ArmorStart Distributed Motor Controllers

Our ArmorStart® Distributed Motor Controllers are a cost-effective, simple solution to your on-machine architecture. These controllers use quick disconnects for I/O, communications, motor, three-phase, and control power while offering several communication options. These controllers provide a solution integrated into EtherNet/IP™ and DeviceNet™ networks and options for safety installations. ArmorStart controllers are ideal for automotive, material handling, and packaging applications.

ArmorStart Distributed Motor Controllers
  • Overview
  • What's New
  • Product Selection
  • Specifications
  • Documentation
  • Resources
  • Applications


  • Offers EtherNet/IP™ or DeviceNet™ communication capabilities and Embedded Switch Technology
  • Offers local disconnecting means, embedded field I/O, and local logic that uses DeviceLogix® software
  • Offers LED status and diagnostic indication
  • Includes a hardened, wash-down rating with the ability to mount the device near the motor or machine, which provides shorter cable runs
  • Allows the ability to choose factory installed options for specific applications
  • Is suitable for group installations with high short circuit current rating
  • Available for use with round quick connect power media or fixed pipe and wire

Product Comparison

  ArmorStart LT ArmorStart ST
Models 290, 291, 294 281, 284
Starter Power Range 0.37...2.2 kW 0.37...7.5 kW
VFD Power Range 0.37...1.5 kW 0.75...3.3 kW
VFD Control V/HZ SVC
High Fault SCCR up to 10 kA up to 65 kA

EtherNet/IP and/or

Logix AOP Configuration X X
DeviceLogix X X
Auto-device Configuration X X*
Dual-port Ethernet Switch X X
Hardwired Safety Option   X
Embedded Safety I/O Integrated Safety   X*
Embedded IO 6 configurable 4 in/2 out
ArmorConnect® Compatible X X
UL Group Motor Listed X X
Enclosure Rating IP66/Type 4/12 IP67/Type 4/13
Construction Single Box Two Box
*Integrated safety version only    

Additional Information

  • Watch and learn more about the benefits of our On-Machine™ design philosophy.
  • See if the ArmorStart Distributed Motor Controller is the right fit for your application.
  • The ArmorStart Virtual Demo explains the benefits of the ArmorStart® Distributed Motor Controller family, including:
    • Product positioning within the product family
    • Potential savings when using the On-Machine solution
    • DeviceNet™ and EtherNet/IP™ network solutions
  • Protect your people, productivity, and environment with our Safety Components and integrated Safety Solutions. We understand your factory floor challenges and can help you meet your goals with one of the broadest safety portfolios in the industry.

New ArmorStart ST Distributed Motor Control with Integrated Safety Helps Protect Your People, Plant, and Machines

Our ArmorStart® ST distributed motor control products are now available with integrated safety options to help improve on-machine functionality.

The new Armorstart model is the first networked safety enabled on-machine solution designed to integrate into Allen-Bradley Logix controllers and programmed using Studio 5000 software. Using one network via EtherNet/IP and one software tool helps streamline conveyance applications.

To view commonly ordered and quickly available products, use the Product Configuration Assistant for our complete product offerings.



Note: Certifications and standards vary by ArmorStart Distributed Motor Controller type. See the listed specification publications for details.

  • cULus — File No. E477761; Guide Nos. NLDX, NLDX7
  • cULus — File No. E59272; Guide Nos. NMMS, NMMS7

Standards Compliance

  • CCC
  • CE Marked per Low Voltage Directive 2006/95/EC and EMC Directive 2004/108/EC
  • CSA C22.2, No. 14
  • C-Tick
  • EN/IEC 50178
  • EN/IEC 60947-4
  • EN/IEC 60947-4-1
  • EN/IEC 60947-4-2
  • EN/IEC 61800-3
  • EN/IEC 61800-5-1
  • ODVA for EtherNet/IP and DeviceNet
  • UL 508
  • UL 508C
  • TÜV

Product Certifications

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

Can’t Find What You Need?

Browse Literature Library where you can search for additional technical and commercial publications in more languages.

Product Certifications

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

Configuration & Selection Tools

Other Resources

  • ArmorStart EtherNet/IP Add-on Profile with DeviceLogix — The Add-on Profile offers quick and efficient program development with automatic tag generation, single-software configuration, and a user-friendly interface.
  • ArmorStart Savings Calculator — Use this calculator to estimate installations savings using On-Machine™ versus traditional wiring.
  • Firmware — Obtain firmware for your ArmorStart® Distributed Starters from the Product Compatibility & Download Center.
  • Integrated Architecture Builder — Select hardware and generate bills of materials for projects.
  • Procurement Specifications — Visit our online resource to find the procurement specifications for this product.
  • Knowledgebase — Visit our online resource for technical information, support chat and forums, software updates, and product safety advisories/notices.


Our ArmorStart™ controllers are suitable for many applications that include:

  • Material handling applications such as food processing, beverage industry, automotive industry, distribution warehouse centers, and airport baggage handling systems
  • Mining applications such as conveyor belts, pumps, and compressors
  • Petrochemical applications such as pumps, fans, and compressors