • Excessive Noise: Unusual humming or buzzing sounds emanating from the amplifier.


Our Fanuc Servo Amplifier Repair Process

Roc Industrial LLC follows a meticulous repair process to ensure the highest quality and reliability of our Fanuc servo amplifier repairs:

  1. Free Evaluation and Quote: We offer a free evaluation of your Fanuc servo amplifier to determine the extent of the damage and provide you with 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 amplifier 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 state-of-the-art test equipment to thoroughly diagnose the amplifier and identify the root cause of the problem. This includes dynamic testing under load conditions to simulate real-world operating environments.

  4. Component-Level Repair and Replacement: We perform component-level repairs, replacing faulty components with high-quality replacements. We have a vast inventory of parts, including hard-to-find components, to ensure a fast turnaround time.

  5. Load Testing and Quality Checks: After the repair is complete, we perform rigorous load testing and quality checks to ensure the amplifier meets or exceeds original performance specifications. This includes testing under various load conditions and monitoring key performance parameters.

  6. Warranty-Backed Return and Support: All our Fanuc servo amplifier repairs are backed by a comprehensive warranty. We also provide ongoing technical support to ensure your complete satisfaction.


Nationwide Repair Services

Roc Industrial LLC provides Fanuc servo amplifier repair services to customers nationwide. Whether you are located in New York, Los Angeles, Chicago, Houston, Dallas, or anywhere else in the United States, we can help. We offer fast shipping options and quick turnaround times to minimize downtime and get your equipment back in operation as soon as possible.


We understand the urgency of getting your Fanuc servo amplifiers repaired quickly. That's why we offer expedited repair services and overnight shipping options to minimize downtime. Our goal is to provide you with the fastest and most reliable repair services possible.



Why Choose Roc Industrial LLC?

When it comes to Fanuc servo amplifier repair, Roc Industrial LLC offers several key advantages:

  • 30+ Years of Experience: We have decades of experience in repairing industrial electronic equipment, including Fanuc servo amplifiers.

  • Warranty-Backed Repairs: All our repairs are backed by a comprehensive warranty, giving you peace of mind.

  • Thousands of Parts in Stock: We maintain a vast inventory of parts, including hard-to-find components, to ensure fast turnaround times.

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

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

  • Exceptional Customer Support: We are committed to providing exceptional customer support and are always available to answer your questions.

Don't let a faulty Fanuc servo amplifier slow down your operations. Contact Roc Industrial LLC today for a free evaluation and fast, reliable Fanuc servo amplifier repair.

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