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Heidenhain inverter diagnostics and same-day service

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.

Heidenhain Inverter Repair Services by Roc Industrial LLC

Is your Heidenhain inverter malfunctioning and causing downtime? Roc Industrial LLC specializes in fast, reliable Heidenhain inverter repair services to get your equipment back up and running quickly. We understand the critical role inverters play in your operations, providing the necessary power conversion for motors and other essential machinery. Trust Roc Industrial LLC for expert diagnostics, efficient repairs, and comprehensive testing of your Heidenhain inverters.



About Heidenhain Inverters

Heidenhain is a globally recognized leader in precision measurement and control technology, and their inverters are integral components in various industrial applications. Known for their robust design and advanced features, Heidenhain inverters are commonly used in CNC machines, robotics, and automated systems. These inverters provide precise motor control, ensuring optimal performance and efficiency in demanding environments. Their reputation for quality and reliability makes them a preferred choice for industries requiring high-performance automation solutions.


Heidenhain inverters are designed to deliver exceptional performance in CNC machining, robotics, and other automation applications. They are known for their advanced control algorithms, which enable precise motor control and efficient energy management. These inverters are built to withstand harsh industrial environments, ensuring reliable operation even under demanding conditions. The brand's commitment to innovation and quality has made Heidenhain a trusted name in the industry, and their inverters are widely used in manufacturing facilities around the world.



Supported Models & Series

We repair a wide range of Heidenhain inverter models and series, including but not limited to:

  • Heidenhain UM Series Inverters

  • Heidenhain UMS Series Inverters

  • Heidenhain UVR Series Inverters

  • Heidenhain ERN Series Inverters

  • Heidenhain ROD Series Inverters

  • Heidenhain PWM Series Inverters

  • Heidenhain AC Servo Drive Inverters

  • Heidenhain Frequency Inverters (various models)

  • Heidenhain Digital Servo Drives

  • Heidenhain Motor Feedback Systems


Common Heidenhain Inverter Problems We Repair

Heidenhain inverters, while reliable, can experience various issues over time. We specialize in diagnosing and repairing these common problems, ensuring your equipment operates at peak performance:

  • No Output: The inverter fails to provide any output voltage or current.

  • Overvoltage/Undervoltage Errors: The inverter detects voltage levels outside the acceptable range.

  • Communication Errors: The inverter loses communication with the control system or other devices.

  • Overheating: The inverter's temperature exceeds safe operating limits.

  • Blown Fuses: Internal fuses blow due to overcurrent or other faults.

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

  • Drive Inhibit: The inverter is prevented from operating due to an external signal or internal fault.

  • Current Imbalance: Unequal current distribution among the inverter's output phases.

  • DC Bus Problems: Fluctuations or instability in the DC bus voltage.

  • IGBT Failures: Malfunctions in the Insulated Gate Bipolar Transistors (IGBTs) used for power switching.

  • Parameter Corruption: Loss or corruption of stored configuration parameters.

  • Software Glitches: Errors or bugs in the inverter's firmware.


Our Heidenhain Inverter Repair Process

Roc Industrial LLC follows a meticulous repair process to ensure the highest quality and reliability for your Heidenhain inverter repairs:

  1. Free Evaluation and Quote: We begin with a thorough evaluation of your Heidenhain inverter to identify the root cause of the problem. Based on our findings, we provide a detailed quote for the repair.

  2. Shipping Instructions: Once you approve the quote, we provide clear instructions for safely shipping your inverter to 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 techniques to pinpoint the exact components that need repair or replacement.

  4. Component-Level Repair and Replacement: We perform component-level repairs, replacing faulty components with high-quality replacements. This approach allows us to address the specific issues without replacing the entire inverter, saving you time and money.

  5. Load Testing and Quality Checks: After the repair, we subject the inverter to rigorous load testing to ensure it performs reliably under real-world conditions. We also conduct thorough quality checks to verify that all parameters are within specifications.

  6. Warranty-Backed Return and Support: All our Heidenhain inverter repairs are backed by a comprehensive warranty. We also provide ongoing support to address any questions or concerns you may have after the repair.


Nationwide Repair Services

Roc Industrial LLC provides Heidenhain inverter repair services to customers nationwide. Whether you're located in New York, Los Angeles, Chicago, Houston, or Dallas, we can help get your equipment back up and running quickly. We offer fast shipping options and quick turnaround times to minimize downtime and keep your operations running smoothly.


We understand the importance of minimizing downtime, which is why we offer expedited repair services and fast shipping options. Our nationwide coverage ensures that you can access our expert repair services regardless of your location. We are committed to providing timely and efficient repairs to keep your operations running smoothly.



Why Choose Roc Industrial LLC?

When it comes to Heidenhain inverter repair, Roc Industrial LLC offers several key advantages:

  • 30+ Years of Experience: Our technicians have decades of experience repairing industrial electronic equipment, including Heidenhain inverters.

  • 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 large inventory of replacement parts, allowing us to complete repairs quickly and efficiently.

  • Fast Turnaround, Often Same-Day: We understand the importance of minimizing downtime, which is why 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: We are committed to providing exceptional customer support, from initial evaluation to post-repair assistance.

Our commitment to quality and customer satisfaction sets us apart from the competition. We understand the critical role that Heidenhain inverters play in your operations, and we are dedicated to providing reliable and efficient repair services to keep your equipment running smoothly. Trust Roc Industrial LLC for all your Heidenhain inverter repair needs.


At Roc Industrial LLC, we pride ourselves on our technical expertise, fast turnaround times, and commitment to customer satisfaction. Our experienced technicians are equipped to handle even the most complex Heidenhain inverter repairs, and we stand behind our work with a comprehensive warranty. Choose Roc Industrial LLC for reliable and efficient Heidenhain inverter repair services.


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

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