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Allen-Bradley tachometer same-day service and component-level repair

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.

Allen-Bradley Tachometer Repair Services by Roc Industrial LLC

Is your Allen-Bradley tachometer malfunctioning? Roc Industrial LLC specializes in providing fast and reliable Allen-Bradley tachometer repair services to keep your operations running smoothly. We understand the critical role tachometers play in monitoring and controlling the speed of rotating equipment in various industrial applications. Our expert technicians are equipped to diagnose and repair a wide range of Allen-Bradley tachometer issues, ensuring minimal downtime and maximum productivity for your business. Roc Industrial LLC is your trusted partner for all your Allen-Bradley tachometer repair needs.



About Allen-Bradley Tachometers

Allen-Bradley, a brand of Rockwell Automation, is a globally recognized leader in industrial automation solutions. Their tachometers are renowned for their accuracy, durability, and reliability in demanding industrial environments. Allen-Bradley tachometers are integral components in various applications, including motor speed control, conveyor systems, and process monitoring. They provide essential feedback for maintaining optimal performance and preventing equipment damage.


Allen-Bradley tachometers are widely used in industries such as manufacturing, automotive, food and beverage, and pharmaceuticals. Their robust design and advanced technology make them a preferred choice for applications requiring precise speed measurement and control. Whether it's a simple analog tachometer or a sophisticated digital encoder, Allen-Bradley offers a comprehensive range of solutions to meet diverse industrial needs. Roc Industrial LLC has extensive experience repairing all types of Allen-Bradley tachometers, ensuring your equipment operates at peak efficiency.



Supported Models & Series

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

  • 845H Series Hollow Shaft Encoders

  • 845T Series Thru-Bore Encoders

  • 845D Series Solid Shaft Encoders

  • 845GM Series General Purpose Modular Encoders

  • Bulletin 844 Incremental Encoders

  • Bulletin 847 Absolute Encoders

  • Various Analog Tachometer Generators

  • Legacy Allen-Bradley Tachometer Models (Contact us for specific models)

  • Allen-Bradley Encoder Repair - All Series


Common Allen-Bradley Tachometer Problems We Repair

Allen-Bradley tachometers, while robust, can experience various issues over time due to wear and tear, environmental factors, or electrical surges. These problems can lead to inaccurate readings, control system malfunctions, and ultimately, equipment downtime. Roc Industrial LLC is proficient in diagnosing and repairing a wide array of Allen-Bradley tachometer failures.

  • No Output Signal

  • Inaccurate Speed Readings

  • Erratic or Fluctuating Output

  • Encoder Faults (e.g., A/B Phase Errors, Z-Pulse Issues)

  • Communication Errors (e.g., Ethernet/IP, Serial)

  • Overvoltage or Undervoltage Damage

  • Physical Damage to Shaft or Housing

  • Bearing Failure or Excessive Noise

  • Contamination from Dust, Oil, or Moisture

  • Broken or Damaged Connectors


Our Allen-Bradley Tachometer Repair Process

Roc Industrial LLC follows a meticulous and comprehensive repair process to ensure your Allen-Bradley tachometer is restored to optimal working condition. Our process is designed to provide fast turnaround times, reliable repairs, and exceptional customer service.

  1. Free Evaluation and Quote: We begin with a thorough evaluation of your Allen-Bradley tachometer to identify the root cause of the problem. This evaluation is provided free of charge. Based on our findings, 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 experienced technicians utilize state-of-the-art test equipment to perform a comprehensive diagnosis of your Allen-Bradley tachometer. This includes checking the output signal, encoder functionality, communication protocols, and overall performance.

  4. Component-Level Repair and Replacement: We specialize in component-level repair, which allows us to replace only the faulty components, saving you money and reducing waste. We use high-quality replacement parts that meet or exceed OEM specifications. Our technicians are skilled in soldering, circuit board repair, and mechanical adjustments.

  5. Load Testing and Quality Checks: After the repair is complete, we perform rigorous load testing to ensure your Allen-Bradley tachometer operates within specified parameters. We simulate real-world operating conditions to verify its accuracy, stability, and reliability. Our quality control process includes multiple checks to ensure the highest standards are met.

  6. Warranty-Backed Return and Support: We stand behind our repairs with a comprehensive warranty. If you experience any issues with your repaired Allen-Bradley tachometer, simply contact us, and we will resolve the problem promptly. We also provide ongoing technical support to answer any questions you may have.


Nationwide Repair Services

Roc Industrial LLC provides Allen-Bradley tachometer repair services to customers nationwide. We understand that downtime can be costly, so we offer fast turnaround times and reliable repairs to minimize disruption to your operations. Whether you are located in New York, Los Angeles, Chicago, Houston, or Dallas, we can quickly and efficiently repair your Allen-Bradley tachometer.


We offer various shipping options to accommodate your needs, including expedited shipping for urgent repairs. Our team is committed to providing exceptional customer service and ensuring your complete satisfaction. Contact us today to learn more about our nationwide Allen-Bradley tachometer repair services.



Why Choose Roc Industrial LLC?

When it comes to Allen-Bradley tachometer repair, Roc Industrial LLC offers several key advantages:

  • 30+ Years of Experience: Our technicians have decades of experience repairing industrial electronic equipment, including Allen-Bradley tachometers.

  • Warranty-Backed Repairs: We stand behind our repairs with 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, 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 team is committed to providing exceptional customer support and ensuring your complete satisfaction.

Don't let a faulty Allen-Bradley tachometer slow down your operations. Contact Roc Industrial LLC today for a free evaluation and fast, reliable repair. We are your trusted partner for all your Allen-Bradley tachometer repair and Allen-Bradley encoder repair needs.

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