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Keyence servo motor exchange program 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.

Keyence Servo Motor Repair, Exchange, and Calibration Services

Is your Keyence servo motor malfunctioning and disrupting your critical operations? Roc Industrial LLC specializes in providing comprehensive Keyence servo motor repair services, including exchange programs and precise calibration. We understand the importance of minimizing downtime and ensuring the optimal performance of your servo motors. As a leading provider of industrial electronic repair services, Roc Industrial LLC offers fast, reliable, and expert solutions to get your Keyence servo motors back in operation quickly. Trust our experienced technicians to diagnose and repair your Keyence servo motors with precision and efficiency.



About Keyence Servo Motors

Keyence is a globally recognized leader in industrial automation, known for its innovative and high-performance sensors, measurement systems, laser markers, microscopes, and machine vision systems. Their servo motor product line is integral to many of these systems, providing precise and reliable motion control in a wide range of applications. Keyence servo motors are designed for demanding environments and are commonly found in CNC machines, robotics, automated assembly lines, and other precision manufacturing equipment. The brand is synonymous with quality and durability, but even the most robust servo motors can experience failures over time due to wear and tear, electrical surges, or environmental factors.


Keyence servo motors are widely used across various industries, including automotive, electronics, food and beverage, and pharmaceuticals. Their compact design, high torque-to-inertia ratio, and advanced control features make them ideal for applications requiring precise positioning, speed control, and smooth motion. Keyence continuously innovates its servo motor technology to meet the evolving needs of modern automation systems, incorporating features such as advanced feedback systems, integrated safety functions, and network connectivity. When these sophisticated motors fail, specialized expertise is required for effective repair and calibration.



Supported Models & Series

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

  • SG Series: SG-100, SG-200, SG-300, SG-500, SG-700

  • SJ Series: SJ-100, SJ-200, SJ-300, SJ-500, SJ-700

  • SR Series: SR-1000, SR-2000, SR-3000, SR-5000

  • L Series: L-100, L-200, L-300, L-500

  • High-Resolution Encoders: Various models with incremental and absolute encoders

  • Direct Drive Motors: Including models with integrated controllers

  • Compact Servo Motors: Designed for space-constrained applications

  • Network-Compatible Servo Motors: Supporting EtherCAT, Ethernet/IP, and other industrial protocols

If you don't see your specific Keyence servo motor model listed, please contact us. Our technicians have extensive experience repairing a wide variety of Keyence servo motors, even those not explicitly listed above. We are equipped to handle both current and legacy models.



Common Keyence Servo Motor Problems We Repair

Keyence servo motors are known for their reliability, but like any precision equipment, they can experience failures over time. These failures can lead to significant downtime and reduced productivity. Here are some common issues we address:

  • No Output or Intermittent Operation: The motor fails to respond to commands or operates erratically. This can be caused by faulty wiring, damaged connectors, or internal component failures.

  • Overheating: Excessive heat can damage the motor windings and other internal components. This is often caused by overloading, insufficient cooling, or a malfunctioning cooling fan.

  • Encoder Faults: The encoder provides feedback on the motor's position and speed. Encoder failures can result in inaccurate positioning, jerky movements, or complete motor stoppage.

  • Communication Errors: Issues with the communication interface can prevent the motor from receiving commands or transmitting feedback. This can be caused by faulty cables, damaged connectors, or problems with the communication protocol.

  • Blown Fuses or Tripped Circuit Breakers: This indicates an overcurrent condition, which can be caused by short circuits, motor winding failures, or excessive load.

  • Excessive Vibration or Noise: Unusual vibrations or noises can indicate mechanical problems, such as worn bearings, loose components, or misalignment.

  • Positioning Errors: Inaccurate positioning can be caused by encoder faults, backlash in the gears, or problems with the control system.

  • Drive Errors: Errors reported by the servo drive, such as overvoltage, undervoltage, or overcurrent faults, often indicate problems with the motor or the drive itself.

  • Winding Failures: Shorted or open windings can cause the motor to overheat, lose torque, or fail completely.

  • Brake Issues: Problems with the motor's brake system can prevent the motor from holding its position or stopping properly.


Our Keyence Servo Motor Repair Process

Roc Industrial LLC follows a rigorous and comprehensive repair process to ensure the highest quality repairs for your Keyence servo motors. Our process is designed to identify the root cause of the problem, implement effective repairs, and thoroughly test the motor to ensure it meets or exceeds original performance specifications.

  1. Free Evaluation and Quote: We begin with a free evaluation of your Keyence servo motor to determine the extent of the damage and the necessary repairs. We provide a detailed quote outlining the repair costs and estimated turnaround time.

  2. Shipping Instructions: Once you approve the quote, we provide clear and concise shipping instructions to ensure your servo motor 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 exact cause of the failure. This includes testing the motor windings, encoder, brake, and other critical components.

  4. Component-Level Repair and Replacement: We perform component-level repairs whenever possible, replacing only the faulty components to minimize repair costs. We use high-quality replacement parts that meet or exceed original manufacturer specifications.

  5. Load Testing and Quality Checks: After the repairs are completed, we subject the servo motor to rigorous load testing to ensure it performs flawlessly under real-world conditions. We also conduct thorough quality checks to verify that all repairs meet our strict standards.

  6. Warranty-Backed Return and Support: We stand behind our repairs with a comprehensive warranty. If you experience any problems with your repaired servo motor, simply contact us, and we will resolve the issue promptly. We also provide ongoing technical support to ensure your continued satisfaction.


Nationwide Repair Services

Roc Industrial LLC provides Keyence servo motor repair services to customers nationwide. We understand that downtime can be costly, so we offer fast turnaround times and expedited shipping options to minimize disruption to your operations. Whether you are located in New York, Los Angeles, Chicago, Houston, Dallas, or any other city in the United States, we can provide you with reliable and efficient repair services.


We have established partnerships with leading shipping providers to ensure that your Keyence servo motors are transported safely and securely. We also offer local pickup and delivery services in select areas. Our goal is to make the repair process as convenient and hassle-free as possible for our customers.



Why Choose Roc Industrial LLC?

When it comes to Keyence servo motor repair, Roc Industrial LLC is the clear choice. We offer a unique combination of experience, expertise, and customer service that sets us apart from the competition.

  • 30+ Years of Experience: We have been providing industrial electronic repair services for over 30 years, giving us the knowledge and expertise to handle even the most complex Keyence servo motor repairs.

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

  • Thousands of Parts in Stock: We maintain a large inventory of Keyence servo motor parts, allowing us to complete repairs quickly and efficiently.

  • Fast Turnaround, Often Same-Day: We understand the importance of minimizing downtime, so we offer fast turnaround times, often completing repairs the same day.

  • ISO-Certified Repair Processes: Our repair processes are ISO-certified, ensuring that we adhere to the highest standards of quality and safety.

  • Exceptional Customer Support: We are committed to providing exceptional customer support. Our friendly and knowledgeable staff is always available to answer your questions and address your concerns.

Don’t let a faulty Keyence servo motor slow down your operations. Contact Roc Industrial LLC today for a free evaluation and fast, reliable Keyence servo motor repair, exchange program information, and calibration services. We are your trusted partner for all your industrial electronic repair needs. Roc Industrial LLC is committed to getting you back up and running quickly!

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