Allen-Bradley · Rockwell Automation
20P21AD045RA0NNN PowerFlex 45 A DC Drive
The Allen-Bradley 20P21AD045RA0NNN is a PowerFlex 45 A DC Drive, designed to supply adjustable-speed motor control for the installed PowerFlex drive base. Rated 45 A.
Overview
Part of the PowerFlex Legacy AC / DC Drive range, the Allen-Bradley · Rockwell Automation 20P21AD045RA0NNN is a variable frequency drive (VFD) used to control AC motor speed, torque and direction. By matching motor output to real process demand, it helps cut energy use, reduce mechanical stress on driven equipment and keep processes consistent. As a discontinued/legacy item, it is supplied as a direct-fit replacement to keep installed systems running. This listing covers catalog number 20P21AD045RA0NNN, supplied as a genuine Allen-Bradley · Rockwell Automation unit.
Key Features
- Precise variable-speed control of AC motors
- Robust torque, speed and regenerative duty handling
- Helps lower energy consumption versus fixed-speed running
- Suitable for pumps, fans, compressors and conveyor loads
- Genuine Allen-Bradley · Rockwell Automation unit, covered by a 12 months warranty
Legacy Drives
| Brand | Allen-Bradley (Rockwell Automation) |
|---|---|
| Product Family | PowerFlex Legacy AC / DC Drive |
| Catalog Number | 20P21AD045RA0NNN |
| Description | PowerFlex 45 A DC Drive |
| Category | Legacy Drives |
| Warranty | 12 months |
| Country of Origin | United States |
| HS Code (China Customs) | 8504409999 |
| Current | 45 A |
Applications
Allen-Bradley · Rockwell Automation PowerFlex 45 A DC Drive products are used across demanding industrial duty.
Typical duties for this product include: supply adjustable-speed motor control for the installed PowerFlex drive base.
- Pumps, fans and compressors in process and HVAC systems
- Conveyors and material-handling lines
- Mixers, extruders and other high-inertia machine loads
- Retrofit or replacement of existing drive systems
Buy with Confidence from PLC Retail
Every Allen-Bradley · Rockwell Automation 20P21AD045RA0NNN we supply is covered by a 12 months warranty and shipped from the United States. Before ordering, confirm compatibility using the full catalog number 20P21AD045RA0NNN shown in the specifications above. For current availability, lead time and pricing, contact PLC Retail to request a quote and our team will assist you.
FAQ
Is the 20P21AD045RA0NNN a genuine Allen-Bradley · Rockwell Automation product?
Yes. The 20P21AD045RA0NNN is a genuine Allen-Bradley · Rockwell Automation PowerFlex 45 A DC Drive, supplied with a 12 months warranty.
How do I confirm the 20P21AD045RA0NNN fits my system?
Match the full catalog number 20P21AD045RA0NNN against your existing unit or machine specification. If you are unsure, send the number to our team and we will verify compatibility before you order.
What warranty covers the 20P21AD045RA0NNN?
This product is covered by a 12 months warranty. Contact PLC Retail for warranty terms, availability and a quotation.


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