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Fanuc Servo Drive Repair Services

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 Drive Repair Services by Roc Industrial LLC

Is your Fanuc servo drive malfunctioning and impacting your critical operations? Roc Industrial LLC specializes in providing comprehensive Fanuc servo drive repair services to get your equipment back up and running quickly and efficiently. We understand the importance of minimizing downtime, and our experienced technicians are dedicated to delivering reliable repairs with fast turnaround times. Trust Roc Industrial LLC for expert Fanuc servo drive troubleshooting, testing, and refurbishment.



About Fanuc Servo Drives

Fanuc is a global leader in automation, renowned for its high-performance servo drives used in a wide range of industrial applications. Fanuc servo drives are integral components in CNC machines, robotics, and other automated systems, providing precise motion control and ensuring optimal performance. These drives are known for their reliability and durability, but even the most robust equipment can experience failures over time. Roc Industrial LLC is your trusted partner for maintaining and repairing your valuable Fanuc servo drive investments.


Fanuc servo drives are essential in industries such as manufacturing, automotive, aerospace, and electronics. Their precision and responsiveness are critical for tasks ranging from intricate machining to high-speed assembly. When a Fanuc servo drive fails, it can lead to significant production delays and costly downtime. Roc Industrial LLC offers specialized repair services to address these issues promptly and effectively, minimizing disruptions to your operations. Our expertise covers a wide range of Fanuc servo drive models and series, ensuring that we can handle your specific repair needs.



Supported Models & Series

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

  • A06B-0111-Bxxx Series

  • A06B-0123-Bxxx Series

  • A06B-0127-Bxxx Series

  • A06B-0151-Bxxx Series

  • A06B-0152-Bxxx Series

  • A06B-0153-Bxxx Series

  • A06B-0141-Bxxx Series

  • A06B-0142-Bxxx Series

  • A06B-0143-Bxxx Series

  • Alpha i Series Servo Drives

  • Beta i Series Servo Drives

  • Alpha Series Servo Drives

  • Beta Series Servo Drives

  • SVPM Series Servo Drives

  • AiSV Series Servo Drives

  • BiSV Series Servo Drives

  • Various Spindle Amplifier Modules

  • Power Supply Modules

This list is not exhaustive. Contact Roc Industrial LLC to inquire about specific Fanuc servo drive models not listed. We have the expertise and resources to handle a diverse range of Fanuc servo drive repairs.



Common Fanuc Servo Drive Problems We Repair

Fanuc servo drives can experience a variety of issues that can impact their performance and reliability. Roc Industrial LLC specializes in diagnosing and repairing these common failures to restore your servo drives to optimal working condition.

  • No Output: The servo drive fails to provide any output to the motor, preventing it from operating. This can be caused by internal component failures or power supply issues.

  • Overvoltage Errors: The servo drive detects an overvoltage condition, triggering a fault and shutting down the system. This can be due to power supply problems or regenerative energy issues.

  • Communication Errors: The servo drive loses communication with the CNC controller or other devices, resulting in a loss of control and functionality. This can be caused by faulty communication cables or internal communication module failures.

  • Overheating: The servo drive overheats, leading to performance degradation and potential damage. This can be due to inadequate cooling, excessive load, or internal component failures.

  • Blown Fuses: Fuses within the servo drive blow repeatedly, indicating an underlying electrical fault. This can be caused by short circuits, component failures, or power surges.

  • Encoder Faults: The encoder, which provides feedback on the motor's position and speed, malfunctions, leading to inaccurate control and potential system errors. This can be caused by encoder damage or wiring issues.

  • Drive Not Ready: The servo drive fails to initialize or enter a ready state, preventing normal operation.

  • Excessive Following Error: The servo drive exhibits a large discrepancy between the commanded position and the actual position, indicating a control loop problem.

  • Positioning Errors: Inaccurate or inconsistent positioning during operation.

  • Motor Stalling: The motor connected to the servo drive stalls or fails to move under load.

  • Audible Noise: Unusual or excessive noise emanating from the servo drive during operation.


Our Fanuc Servo Drive Repair Process

Roc Industrial LLC follows a meticulous and comprehensive repair process to ensure the highest quality Fanuc servo drive repairs. Our process includes:

  1. Free Evaluation and Quote: We offer a free evaluation of your faulty Fanuc servo drive to determine the extent of the damage and provide you with a detailed repair quote. This allows you to make an informed decision about the repair process.

  2. Shipping Instructions: Once you approve the quote, we provide clear and concise shipping instructions to ensure your servo drive 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 tools and equipment to pinpoint the root cause of the failure. This includes thorough testing of all critical components and circuits.

  4. Component-Level Repair and Replacement: We perform component-level repairs, replacing faulty components with high-quality replacements. This ensures that the repair is both effective and long-lasting. We stock thousands of parts to expedite the repair process.

  5. Load Testing and Quality Checks: After the repair is complete, we perform rigorous load testing and quality checks to ensure the servo drive meets or exceeds original performance specifications. This includes simulating real-world operating conditions to verify its reliability.

  6. Warranty-Backed Return and Support: We stand behind our repairs with a comprehensive warranty, providing you with peace of mind. We also offer ongoing technical support to address any questions or concerns you may have after the repair.


Nationwide Repair Services

Roc Industrial LLC provides Fanuc servo drive repair services to customers nationwide. Whether you are located in New York, Los Angeles, Chicago, Houston, Dallas, or any other city across the United States, we can help. We understand the urgency of getting your equipment back online, and we offer fast shipping options and quick turnaround times to minimize downtime. Our nationwide service network ensures that you receive prompt and reliable support, no matter where you are located.


We work with customers in various industries, including manufacturing, automation, robotics, and CNC machining. Our experienced technicians are familiar with the specific challenges and requirements of each industry, allowing us to provide tailored repair solutions that meet your unique needs. Roc Industrial LLC is committed to delivering exceptional service and support to all of our customers, regardless of their location or industry.



Why Choose Roc Industrial LLC?

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

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

  • Warranty-Backed Repairs: We stand behind our repairs with 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 drive components, allowing us to expedite the repair process and minimize downtime.

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

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

  • Exceptional Customer Support: We are committed to providing exceptional customer support, answering your questions and addressing your concerns promptly and professionally.

Don't let a faulty Fanuc servo drive slow down your operations. Contact Roc Industrial LLC today for a free evaluation and fast, reliable Fanuc servo drive repair. We are your trusted partner for all your Fanuc servo drive repair needs.

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