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SEW CNC Power Supply 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.

SEW CNC Power Supply Repair Services by Roc Industrial LLC

Is your SEW CNC power supply malfunctioning and causing downtime? Roc Industrial LLC specializes in providing fast, reliable, and expert SEW CNC power supply repair services. We understand the critical role these power supplies play in your CNC machinery, and our goal is to get you back up and running as quickly as possible. As a trusted repair provider with decades of experience, Roc Industrial LLC offers comprehensive repair solutions for a wide range of SEW power supply models. Our commitment to quality, speed, and customer satisfaction makes us the ideal choice for all your SEW CNC power supply repair needs.



About SEW CNC Power Supplies

SEW-EURODRIVE is a global leader in drive technology, known for its high-quality and innovative solutions. Their CNC power supplies are integral components in various industrial applications, particularly within CNC machinery, robotics, and automated systems. SEW power supplies are designed to provide stable and efficient power to critical components, ensuring optimal performance and reliability. These power supplies are engineered to withstand demanding industrial environments and deliver consistent power output, making them a preferred choice for manufacturers worldwide.


SEW CNC power supplies are renowned for their robust design, advanced features, and seamless integration with SEW's comprehensive range of drive and automation products. They are widely used in industries such as automotive, aerospace, metalworking, and packaging, where precision and reliability are paramount. The brand's commitment to innovation and quality has solidified its reputation as a trusted provider of power solutions for demanding industrial applications. When these critical power supplies fail, Roc Industrial LLC is here to provide expert repair services to minimize downtime and keep your operations running smoothly.



Supported Models & Series

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

  • SEW Eurodrive MOVITRAC' LTP-B Series

  • SEW Eurodrive MOVITRAC' MC07B Series

  • SEW Eurodrive MOVITRAC' MC07A Series

  • SEW Eurodrive MOVITRAC' B Series

  • SEW Eurodrive MOVITRON' Series

  • SEW Eurodrive UNIDRIVE Series

  • SEW Eurodrive Power Supply Modules for MOVIDRIVE'

  • SEW Eurodrive Power Supply Modules for MOVIMOT'

  • SEW Eurodrive CMV Series

  • SEW Eurodrive Regenerative Power Supplies

This list is not exhaustive. Contact Roc Industrial LLC with your specific model number for a free evaluation and repair quote.



Common SEW CNC Power Supply Problems We Repair

SEW CNC power supplies are built to last, but like all electronic components, they can experience failures over time. Roc Industrial LLC has extensive experience troubleshooting and repairing a wide range of issues. Here are some common problems we address:

  • No Output Voltage: The power supply fails to provide any output voltage, preventing the CNC machine from operating.

  • Overvoltage Issues: The power supply outputs voltage levels that are too high, potentially damaging connected components.

  • Undervoltage Issues: The power supply outputs voltage levels that are too low, causing erratic behavior or shutdown of the CNC machine.

  • Communication Errors: The power supply fails to communicate properly with the CNC controller, leading to operational errors.

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

  • Blown Fuses: Frequent blowing of fuses indicates an underlying issue within the power supply.

  • Internal Component Failure: Failure of capacitors, resistors, diodes, or other internal components.

  • Inconsistent Power Output: Fluctuations or instability in the power output, affecting the precision and reliability of the CNC machine.

  • Power Supply Not Turning On: The power supply fails to power on, even when properly connected to a power source.

  • Error Codes Displayed: The power supply displays error codes indicating specific faults or issues.

  • Fan Failure: The cooling fan stops working, leading to overheating and potential damage to the power supply.


Our SEW CNC Power Supply Repair Process

Roc Industrial LLC follows a meticulous and proven process to ensure the highest quality SEW CNC power supply repairs:

  1. Free Evaluation and Quote: We begin with a free evaluation of your faulty SEW CNC power supply. Simply contact us, and we'll provide instructions on how to send your unit to our repair facility. Our expert technicians will thoroughly assess the condition of the power supply and provide you with a detailed quote for the repair.

  2. Shipping Instructions: Once you approve the quote, we provide clear and concise shipping instructions to ensure your SEW power supply arrives safely at our facility. We recommend using appropriate packaging materials to prevent any further damage during transit.

  3. Diagnosis Using Specialized Test Equipment: Upon arrival, our skilled technicians use state-of-the-art diagnostic equipment to pinpoint the exact cause of the failure. We conduct comprehensive testing to identify all faulty components and potential underlying issues.

  4. Component-Level Repair and Replacement: We perform component-level repairs, replacing only the faulty components with high-quality replacements. Our extensive inventory of SEW parts allows us to expedite the repair process and minimize downtime. We use only industry-leading components to ensure the reliability and longevity of our repairs.

  5. Load Testing and Quality Checks: After the repair is complete, we subject the SEW CNC power supply to rigorous load testing to ensure it meets or exceeds original performance specifications. We simulate real-world operating conditions to verify its reliability and stability. Our quality control process includes thorough inspections and functional testing to guarantee the highest standards of performance.

  6. Warranty-Backed Return and Support: All our SEW CNC power supply repairs are backed by a comprehensive warranty. We stand behind the quality of our workmanship and the reliability of our repairs. In the unlikely event of a problem, our dedicated customer support team is available to assist you with any questions or concerns.


Nationwide Repair Services

Roc Industrial LLC provides SEW CNC power supply 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 offer fast shipping options and quick turnaround times to minimize downtime and get your CNC machinery back in operation as soon as possible.


Our streamlined repair process and efficient logistics network enable us to serve customers across the country with speed and reliability. We understand the importance of minimizing downtime, and we are committed to providing fast and efficient repair services to keep your operations running smoothly. Contact Roc Industrial LLC today to learn more about our nationwide SEW CNC power supply repair services.



Why Choose Roc Industrial LLC?
  • 30+ Years of Experience: With over three decades of experience in industrial electronic repair, Roc Industrial LLC has the expertise and knowledge to handle even the most complex SEW CNC power supply repairs.

  • Warranty-Backed Repairs: We stand behind the quality of our workmanship with a comprehensive warranty on all SEW CNC power supply repairs.

  • Thousands of Parts in Stock: Our extensive inventory of SEW parts allows 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 with same-day service available.

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

  • Exceptional Customer Support: Our dedicated customer support team is available to assist you with any questions or concerns. We are committed to providing exceptional customer service and support throughout the repair process.

  • Free Evaluations: We offer free evaluations to determine the extent of the damage and provide an accurate repair quote.

Don't let a faulty SEW CNC power supply slow down your operations. Contact Roc Industrial LLC today for a free evaluation and fast, reliable SEW CNC power supply repair.

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