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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.
- Trusted Seller
Allen Bradley Termination Panel - 1771ht3
- Manufacturer: Allen-Bradley
- Model: 1771
New Open Box, Made In Usa Name: Termination Panel | Arrival date: 10-30-2025 | Dimensions l x w x h (inches): 12 x 8 x 4 | Electrical: 24V | Weight (lb.): 2 | Available quantity: 1
$100 USDEuclid, OH - Trusted Seller
Allen Bradley 1771-NT2 High Resolution Isolated Analog Input Module Ser B
- Manufacturer: Allen-Bradley
- Model: 1771
“New without Factory Packaging” Model number: 1771-NT2 | Series: SER B | Mpn: 1771-NT2 | Shipping weight: 4 lbs | Shipping dimensions: 13 x 10 x 3 in | Reference sku: 1696998
Allen Bradley 1771-IAD Analog Input Module SERIES C Manual Included NEW IN BOX
- Manufacturer: Allen-Bradley
- Model: 1771
Allen Bradley 1771-IAD Analog Input Module SERIES C Manual Included NEW IN BOX. A & L Industries or Tooltimes2 has been on eBay for 23 plus years. We can help you with parts or whole machines and we can also hel...
$1,000 USDOregon, OH- Trusted Seller
ALLEN-BRADLEY HIGH RESOLUTION ANALOG MODULE 1771-NT1
- Manufacturer: Allen-Bradley
- Model: 1771
UNUSED! PART # 96803396. SERIES A.
$375 USDMillwood, WV - Trusted Seller
Allen Bradley Isolated 120v Ac Output Module 1771-od16/
- Manufacturer: Allen-Bradley
- Model: 1771
Unused!
$925 USDMillwood, WV 
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-DMC1,CONTROL COPROCESSOR
- 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 ...
$100 USDGalion, OH- Trusted Seller
Allen-Bradley 1771-WA Swing Arm
- Manufacturer: Allen-Bradley
- Model: 1771
$7 USDEaton Rapids, MI 
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-DMC4/A,CONTROL COPROCESSOR
- 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...
$80 USDGalion, OH
Allen-Bradley,1771-KF,Interface Module
- 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-IAD,INPUTE 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 ...
$15 USDGalion, OH
ALLEN BRADLEY,1771-P4S PLC,POWER SUPPLY MODULE NOS
- 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 ...
$68 USDGalion, OH- Trusted Seller
Allen-Bradley 1771-P2 Power Supply
- Manufacturer: Allen-Bradley
- Model: 1771-P2
$99 USDEaton Rapids, MI - Trusted Seller
Allen-Bradley 1771-OW
- Manufacturer: Allen-Bradley
- Model: 1771-OW
All parts ordered before 3:30 pm (EST) typically ship same day via UPS, FedEx, or USPS! If the order is placed after 3:30 pm and you still would like it send out same day, feel free to reach out to us and we will...
$30 USDMuskegon, MI 
Allen-Bradley 1771-OW Programmable Logic Controllers (PLC)
- Manufacturer: Allen-Bradley
- Model: 1771-OW
Good condition Allen-Bradley 1771-OW Programmable Logic Controllers (PLC)s. Located in USA and other countries. Click request price for more information.
USA
