Product Description
If your Allen-Bradley PowerFlex 525 AC drive (25B series) is causing production halts or showing faults, ROC Industrial is here to help. The PowerFlex 525 offers advanced features like standard EtherNet/IP and safety integration. We specialize in repairing the Allen-Bradley PowerFlex 525 series, providing a fast, dependable, and economical alternative to full replacement. Our team effectively diagnoses and repairs a wide range of issues common to these drives.
Is Your Device Showing These Signs?
The Allen Bradley PowerFlex 525 (25B) AC drive commonly experiences issues such as overvoltage faults stemming from excessive bus voltage, IGBT failures due to thermal stress or short circuits, and communication errors related to Ethernet/IP or Modbus TCP configurations. Parameter corruption within the drive's memory necessitates reprogramming, while cooling fan malfunctions lead to overheating and subsequent performance degradation. Current overload trips indicate motor or wiring problems, and firmware incompatibility creates operational instability. Resolving these problems involves tasks such as replacing faulty components, updating firmware, verifying motor parameters, and ensuring proper network configuration.
Technical specifications
The Allen-Bradley PowerFlex 525 (Bulletin 25B) AC Drive series is designed for versatility and enhanced connectivity, featuring standard embedded EtherNet/IP, USB programming, and optional safety features. Failures can manifest in the power module (IGBTs, DC link), control module (processor, communication ASICs), or the safety input circuitry. ROC Industrial's repair process for the PowerFlex 525 includes detailed diagnostics of these subsystems, component-level repair or replacement of failed parts, and thorough testing to ensure all functionalities, including network communications and safety features (if applicable), are restored according to specifications.
Our Repair Process for the
Repair Service
Our repair process for the Allen Bradley PowerFlex 525 (25B) AC drive begins with a comprehensive diagnostic evaluation to pinpoint the root cause of the reported issue, whether it be overvoltage faults, IGBT failures, communication errors, parameter corruption, cooling fan malfunctions, current overload trips, or firmware incompatibility. Subsequently, we proceed with the necessary repairs, which include replacing faulty components such as IGBTs or cooling fans, updating firmware to the latest compatible version, reprogramming parameters to factory or user-defined settings, verifying motor parameters for accuracy, and ensuring proper network configuration for Ethernet/IP or Modbus TCP. Post-repair, rigorous testing is conducted to confirm the drive's functionality and performance under various load conditions, guaranteeing a fully operational and reliable unit upon return.
Your Guarantee: Warranty & Lifetime Support
Your satisfaction is our top priority, and we confidently stand behind the quality of our repairs. That's why every repair service is covered by our comprehensive 24-month warranty. Furthermore, we offer lifetime phone support – if you have questions or need assistance related to our repair down the road, we're here to help. Our service commitment is straightforward: we guarantee our work, and if you're not satisfied, we will make it right. Learn More about our Repair process.
Comprehensive Repairs You Can Depend On
We take immense pride in the quality and reliability of our work. Our process goes beyond simply fixing the immediate problem. We perform a comprehensive inspection of your main board (or other equipment) and proactively replace components known to be failure-prone or showing signs of potential future failure. Before any item is returned, it undergoes rigorous functional testing to ensure it meets performance specifications and operates flawlessly. Visit our main Repair Services page to learn more.
Save Significantly
Our primary goal is to save you hundreds, or even thousands, of dollars compared to the cost of new equipment replacement. By repairing existing components, we provide an economical solution that is also eco-friendly. At Roc Industrial, our commitment to integrity and community drives our consistent growth and ensures you receive a reliable, cost-effective solution.

Please Note: Roc Industrial operates as an independent service provider and is not an authorized distributor for the manufacturers or brands mentioned. Consequently, the original manufacturer's warranty is not applicable to items repaired or sold by us. Roc Industrial provides its own 2-year warranty on all repair services performed.

















