Product Description
The Allen-Bradley/Rockwell Automation PowerFlex 755TS motor control drive, catalog number 20GE1RD011JA0NNNNN, is a robust and efficient 5.5 kW, 11.5 Amp drive designed for diverse industrial motor systems. It features 480V AC/650V DC input, TotalFORCE control, comprehensive protection (ground fault, short circuit), dynamic braking, corrosive gas resistance, and easy maintenance. Its slot-based architecture, selectable motor control modes (sensorless vector, flux vector, Volts per Hertz), and unmatched speed control capabilities contribute to high performance and reduced operating costs, achieving up to 97.5% efficiency with 3-phase motors.
Is Your Device Showing These Signs?
The Allen Bradley 20GE1RD011JA0NNNNN Servo Drive commonly experiences issues related to resolver feedback malfunction, resulting in positioning errors and drive faults. Power supply failures within the drive module are a frequent cause of operational downtime, necessitating component-level repair or full unit replacement. Communication errors, specifically related to Ethernet/IP connectivity, disrupt network integration and require firmware updates or configuration adjustments. Overcurrent faults, often triggered by motor winding shorts or excessive load, demand thorough motor and cabling inspection. Inconsistent performance stemming from degraded capacitors on the drive's control board is resolved through capacitor replacement.
Technical specifications
The Allen-Bradley PowerFlex 755TS drive (20GE1RD011JA0NNNNN) is a 5.5 kW, 11.5 Amp motor control drive designed for industrial applications. It offers 480V AC/650V DC input, TotalFORCE control, comprehensive protection, dynamic braking, corrosive gas resistance, and easy maintenance. Its features include a slot-based architecture, selectable motor control modes, and high speed control, resulting in high performance, reduced costs, and up to 97.5% efficiency with 3-phase motors.
Our Repair Process for the
20GE1RD011JA0NNNNN
Our repair process for the Allen Bradley 20GE1RD011JA0NNNNN Servo Drive begins with a comprehensive diagnostic evaluation to pinpoint the root cause of the malfunction, focusing on resolver feedback, power supply integrity, communication protocols, overcurrent conditions, and capacitor health. Resolver feedback malfunctions are addressed through meticulous inspection and replacement of faulty resolver components, ensuring accurate positioning. Power supply failures necessitate component-level repair or complete power supply module replacement, restoring stable power delivery. Communication errors related to Ethernet/IP connectivity are resolved through firmware updates and configuration adjustments, re-establishing network integration. Overcurrent faults trigger thorough motor and cabling inspections, with repairs or replacements performed as needed to eliminate shorts or excessive load. Inconsistent performance due to degraded capacitors on the control board is corrected through capacitor replacement, stabilizing drive operation.
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.

















