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Kollmorgen tachometer refurbishment & testing

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.

Kollmorgen Tachometer Repair & Refurbishment Services

Is your Kollmorgen tachometer malfunctioning and impacting your critical operations? Roc Industrial LLC specializes in expert Kollmorgen tachometer repair, refurbishment, and testing services. We understand the importance of minimizing downtime, which is why we offer fast, reliable, and cost-effective solutions to get your equipment back up and running quickly. With decades of experience and a commitment to quality, Roc Industrial LLC is your trusted partner for all your Kollmorgen tachometer service needs. We provide comprehensive repair solutions, ensuring your tachometers meet or exceed original performance specifications.



About Kollmorgen Tachometers

Kollmorgen is a renowned manufacturer of high-performance motion control systems and components, including their robust and reliable tachometers. These tachometers are essential components in various industrial applications, providing crucial feedback for precise speed and position control. Known for their durability and accuracy, Kollmorgen tachometers are widely used in demanding environments where reliable performance is paramount. They are integral to maintaining the efficiency and accuracy of complex machinery.


Kollmorgen tachometers are frequently found in CNC machines, robotics, automation systems, and other industrial equipment requiring precise speed regulation. Their ability to provide accurate speed feedback ensures smooth and controlled operation, contributing to the overall performance and reliability of the systems they support. The brand's commitment to innovation and quality has made Kollmorgen a trusted name in the motion control industry, and their tachometers are a testament to their engineering excellence.



Supported Models & Series

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

  • Tach Generators: TG-2720, TG-2730, TG-2740 Series

  • DC Tachometers: Various models within the DC series, including specific frame sizes and voltage outputs.

  • AC Tachometers: Including models designed for specific frequency and voltage requirements.

  • Brushless Tachometers: Offering enhanced reliability and reduced maintenance.

  • Custom Tachometer Solutions: We also handle repairs for custom-engineered Kollmorgen tachometers.

  • Older and Discontinued Models: Roc Industrial LLC has the expertise to repair legacy Kollmorgen tachometers that may no longer be supported by the manufacturer.

  • Specific Part Numbers: Examples include 001-0010, 001-0020, and related variations.


Common Kollmorgen Tachometer Problems We Repair

Kollmorgen tachometers are built to last, but like any precision instrument, they can experience failures over time. Our experienced technicians are equipped to diagnose and repair a wide range of common issues.

  • No Output Signal: Complete failure to generate a speed signal.

  • Erratic or Unstable Output: Fluctuating or inconsistent speed readings.

  • Low Output Voltage: Reduced signal strength, affecting accuracy.

  • Excessive Noise: Interference in the output signal, causing inaccurate readings.

  • Encoder Faults: Issues with the encoder component, leading to incorrect position or speed feedback.

  • Bearing Failure: Worn or damaged bearings causing increased friction and noise.

  • Contamination: Ingress of dirt, oil, or other contaminants affecting performance.

  • Open or Shorted Windings: Damage to the internal windings of the tachometer.

  • Broken or Damaged Shaft: Physical damage to the tachometer's shaft.

  • Communication Errors: Problems with the tachometer's communication interface.

  • Overheating: Excessive heat buildup due to internal faults or environmental factors.

  • Calibration Drift: Loss of accuracy over time, requiring recalibration.


Our Kollmorgen Tachometer Repair Process

Roc Industrial LLC follows a meticulous and comprehensive repair process to ensure the highest quality repairs and reliable performance of your Kollmorgen tachometers.

  1. Free Evaluation and Quote: We begin with a thorough evaluation of your Kollmorgen tachometer to identify the root cause of the problem. This evaluation is provided free of charge. Following the evaluation, we provide 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 tachometer arrives safely at our repair facility. We can also arrange for expedited shipping if required.

  3. Diagnosis Using Specialized Test Equipment: Our skilled technicians utilize advanced diagnostic equipment to pinpoint the exact source of the malfunction. This includes testing the tachometer's output signal, resistance, insulation, and other critical parameters. We use specialized Kollmorgen testing procedures to ensure accurate diagnosis.

  4. Component-Level Repair and Replacement: We perform component-level repairs whenever possible, replacing faulty components with high-quality replacements. This approach allows us to address the specific issue without replacing the entire tachometer, saving you time and money. We stock a wide range of Kollmorgen tachometer components to facilitate fast and efficient repairs.

  5. Load Testing and Quality Checks: After the repair is complete, we subject the tachometer to rigorous load testing to ensure it meets or exceeds original performance specifications. This includes testing the tachometer under various operating conditions and verifying its accuracy and stability. Our quality control process ensures that every repaired tachometer is thoroughly tested before it is returned to you.

  6. Warranty-Backed Return and Support: All of our Kollmorgen tachometer repairs are backed by a comprehensive warranty, providing you with peace of mind. We also offer ongoing technical support to assist you with any questions or issues you may have after the repair. Our commitment to customer satisfaction is our top priority.


Nationwide Repair Services

Roc Industrial LLC provides Kollmorgen tachometer 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 keep your operations running smoothly.


We understand the urgency of getting your equipment back online, which is why we offer expedited repair services and overnight shipping options. Our nationwide network allows us to provide timely and efficient repair solutions to customers across various industries. Roc Industrial LLC is committed to providing exceptional service and support, regardless of your location.



Why Choose Roc Industrial LLC?

When you choose Roc Industrial LLC for your Kollmorgen tachometer repair needs, you benefit from our extensive experience, commitment to quality, and dedication to customer satisfaction.

  • 30+ Years of Experience: We have over 30 years of experience in industrial electronics repair, including extensive expertise in Kollmorgen tachometers.

  • Warranty-Backed Repairs: All of our repairs are backed by a comprehensive warranty, ensuring your peace of mind.

  • Thousands of Parts in Stock: We maintain a large inventory of Kollmorgen tachometer components, allowing us to provide fast and efficient repairs.

  • 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: Our dedicated customer support team is available to assist you with any questions or issues you may have.

  • Free Evaluation: We provide a free evaluation to determine the extent of the damage.

Don’t let a faulty Kollmorgen tachometer slow down your operations. Contact Roc Industrial LLC today for a free evaluation and fast, reliable Kollmorgen tachometer repair. We are your trusted partner for all your Kollmorgen tachometer service and refurbishment needs.

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