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1756-L72EROM Allen-Bradley
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1756-L72EROM Allen-Bradley

Sold out
$0.00 - $2,486.23
$2,486.23
$0.00 - $2,486.23
$2,486.23
Surplus - Tested (With Warranty)
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New / Open-Box Surplus
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Product Details

Description · Specifications · Product Overview

Specifications provided for reference. Verify critical details against official manufacturer documentation before installation.

Product Overview

The 1756-L72EROM is an Armor ControlLogix 5570 series standard controller manufactured by Allen-Bradley. Offering 4 MB of user memory, this controller serves as a programmable automation core with dual EtherNet/IP ports, a USB port, and a 4-character alphanumeric display. It fits on-machine or in-cabinet applications requiring deterministic logic execution. Typical uses include machine-level control, process coordination, and integration across EtherNet/IP networks.

Best Suited For

  • On-machine installation in harsh environments
  • ControlLogix 5570 platform automation
  • Applications requiring dual-EtherNet/IP networking
  • Systems needing SD-card fault/backup memory
User memory
4 MB
EtherNet/IP ports
2
USB ports
1
Display
4-character alphanumeric
Remote connections supported
500

Technical Specifications

Communication & Power

User memory
4 MB
EtherNet/IP ports
2, 10/100 Mbps
USB port
1 (USB client)
Supported networks
EtherNet/IP, ControlNet, DeviceNet, Data Highway Plus, Remote I/O, SynchLink
Remote I/O connections
500
Controller tasks
32
Programs per task
100

Physical & Environmental

Display
4-character alphanumeric

Certifications

CEChina CCCAustralian RCMAmerican Bureau of Shipping

Certified as of May 17 2026: China CCC, American Bureau of Shipping, CE, ATEX, Australian RCM. Intended for industrial use and meets Armor design requirements.

1-Year Warranty

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USA Stock

Sourced and shipped from Texas, USA. Never anonymous overseas marketplace stock.

30-Day Returns

Hassle-free RMA. If the part is not right for your application, send it back within 30 days.

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Rockwell Automation documentation

Access official manuals, datasheets, and lifecycle information for this part directly from Rockwell Automation.

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Must Read: Disclaimer

PLC Department sells surplus and refurbished industrial automation products, including but not limited to programmable logic controllers (PLCs), which are sourced exclusively through independent third-party channels. PLC Department is not an authorized distributor, reseller, or representative of any manufacturer listed on this website, including Rockwell Automation or its Allen-Bradley brand. All product warranties, where offered, are provided solely by PLC Department and not by the original manufacturer.

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The products offered for sale may be used or surplus and may contain older date codes, be of earlier series or versions, or differ in appearance or features compared to products available through factory-authorized distribution channels. The presence, version, or functionality of firmware, if any, on programmable devices such as Allen-Bradley PLCs is not guaranteed. PLC Department makes no representation or warranty regarding:

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