Building Filters
About the Allen-Bradley 1771
The Allen-Bradley 1771 is a legacy modular I/O system designed for industrial control and machine automation. Built for reliability in harsh environments, it offers broad I/O module variety and simple integration into older PLC installations, making it a common choice for maintenance, retrofit and spare-parts applications.

ALLEN BRADLEY,1771-P2,POWER SUPPLY
- Manufacturer: Allen-Bradley
- Model: 1771-P2
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...
$36 USDGalion, OH
Allen Bradley,1771-ASB D,Remote I/O Adapter Module
- Manufacturer: Allen-Bradley
- Model: 1771-ASB
Used and in good conditions. 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 m...
$40 USDGalion, OH
ALLEN BRADLEY,1771-IBD,SER B INPUT MODULE REFURBISHED SEALED
- Manufacturer: Allen-Bradley
- Model: 1771
Refurbished by Rockwell Automation. 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 pictur...
$28 USDGalion, OH
ALLEN BRADLEY,1771-IBD,SER B INPUT MODULE REFURBISHED
- Manufacturer: Allen-Bradley
- Model: 1771
Refurbished by Rockwell Automation. 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 pictur...
$24 USDGalion, OH
Allen Bradley,1771-AL,I/O Adapter Module D8144 PLC-2
- Manufacturer: Allen-Bradley
- Model: 1771
Used and 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 ma...
$20 USDGalion, OH
ALLEN BRADLEY,1771-AL,I/O ADAPTER MODULE W/ 1777-CP PLUG
- Manufacturer: Allen-Bradley
- Model: 1771
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 ...
$20 USDGalion, OH
ALLEN-BRADLEY,1771-IBD,INPUT MODULE
- Manufacturer: Allen-Bradley
- Model: 1771
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...
$24 USDGalion, OH
Allen-Bradley,1771-IB,Input Module
- Manufacturer: Allen-Bradley
- Model: 1771
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...
$20 USDGalion, OH
Allen-Bradley,1771-KE,Communication Controller Module
- Manufacturer: Allen-Bradley
- Model: 1771
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...
$20 USDGalion, OH
ALLEN BRADLEY,1771-OFE2,SER B ANALOG OUTPUT MODULE
- Manufacturer: Allen-Bradley
- Model: 1771-OFE2
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...
$20 USDGalion, OH
Allen Bradley,1771-IAD B,120V AC/DC Input Module
- Manufacturer: Allen-Bradley
- Model: 1771
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 ...
$10 USDGalion, OH
Alen Bradley,1771-IAD B,Input Module
- Manufacturer: Allen-Bradley
- Model: 1771
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 ...
$8 USDGalion, OH
ALLEN BRADLEY,1771-AL,I/O ADAPTER MODULE
- Manufacturer: Allen-Bradley
- Model: 1771
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 ...
$12 USDGalion, OH
Allen Bradley,1771-IAD/C, 120V AC/DC Input Module
- Manufacturer: Allen-Bradley
- Model: 1771
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 ...
$12 USDGalion, OH
Allen Bradley,1771-IFE,Analog Input Module 12 Bit
- Manufacturer: Allen-Bradley
- Model: 1771-IFE
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 ...
$12 USDGalion, OH
Allen-Bradley 1771-ASB/C Programmable Logic Controllers (PLC)
- Manufacturer: Allen-Bradley
- Model: 1771-ASB/C
Good condition Allen-Bradley 1771-ASB/C Programmable Logic Controllers (PLC)s. Located in USA and other countries. Click request price for more information.
USA

