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ABB PLC power supply same-day exchange program

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.

ABB PLC Power Supply Repair Services by Roc Industrial LLC

Is your ABB PLC power supply malfunctioning and causing downtime? Roc Industrial LLC specializes in fast, reliable ABB PLC power supply repair services to get your automation systems back online quickly. We understand the critical role these power supplies play in your operations. With our expertise, state-of-the-art equipment, and commitment to quality, Roc Industrial LLC is your trusted partner for ABB PLC power supply repairs. We offer comprehensive repair solutions, ensuring your equipment operates at peak performance.



About ABB PLC Power Supplies

ABB is a global leader in power and automation technologies, renowned for its innovative and reliable PLC (Programmable Logic Controller) systems. ABB PLC power supplies are essential components of these systems, providing the necessary power to operate the PLC and its associated modules. These power supplies are designed to deliver stable and consistent power, ensuring the reliable operation of critical industrial processes. ABB PLC power supplies are widely used in various industries, including manufacturing, energy, transportation, and infrastructure.


ABB PLC power supplies are known for their robust design, advanced features, and high efficiency. They are designed to withstand harsh industrial environments and provide reliable power even under demanding conditions. ABB offers a wide range of PLC power supplies to meet the diverse needs of its customers, from small-scale applications to large, complex automation systems. Their reputation for quality and performance makes them a preferred choice for industries worldwide, ensuring smooth and efficient operations across various applications, including CNC machines, robotics, and automated assembly lines.



Supported Models & Series

We repair a wide range of ABB PLC power supply models and series, including but not limited to:

  • ABB CP-E Series Power Supplies (CP-E 24/1.25, CP-E 24/2.5, CP-E 24/5.0, CP-E 24/10.0)

  • ABB CP-S Series Power Supplies (CP-S NT 24/1.3, CP-S NT 24/2.5, CP-S NT 24/5, CP-S NT 24/10)

  • ABB CP-C Series Power Supplies (CP-C.1 24/5.0, CP-C.1 24/10.0, CP-C.1 24/20.0)

  • ABB PS24 Series Power Supplies (PS24-1.3, PS24-2.5, PS24-5, PS24-10)

  • ABB PLC AC500 Power Supply Units

  • ABB PLC AC31 Series Power Supply Units

  • ABB S800 I/O Power Supplies

  • ABB PM866 CPU Power Supplies

  • ABB PM864A CPU Power Supplies

  • ABB PM511V16 Power Supply Modules

  • ABB System 800xA Power Supplies

If you don't see your specific model listed, please contact us. We have extensive experience repairing a wide variety of ABB PLC power supplies and can likely assist you.



Common ABB PLC Power Supply Problems We Repair

ABB PLC power supplies, while reliable, can experience failures over time due to various factors. Roc Industrial LLC is equipped to diagnose and repair a wide range of issues. Here are some common problems we address:

  • No Output Voltage: The power supply fails to provide any output voltage, preventing the PLC from operating.

  • Low Output Voltage: The output voltage is lower than the specified value, causing erratic PLC behavior.

  • Overvoltage: The output voltage exceeds the specified limit, potentially damaging connected devices.

  • Overcurrent: The power supply draws excessive current, indicating a fault in the connected load or within the power supply itself.

  • Communication Errors: The power supply fails to communicate with the PLC or other devices, preventing proper system operation.

  • Overheating: The power supply overheats, leading to reduced performance and potential failure. This can be caused by component failure or inadequate cooling.

  • Blown Fuses: Fuses within the power supply blow frequently, indicating an overcurrent condition or internal fault.

  • Internal Component Failure: Failure of internal components such as capacitors, diodes, or transistors.

  • Ripple and Noise: Excessive ripple and noise on the output voltage, causing instability in the PLC system.

  • Inability to Regulate Voltage: The power supply cannot maintain a stable output voltage under varying load conditions.

  • Fan Failure: If equipped with a cooling fan, failure of the fan can lead to overheating and premature failure of the power supply.


Our ABB PLC Power Supply Repair Process

Roc Industrial LLC follows a meticulous repair process to ensure the highest quality and reliability of our ABB PLC power supply repairs:

  1. Free Evaluation and Quote: We offer a free, no-obligation evaluation of your faulty ABB PLC power supply. Our technicians will assess the condition of the unit and provide you with a detailed quote for the repair.

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

  3. Diagnosis Using Specialized Test Equipment: Upon arrival, our experienced technicians will perform a thorough diagnosis using specialized test equipment to pinpoint the root cause of the failure. We utilize advanced diagnostic techniques to identify faulty components and assess the overall condition of the power supply.

  4. Component-Level Repair and Replacement: We perform component-level repairs, replacing only the faulty components with high-quality replacements. This approach allows us to provide cost-effective repairs while maintaining the integrity of the power supply. We stock thousands of parts to facilitate fast turnaround times.

  5. Load Testing and Quality Checks: After the repair is complete, we subject the power supply to rigorous load testing and quality checks to ensure it meets or exceeds original performance specifications. This includes testing under various load conditions and monitoring key performance parameters.

  6. Warranty-Backed Return and Support: All of our ABB PLC power supply repairs are backed by a comprehensive warranty. We stand behind our work and are committed to providing exceptional customer support. If you experience any issues after the repair, simply contact us, and we will resolve the problem promptly.


Nationwide Repair Services

Roc Industrial LLC provides ABB PLC power supply 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 help. Our streamlined repair process and efficient logistics ensure that your power supply is repaired quickly and returned to you in optimal condition.


We work with customers across a wide range of industries, providing reliable and cost-effective ABB PLC power supply repair solutions. Our commitment to quality and customer satisfaction has made us a trusted partner for businesses of all sizes. Contact us today to learn more about our nationwide repair services and how we can help you keep your automation systems running smoothly.



Why Choose Roc Industrial LLC?
  • 30+ Years of Experience: With over 30 years of experience in industrial electronic repair, we have the knowledge and expertise to handle even the most complex ABB PLC power supply repairs.

  • Warranty-Backed Repairs: All of 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 replacement parts, allowing us to provide fast turnaround times and minimize downtime.

  • 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 that we adhere to the highest standards of quality and consistency.

  • 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 ABB PLC power supply slow down your operations. Contact Roc Industrial LLC today for a free evaluation and fast, reliable repair. We also offer an ABB PLC power supply same-day exchange program for select models to get you back up and running even faster.

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