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Bulletin 22B PowerFlex 40 Low-Voltage AC Drives

PowerFlex 40 AC Drives

PowerFlex® 40 AC Drives provide OEMs, machine builders, and end users with performance-enhancing motor control in an easy-to-use compact package. These  drives feature sensorless vector control to meet low-speed torque demands. With flexible enclosure options, and simple programming, they can be installed and configured quickly. We also have packaged drives that provide additional control, power, and enclosure options in standardized designs.

  • Overview
  • Product Selection
  • Specifications
  • Software
  • Documentation
  • Resources


  • Power ratings:
    • 100...120V: 0.4...1.1 kW / 0.5...1.5 Hp / 2.3...6 A
    • 200...240V: 0.4...7.5 kW / 0.5...10 Hp / 2.3...33 A
    • 380...480V: 0.4...11 kW / 0.5...15 Hp / 1.4...24 A
    • 500...600V: 0.75...11 kW / 1...15 Hp / 1.7...19 A
  • IP20 NEMA/UL Type Open, plate drive, flange mount, IP66 NEMA/UL Type 4X/12, and DIN rail
  • Optional IP30 NEMA/UL Type 1 conversion kit
  • Ambient temperatures up to 50 °C (122 °F) permitted with minimal spacing between drives
  • Zero Stacking™ Drives for ambient temperatures up to 40 °C (104°F)
  • V/Hz and sensorless vector control, as well as process PID
  • Integral RS-485 communication
  • Optional serial converter module for use with any controller with DF1 messaging
  • Optional DeviceNet™, ControlNet™, and EtherNet/IP™, Profibus DP, BACnet™, and LonWorks® communication modules
  • Drive overload protection, ramp regulation, and flying start
  • StepLogic® allows operation as an independent position controller
  • Configuration and programming via integral LCD keypad, remote keypad, or software
  • Premier Integration with PowerFlex® AC drives uses the Logix control platform to simplify parameter and tag programming and reduce development time

Packaged Drive Options

  • Power options include circuit breaker, fused disconnect, bypass, and input fuses
  • Output relay and transformer control options
  • Door-mounted human interface module (HIM), hand/off/auto selector switch, status pilot lights, and speed potentiometer

Additional Information


PowerFlex 4/40 Technical Data22-TD001


  • CE
  • C-Tick
  • cUL
  • UL
  • RoHS

Certifications apply when product is marked. See our Product Certification site for Declarations of Conformity, certificates and other certification details.

Looking for Additional Information?

To find additional product information (CAD drawing files, 3D models, etc.) enter the complete catalog number (including dashes) below.


  • Premier integration of Studio 5000 Logix Designer and PowerFlex® Drives
    • Reduces drive system development time by as much as 70%
    • Allows you to configure controller and drive network connections at the same time
    • Allows you to dynamically select drive parameters transmitted as network I/O
    • Offers continued use of Drive Tools™ SP software via import and export functionality
    • Includes built-in drive diagnostic, fault, alarm, and event information
    • Provides one package to configure your entire Logix system
    • Offers integrated drive profiles that reduce system development time
  • DriveTools SP Software
    • Family of software tools
    • Easy online and offline programming
    • RSLinx® connectivity
    • Includes DriveExecutive™ and DriveObserver™ software
  • Drive Software Feature Comparison [PDF]
  • Use Connected Components Workbench software with Microsoft Visual Studio® technology to program your PowerFlex® Drives.

Learn More

Additional software products are available from Rockwell Software.


PowerFlex Family of Low Voltage AC Drives BrochurePFLEX-BR008
PowerFlex DSI Communication Adapters Product Profile22COMM-PP001
PowerFlex 40 Standard Drives Product Profile22-PP001
PowerFlex Standard Drives Low Voltage Selection GuidePFLEX-SG002
PowerFlex 4/40 Standard Drives Technical Data22-TD001
PowerFlex 40 Configured AC Drives Installation Instructions23B-IN001
PowerFlex 40 Standard Drives Quick Start22B-QS001
PowerFlex 40 Adjustable Frequency AC Drive User Manual22B-UM001
More PowerFlex 40 publications in Literature LibraryAll Languages

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Product Certifications

See our Product Certification site for Declarations of Conformity, certificates and other certification details.

Configuration & Selection Tools

Other Resources

  • Drives Support — Support resources for all drive products.
  • Knowledgebase — Visit our online resource for technical information, support chat and forums, software updates, and product safety advisories/notices.