top of page
Main Image.png

Danfoss Servo Drive Calibration & Testing

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.

Danfoss Servo Drive Repair Services by Roc Industrial LLC

Is your Danfoss servo drive malfunctioning and impacting your critical operations? Roc Industrial LLC specializes in comprehensive Danfoss servo drive repair services, ensuring your equipment is back up and running quickly and efficiently. Servo drives are essential components in various industrial applications, providing precise control and motion. We understand the urgency of getting your Danfoss servo drives repaired promptly and reliably. With our experienced technicians, state-of-the-art diagnostic equipment, and extensive inventory of parts, Roc Industrial LLC is your trusted partner for all your Danfoss servo drive repair needs. We offer fast turnaround times, warranty-backed repairs, and exceptional customer service. Trust Roc Industrial LLC to minimize downtime and maximize the performance of your Danfoss servo drives.



About Danfoss Servo Drives

Danfoss is a globally recognized leader in manufacturing high-quality servo drives and other industrial automation components. Danfoss servo drives are known for their reliability, precision, and advanced features, making them a popular choice in a wide range of industries. These drives are designed to provide precise control of electric motors, enabling accurate positioning, speed control, and torque management. Danfoss servo drives are integral to optimizing performance and efficiency in demanding applications.


Danfoss servo drives are widely used in industries such as CNC machining, robotics, packaging, printing, and automation. Their robust design and advanced control algorithms make them suitable for applications requiring high precision and dynamic performance. Danfoss has built a strong reputation for innovation and quality, making their servo drives a trusted choice for demanding industrial environments. The VLT series, in particular, is renowned for its versatility and adaptability to various motor types and control requirements. Roc Industrial LLC understands the intricacies of Danfoss servo drive technology and is equipped to provide expert repair and troubleshooting services for a wide range of models.



Supported Models & Series

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

  • VLT AutomationDrive FC 302 Series

  • VLT HVAC Drive FC 102 Series

  • VLT AQUA Drive FC 202 Series

  • VLT Micro Drive FC 51 Series

  • VLT Soft Starter MCD 500 Series

  • Danfoss AKD Servo Drives

  • Danfoss Kollmorgen Servo Drives

  • VLT Decentral Drive FCD 302

  • VLT Lift Drive LD 302

  • Specific Model Examples: FC-302P7K5T5E20H2XG, FC-102L1P5T4E20H3XXC, FC-202P11KT4E20H2XXC

  • Legacy Danfoss Servo Drive Models

  • Custom Engineered Danfoss Servo Drive Solutions


Common Danfoss Servo Drive Problems We Repair

Danfoss servo drives, while reliable, can experience various issues over time due to wear, environmental factors, or electrical disturbances. Roc Industrial LLC specializes in diagnosing and repairing these common problems, ensuring your drives are restored to optimal performance.

  • No Output: The servo drive fails to provide any output voltage or current to the motor.

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

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

  • Overheating: The drive's internal temperature exceeds the safe operating limit.

  • Blown Fuses: Internal fuses blow due to excessive current or short circuits.

  • Encoder Faults: Issues with the encoder signal, leading to inaccurate positioning or speed control.

  • Motor Stalling: The motor stops unexpectedly, often due to overload or drive malfunction.

  • Parameter Corruption: Drive parameters are lost or corrupted, leading to incorrect operation.

  • Power Supply Failures: The internal power supply of the drive fails, preventing proper operation.

  • Current Imbalance: Unequal current distribution among phases, indicating potential winding issues.

  • Braking Resistor Problems: Issues with the braking resistor circuit, affecting deceleration performance.


Our Danfoss Servo Drive Repair Process

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

  1. Free Evaluation and Quote: We begin with a free evaluation of your Danfoss servo drive to identify the problem and provide a detailed repair quote. There are no hidden fees, and you'll know the cost upfront.

  2. Shipping Instructions: Once you approve the quote, we provide clear 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 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. We source parts from trusted suppliers to ensure the longevity and reliability of our repairs.

  5. Load Testing and Quality Checks: After the repair, we conduct rigorous load testing to verify that the servo drive is functioning correctly under various operating conditions. We perform thorough quality checks to ensure that all specifications are met.

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


Nationwide Repair Services

Roc Industrial LLC provides Danfoss servo drive repair services to customers nationwide. We understand that downtime can be costly, so we offer fast turnaround times and reliable service, no matter where you are located. We proudly serve customers in major metropolitan areas, including New York, Los Angeles, Chicago, Houston, and Dallas.


We offer various shipping options to ensure your Danfoss servo drive arrives at our facility quickly and safely. Our streamlined repair process and efficient logistics enable us to minimize downtime and get your equipment back to you as soon as possible. Whether you're in a bustling city or a remote industrial location, Roc Industrial LLC is committed to providing prompt and reliable Danfoss servo drive repair services.



Why Choose Roc Industrial LLC?

When it comes to Danfoss servo drive repair, Roc Industrial LLC stands out for our expertise, reliability, and commitment to customer satisfaction:

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

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

  • Thousands of Parts in Stock: We maintain a large inventory of Danfoss servo drive parts, enabling us to expedite repairs and minimize downtime.

  • Fast Turnaround, Often Same-Day: We understand the urgency of getting your equipment back up and running, so 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. We are committed to providing exceptional service and support to our customers.

  • Component Level Repair Expertise: We don't just replace boards; we diagnose and repair down to the component level, saving you money.

  • Advanced Testing Capabilities: We use state-of-the-art testing equipment to simulate real-world operating conditions and ensure thorough testing.

Don't let a faulty Danfoss servo drive slow down your operations. Contact Roc Industrial LLC today for a free evaluation and fast, reliable Danfoss servo drive repair. We are committed to providing the highest quality repair services to keep your equipment running smoothly and efficiently. Trust Roc Industrial LLC to be your trusted partner for all your Danfoss servo drive repair needs.

bottom of page