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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.
  • 6ES5756-0AA11 Siemens
    $324.47 - $638.63
    $324.47 - $638.63
    $324.47 - $638.63
    $324.47

    6ES5756-0AA11 Siemens

    SIMATIC S5, JUMPERING MODULE FOR PC S5-150U

  • 6ES5241-1AD11 Siemens
    $1,587.50 - $4,095.39
    $1,587.50 - $4,095.39
    $1,587.50 - $4,095.39
    $1,587.50

    6ES5241-1AD11 Siemens

    SIMATIC S5 IP 241 DIGITAL POSITION DECODER ENCODER MATCH.MOD.(1 CHANNEL) DIGITAL, BINARY/BCD CODE

  • 6ES5252-5BC11 Siemens
    $0.00 - $994.75
    $0.00 - $994.75
    $0.00 - $994.75
    $994.75

    6ES5252-5BC11 Siemens

    IP 252MC SYNCHRONIZING MODULE COUNTER MODULE FOR CONNECTING 2 INCREMENTAL SENSORS

  • 6ES5252-5AA11 Siemens
    $2,998.00 - $3,732.17
    $2,998.00 - $3,732.17
    $2,998.00 - $3,732.17
    $2,998.00

    6ES5252-5AA11 Siemens

    IP 252MC SYNCHRONIZING MODULE BASIC MODULE, W/O I/O MODULES IP 252-MC

  • 6ES5252-5BA11 Siemens
    $1,847.50 - $3,591.00
    $1,847.50 - $3,591.00
    $1,847.50 - $3,591.00
    $1,847.50

    6ES5252-5BA11 Siemens

    IP 252MC SYNCHRONIZING MODULE DIGITAL I/O MODULE

  • 6ES5252-5BB11 Siemens
    $2,598.16 - $3,591.00
    $2,598.16 - $3,591.00
    $2,598.16 - $3,591.00
    $2,598.16

    6ES5252-5BB11 Siemens

    IP 252MC SYNCHRONIZING MODULE ANALOG OUTPUT MODULE

  • 6ES5256-3AA11 Siemens
    $0.00 - $2,437.75
    $2,437.75
    $0.00 - $2,437.75
    $2,437.75

    6ES5256-3AA11 Siemens

    6ES5 256-3AA11 VISRAM 256 VIDEO MODULE.

  • 6ES5256-3AA21 Siemens
    $0.00 - $4,964.00
    $4,964.00
    $0.00 - $4,964.00
    $4,964.00

    6ES5256-3AA21 Siemens

    VISRAM 256 Video Module

  • 6ES5256-3AB11 Siemens
    $0.00 - $2,637.80
    $2,637.80
    $0.00 - $2,637.80
    $2,637.80

    6ES5256-3AB11 Siemens

    VISRAM 256 Video Module

  • 6ES5241-3DA11 Siemens
    $0.00 - $1,624.98
    $1,624.98
    $0.00 - $1,624.98
    $1,624.98

    6ES5241-3DA11 Siemens

    SIMATIC S5 IP 241 USW ULTRASONIC POSITION DECODER MODULE

  • 6ES5241-3DA12 Siemens
    $0.00 - $3,110.40
    $3,110.40
    $0.00 - $3,110.40
    $3,110.40

    6ES5241-3DA12 Siemens

    SIMATIC S5 IP 241 USW ULTRASONIC POSITION DECODER MODULE

  • 6ES5242-1AU11 Siemens
    $0.00 - $893.15
    $893.15
    $0.00 - $893.15
    $893.15

    6ES5242-1AU11 Siemens

    SIMATIC S5, Converter 24V/5V for IP 242A/B

  • 6ES5243-1AA11 Siemens
    $0.00 - $329.97
    $329.97
    $0.00 - $329.97
    $329.97

    6ES5243-1AA11 Siemens

    SIMATIC S5 IP 243 ANALOG MODULE FULL CONFIGURATION

  • 6ES5245-1AB12 Siemens
    $0.00 - $2,907.00
    $2,907.00
    $0.00 - $2,907.00
    $2,907.00

    6ES5245-1AB12 Siemens

    SIMATIC S5 IP 245 VALVE CONTROL MODULE F. SERVO VALVES

  • 6ES5243-1AA12 Siemens
    $1,600.00 - $5,250.00
    $1,600.00 - $5,250.00
    $1,600.00 - $5,250.00
    $1,600.00

    6ES5243-1AA12 Siemens

    SIMATIC S5 IP 243 ANALOG MODULE FULL CONFIGURATION

  • 6ES5243-1AB11 Siemens
    $300.00 - $4,384.30
    $300.00 - $4,384.30
    $300.00 - $4,384.30
    $300.00

    6ES5243-1AB11 Siemens

    SIMATIC S5,IP 243 ANALOG MODULE W/O DIGITAL/ANALOG CONVERTER

  • 6ES5243-1AB12 Siemens
    $0.00 - $4,287.50
    $4,287.50
    $0.00 - $4,287.50
    $4,287.50

    6ES5243-1AB12 Siemens

    SIMATIC S5,IP 243 ANALOG MODULE W/O DIGITAL/ANALOG CONVERTER

  • 6ES5243-1AC11 Siemens
    $3,042.00 - $4,374.95
    $3,042.00 - $4,374.95
    $3,042.00 - $4,374.95
    $3,042.00

    6ES5243-1AC11 Siemens

    SIMATIC S5 IP 243 ANALOG MODULE W/O ANALOG/DIGITAL CONVERTER

  • 6ES5244-3AA11 Siemens
    $0.00 - $4,761.90
    $4,761.90
    $0.00 - $4,761.90
    $4,761.90

    6ES5244-3AA11 Siemens

    SIMATIC S5 IP 244 Temperature Control Module, Analog Input/Output Module for S5-135U/-155U/H PLC

  • 6ES5262-8MA13 Siemens
    $0.00 - $2,997.00
    $2,997.00
    $0.00 - $2,997.00
    $2,997.00

    6ES5262-8MA13 Siemens

    SIMATIC S5, Control mode IP 262 3 continuous controller for S5-90U/95U/100U with SELF-ADJ Position and analog inputs with high interference suppres...

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  • 6ES5340-5AB31 Siemens
    $0.00 - $3,290.99
    $0.00 - $3,290.99
    $0.00 - $3,290.99
    $3,290.99

    6ES5340-5AB31 Siemens

    SIMATIC S5, 340 MEMORY MODULE "A" VERSION RAM, 48K BYTES

  • 6ES5374-0AB11 Siemens
    $0.00 - $775.00
    $775.00
    $0.00 - $775.00
    $775.00

    6ES5374-0AB11 Siemens

    SIMATIC S5, MEMORY CARD, SHORT TYPE, FLASH-EPROM, 128 KO (8 BIT) AVALABLE AS A SPARE PART ONLY! DRIVE CONTROLLER WITH SELF-ADJUSTMENT

  • 6ES5375-8LA11 Siemens
    $0.00 - $481.25
    $481.25
    $0.00 - $481.25
    $481.25

    6ES5375-8LA11 Siemens

    SIMATIC S5 375 MEMORY SUBMODULE EPROM, 8 KBYTES

  • 6ES5382-0AB32 Siemens
    $0.00 - $1,876.88
    $0.00 - $1,876.88
    $0.00 - $1,876.88
    $1,876.88

    6ES5382-0AB32 Siemens

    SIMATIC S5,ADAPTER BLOCK TYPE 2 F. 381 TIMER/COUNTER MODULE W. THUMBWHEEL SWITCH W. 7-SEGMENT DIGITAL DISPLAY

  • 6ES5405-7AB11 Siemens
    $2,327.60 - $2,442.65
    $2,442.65
    $2,327.60 - $2,442.65
    $2,442.65

    6ES5405-7AB11 Siemens

    SIMATIC S5, DIGITAL INPUT MODULE 405 GALVANICALLY ISOLATED 8 INPUTS 115 V AC

  • 6ES5262-8MB13 Siemens
    $0.00 - $5,775.00
    $5,775.00
    $0.00 - $5,775.00
    $5,775.00

    6ES5262-8MB13 Siemens

    SIMATIC S5, Control mode IP 262 4 pulse and step controller for S5-90U/95U/100U with SELF-ADJ Position and analog inputs with high interference sup...

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  • 6ES5281-4UA12 Siemens
    $1,579.35 - $4,578.00
    $1,579.35 - $4,578.00
    $1,579.35 - $4,578.00
    $1,579.35

    6ES5281-4UA12 Siemens

    SIMATIC S5, IP 281 Counter module für S5-115U/H, S5-135U/-155U/H, Encoder supply 24V on board UL-/CSA-listed

  • 6ES5281-4UB12 Siemens
    $0.00 - $1,875.00
    $1,875.00
    $0.00 - $1,875.00
    $1,875.00

    6ES5281-4UB12 Siemens

    SIMATIC S5, Plug module for Counter module IP 281 UL-/CSA-listed

  • 6ES5288-4UA11 Siemens
    Sold out
    $0.00 - $0.00
    $0.00
    $0.00 - $0.00
    $0.00

    6ES5288-4UA11 Siemens

    SIMATIC S5 IP 288 POSITION DECODER MODULE FOR RAPID-TRAVERSE/CREEP-SPEED DRIVES, ELECTRONIC CAM CONTROL. 3 CHANNELS, INCREMENTAL AND ABSOLUTE POSIT...

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  • 6ES5300-5LB11 Siemens
    $0.00 - $2,800.00
    $2,800.00
    $0.00 - $2,800.00
    $2,800.00

    6ES5300-5LB11 Siemens

    SIMATIC S5 IM300 EU INTERFACE MODULE F.CENTRALIZED CONFIGURATION F.CONNECT.3 115U EXP.UNITS TO S5-130K/-130W(B)/-135U/-150K/ -150S, -150U, -155U

  • 6ES5301-5AA13 Siemens
    Sold out
    $0.00 - $0.00
    $0.00
    $0.00 - $0.00
    $0.00

    6ES5301-5AA13 Siemens

    SIMATIC S5, 301 EU INTERF.MOD. F. DISTRIBUT.CONFIG. UP TO 200M F. CONNECTING EXPANSION UNITS OR 484 ELECTRONIC TERMINATOR TO A CENTRAL CONTROLLER F...

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  • 6ES5305-7LB11 Siemens
    $2,640.24 - $2,666.92
    $2,640.24 - $2,666.92
    $2,640.24 - $2,666.92
    $2,640.24

    6ES5305-7LB11 Siemens

    SIMATIC S5, Connection IM 305 for S5-115U 2 modules for central connection from 1 extension device to 1 central unit incl. plug-in cable

  • 6ES5330-7AB11 Siemens
    Sold out
    $0.00 - $0.00
    $0.00
    $0.00 - $0.00
    $0.00

    6ES5330-7AB11 Siemens

    S5-110 Test Module

  • 6ES5450-8MB11 Siemens
    $316.25 - $379.50
    $316.25 - $379.50
    $316.25 - $379.50
    $316.25

    6ES5450-8MB11 Siemens

    SIMATIC S5, Digital output 450 Isolated for S5-90U/-95U/-100U, ET 100U, ET 200U 4 Outputs 24/60 V DC; 0.5 A

  • 6ES5444-3AE11 Siemens
    $0.00 - $712.50
    $712.50
    $0.00 - $712.50
    $712.50

    6ES5444-3AE11 Siemens

    Digital Output Module

  • 6ES5444-5AA11 Siemens
    $0.00 - $1,222.50
    $1,222.50
    $0.00 - $1,222.50
    $1,222.50

    6ES5444-5AA11 Siemens

    SIMATIC S5, 444 DIGITAL OUTPUT NON-ISOLATED 16 OUTPUTS, 24V DC/2A RUGGED VERSION

  • 6ES5450-3AA11 Siemens
    $1,411.43 - $5,314.50
    $1,411.43 - $5,314.50
    $1,411.43 - $5,314.50
    $1,411.43

    6ES5450-3AA11 Siemens

    SIMATIC S5, 450 DIGITAL OUTPUT GALVANICALLY ISOLATED COMPACT VERSION K 32 OUTPUTS 24V DC/0.12A

  • 6ES5450-6AA12 Siemens
    $2,395.80 - $4,959.00
    $2,395.80 - $4,959.00
    $2,395.80 - $4,959.00
    $2,395.80

    6ES5450-6AA12 Siemens

    SIMATIC S5, 450 DIGITAL OUTPUT GALVANICALLY ISOLATED 32 OUTPUTS 24V DC/0.12A RUGGED VERSION

  • 6ES5450-8FA12 Siemens
    $492.25 - $3,474.00
    $492.25 - $3,474.00
    $492.25 - $3,474.00
    $492.25

    6ES5450-8FA12 Siemens

    SIMATIC S5, Digital output 450 for fail-safe, Isolated for S5-95F, WITH TWO-CHANNEL 1-pin connection, 4DA; 24 V DC; 2A, Short test period

  • 6ES5451-2BA11 Siemens
    $1,263.48 - $1,960.00
    $1,263.48 - $1,960.00
    $1,263.48 - $1,960.00
    $1,263.48

    6ES5451-2BA11 Siemens

    SIMATIC S5 16DA ELECTRONICS MODULE (ET 200B), 16 OUTPUTS 24 V DC FOR TB1/DC TERMINAL BLOCK

  • 6ES5451-2CA11 Siemens
    $0.00 - $549.86
    $549.86
    $0.00 - $549.86
    $549.86

    6ES5451-2CA11 Siemens

    SIMATIC S5, ET 200C DISTRIBUTED I/O STATION, DEGREE OF PROTECTION IP65, WITH SINEC L2-DP INTERFACE, 8 OUTPUTS 24 DC; 0.5A

  • 6ES5451-3AA11 Siemens
    $997.50 - $1,162.50
    $1,162.50
    $997.50 - $1,162.50
    $1,162.50

    6ES5451-3AA11 Siemens

    SIMATIC S5, 451 DIGITAL OUTPUT GALVANICALLY ISOLATED 16 OUTPUTS 24V DC/0.5A COMPACT VERSION K

  • 6ES5451-5AA13 Siemens
    $1,400.00 - $2,223.69
    $2,223.69
    $1,400.00 - $2,223.69
    $2,223.69

    6ES5451-5AA13 Siemens

    SIMATIC S5, 451 DIGITAL OUTPUT GALVANICALLY ISOLATED 16 OUTPUTS 24V DC/0.5A RUGGED VERSION

  • 6ES5453-6AC11 Siemens
    $0.00 - $4,901.10
    $0.00 - $4,901.10
    $0.00 - $4,901.10
    $4,901.10

    6ES5453-6AC11 Siemens

    SIMATIC S5,453 DIGIT.OUTP.MOD. FLOATING "A" VERSION 8 OUTPUTS DC 24V, 2A

  • 6ES5454-7LB11 Siemens
    $1,353.20 - $1,503.58
    $1,353.20 - $1,503.58
    $1,353.20 - $1,503.58
    $1,353.20

    6ES5454-7LB11 Siemens

    SIMATIC S5, Digital output 454 Isolated for S5-115U/F 8 outputs 24 V DC, 2A

  • 6ES5455-4UA11 Siemens
    $0.00 - $550.00
    $0.00 - $550.00
    $0.00 - $550.00
    $550.00

    6ES5455-4UA11 Siemens

    SIMATIC S5,455 DIGIT.OUTP.MOD. FLOATING 16 OUTPUTS, AC 24/48/60V, 2A COMPACT VERSION U

  • 6ES5437-8EA12 Siemens
    $354.75 - $508.75
    $354.75 - $508.75
    $354.75 - $508.75
    $354.75

    6ES5437-8EA12 Siemens

    SIMATIC S5, EX-DIGITAL INPUT 437 for S5-95U-100U, ET 100U-200U, 4 inputs, 9 V DC

  • 6ES5436-7LB11 Siemens
    $0.00 - $910.00
    $910.00
    $0.00 - $910.00
    $910.00

    6ES5436-7LB11 Siemens

    Simatic S5, 436 Digital Input MODULE, FLOATING,F. S5-115U PLC 16 INPUTS 230V AC/DC, IN GROUPS OF 8