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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Siemens S7-1200 6ES7234-4HE32-0XB0/6ES7 234-4HE32-0XB0 Sealed 6ES72344HE320XB0
Vendor:SiemensRegular price $428.00Regular priceUnit price / perSale price $428.00 -
Siemens 6ES7234-4HE32-0XB0 6ES72344HE320XB0 ping
Vendor:SiemensRegular price $428.00Regular priceUnit price / perSale price $428.00 -
Siemens 6SL3210-1PE11-8UL1 6SL3 210-1PE11-8UL1 6SL32101PE118UL1
Vendor:SiemensRegular price $428.00Regular priceUnit price / perSale price $428.00 -
Siemens 6SL3210-1PE14-3UL1 6SL3210-1PE14-3UL1 6SL32101PE143UL1
Vendor:SiemensRegular price $497.00Regular priceUnit price / perSale price $497.00 -
Siemens 574889 EBE 46-535-3 Rate Switch
Vendor:SiemensRegular price $512.00Regular priceUnit price / perSale price $512.00 -
Siemens 6ES7505-0KA00-0AB0 PLC 6ES7 505-0KA00-0AB0 In 6ES75050KA000AB0
Vendor:SiemensRegular price $517.00Regular priceUnit price / perSale price $517.00 -
Siemens 6SL3210-5BE22-2UV0 6SL3 210-5BE22-2UV0 Inverter 6SL32105BE222UV0
Vendor:SiemensRegular price $537.00Regular priceUnit price / perSale price $537.00 -
Siemens 6ES7 532-5HD00-0AB0 6ES7532-5HD00-0AB0 S7-1500 Analog Output Module 6ES75325HD000AB0
Vendor:SiemensRegular price $664.00Regular priceUnit price / perSale price $664.00 -
Siemens 3RB2036-1UB0 3RB2036-1UB0 Thermal Relay 3RB20361UB0
Vendor:SiemensRegular price $668.00Regular priceUnit price / perSale price $668.00 -
Siemens 6ES7522-1BL10-0AA0 6ES7 522-1BL10-0AA0 DIGITAL OUTPUT MODULE S7-1500 6ES75221BL100AA0
Vendor:SiemensRegular price $811.00Regular priceUnit price / perSale price $811.00 -
Siemens 6es7 214-1hg40-0xb0 6es7214-1hg40-0xb0 6ES72141HG400XB0
Vendor:SiemensRegular price $839.00Regular priceUnit price / perSale price $839.00 -
Siemens 6ES7135-4GB01-0AB0 6ES7 135-4GB01-0AB0 6ES71354GB010AB0
Vendor:SiemensRegular price $890.00Regular priceUnit price / perSale price $890.00 -
Siemens 6AV6643-0CD01-1AX1 6AV66430CD011AX1
Vendor:SiemensRegular price $1,225.00Regular priceUnit price / perSale price $1,225.00 -
Siemens 6ES7 214-1BE30-0XB0 6ES7214-1BE30-0XB0 CPU Module 6ES72141BE300XB0
Vendor:SiemensRegular price $931.00Regular priceUnit price / perSale price $931.00 -
Siemens 6ES7 314-6CG03-0AB0 6ES7314-6CG03-0AB0 PLC Module 6ES73146CG030AB0
Vendor:SiemensRegular price $1,101.00Regular priceUnit price / perSale price $1,101.00 -
Siemens 6ES7 313-5BE01-0AB0 6ES7313-5BE01-0AB0 Controller 6ES73135BE010AB0
Vendor:SiemensRegular price $1,532.00Regular priceUnit price / perSale price $1,532.00 -
Siemens 6SL3120-2TE21-0AA4 Double Motor Module 6SL31202TE210AA4
Vendor:SiemensRegular price $1,727.00Regular priceUnit price / perSale price $1,727.00 -
Siemens 6SL3120-2TE21-0AA4 Double Motor Module 6SL31202TE210AA4 (Sealed)
Vendor:SiemensRegular price $1,728.00Regular priceUnit price / perSale price $1,728.00 -
Siemens touch screen 6AV2 124-0JC01-0AX0 6AV2124-0JC01-0AX0 6AV21240JC010AX0
Vendor:SiemensRegular price $2,072.00Regular priceUnit price / perSale price $2,072.00 -
Siemens P3E56ML400FTS 400 AMP MAIN LUG P3 PANELBOARD INTERIOR 42 CIRCUIT 480/277 VAC 3Ø 4W
Vendor:SiemensRegular price $2,371.00Regular priceUnit price / perSale price $2,371.00 -
Siemens HMI 6AV6 643-0BA01-1AX0 6AV66430BA011AX0
Vendor:SiemensRegular price $3,190.00Regular priceUnit price / perSale price $3,190.00 -
Siemens CBP2 6SE7090-0XX84-0FF5 PLC 6SE7 090-0XX84-0FF5 DP Card 6SE70900XX840FF5
Vendor:SiemensRegular price $212.00Regular priceUnit price / perSale price $212.00 -
AMETEK 9237S010-R1 GEARMOTOR (154765 - NEW) 9237S010R1
Vendor:SiemensRegular price $340.00Regular priceUnit price / perSale price $340.00 -
Siemens 6ES7231-5QD32-0XB0 Analog Input Module in 6ES72315QD320XB0
Vendor:SiemensRegular price $403.00Regular priceUnit price / perSale price $403.00