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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,1771OFE2,Series A Analog Output Module Refurbished
- Manufacturer: Allen-Bradley
- Model: 1771-OFE2
Refurbished. This item was refurbished and has sat in storage since. There may be stains or writing on the box. Please see pictures for details. Please check out our store to view additional listings. We hope to ...
$100 USDGalion, OH
Allen Bradley,1771KA2,Adapter Module NOS SEALED
- Manufacturer: Allen-Bradley
- Model: 1771
New in sealed box. NOS. Box is aged. See pictures for all details, Please check out or store to view additional listings. We hope to deal with you very soon! Room 2 Section H Row 1
$50 USDGalion, OH
Allen Bradley,1771-DB,Basic Module REC A/D
- 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...
$48 USDGalion, OH
ALLEN BRADLEY,1771-OFE1,SER B ANALOG OUTPUT MODULE
- Manufacturer: Allen-Bradley
- Model: 1771
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...
$40 USDGalion, OH
ALLEN BRADLEY,1771-OD16,SER B ISOLATED 120 VAC AC OUTPUT MODULE
- Manufacturer: Allen-Bradley
- Model: 1771
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...
$32 USDGalion, OH
Allen-Bradley,1771-IB,DC 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...
$32 USDGalion, OH
ALLEN BRADLEY,1771-NC6,SER A ANALOG CABLE NEW SEALED
- 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 ...
$40 USDGalion, OH
Allen-Bradley,1771-P2,Power Supply
- Manufacturer: Allen-Bradley
- Model: 1771-P2
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...
$36 USDGalion, OH
ALLEN BRADLEY,1771-ASB,REMOTE I/O ADAPTER MODULE
- Manufacturer: Allen-Bradley
- Model: 1771-ASB
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 ...
$25 USDGalion, OH
ALLEN BRADLEY,1771-P7,AC POWER SUPPLY
- 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 ...
$25 USDGalion, OH
ALLEN BRADLEY,1771-IQ16,SER A ISOLATED INPUT MODULE REFURBISHED
- Manufacturer: Allen-Bradley
- Model: 1771
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...
$28 USDGalion, OH
ALLEN BRADLEY,1771-OB,SER B OUTPUT 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...
$28 USDGalion, OH
ALLEN BRADLEY,1771-IGD TTL,INPUT MODULE REFURBISHED
- Manufacturer: Allen-Bradley
- Model: 1771
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...
$28 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-KA2,SER A COMMUNICATION ADAPTER MODULE
- Manufacturer: Allen-Bradley
- Model: 1771
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...
$24 USDGalion, OH
Allen-Bradley 1771-WS-B Programmable Logic Controllers (PLC)
- Manufacturer: Allen-Bradley
- Model: 1771-WS-B
Good condition Allen-Bradley 1771-WS-B Programmable Logic Controllers (PLC)s. Located in USA and other countries. Click request price for more information.
USA

