Product Description
The ABB DSPB120 is a robust and reliable drive system part, engineered for demanding industrial automation applications. This component ensures precise motor control, contributing to optimized performance and increased efficiency of your machinery. It is designed for seamless integration with existing ABB systems, offering a straightforward upgrade path and minimizing downtime. The DSPB120 features advanced diagnostics and monitoring capabilities, enabling proactive maintenance and preventing costly failures. Its durable construction guarantees a long operational lifespan, even in harsh environments, providing a dependable solution for your automation needs. This product delivers consistent and accurate control, improving overall productivity and streamlining your manufacturing processes.
Is Your Device Showing These Signs?
ABB DSPB120 modules commonly exhibit issues such as resolver signal degradation, necessitating resolver feedback circuit recalibration or replacement. Faulty electrolytic capacitors within the power supply section cause voltage instability, leading to operational errors. Communication failures arise from corrupted firmware, requiring firmware reflashing or EEPROM replacement. Overheating due to inadequate thermal management damages sensitive components, demanding heatsink cleaning or fan replacement. I/O signal anomalies stem from damaged connectors or shorted traces on the PCB, mandating connector repair or PCB rework.
Technical specifications
The ABB DSPB120 is a compact, high-performance drive system designed for precise motion control in industrial automation applications. This unit integrates a powerful digital signal processor (DSP) for advanced control algorithms, ensuring accurate and responsive operation. The DSPB120 supports a variety of feedback devices, including resolvers, encoders, and analog sensors, offering flexibility in system design. It features multiple communication interfaces such as Ethernet, CANopen, and serial, facilitating seamless integration with existing control networks. The drive provides comprehensive protection features, including overcurrent, overvoltage, and short-circuit protection, ensuring reliable and safe operation. Configuration and programming are achieved through a user-friendly software interface, enabling efficient setup and diagnostics. The DSPB120 is engineered for demanding applications requiring high precision, speed, and reliability.
Our Repair Process for the
DSPB120
Our repair process for ABB DSPB120 modules begins with a comprehensive diagnostic evaluation to pinpoint the root cause of the malfunction, addressing common issues such as resolver signal degradation through resolver feedback circuit recalibration or replacement. Voltage instability traced to faulty electrolytic capacitors in the power supply section necessitates capacitor replacement. Communication failures resulting from corrupted firmware demand firmware reflashing or EEPROM replacement. Overheating issues are resolved by cleaning heatsinks or replacing fans to ensure adequate thermal management. I/O signal anomalies caused by damaged connectors or PCB traces are rectified through connector repair or PCB rework, ensuring optimal module performance.
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.

















