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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.
  • 6ES7521-1FH00-0AA0 Siemens
    Original price $371.97 - Original price $800.00
    Original price
    $371.97 - $800.00
    $371.97 - $800.00
    Current price $371.97

    6ES7521-1FH00-0AA0 Siemens

    SIMATIC S7-1500, digital input module DI 16x230 V AC BA, 16 channels in groups of 4; Input delay 20 ms; Input type 1 (IEC 61131): Front connector (...

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  • 6ES7522-1BH01-0AB0 Siemens
    Original price $343.75 - Original price $412.36
    Original price
    $343.75 - $412.36
    $343.75 - $412.36
    Current price $343.75

    6ES7522-1BH01-0AB0 Siemens

    SIMATIC S7-1500, digital output module DQ16x24 V DC/0.5 A HF; 16 channels in groups of 8; 4 A per group; Single-channel diagnostics; Substitute val...

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  • 6ES7521-1BH10-0AA0 Siemens
    Original price $343.75 - Original price $407.00
    Original price
    $343.75 - $407.00
    $343.75 - $407.00
    Current price $343.75

    6ES7521-1BH10-0AA0 Siemens

    SIMATIC S7-1500, Digital input module, DI 16x24 V DC BA, 16 channels in groups of 16, Input delay typ. 3.2 ms, Input type 3 (IEC 61131) incl. push-...

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  • 6ES7521-1BH00-0AB0 Siemens
    Original price $288.72 - Original price $357.36
    Original price
    $288.72 - $357.36
    $288.72 - $357.36
    Current price $288.72

    6ES7521-1BH00-0AB0 Siemens

    SIMATIC S7-1500, digital input module DI 16xDC 24V HF, 16 channels in groups of 16; input delay 0.05..20 ms; Input type 3 (IEC 61131); Diagnostics,...

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  • 6ES7522-1BH10-0AA0 Siemens
    Original price $300.00 - Original price $624.98
    Original price
    $300.00 - $624.98
    $300.00 - $624.98
    Current price $300.00

    6ES7522-1BH10-0AA0 Siemens

    SIMATIC S7-1500, Digital output module, DQ16x24 V DC/0.5A BA, 16 channels in groups of 8, 4 A per group incl. push-in front connector

  • 6ES5252-3AA13 Siemens
    Original price $875.00 - Original price $5,998.50
    Original price
    $875.00 - $5,998.50
    $875.00 - $5,998.50
    Current price $875.00

    6ES5252-3AA13 Siemens

    SIMATIC S5 IP 252 CLOSED-LOOP CONTROL MODULE

  • 6ES5511-5AA14 Siemens
    Original price $547.50 - Original price $1,409.00
    Original price
    $547.50 - $1,409.00
    $547.50 - $1,409.00
    Current price $547.50

    6ES5511-5AA14 Siemens

    SIMATIC S5,PG 511 INTERFACE MODULE F.PG 670/675 TO CC 130W/150 F.PG 605U/670/675 TO CC 110S

  • 6ES5241-1AA12 Siemens
    Original price $2,860.20 - Original price $3,150.00
    Original price
    $2,860.20 - $3,150.00
    $2,860.20 - $3,150.00
    Current price $2,860.20

    6ES5241-1AA12 Siemens

    SIMATIC S5 IP 241 DIGITAL POSITION DECODER BASIC MODULE, 2 CHANNELS COMPACT VERSION

  • 6ES5246-4UA31 Siemens
    Original price $2,120.33 - Original price $2,411.68
    Original price
    $2,120.33 - $2,411.68
    $2,120.33 - $2,411.68
    Current price $2,120.33

    6ES5246-4UA31 Siemens

    SIMATIC S5 IP 246 I POSITIONING MODULE F. DC DRIVES INCREMENTAL,

  • 6ES5247-4UA31 Siemens
    Original price $2,540.00 - Original price $2,879.98
    Original price
    $2,540.00 - $2,879.98
    $2,540.00 - $2,879.98
    Current price $2,540.00

    6ES5247-4UA31 Siemens

    6ES5 247-4UA31 IP247 Stepper Motor Positioning Module

  • 6ES5244-3AB31 Siemens
    Original price $2,398.00 - Original price $21,253.56
    Original price
    $2,398.00 - $21,253.56
    $2,398.00 - $21,253.56
    Current price $2,398.00

    6ES5244-3AB31 Siemens

    SIMATIC S5, IP 244B TEMPERATURE-CONTROL MODULE FOR S5-115U/135U/155U M. SELF-ADJ POSITION AND ANALOG INPUTS WITH HIGH INTERFERENCE SUPPRESSION

  • 6ES5340-3KB42 Siemens
    Original price $494.97 - Original price $2,531.26
    Original price
    $494.97 - $2,531.26
    $494.97 - $2,531.26
    Current price $494.97

    6ES5340-3KB42 Siemens

    SIMATIC S5 340 MEMORY MODULE COMPACT VERSION RAM, 64K BYTES

  • 6ES5466-3LA11 Siemens
    Original price $3,479.40 - Original price $4,271.66
    Original price
    $4,271.66
    $3,479.40 - $4,271.66
    Current price $4,271.66

    6ES5466-3LA11 Siemens

    SIMATIC S5 466 ANALOG INPUT MODULE FLOATING 8/16 INPUTS F.S5-115U/H/F/-135U/-155U/H PLC

  • 6ES5512-5BC21 Siemens
    Original price $1,942.83 - Original price $6,674.91
    Original price
    $1,942.83 - $6,674.91
    $1,942.83 - $6,674.91
    Current price $1,942.83

    6ES5512-5BC21 Siemens

    SIMATIC S5, 512 INTERF. MODULE EXPANSION BOARD AVAILABLE AS A SPARE PART ONLY!

  • 6FM1726-3CA10 Siemens
    Original price $1,499.98 - Original price $16,208.10
    Original price
    $1,499.98 - $16,208.10
    $1,499.98 - $16,208.10
    Current price $1,499.98

    6FM1726-3CA10 Siemens

    6FM1 726-3CA10 WF726C Positioning Module

  • 6ES5241-1AA11 Siemens
    Original price $0.00 - Original price $550.00
    Original price
    $550.00
    $0.00 - $550.00
    Current price $550.00

    6ES5241-1AA11 Siemens

    6ES5 241-1AA11 IP241 Module

  • 6ES5242-1AA32 Siemens
    Original price $343.75 - Original price $1,960.00
    Original price
    $343.75 - $1,960.00
    $343.75 - $1,960.00
    Current price $343.75

    6ES5242-1AA32 Siemens

    SIMATIC S5, IP 242A COUNTER MODULE FOR ACQUISITION AND PREPROCESSING OF HIGH-SPEED COUNTING PULSES, FOR S5-115U/-135U/-155U

  • 6ES5244-3AA22 Siemens
    Original price $0.00 - Original price $1,625.00
    Original price
    $1,625.00
    $0.00 - $1,625.00
    Current price $1,625.00

    6ES5244-3AA22 Siemens

    SIMATIC S5 IP 244 TEMPERATURE CONTROL MODULE SELF OPTIMIZED (START/STOP)

  • 6ES5340-3KB41 Siemens
    Original price $622.50 - Original price $2,157.59
    Original price
    $622.50 - $2,157.59
    $622.50 - $2,157.59
    Current price $622.50

    6ES5340-3KB41 Siemens

    SIMATIC S5, 340 MEMORY MODULE COMPACT VERSION RAM, 64 KBYTES

  • 6ES5511-5AA12 Siemens
    Original price $745.00 - Original price $1,326.30
    Original price
    $745.00 - $1,326.30
    $745.00 - $1,326.30
    Current price $745.00

    6ES5511-5AA12 Siemens

    SIMATIC S5,PG 511 INTERFACE MODULE F.PG 670/675 TO CC 130W/150 F.PG 605U/670/675 TO CC 110S

  • 6FM1470-4AA25 Siemens
    Original price $437.25 - Original price $3,862.25
    Original price
    $437.25 - $3,862.25
    $437.25 - $3,862.25
    Current price $437.25

    6FM1470-4AA25 Siemens

    6FM1 470-4AA25 WF470 Video Display

  • 6ES5512-5BC12 Siemens
    Original price $674.18 - Original price $737.50
    Original price
    $674.18 - $737.50
    $674.18 - $737.50
    Current price $674.18

    6ES5512-5BC12 Siemens

    SIMATIC S5, 512 INTERF. MODULE BASIC BOARD

  • 6ES5340-3KB21 Siemens
    Original price $937.50 - Original price $1,237.50
    Original price
    $937.50 - $1,237.50
    $937.50 - $1,237.50
    Current price $937.50

    6ES5340-3KB21 Siemens

    SIMATIC S5,340 MEMORY MODULE COMPACT VERSION RAM, 32K BYTES

  • 6ES5470-4UA12 Siemens
    Original price $357.47 - Original price $2,298.10
    Original price
    $357.47 - $2,298.10
    $357.47 - $2,298.10
    Current price $357.47

    6ES5470-4UA12 Siemens

    SIMATIC S5 470 ANALOGIC OUTPUT MODULE FLOATING, COMPACT VERSION U 8 OUTPUTS +-10V/0 TO 20MA

  • 6ES5470-7LC12 Siemens
    Original price $0.00 - Original price $662.50
    Original price
    $662.50
    $0.00 - $662.50
    Current price $662.50

    6ES5470-7LC12 Siemens

    SIMATIC S5 470 ANALOG OUTPUT MODULE FLOATING F. S5-115U/F PLC 8 OUTPUTS, 1 TO 5V, 4 TO 20MA

  • 6FM1707-3AA10 Siemens
    Original price $0.00 - Original price $313.50
    Original price
    $313.50
    $0.00 - $313.50
    Current price $313.50

    6FM1707-3AA10 Siemens

    6FM1 707-3AA10 WF 707 CAM Controller Module

  • 6ES5457-4UA12 Siemens
    Original price $3,491.37 - Original price $4,067.02
    Original price
    $3,491.37 - $4,067.02
    $3,491.37 - $4,067.02
    Current price $3,491.37

    6ES5457-4UA12 Siemens

    SIMATIC S5, Digital output 457 Isolated Compact design U 16 Outputs 24/48/60 V DC; 0.5 A

  • 6ES5525-3UA21 Siemens
    Original price $354.12 - Original price $1,960.00
    Original price
    $354.12 - $1,960.00
    $354.12 - $1,960.00
    Current price $354.12

    6ES5525-3UA21 Siemens

    SIMATIC S5 CP 525 COMMUNICATIONS PROCESSOR F. PLC, MINICOMPUTER, PRINTER F. PROGRAMMER W. S5-DOS

  • 6ES5470-4UB11 Siemens
    Original price $622.50 - Original price $3,277.80
    Original price
    $622.50 - $3,277.80
    $622.50 - $3,277.80
    Current price $622.50

    6ES5470-4UB11 Siemens

    SIMATIC S5,470 ANALG.OUTP.MOD. FLOATING COMPACT VERSION U 8 OUTPUTS +-10V

  • 6ES5318-8MB13 Siemens
    Original price $346.47 - Original price $2,637.80
    Original price
    $346.47 - $2,637.80
    $346.47 - $2,637.80
    Current price $346.47

    6ES5318-8MB13 Siemens

    SIMATIC S5, IM318-B INTERFACE SLAVE INTERFACE, FOR ET200U TO PROFIBUS-DP

  • 6ES5470-4UC12 Siemens
    Original price $519.75 - Original price $2,498.28
    Original price
    $519.75 - $2,498.28
    $519.75 - $2,498.28
    Current price $519.75

    6ES5470-4UC12 Siemens

    SIMATIC S5 470 ANALOG OUTPUT MODULE FLOATING, COMPACT VERSION U 8 OUTPUTS +1 TO 5V, +4 TO 20MA

  • 6ES5463-4UA12 Siemens
    Original price $0.00 - Original price $357.47
    Original price
    $357.47
    $0.00 - $357.47
    Current price $357.47

    6ES5463-4UA12 Siemens

    SIMATIC S5 463 ANALOG INPUT MODULE FLOATING, COMPACT VERSION U 4 INP. 1/10V/20MA/4 TO 20MA F. 50HZ POWER SYSTEMS

  • 6ES5470-7LB12 Siemens
    Original price $521.18 - Original price $1,747.50
    Original price
    $521.18 - $1,747.50
    $521.18 - $1,747.50
    Current price $521.18

    6ES5470-7LB12 Siemens

    SIMATIC S5 470 ANALOG OUTPUT MODULE FLOATING, F. S5-115U/F PLC 8 OUTPUTS, +- 10V

  • 6ES5460-7LA12 Siemens
    Original price $745.00 - Original price $2,737.80
    Original price
    $745.00 - $2,737.80
    $745.00 - $2,737.80
    Current price $745.00

    6ES5460-7LA12 Siemens

    SIMATIC S5 460 ANALOG INPUT MODULE FLOATING, MEASURING RANGE MODULE REQUIRED 8 INPUTS FOR S5-115U/F

  • 6ES5244-3AA13 Siemens
    Original price $0.00 - Original price $1,875.00
    Original price
    $1,875.00
    $0.00 - $1,875.00
    Current price $1,875.00

    6ES5244-3AA13 Siemens

    SIMATIC S5, IP 244 TEMP.CONTROL MODULE.

  • 6ES5460-4UA12 Siemens
    Original price $308.99 - Original price $622.50
    Original price
    $308.99 - $622.50
    $308.99 - $622.50
    Current price $308.99

    6ES5460-4UA12 Siemens

    SIMATIC S5 460 ANALOG INPUT MODULE FLOATING MEASURING RANGE MODULE REQUIRED 8 INPUTS

  • 6ES5314-3UR11 Siemens
    Original price $956.25 - Original price $972.50
    Original price
    $972.50
    $956.25 - $972.50
    Current price $972.50

    6ES5314-3UR11 Siemens

    SIMATIC S5, Connection IM 314R (In expansion unit) for decentral connection up to 600m from ED to CD for AG S5-155H, -115H

  • 6ES5465-7LA13 Siemens
    Original price $622.50 - Original price $2,737.80
    Original price
    $622.50 - $2,737.80
    $622.50 - $2,737.80
    Current price $622.50

    6ES5465-7LA13 Siemens

    SIMATIC S5, Analog input 465-7 non-isolated 16 inputs Measuring range modules for S5-115U

  • 6ES5301-3AB13 Siemens
    Original price $300.00 - Original price $376.64
    Original price
    $300.00 - $376.64
    $300.00 - $376.64
    Current price $300.00

    6ES5301-3AB13 Siemens

    SIMATIC S5, Connection IM 301 (in main unit) for decentral connection up to 200M from ED to or EKL 484 to CD for central connection Compact design ...

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  • 6ES5470-4UA13 Siemens
    Original price $750.00 - Original price $1,222.50
    Original price
    $750.00 - $1,222.50
    $750.00 - $1,222.50
    Current price $750.00

    6ES5470-4UA13 Siemens

    Simatic S5 470 ANALOG OUTPUT Module FLOATING, COMPACT Version U 8 OUTPUTS +-10V/0 TO 20mA

  • 6ES5460-4UA13 Siemens
    Original price $285.29 - Original price $892.58
    Original price
    $285.29 - $892.58
    $285.29 - $892.58
    Current price $285.29

    6ES5460-4UA13 Siemens

    SIMATIC S5, Analog input 460 Isolated Measuring range modules 8 inputs Compact design U

  • 6ES5456-4UA12 Siemens
    Original price $364.29 - Original price $897.50
    Original price
    $364.29 - $897.50
    $364.29 - $897.50
    Current price $364.29

    6ES5456-4UA12 Siemens

    SIMATIC S5, Digital output 456 Isolated Compact design U 16 Outputs 115/230 V AC; 2A

  • 6ES5458-7LA11 Siemens
    Original price $1,053.25 - Original price $1,750.00
    Original price
    $1,053.25 - $1,750.00
    $1,053.25 - $1,750.00
    Current price $1,053.25

    6ES5458-7LA11 Siemens

    SIMATIC S5 458 DIGITAL OUTPUT MODULE FLOATING, F. S5-115U/F PLC 16 RELAY CONTACT OUTPUTS 30V AC/DC; 0.5 A

  • 6ES5470-8MA12 Siemens
    Original price $1,210.00 - Original price $4,918.10
    Original price
    $1,210.00 - $4,918.10
    $1,210.00 - $4,918.10
    Current price $1,210.00

    6ES5470-8MA12 Siemens

    Simatic S5 470 ANALOG OUTPUT Module FLOATING F. S5-90U/-95U/-100U, ET 100U, ET 200U, 2 OUTPUTS +-10V

  • 6ES5444-3AA11 Siemens
    Original price $300.96 - Original price $2,045.75
    Original price
    $300.96 - $2,045.75
    $300.96 - $2,045.75
    Current price $300.96

    6ES5444-3AA11 Siemens

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

  • 6ES5434-4UA11 Siemens
    Original price $0.00 - Original price $1,960.00
    Original price
    $1,960.00
    $0.00 - $1,960.00
    Current price $1,960.00

    6ES5434-4UA11 Siemens

    SIMATIC S5,434 DIGIT.INP.MODULE FLOATING 32 INPUTS 5V/15V DC COMPACT VERSION U

  • 6ES5456-4UB12 Siemens
    Original price $897.75 - Original price $1,583.63
    Original price
    $897.75 - $1,583.63
    $897.75 - $1,583.63
    Current price $897.75

    6ES5456-4UB12 Siemens

    SIMATIC S5 456 DIGITAL OUTPUT MODULE FLOATING, COMPACT VERSION U 8 OUTPUTS, 115/240V AC; 2A

  • 6ES5267-8MA11 Siemens
    Original price $604.83 - Original price $787.50
    Original price
    $787.50
    $604.83 - $787.50
    Current price $787.50

    6ES5267-8MA11 Siemens

    SIMATIC S5, Positioning mode IP267 STEP MOTOR CONTROL for S5-90U-95U-100U, ET 200U