Replace Industrial

PLC-5

PLC-5 is Allen-Bradley's legacy 1785 processor family with 1771 chassis I/O, still running in many plants long after...   More ↓

Request A Quote
283 products · showing 20
1785-L40E

Allen-Bradley

1785-L40E

The Allen-Bradley 1785-L40E is a PLC-5/40 series processor featuring EtherNet/IP connectiv...

Starting at $1012.00
1771-IL

Allen-Bradley

1771-IL

The Allen-Bradley 1771-IL is a PLC-5 isolated analog input module compatible with any 1771...

Starting at $4576.00
1785-L80E

Allen-Bradley

1785-L80E

The Allen-Bradley 1785-L80E is a high-performance PLC-5/80E processor module built for lar...

Starting at $7758.00
1784-U2DHP

Allen-Bradley

1784-U2DHP

The Allen-Bradley 1784-U2DHP is a USB-to-Data Highway Plus (DH+) communication adapter des...

Starting at $2552.00
1785-L80B

Allen-Bradley

1785-L80B

The Allen-Bradley 1785-L80B is a high-capacity PLC-5/80 Series D processor designed for co...

Starting at $9806.40
1785-BEM

Allen-Bradley

1785-BEM

The Allen-Bradley 1785-BEM is a discontinued Backup Communications Expansion Module design...

Starting at $968.00
1785-BCM

Allen-Bradley

1785-BCM

The Allen-Bradley 1785-BCM is a Backup Communications Module designed to enable high-speed...

Starting at $1752.80
1785-KA5

Allen-Bradley

1785-KA5

The Allen-Bradley 1785-KA5 is a Data Highway Plus (DH+) to Data Highway (DH-485) communica...

Starting at $1048.80
1771-OFE2

Allen-Bradley

1771-OFE2

The Allen-Bradley 1771-OFE2 is an analog output module with four individually isolated cha...

Starting at $112.80
1784-U2CN

Allen-Bradley

1784-U2CN

The Allen-Bradley 1784-U2CN is a USB-to-ControlNet communication interface designed to pro...

Starting at $3720.00
1771-IR

Allen-Bradley

1771-IR

The Allen-Bradley 1771-IR is a PLC-5 Resistance Temperature Detector (RTD) input module. I...

Starting at $198.00
1771-OY

Allen-Bradley

1771-OY

The Allen-Bradley 1771-OY is a contact output module from the PLC-5 Bulletin 1771 series, ...

Starting at $318.40
1785-L26B

Allen-Bradley

1785-L26B

The Allen-Bradley 1785-L26B is an enhanced PLC-5/26B programmable controller featuring a 1...

Starting at $3998.00
1784-PCIDS

Allen-Bradley

1784-PCIDS

The Allen-Bradley 1784-PCIDS is a PCI-based DeviceNet scanner card designed for communicat...

Starting at $544.00
1771-IAN

Allen-Bradley

1771-IAN

The Allen‑Bradley 1771‑IAN is a high-density AC input module from the PLC‑5 series, offeri...

Starting at $552.80
1771-ASB

Allen-Bradley

1771-ASB

The Allen-Bradley 1771-ASB is a Universal Remote I/O Adapter Module designed for use with ...

Starting at $185.60
1771-RTP3

Allen-Bradley

1771-RTP3

The Allen-Bradley 1771-RTP3 is a specialized Remote Termination Panel (RTP) designed for u...

Starting at $37.22
1785-L20E

Allen-Bradley

1785-L20E

The Allen-Bradley 1785-L20E is a PLC-5/20 processor module featuring 16K words of SRAM mem...

Starting at $512.00
1771-OW

Allen-Bradley

1771-OW

The Allen-Bradley 1771-OW is a PLC-5 digital contact output module with 8 outputs organize...

Starting at $355.20
1785-L11B

Allen-Bradley

1785-L11B

The Allen-Bradley 1785-L11B is a PLC-5 series processor module featuring battery-backed st...

Starting at $1048.80

About PLC-5

PLC-5 is Allen-Bradley's legacy 1785 processor family with 1771 chassis I/O, still running in many plants long after Rockwell discontinued it. Our PLC-5 inventory is one of the largest in the catalog: 1785 processors such as the 1785-L80B, 1785-L26B, and 1785-L80E, 1785-BCM backup modules, 1771 I/O and specialty modules, and 1784-U2DHP, U2CN, and U2DN USB interfaces for connecting to DH+, ControlNet, and DeviceNet. Surplus and refurbished PLC-5 parts are the fastest way to recover from a failure while you plan a migration. Every part ships with the Replace Industrial 2-year warranty.

Related Articles

Your Cart

Your cart is empty: add a part to get started.

Add a part to your cart
Browse the full catalog →