Skip to content
Free Ground Shipping | Overnight Shipping Available | Texas-based company, and all shipments come from the USA
(833) 800-7748

Siemens

Shop our collection of surplus Siemens PLCs. These industrial control systems have been used in a variety of industrial settings and have been fully tested for functionality and reliability. With models available, including the popular S7-300 and S7-1200 series, we have the perfect solution for your automation needs. Don't miss out on this opportunity to save on cost while still getting the industry-leading technology from Siemens. Browse our stock today and find the PLC that fits your specific needs.

Filters

  • 6ES5946-3UA22 Siemens
    $1,487.50 - $30,380.40
    $1,487.50 - $30,380.40
    $1,487.50 - $30,380.40
    $1,487.50

    6ES5946-3UA22 Siemens

    Product Overview SIMATIC S5-155U CPU 946 F (Siemens part 6ES5946-3UA22) is a central processing unit from the S5 PLC family. It functions as the...

    View full details
  • 6ES5947-3UA22 Siemens
    $568.00 - $2,589.19
    $568.00 - $2,589.19
    $568.00 - $2,589.19
    $568.00

    6ES5947-3UA22 Siemens

    Product Overview The 6ES5947-3UA22 is a SIMATIC S5 CPU 947 (S5-155U) programmable logic controller central processing unit module. It functions ...

    View full details
  • 6ES5928-3UB21 Siemens
    $680.00 - $4,375.00
    $680.00 - $4,375.00
    $680.00 - $4,375.00
    $680.00

    6ES5928-3UB21 Siemens

    Product Overview The 6ES5928-3UB21 is a SIMATIC S5 CPU 928B module, part of the legacy Siemens S5-135U/155U controller family. It serves as the ...

    View full details
  • 6ES5095-8FB01 Siemens
    $3,373.38 - $4,032.70
    $4,032.70
    $3,373.38 - $4,032.70
    $4,032.70

    6ES5095-8FB01 Siemens

    Product Overview The 6ES5 095-8FB01 is a basic unit of the SIMATIC S5-95F programmable controller family (S5-95F platform). It functions as the ...

    View full details
  • 6ES5948-3UR21 Siemens
    Sold out
    $0.00 - $5,083.00
    $5,083.00
    $0.00 - $5,083.00
    $5,083.00

    6ES5948-3UR21 Siemens

    SIMATIC S5, CPU 948R CENTRAL PROCESSING UNIT FOR S5-155H, 1664 KB RAM

  • 6ES5927-3SA12 Siemens
    $780.00 - $3,307.50
    $780.00 - $3,307.50
    $780.00 - $3,307.50
    $780.00

    6ES5927-3SA12 Siemens

    SIMATIC S5, CPU 927 for ZG 150S, 150U

  • 6ES5924-3SA12 Siemens
    $627.96 - $2,754.27
    $627.96 - $2,754.27
    $627.96 - $2,754.27
    $627.96

    6ES5924-3SA12 Siemens

    SIMATIC S5, CPU 924 F.S5-150S,-150U CENTR.CONTROLL.

  • 6ES5926-3SA12 Siemens
    $450.00 - $4,054.10
    $450.00 - $4,054.10
    $450.00 - $4,054.10
    $450.00

    6ES5926-3SA12 Siemens

    6ES5 926-3SA12 CPU926S Processor Module

  • 6ES5927-3SA11 Siemens
    $1,361.25 - $1,925.50
    $1,361.25 - $1,925.50
    $1,361.25 - $1,925.50
    $1,361.25

    6ES5927-3SA11 Siemens

    SIMATIC S5, 927 CPU F.S5-150S,-150U CENTR.CONTROLL.

  • 6ES5921-3UA12 Siemens
    $0.00 - $798.88
    $798.88
    $0.00 - $798.88
    $798.88

    6ES5921-3UA12 Siemens

    SIMATIC S5, CPU 921 CENTRAL CONTROLLER MODULE FOR CC 135U

  • 6ES5925-3SA11 Siemens
    $500.00 - $559.46
    $500.00 - $559.46
    $500.00 - $559.46
    $500.00

    6ES5925-3SA11 Siemens

    SIMATIC S5, CPU 925 F.S5-150S,-150U CENTR.CONTROLL.

  • 6ES5927-3KA13 Siemens
    $1,875.00 - $3,706.50
    $1,875.00 - $3,706.50
    $1,875.00 - $3,706.50
    $1,875.00

    6ES5927-3KA13 Siemens

    SIMATIC S5, 927 CPU FOR 150K CENTRAL CONTROLLER

  • 6ES5928-3UB11 Siemens
    $759.00 - $4,998.00
    $759.00 - $4,998.00
    $759.00 - $4,998.00
    $759.00

    6ES5928-3UB11 Siemens

    Product Overview The 6ES5928-3UB11 is a Siemens SIMATIC communication interface module (version 6 or later). It facilitates FAP connection and S...

    View full details
  • 6ES5943-7UA22 Siemens
    $0.00 - $1,141.55
    $1,141.55
    $0.00 - $1,141.55
    $1,141.55

    6ES5943-7UA22 Siemens

    SIMATIC S5, CPU 943 F. S5-115U PLC RAM 16 KBYTES WITH 2 PROGRAMMER PORTS

  • 6ES5922-3UA11 Siemens
    $591.25 - $1,531.25
    $591.25 - $1,531.25
    $591.25 - $1,531.25
    $591.25

    6ES5922-3UA11 Siemens

    Product Overview The 6ES5922-3UA11 (also referred to as SIMATIC CPU 922, R-processor 922) is a central processor module for the SIMATIC S5-135U ...

    View full details
  • 6ES5926-3SA11 Siemens
    $780.00 - $2,195.67
    $780.00 - $2,195.67
    $780.00 - $2,195.67
    $780.00

    6ES5926-3SA11 Siemens

    SIMATIC S5, 926 CPU F.S5-150S,-150U CENTR.CONTROLL.

  • 6ES5095-8MA05 Siemens
    $3,355.20 - $5,548.50
    $3,355.20 - $5,548.50
    $3,355.20 - $5,548.50
    $3,355.20

    6ES5095-8MA05 Siemens

    SIMATIC S5-95U PROCESSOR MODULE

  • 6ES5095-8MD02 Siemens
    $742.50 - $1,812.80
    $742.50 - $1,812.80
    $742.50 - $1,812.80
    $742.50

    6ES5095-8MD02 Siemens

    SIMATIC S5, S5-95U COMPACT UNIT W. PROFIBUS-DP SLAVE INTERFACE

  • 6ES5943-7UA11 Siemens
    $673.75 - $3,165.60
    $673.75 - $3,165.60
    $673.75 - $3,165.60
    $673.75

    6ES5943-7UA11 Siemens

    CPU 928B Central Controller Module F. S5-135U/155U PLC

  • 6ES5923-3UC11 Siemens
    $1,957.55 - $1,960.00
    $1,960.00
    $1,957.55 - $1,960.00
    $1,960.00

    6ES5923-3UC11 Siemens

    Product Overview The 6ES5923-3UC11 is the Siemens SIMATIC S5-155U Coordinator 923 C module, which functions as a coordinator in multiprocessor S...

    View full details
  • 6ES5095-8MA03 Siemens
    $720.00 - $8,431.50
    $720.00 - $8,431.50
    $720.00 - $8,431.50
    $720.00

    6ES5095-8MA03 Siemens

    Product Overview The Siemens part number 6ES5095-8MA03 is a SIMATIC S5-95U compact unit equipped with an integrated PROFIBUS-DP master interface...

    View full details
  • 6ES5942-7UB11 Siemens
    $970.72 - $2,849.00
    $970.72 - $2,849.00
    $970.72 - $2,849.00
    $970.72

    6ES5942-7UB11 Siemens

    SIMATIC S5, CPU 942 Central processing unit for S5-115U RAM 10 KB

  • 6ES5095-8MA04 Siemens
    $0.00 - $4,765.10
    $4,765.10
    $0.00 - $4,765.10
    $4,765.10

    6ES5095-8MA04 Siemens

    6ES5 095-8MA04 S5-95U Central Unit

  • 6ES5103-8MA02 Siemens
    $0.00 - $1,281.50
    $1,281.50
    $0.00 - $1,281.50
    $1,281.50

    6ES5103-8MA02 Siemens

    SIMATIC S5, CPU 103 F.S5-100U PC W.POWER SUPPLY UNIT 24V/9V DC W/O MANUAL

  • 6ES5103-8MA03 Siemens
    $0.00 - $1,017.50
    $1,017.50
    $0.00 - $1,017.50
    $1,017.50

    6ES5103-8MA03 Siemens

    Product Overview The Siemens 6ES5103-8MA03 is a SIMATIC S5-100U series CPU module, designated as CPU 103, intended as a spare part for legacy S5...

    View full details
  • 6ES5941-7UA12 Siemens
    $476.00 - $673.67
    $476.00 - $673.67
    $476.00 - $673.67
    $476.00

    6ES5941-7UA12 Siemens

    SIMATIC S5 941 CENTRAL PROCESSING UNIT F. S5-115U PC RAM, 2KBYTES

  • 6ES5925-3KA12 Siemens
    $1,297.50 - $5,739.00
    $1,297.50 - $5,739.00
    $1,297.50 - $5,739.00
    $1,297.50

    6ES5925-3KA12 Siemens

    Product Overview SIMATIC S5-925 CPU module (6ES5925-3KA12) is a central processing unit from Siemens' SIMATIC S5 series, designed for program ex...

    View full details
  • 6ES5924-3SA11 Siemens
    $895.92 - $2,050.65
    $895.92 - $2,050.65
    $895.92 - $2,050.65
    $895.92

    6ES5924-3SA11 Siemens

    SIMATIC S5, 924 CPU F.S5-150S,-150U CENTR.CONTROLL.

  • 6ES5900-7AB11 Siemens
    $0.00 - $1,240.75
    $1,240.75
    $0.00 - $1,240.75
    $1,240.75

    6ES5900-7AB11 Siemens

    SIMATIC S5, CPU 900 CENTRAL PROCESSING UNIT FOR S5-110A, WITH MEMORY, W/O INSTRUCTION MANUAL

  • 6AV4012-0AA10-0AB0 Siemens
    $0.00 - $2,447.55
    $2,447.55
    $0.00 - $2,447.55
    $2,447.55

    6AV4012-0AA10-0AB0 Siemens

    CP 528 COMMUNICATIONS PROCESSOR ANALOGIC BEDI W.OPER.AND DIAGNOSTICS FUNCTION

  • 6ES5102-8MA02 Siemens
    $680.00 - $880.00
    $680.00 - $880.00
    $680.00 - $880.00
    $680.00

    6ES5102-8MA02 Siemens

    SIMATIC S5, CPU 102 CPU FOR S5-100U PC WITH POWER SUPPLY UNIT 24V/9V DC WITHOUT INSTRUCTION MANUAL

  • 6ES5155-3UA11 Siemens
    $1,042.36 - $1,570.50
    $1,042.36 - $1,570.50
    $1,042.36 - $1,570.50
    $1,042.36

    6ES5155-3UA11 Siemens

    SIMATIC S5 155U CENTRAL CONTROLLER W.POW.SUPPLY 230/115V AC;5V 40A

  • 6ES5581-0RA12 Siemens
    $1,162.01 - $1,291.18
    $1,162.01 - $1,291.18
    $1,162.01 - $1,291.18
    $1,162.01

    6ES5581-0RA12 Siemens

    Product Overview The 6ES5581-0RA12 is the AT-slot module variant of the Siemens CP 581 family, used as a processor or controller board inside ol...

    View full details
  • 6ES5581-3LA11 Siemens
    $0.00 - $2,205.00
    $2,205.00
    $0.00 - $2,205.00
    $2,205.00

    6ES5581-3LA11 Siemens

    Product Overview The Siemens 6ES5581-3LA11 is a CP 581 mass storage module within the CP 581 rack system. It provides a 540 MB hard-disk module ...

    View full details
  • 6ES5942-7UA12 Siemens
    $0.00 - $600.00
    $600.00
    $0.00 - $600.00
    $600.00

    6ES5942-7UA12 Siemens

    Product Overview Siemens 6ES5-942-7UA12 is a CPU module for the SIMATIC S5-115U programmable logic controller platform. As part of this legacy c...

    View full details
  • 6ES5102-8MA01 Siemens
    $0.00 - $1,169.16
    $1,169.16
    $0.00 - $1,169.16
    $1,169.16

    6ES5102-8MA01 Siemens

    Product Overview The Siemens S5-100U CPU 102 (6ES5102-8MA01) is a central processing unit within the SIMATIC S5-100U programmable controller fam...

    View full details