New Product Launch – PLC: Allen Bradley 1785-L40E Series E

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Hey there Contractors and fellow Service Professionals!

Today we are covering the Allen Bradley 1785-L40E Series E PLC. This is an EtherNet/IP Controller with 48K words SRAM user memory.

Allen Bradley 1785-L40E EtherNet Controller

The Ethernet controller embedded TCP/IP communication capabilities allow to communicate with other Ethernet PLC 5 processors and host computers. The PLC 5/40 integrates Allen Bradley architecture into the standard TCP/IP network, offering high performance peer-to-peer communication via use of PLC 5 message instructions.

1785-L40E Series E EtherNet Processor


Take a look at the Specs below…

Allen Bradley 1785-L40E Series E
User Memory48K Words
Max Total I/O2048 any mix or
2048 in + 2048 out (complement)
Max Analog I/O2048
Communication Ports (Channels)1 Ethernet
2 DH+/Remote I/O
Max Total Number of I/O Chassis61
(60 Universal Remote &
1 RS-232-C/422-A/423-A Ports)
Backplane Current Load3.6 A at 5 V
Power Dissipation9 W


PLC 5/40 Ethernet Processor Module

The 1785-L40E processor is optimized for real-time sequential and regulatory control.

Allen Bradley 1785-L40E Ethernet controllers are available for applications from small scale equipment to entire production lines.


Need one for your project?

Head on over to our >> online store here

Need help looking for the right item for your setup?

Call one of our knowledgeable team members at (800) 497-6225 ext. 1

Stay tuned for the next PLC item on our line up >> Allen Bradley 1785-L80B/E

PS: If you are curious to know more in depth about PLCs or any other items we have, then drop us a line here and we will get you more information on them.

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Catch you on the next post! 🙂

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