Collection: PLCs & Other Automation Equipment
We specialize in sourcing hard-to-find, discontinued, and surplus Top Selling PLC part numbers with fast turnaround times, verified inventory, and dedicated RFQ support. Whether you need a single replacement controller to minimize downtime or bulk automation hardware for a production line, our team can quote, source, and ship quickly.
Why Buy PLCs & Automation Equipment from PLG Automation
PLG Automation supplies PLCs, CPU modules, I/O systems, communication processors, and industrial control hardware for manufacturers, system integrators, and maintenance teams across the U.S. We specialize in sourcing hard-to-find, discontinued, and surplus automation spares with verified inventory and dedicated RFQ support. Whether you need a single replacement controller or bulk sourcing for a multi-line deployment, our team can quote and ship quickly. PLG Automation supplies programmable logic controllers (PLCs), I/O modules, CPU processors, communication modules, and automation system components by brands like Allen-Bradley or Siemens for manufacturers, system integrators, and maintenance teams across the U.S.
Browse Allen-Bradley Obsolete PLCs or Siemens PLC Replacements Parts
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Allen-Bradley 2080-LC20-20QBBR 20 I/O ENet/IP Controller 2080LC2020QBBR
Vendor:Allen-BradleyRegular price $268.00Regular priceUnit price / perSale price $268.00 -
Allen-Bradley 1762-OB16 MicroLogix 16 PT 24VDC 1762OB16
Vendor:Allen-BradleyRegular price $294.00Regular priceUnit price / perSale price $294.00 -
Allen-Bradley 1746-NIO4V SER A SLC 500 Analog Output Module 1746NIO4V
Vendor:Allen-BradleyRegular price $329.00Regular priceUnit price / perSale price $329.00 -
Allen-Bradley 1746-P3 SLC 500 Power Supply Module 1746P3
Vendor:Allen-BradleyRegular price $360.00Regular priceUnit price / perSale price $360.00 -
Allen-Bradley 1769-OW16 CompactLogix Relay 1769OW16
Vendor:Allen-BradleyRegular price $389.00Regular priceUnit price / perSale price $389.00 -
Allen-Bradley 750 24V Tran IO Option Module 20-750-2263C-1R2T USA 207502263C1R2T
Vendor:Allen-BradleyRegular price $392.00Regular priceUnit price / perSale price $392.00 -
Allen-Bradley 1794-AENT Flex I/O EtherNet/IP Adapter Module 1794AENT
Vendor:Allen-BradleyRegular price $488.00Regular priceUnit price / perSale price $488.00 -
Allen-Bradley 1756-L61 2MB Memory Controller 1756L61
Vendor:Allen-BradleyRegular price $580.00Regular priceUnit price / perSale price $580.00 -
Allen-Bradley 1756-L61 5561 2MB PROCESSOR 1756L61
Vendor:Allen-BradleyRegular price $580.00Regular priceUnit price / perSale price $580.00 -
Allen-Bradley 1766-L32BXB PLC Controller 24V DC Power 1766L32BXB
Vendor:Allen-BradleyRegular price $630.00Regular priceUnit price / perSale price $630.00 -
Allen-Bradley 1756-A13 13 Slot Chassis 1756A13
Vendor:Allen-BradleyRegular price $657.00Regular priceUnit price / perSale price $657.00 -
Allen-Bradley 1769-L35E CompactLogix Processor 1769L35E
Vendor:Allen-BradleyRegular price $1,610.00Regular priceUnit price / perSale price $1,610.00 -
Allen-Bradley 1769-L24ER-QBFC1B CompactLogix 750KB DI/O AI/O Controller 1769L24ERQBFC1B
Vendor:Allen-BradleyRegular price $2,492.00Regular priceUnit price / perSale price $2,492.00 -
Allen-Bradley 1756-L75 ControlLogix 1756L75
Vendor:Allen-BradleyRegular price $6,828.00Regular priceUnit price / perSale price $6,828.00 -
Allen-Bradley 2080-IF4 Programmable Logic Controllers 2080IF4
Vendor:Allen-BradleyRegular price $234.00Regular priceUnit price / perSale price $234.00 -
Allen-Bradley 1746-NI8 SLC 500 Analog Input 1746NI8 Module PLC 1746NI8
Vendor:Allen-BradleyRegular price $297.00Regular priceUnit price / perSale price $297.00 -
Allen-Bradley 937TH-DISAR-DC2 SERIES A, SWITCH AMPLIFIER, #302486 937THDISARDC2
Vendor:Allen-BradleyRegular price $321.00Regular priceUnit price / perSale price $321.00 -
Allen-Bradley 1734-AENTR SER C POINT I/O Dual Port Adaptor 1734AENTR
Vendor:Allen-BradleyRegular price $342.00Regular priceUnit price / perSale price $342.00 -
Allen-Bradley 1734-OE4C POINT I/O 4 Point Analog Output Module 1734OE4C
Vendor:Allen-BradleyRegular price $405.00Regular priceUnit price / perSale price $405.00 -
Allen-Bradley 1762-IR4 MicroLogix 1200 RTD Resistance Input Module 1762IR4
Vendor:Allen-BradleyRegular price $613.00Regular priceUnit price / perSale price $613.00 -
Allen-Bradley 1756-OB16I 16 Point D/O Module PLC 1756OB16I
Vendor:Allen-BradleyRegular price $668.00Regular priceUnit price / perSale price $668.00 -
NEW Allen-Bradley 8 POINT ISOLATED AC/DC RELAY OUTPUT 1769-OW8I SER. B 1769OW8I
Vendor:Allen-BradleyRegular price $765.00Regular priceUnit price / perSale price $765.00 -
Allen-Bradley 5069-IF8 Compact 5000 Analog Input Module 5069IF8
Vendor:Allen-BradleyRegular price $993.00Regular priceUnit price / perSale price $993.00 -
Allen-Bradley 1756-OF8 PLC Output Module US 1756OF8
Vendor:Allen-BradleyRegular price $1,288.00Regular priceUnit price / perSale price $1,288.00