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Fuji Electric spindle drive rebuild and calibration

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.

Fuji Electric Spindle Drive Repair Services

Is your Fuji Electric spindle drive malfunctioning? Roc Industrial LLC specializes in providing fast, reliable Fuji Electric spindle drive repair services to keep your CNC machines and industrial equipment running smoothly. We understand the critical role these drives play in your operations, and our experienced technicians are dedicated to delivering expert repairs with quick turnaround times. Trust Roc Industrial LLC for all your Fuji Electric spindle drive repair needs.



About Fuji Electric Spindle Drives

Fuji Electric is a globally recognized leader in industrial automation and power electronics, renowned for its high-quality and innovative spindle drives. These drives are integral components in a wide range of applications, from CNC machining centers and robotics to automated manufacturing lines. Fuji Electric spindle drives are known for their precision, reliability, and advanced control capabilities, making them a preferred choice for industries demanding high performance and accuracy.


Fuji Electric spindle drives are designed to provide precise speed and torque control, ensuring optimal performance in demanding applications. Their robust construction and advanced features contribute to increased productivity and reduced downtime. However, like all electronic equipment, spindle drives can experience failures over time due to wear and tear, environmental factors, or electrical issues. When this happens, you need a trusted repair partner to restore your equipment to its original performance.



Supported Models & Series

We repair a wide range of Fuji Electric spindle drive models and series, including but not limited to:

  • Fuji Electric FR-SZ Series

  • Fuji Electric FR-SX Series

  • Fuji Electric FR-SY Series

  • Fuji Electric FRN Series (Specific models like FRN1.5E1S-4, FRN3.7E1S-4, FRN5.5E1S-4)

  • Fuji Electric FVR Series

  • Fuji Electric Servo Drives (Commonly used as spindle drives in some applications)

  • Older Fuji Electric Spindle Drive Models (Contact us for specific model support)

  • Fuji Electric Alpha5 Smart Series

  • Fuji Electric FALDIC-? Series


Common Fuji Electric Spindle Drive Problems We Repair

Fuji Electric spindle drives are built to last, but they can still experience problems that require professional repair. Here are some common issues we address:

  • No Output: The spindle drive fails to provide any power to the spindle motor, preventing it from rotating.

  • Overvoltage Errors: The drive detects excessive voltage levels, triggering a fault and shutting down.

  • Overcurrent Errors: The drive detects excessive current draw, indicating a potential motor or drive issue.

  • Communication Errors: The drive loses communication with the CNC controller or other devices, disrupting operation.

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

  • Blown Fuses: Fuses within the drive blow repeatedly, indicating an underlying electrical problem.

  • Encoder Faults: The encoder, which provides feedback on spindle position and speed, malfunctions, leading to inaccurate control.

  • Drive Not Powering On: The drive fails to power on at all, suggesting a power supply or internal component failure.

  • Inconsistent Spindle Speed: The spindle speed fluctuates or is not maintained at the desired level.

  • Vibration or Noise: Unusual vibration or noise emanating from the drive or spindle motor.

  • Parameter Loss: The drive loses its programmed parameters, requiring reprogramming.

  • Fault Codes Displayed: The drive displays specific fault codes indicating the nature of the problem.


Our Fuji Electric Spindle Drive Repair Process

Roc Industrial LLC follows a meticulous repair process to ensure your Fuji Electric spindle drive is restored to optimal performance:

  1. Free Evaluation and Quote: We begin with a free, no-obligation evaluation of your Fuji Electric spindle drive. Our technicians carefully assess the condition of the drive and identify the root cause of the problem. We then provide you with a detailed quote outlining the necessary repairs and associated costs.

  2. Shipping Instructions: Once you approve the quote, we provide clear and concise shipping instructions to ensure your drive arrives safely at our repair facility. We can also arrange for expedited shipping if needed.

  3. Diagnosis Using Specialized Test Equipment: Upon arrival, your Fuji Electric spindle drive undergoes a thorough diagnosis using our specialized test equipment. This includes advanced diagnostic tools and software to pinpoint faulty components and assess overall performance.

  4. Component-Level Repair and Replacement: Our skilled technicians perform component-level repairs, replacing faulty components with high-quality replacements. We maintain a large inventory of parts to ensure fast turnaround times. We use only industry-standard components to guarantee reliability.

  5. Load Testing and Quality Checks: After the repairs are completed, your Fuji Electric spindle drive undergoes rigorous load testing and quality checks. This ensures that the drive operates correctly under various load conditions and meets or exceeds original performance specifications.

  6. Warranty-Backed Return and Support: We stand behind our work with a comprehensive warranty. Your repaired Fuji Electric spindle drive is carefully packaged and returned to you, along with detailed documentation of the repairs performed. Our customer support team is available to answer any questions and provide ongoing assistance.


Nationwide Repair Services

Roc Industrial LLC provides Fuji Electric spindle drive repair services to customers nationwide. Whether you're located in New York, Los Angeles, Chicago, Houston, Dallas, or anywhere else in the United States, we can help. We offer fast shipping options and quick turnaround times to minimize downtime and keep your operations running smoothly.


We understand the urgency of getting your equipment back online, and we strive to provide the fastest possible service without compromising quality. Our nationwide reach allows us to serve customers across various industries, providing reliable Fuji Electric spindle drive repair solutions wherever you are located.



Why Choose Roc Industrial LLC?

When you choose Roc Industrial LLC for your Fuji Electric spindle drive repair needs, you benefit from:

  • 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 Fuji Electric spindle drive repairs.

  • Warranty-Backed Repairs: We stand behind our work with a comprehensive warranty, giving you peace of mind knowing that your repair is protected.

  • Thousands of Parts in Stock: Our extensive inventory of parts allows us to complete repairs quickly and efficiently, minimizing 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 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 Fuji Electric spindle drive slow down your operations. Contact Roc Industrial LLC today for a free evaluation and fast, reliable repair. We are your trusted partner for Fuji Electric spindle drive repair, service, troubleshooting, testing, and refurbishment.

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