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
  • 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 ArmorStart
Models 290, 291, 294 281E, 284E 280, 281, 284
Starter Power Range 0.37...2.2 kW 0.37...7.5 kW 0.37...7.5 kW
VFD Power Range 0.37...1.5 kW 0.75...3.3 kW 0.37...3.3 kW
High Fault SCCR up to 10 kA up to 65 kA up to 65 kA


EtherNet/IP EtherNet/IP
Logix AOP Configuration X X X
DeviceLogix X X X
Auto-device Configuration X    
Dual-port Ethernet Switch X X X
Safety Option   X X
Embedded IO 6 configurable 4 in/2 out 4 in/2 out
ArmorConnect® Compatible X X X
UL Group Motor Listed X X X
Enclosure Rating IP66/Type 4/12 IP67/Type 4/12 IP67/Type 4/12
Construction Single Box Two Box Two Box

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.
  • Read more about how on-machine philosophy moves automation and safety controllers on to the machine itself, rather than in a centrally-located cabinet, resulting in time and space savings.
  • 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.

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


ArmorStart with EtherNet/IP - User Manual - Bulletin 280E, 281E, and 284E280E-UM001
ArmorStart ST Motor Controllers - Safety and Standard Versions Selection Guide280ES-SG001
ArmorStart User Manual - Bulletin 280/281, 283, 284280-UM002
ArmorStart - Safety Version - User Manual - Bulletin 280D/281D, 284D280-UM004
ArmorStart LT Distributed Motor Controller DeviceNet Version - User Manual290D-UM001
ArmorStart LT EtherNet/IP Version - User Manual -Bulletin 290E, 291E, 294E290E-UM001



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.


ArmorStart Distributed Motor Control Solutions Brochure280-BR001
ArmorConnect Power Media Product Profile280-PP002
Bulletin 280, 281, 284 ArmorStart Distributed Motor Controllers Safety Product Profile280-PP003
ArmorStart EtherNet/IP Distributed Motor Controller Product Profile280-PP004
Bulletin 281E and 284E ArmorStart ST Distributed Motor Controllers Safety Product Profile280-PP005
ArmorStart and ArmorConnect Power Media Selection Guide - Bull. 280/281,283, 284280-SG001
Bulletin 280E/281E, 284E ArmorStart with EtherNet/IP - Selection Guide280E-SG001
ArmorStart ST Motor Controllers Selection Guide280ES-SG001
ArmorStart LT - Selection Guide - Bulletin 290, 291, 294290-SG001
ArmorStart and ArmorStart LT Connectivity Quick Reference Guide280-CL002
ArmorStart Connection System Quick Reference Guide Collection280-CL003
ArmorStart and ArmorStart ST Connectivity Quick Reference Guide Collection280ES-CL001
Group Installation Listing Requirements for Drives and Contactor-based Motor Controllers280-WP001
Bulletin 280, 281, 283, 284 ArmorStart User Manual280-UM002
Bulletin 280D, 281D, 284D ArmorStart Safety User Manual280-UM004
Bulletin 280E, 281E, 284E ArmorStart with EtherNet/IP User Manual280E-UM001
Bulletin 280ES ArmorStart ST Motor Controller User Manual280ES-UM001
Bulletin 290E, 291E, 294E ArmorStart LT Distributed Motor Controller with DeviceNet User Manual290D-UM001
Bulletin 290E, 291E, 294E ArmorStart LT with EtherNet/IP User Manual290E-UM001
More ArmorStart Distributed Motor Controller publications in Literature LibraryAll Languages

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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