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PLC power supply undervoltage same-day service for Fanuc

ISO 9001:2015 Certified Quality

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

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 PLC Power Supply Repair Services by Roc Industrial LLC

Is your Fanuc PLC power supply experiencing issues? Roc Industrial LLC specializes in fast and reliable Fanuc PLC power supply repair services. We understand the critical role these power supplies play in your automation systems, and we're committed to minimizing downtime with our expert repair solutions. Our experienced technicians provide comprehensive troubleshooting, testing, and refurbishment services to get your equipment back up and running quickly. Trust Roc Industrial LLC for all your Fanuc PLC power supply repair needs.



About Fanuc PLC Power Supplies

Fanuc is a global leader in factory automation, renowned for its high-performance CNC systems, robotics, and PLC solutions. Fanuc PLC power supplies are integral components of their programmable logic controllers (PLCs), providing the stable and reliable power necessary for these systems to operate efficiently. These power supplies are designed to meet the demanding requirements of industrial environments, ensuring consistent performance and longevity. However, even the most robust power supplies can experience failures over time due to factors such as component aging, voltage fluctuations, and environmental conditions.


Fanuc PLC power supplies are widely used in various industries, including manufacturing, automotive, aerospace, and electronics. They power the PLCs that control critical processes such as machine tool operation, robotic assembly, and automated material handling. The reliability of these power supplies is paramount to maintaining continuous production and minimizing costly downtime. Roc Industrial LLC understands the importance of these components and offers specialized repair services to keep your Fanuc systems running smoothly. We provide comprehensive Fanuc PLC power supply repair, service, and testing to ensure optimal performance.



Supported Models & Series

We repair a wide range of Fanuc PLC power supply models and series, including but not limited to:

  • Fanuc Power Supply A06B-6058-H001

  • Fanuc Power Supply A06B-6077-H106

  • Fanuc Power Supply A06B-6077-H101

  • Fanuc Power Supply A06B-6096-H206

  • Fanuc Power Supply A06B-6114-H101

  • Fanuc Power Supply A06B-6114-H106

  • Fanuc Power Supply A06B-6117-H101

  • Fanuc Power Supply A06B-6130-H003

  • Fanuc Power Supply A06B-6140-H006

  • Fanuc Series 90-30 Power Supplies

  • Fanuc Series 90-70 Power Supplies

  • Fanuc I/O Power Supplies (Various Models)

  • Fanuc Alpha i Series Power Supplies

  • Fanuc Beta i Series Power Supplies

If you don't see your specific model listed, please contact us. Our technicians are experienced in repairing a wide variety of Fanuc PLC power supplies, including legacy models and newer series.



Common Fanuc PLC Power Supply Problems We Repair

Fanuc PLC power supplies can experience a range of issues that can disrupt your operations. Roc Industrial LLC is equipped to diagnose and repair these common problems, ensuring your systems return to optimal performance. We offer comprehensive Fanuc PLC power supply troubleshooting and repair services.

  • No Output: The power supply fails to provide any voltage output, preventing the PLC from powering on.

  • Undervoltage: The output voltage is lower than the specified level, causing erratic PLC behavior or failure.

  • Overvoltage: The output voltage is higher than the specified level, potentially damaging the PLC and connected components.

  • Communication Errors: The power supply fails to communicate properly with the PLC, leading to system errors.

  • Overheating: The power supply overheats due to component failure or inadequate cooling, causing it to shut down or malfunction.

  • Blown Fuses: Fuses blow frequently, indicating an underlying issue such as a short circuit or component failure.

  • Internal Component Failure: Capacitors, resistors, or other internal components fail, leading to power supply malfunction.

  • Ripple and Noise: Excessive ripple or noise on the output voltage, causing instability in the PLC.

  • Inconsistent Power Delivery: Intermittent power fluctuations that disrupt PLC operation.

  • Fan Failure: Cooling fan malfunctions, leading to overheating and potential damage to the power supply.


Our Fanuc PLC Power Supply Repair Process

Roc Industrial LLC follows a meticulous repair process to ensure the highest quality Fanuc PLC power supply repair services. Our goal is to provide fast, reliable, and cost-effective solutions to minimize your downtime.

  1. Free Evaluation and Quote: We offer a free evaluation of your faulty Fanuc PLC power supply to determine the extent of the damage and provide a detailed repair quote. Contact us to arrange your free evaluation.

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

  3. Diagnosis Using Specialized Test Equipment: Our experienced technicians use advanced diagnostic equipment to pinpoint the root cause of the problem. We conduct thorough testing to identify all faulty components and potential issues.

  4. Component-Level Repair and Replacement: We perform component-level repairs, replacing faulty components with high-quality replacements. Our extensive inventory of parts allows us to expedite the repair process.

  5. Load Testing and Quality Checks: After the repair, we conduct rigorous load testing to ensure the power supply meets or exceeds original performance specifications. We perform thorough quality checks to verify the reliability of the repair.

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


Nationwide Repair Services

Roc Industrial LLC provides Fanuc PLC power supply repair services to customers nationwide. We understand the urgency of getting your equipment back up and running, and we offer fast shipping options and quick turnaround times to minimize downtime. Whether you're located in New York, Los Angeles, Chicago, Houston, or Dallas, we're here to help.


We offer expedited shipping options to ensure your Fanuc PLC power supply arrives at our facility quickly. Our streamlined repair process allows us to complete most repairs within a few business days. We also offer same-day service for critical situations, minimizing disruption to your operations. Contact us to learn more about our nationwide repair services and expedited options.



Why Choose Roc Industrial LLC?

When you choose Roc Industrial LLC for your Fanuc PLC power supply repair needs, you benefit from our extensive experience, commitment to quality, 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 PLC power supply issues.

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

  • Thousands of Parts in Stock: Our extensive inventory of parts allows us to expedite the repair process and minimize downtime.

  • Fast Turnaround, Often Same-Day: We understand the urgency of getting your equipment back up and running, and we offer fast turnaround times, often with same-day service available.

  • 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 PLC power supply slow down your operations. Contact Roc Industrial LLC today for a free evaluation and fast, reliable repair. We offer comprehensive Fanuc PLC power supply repair, service, and testing to ensure optimal performance and minimize downtime. Trust Roc Industrial LLC for all your Fanuc PLC power supply repair needs, including undervoltage issues and same-day service options.

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