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About the Allen-Bradley 1785
The Allen-Bradley 1785 is a legacy programmable logic controller module designed for industrial automation. Built for reliable control tasks in manufacturing and process environments, the 1785 offers robust construction and compatibility with older Allen-Bradley control systems, making it a sought-after spare or replacement part for plants maintaining legacy equipment.

ALLEN BRADLEY,1785-LT2/A PLC-5/25, PROCESSOR MODULE
- Manufacturer: Allen-Bradley
- Model: 1785
Used in good condition. Please see pictures for details and condition. You will receive what’s in the pictures. If we have multiples of the same item, the pictures may differ. Please review the pictures to make s...
$60 USDGalion, OH
ALLEN BRADLEY,1785-L11B,SER C PLC-5/11 PROCESSOR MODULE
- Manufacturer: Allen-Bradley
- Model: 1785
Used in good condition. Please see pictures for details and condition. You will receive what’s in the pictures. If we have multiples of the same item, the pictures may differ. Please review the pictures to make s...
$48 USDGalion, OH
Allen-Bradley,1785-L40E,Ser C PLC-5/40 Ethernet Processor Module
- Manufacturer: Allen-Bradley
- Model: 1785
Used in good condition. Part was pulled from operation upon factory shutdown and has been in storage since. Please see pictures for details and condition. You will receive what’s in the pictures. If we have multi...
$800 USDGalion, OH
ALLEN BRADLEY,1785-L60B,SER B PLC-5/60 PROCESSOR MODULE REFURBISHED
- Manufacturer: Allen-Bradley
- Model: 1785
Refurbished in good condition. Please see pictures for details and condition. You will receive what’s in the pictures. If we have multiples of the same item, the pictures may differ. Please review the pictures to...
$240 USDGalion, OH- Trusted Seller
Allen Bradley 1785L11B Series E Programmable Controller
- Manufacturer: Allen-Bradley
- Model: 1785
You are buying one (1) Allen Bradley 1785L11B Series E Programmable Controller. It is new in factory box but has been on shelf awhile.
$629 USDAustinville, VA 
ALLEN BRADLEY,1785-L20E,SER E PROCESSOR MODULE REFURBISHED
- Manufacturer: Allen-Bradley
- Model: 1785
What's Included? See photos. We try our best to provide full details of each item and any included accessories, but if it's not shown in the photos then it will not be included with the item. 30-Day Easy Returns ...
$225 USDGalion, OH- Trusted Seller

ALLEN-BRADLEY 1785-KA INTERFACE COMMUNICATION MODULE SER A
- Manufacturer: Allen-Bradley
- Model: 1785
Came from working unit 30 day warranty WrG Mpn: 1785-KA3 | Controller platform: PLC-2
$199 USDAllendale, MI 
ALLEN BRADLEY,1785-L20B,PROCESSOR MODULE REFURBISHED
- Manufacturer: Allen-Bradley
- Model: 1785
What's Included? See photos. We try our best to provide full details of each item and any included accessories, but if it's not shown in the photos then it will not be included with the item. 30-Day Easy Returns ...
$475 USDGalion, OHAllen Bradley 1785-L40B Ser. E Rev. R01 PLC-5/40 Processor Module
- Manufacturer: Allen-Bradley
- Model: 1785-L40B
“New item as seen in the images. No additional items are included in the sale. 30-day warranty Included.” Allen Bradley 1785-L40B Ser. E Rev. R01 PLC-5/40 Processor Module 4-BB3C-99467-ZJ-ZZ
$4,085 USDBaroda, MI- Trusted Seller
Allen-Bradley 1785-L20E/E PLC-5/20 Ethernet Processor Module w/Transceiver & Key
- Manufacturer: Allen-Bradley
- Model: 1785-L20E/E
“Excellent Used Condition” Allen-Bradley 1785-L20E/E PLC-5/20 Ethernet Processor Module w/Transceiver & Key Condition: USED - key is included Fast Shipping! Local Pick Up Available See picture for details, and fe...
$800 USDBergen, NY Allen Bradley 1785-L40B /E 1785L40B PLC-5/40 Processor Module 3D-11
- Manufacturer: Allen-Bradley
- Model: 1785-L40B
Used automation parts pulled from storage or the working environment. Tested to the best of our ability. Shows signs of normal use. Here at Palmetto Automation Inc. we endeavor to provide otherwise high cost part...
$374 USDDuncan, SCAllen-Bradley 1785-L40E/E Ethernet PLC-5 Controller Module, Rev X01. 3C-52
- Manufacturer: Allen-Bradley
- Model: 1785
Items are spares/engineering demo hookups that were pulled from an industrial working environment. We repair all types of industrial automation including AC Servo Drives, Servo Motors, Operator Interface Panels, ...
$513 USDDuncan, SCAllen-Bradley 1785-L11B Ser D PLC-5/11 Processor Module. 3D-39
- Manufacturer: Allen-Bradley
- Model: 1785
Items are spares/engineering demo hookups that were pulled from an industrial working environment. We repair all types of industrial automation including AC Servo Drives, Servo Motors, Operator Interface Panels, ...
$89 USDDuncan, SCAllen Bradley 1785-L40B Ser C PLC-5/40 Processor Module. 3D-33
- Manufacturer: Allen-Bradley
- Model: 1785-L40B
Items are spares/engineering demo hookups that were pulled from an industrial working environment. We repair all types of industrial automation including AC Servo Drives, Servo Motors, Operator Interface Panels, ...
$293 USDDuncan, SCAllen Bradley 1785-L11B/E Rev G01 PLC-5/11 Processor Module. 3D-35
- Manufacturer: Allen-Bradley
- Model: 1785
Items are spares/engineering demo hookups that were pulled from an industrial working environment. We repair all types of industrial automation including AC Servo Drives, Servo Motors, Operator Interface Panels, ...
$248 USDDuncan, SC

