Product Description
The Rockwell Automation PowerFlex 700 drive, model 20BC8P7A0AYNANA0, offers superior low-speed performance with or without encoder feedback thanks to Allen-Bradley's patented Force Technology vector control. It boasts an integral process PI control, eliminating the need for a separate process loop controller, and includes a vector control cassette with dedicated digital and analog I/O. The drive features a removable human-machine interface module with a 7-line by 21-character backlit LCD display supporting multiple languages and displaying speed in Hertz or RPM. Operating at 400VAC, 3-phase, with an 8.7A amperage rating and 4-watt wattage rating, the drive has an IP20 NEMA/UL Type 1 enclosure, IGBT braking, no brake resistor, a CE filter, and a CM choke. It uses standard 24VDC/AC I/O and operates within a frequency tolerance of 47-63Hz and ambient temperatures from 0-50C (operating) and -40-70C (storage).
Is Your Device Showing These Signs?
The Allen Bradley 20BC8P7A0AYNANA0 Servo Drive commonly experiences issues such as IGBT failures, capacitor degradation leading to DC bus undervoltage faults, and resolver feedback problems causing erratic motor control. We routinely address communication errors stemming from corrupted firmware or damaged Ethernet ports, and rectify power supply malfunctions that result in operational downtime. Overcurrent faults due to motor winding shorts or excessive load are also frequent repairs, alongside addressing thermal issues caused by inadequate cooling or component aging. Encoder signal loss and parameter corruption within the drive's memory are further common problems we resolve.
Technical specifications
The Rockwell Automation PowerFlex 700 drive (20BC8P7A0AYNANA0) is a 400VAC, 8.7A AC drive featuring Force Technology vector control for excellent low-speed performance. It includes integrated process PI control, a vector control cassette with I/O, and a removable multi-language HMI with a backlit LCD. The drive has an IP20 enclosure, IGBT braking, a CE filter, and a CM choke, operating with standard 24VDC/AC I/O within a 47-63Hz frequency range and 0-50C operating temperature.
Our Repair Process for the
20BC8P7A0AYNANA0
Our repair process for the Allen Bradley 20BC8P7A0AYNANA0 Servo Drive begins with a comprehensive diagnostic evaluation to pinpoint the precise failure. We meticulously inspect for common issues including IGBT failures, capacitor degradation, resolver feedback problems, communication errors, power supply malfunctions, overcurrent faults, thermal issues, encoder signal loss, and parameter corruption. Defective components are replaced with high-quality parts, and firmware is updated or re-flashed as necessary. Thorough testing under load conditions validates the repair, ensuring the drive meets original performance specifications and operational reliability is restored.
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.
Buying Options
To receive a quote within 2 hours, please provide us with the details of your requirements. Our team will promptly review your request and send you a custom offer.
Ships from Rochester, NY