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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.
  • 6ES7326-1BK02-0AB0 Siemens
    Original price $1,063.13 - Original price $2,730.20
    Original price
    $1,063.13 - $2,730.20
    $1,063.13 - $2,730.20
    Current price $1,063.13

    6ES7326-1BK02-0AB0 Siemens

    Simatic S7, Digital Input SM326, F-DI 24 X DC 24V, FAILSAFE Digital INPUTS FOR Simatic S7 FAILSAFE Systems with DIAGNOST. Interrupt, UP TO CATEGORY...

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  • 6RY1703-0AA01 Siemens
    Original price $0.00 - Original price $3,591.04
    Original price
    $3,591.04
    $0.00 - $3,591.04
    Current price $3,591.04

    6RY1703-0AA01 Siemens

    BRAND NEW CONDITION, GUARANTEED.

  • 6ES7331-1KF01-0AB0 Siemens
    Original price $300.03 - Original price $2,202.20
    Original price
    $300.03 - $2,202.20
    $300.03 - $2,202.20
    Current price $300.03

    6ES7331-1KF01-0AB0 Siemens

    SIMATIC S7-300, ANALOG INPUT SM 331, OPTICALLY ISOLATED, 8 AI, 13 BIT RESOLUTION, U/I/RESISTANCE/PT100, NI100, NI1000, LG-NI1000, 66 MS MODULE UPDA...

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  • 6ES7331-7KF02-0AB0 Siemens
    Original price $300.00 - Original price $2,850.00
    Original price
    $300.00 - $2,850.00
    $300.00 - $2,850.00
    Current price $300.00

    6ES7331-7KF02-0AB0 Siemens

    SIMATIC S7-300, Analog input SM 331, isolated, 8 AI, Resolution 9/12/14 bits, U/I/thermocouple/resistor, alarm, diagnostics, 1x 20-pole Removing/in...

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  • 6RY1703-0DA02 Siemens
    Original price $0.00 - Original price $8,250.00
    Original price
    $0.00 - $8,250.00
    $0.00 - $8,250.00
    Current price $8,250.00

    6RY1703-0DA02 Siemens

    BRAND NEW CONDITION, GUARANTEED.

  • 6ES7331-7NF00-0AB0 Siemens
    Original price $372.57 - Original price $974.88
    Original price
    $372.57 - $974.88
    $372.57 - $974.88
    Current price $372.57

    6ES7331-7NF00-0AB0 Siemens

    Simatic S7-300, ANALOG Input SM331, Optically ISOLATED, 8 AE; +/-5/10V, 1-5 V, +/-20mA, 0/4 TO 20mA, 16 BIT (55 MS), 1 COMMON POINT(50 V COM.), 1 X...

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  • 6ES7331-7NF10-0AB0 Siemens
    Original price $3,678.50 - Original price $4,236.75
    Original price
    $3,678.50 - $4,236.75
    $3,678.50 - $4,236.75
    Current price $3,678.50

    6ES7331-7NF10-0AB0 Siemens

    SIMATIC S7-300, Analog input SM 331, isolated, 8 AI; +/-5/10V, 1-5 V, +/-20 mA, 0/4 to 20 mA, 16 bit, Single rooting (60 V COM.), 4-channel operati...

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  • 6ES7331-7PF11-0AB0 Siemens
    Original price $400.07 - Original price $1,772.50
    Original price
    $400.07 - $1,772.50
    $400.07 - $1,772.50
    Current price $400.07

    6ES7331-7PF11-0AB0 Siemens

    Simatic S7-300, ANALOG Input SM331, Optically ISOLATATED, 8 AI THERMOCOUPLE, TYPE B, E, J, K, L, N, R, S, T TXK/TXK(L) ACCORDING GOST 16 BIT, 50 MS...

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  • 6SC6500-0UC01 Siemens
    Original price $0.00 - Original price $1,247.50
    Original price
    $1,247.50
    $0.00 - $1,247.50
    Current price $1,247.50

    6SC6500-0UC01 Siemens

    SIMODRIVE 650 I/O P.C.B

  • 6ES7332-5HF00-0AB0 Siemens
    Original price $439.01 - Original price $2,494.80
    Original price
    $439.01 - $2,494.80
    $439.01 - $2,494.80
    Current price $439.01

    6ES7332-5HF00-0AB0 Siemens

    SIMATIC S7-300, Analog output SM 332, isolated, 8 AO, U/I; diagnostics; resolution 11/12 bits, 40-pole, removing and inserting possible with active...

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  • 6SE3214-0DA40 Siemens
    Original price $887.50 - Original price $3,599.98
    Original price
    $887.50 - $3,599.98
    $887.50 - $3,599.98
    Current price $887.50

    6SE3214-0DA40 Siemens

    MICROMASTER VECTOR MMV150/3 UNFILTERED 3AC 380-500V +/-10 50/60HZ CONSTANT TORQUE: 1.5 KW OVERLOAD 150 60SEC, 200 3SEC VARIABLE TORQUE: N/A 175 X 7...

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  • 6ES7361-3CA01-0AA0 Siemens
    Original price $343.75 - Original price $412.50
    Original price
    $343.75 - $412.50
    $343.75 - $412.50
    Current price $343.75

    6ES7361-3CA01-0AA0 Siemens

    Simatic S7-300,INTERFACE Module IM361 IN EXPANSION RACK FOR CONNECTING TO Central RACK (IM360),24 V DC SUPPLY VOLTAGE, with K-BUS

  • 6ES7374-2XH01-0AA0 Siemens
    Original price $300.00 - Original price $625.00
    Original price
    $300.00 - $625.00
    $300.00 - $625.00
    Current price $300.00

    6ES7374-2XH01-0AA0 Siemens

    SIMATIC S7-300, Simulator module SM 374, for simulation of 16 inputs or 16 outputs or 8 inputs and 8 outputs 16 switches, 16 LEDs

  • 6ES7392-1AM00-0AA0 Siemens
    Original price $464.75 - Original price $505.75
    Original price
    $505.75
    $464.75 - $505.75
    Current price $505.75

    6ES7392-1AM00-0AA0 Siemens

    SIMATIC S7-300, Front connector with screw contacts, 40-pole

  • 6ES7407-0KA01-0AA0 Siemens
    Original price $384.95 - Original price $1,500.00
    Original price
    $384.95 - $1,500.00
    $384.95 - $1,500.00
    Current price $384.95

    6ES7407-0KA01-0AA0 Siemens

    SIMATIC S7-400, Power supply PS407 10A,UC 120/230V,5 V DC/10 A

  • 6ES7407-0KA02-0AA0 Siemens
    Original price $277.78 - Original price $875.00
    Original price
    $277.78 - $875.00
    $277.78 - $875.00
    Current price $277.78

    6ES7407-0KA02-0AA0 Siemens

    SIMATIC S7-400, Power supply PS407: 10 A, wide range, UC 120/230V, 5 V DC/10 A

  • 6SE6400-2FB00-6AD0 Siemens
    Original price $772.65 - Original price $858.50
    Original price
    $772.65 - $858.50
    $772.65 - $858.50
    Current price $772.65

    6SE6400-2FB00-6AD0 Siemens

    MICROMASTER 4 EMC FILTER 200V-480V 3AC 6A FOOTPRINT FSA - Class B

  • 6ES7414-2XG04-0AB0 Siemens
    Original price $517.91 - Original price $5,503.23
    Original price
    $517.91 - $5,503.23
    $517.91 - $5,503.23
    Current price $517.91

    6ES7414-2XG04-0AB0 Siemens

    SIMATIC S7-400, CPU 414-2 Central processing unit with: Work memory 512 KB, (256 KB code, 256 KB data), 1st interface MPI/DP 12 Mbit/s, 2nd interfa...

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  • 6ES7414-3XJ00-0AB0 Siemens
    Original price $0.00 - Original price $1,722.50
    Original price
    $1,722.50
    $0.00 - $1,722.50
    Current price $1,722.50

    6ES7414-3XJ00-0AB0 Siemens

    SIMATIC S7-400, CPU 414-3 Work memory 768 KB (384 KB code, 384 KB data) 1st interface MPI/DP 12 Mbit/s, 2nd interface PROFIBUS DP, 3rd interface fo...

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  • 6ES7414-5HM06-0AB0 Siemens
    Original price $0.00 - Original price $4,458.11
    Original price
    $4,458.11
    $0.00 - $4,458.11
    Current price $4,458.11

    6ES7414-5HM06-0AB0 Siemens

    SIMATIC S7-400H, CPU 414-5H, central processing unit for S7-400H and S7-400F/FH, 5 interfaces: 1x MPI/DP, 1x DP, 1x PN and 2 for sync modules, 4 MB...

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  • 6ES7416-2XK02-0AB0 Siemens
    Original price $1,935.50 - Original price $8,173.65
    Original price
    $1,935.50 - $8,173.65
    $1,935.50 - $8,173.65
    Current price $1,935.50

    6ES7416-2XK02-0AB0 Siemens

    SIMATIC S7-400, CPU 416-2 1.6 MB WORKING MEMORY (0.8 MB CODE, 0.8 MB DATA) 1. INTERFACE MPI/DP 12 MBIT/S 2. INTERFACE DP

  • 6ES7417-4HT14-0AB0 Siemens
    Original price $3,000.00 - Original price $4,271.01
    Original price
    $3,000.00 - $4,271.01
    $3,000.00 - $4,271.01
    Current price $3,000.00

    6ES7417-4HT14-0AB0 Siemens

    SIMATIC S7-400H, CPU 417H Central processing unit for S7-400H 4 interfaces: 1 MPI/DP, 1 DP and 2 for sync modules 30 MB memory (15 MB data/15 MB pr...

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  • 6SE6420-2AD23-0BA1 Siemens
    Original price $721.98 - Original price $4,028.50
    Original price
    $721.98 - $4,028.50
    $721.98 - $4,028.50
    Current price $721.98

    6SE6420-2AD23-0BA1 Siemens

    MICROMASTER 420 WITH BUILT IN CLASS A FILTER 3AC 380-480V +10/-10% 47-63HZ CONSTANT TORQUE POWER 3 KW OVERLOAD 150% FOR 60S VARIABLE TORQUE POWER 3...

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  • 6ES7422-1BL00-0AA0 Siemens
    Original price $445.50 - Original price $687.50
    Original price
    $445.50 - $687.50
    $445.50 - $687.50
    Current price $445.50

    6ES7422-1BL00-0AA0 Siemens

    SIMATIC S7-400, SM 422 DIGITAL OUTPUT MODULE, OPTIC. ISOLATED, 32 DO, 24V DC, 0.5A

  • 6SE6420-2UC21-5BA1 Siemens
    Original price $330.00 - Original price $750.00
    Original price
    $330.00 - $750.00
    $330.00 - $750.00
    Current price $330.00

    6SE6420-2UC21-5BA1 Siemens

    MICROMASTER 420 without filter 200-240 V 1/3 AC+10/-10% 47-63 Hz Constant torque 1.5 kW Overload 150% for 60s Square-law torque 1.5 kW 202x 149x 17...

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  • 6ES7633-2BF02-0AE3 Siemens
    Original price $1,249.98 - Original price $4,725.00
    Original price
    $1,249.98 - $4,725.00
    $1,249.98 - $4,725.00
    Current price $1,249.98

    6ES7633-2BF02-0AE3 Siemens

    SIMATIC C7-633 DP,Complete unit with integrated components: S7-300 CPU 315-2DP, SIMATIC OP7 and IM360, with integrated MPI/PROFIBUS DP interface

  • 6SE6420-2UD21-5AA1 Siemens
    Original price $321.70 - Original price $5,745.00
    Original price
    $321.70 - $5,745.00
    $321.70 - $5,745.00
    Current price $321.70

    6SE6420-2UD21-5AA1 Siemens

    MICROMASTER 420 UNFILTERED 3AC 380-480V +10/-10% 47-63HZ CONSTANT TORQUE POWER 1.5 KW OVERLOAD 150% FOR 60S VARIABLE TORQUE POWER 1.5 KW 173 X 73 X...

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  • 6SE6420-2UD24-0BA1 Siemens
    Original price $549.97 - Original price $1,350.00
    Original price
    $549.97 - $1,350.00
    $549.97 - $1,350.00
    Current price $549.97

    6SE6420-2UD24-0BA1 Siemens

    MICROMASTER 420 UNFILTERED 3AC 380-480V +10/-10 perc. 47-63HZ CONSTANT TORQUE POWER 4 KW OVERLOAD 150perc. FOR 60S VARIABLE TORQUE POWER 4 KW 202 X...

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  • 6SE6420-2UD25-5CA1 Siemens
    Original price $800.00 - Original price $9,342.00
    Original price
    $800.00 - $9,342.00
    $800.00 - $9,342.00
    Current price $800.00

    6SE6420-2UD25-5CA1 Siemens

    MICROMASTER 420 UNFILTERED 3AC 380-480V +10/-10% 47-63HZ CONSTANT TORQUE POWER 5.5 KW OVERLOAD 150% FOR 60S VARIABLE TORQUE POWER 5.5 KW 245 X 185 ...

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  • 6SE6430-2UD27-5CA0 Siemens
    Original price $844.00 - Original price $2,880.00
    Original price
    $844.00 - $2,880.00
    $844.00 - $2,880.00
    Current price $844.00

    6SE6430-2UD27-5CA0 Siemens

    MICROMASTER 430 WITHOUT FILTER 3AC 380-480 V +10/-10% 47-63 HZ SQUARED TORQUE POWER 7.5 KW OVERLOAD 110% 60 S, 140% 3 S 245 X 185 X 195 (H X W X D)...

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  • 6AU1425-2AD00-0AA0 Siemens
    Original price $0.00 - Original price $4,935.00
    Original price
    $4,935.00
    $0.00 - $4,935.00
    Current price $4,935.00

    6AU1425-2AD00-0AA0 Siemens

    SIMOTION Drive-based Control Unit D425-2 DP/PN; programmable motion controller; BASIC performance; interfaces: 12 DI, 16 DI/DO, 4 DRIVE-CLiQ, 2 PRO...

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  • 6AV2123-2GA03-0AX0 Siemens
    Original price $1,054.75 - Original price $3,027.60
    Original price
    $1,054.75 - $3,027.60
    $1,054.75 - $3,027.60
    Current price $1,054.75

    6AV2123-2GA03-0AX0 Siemens

    SIMATIC HMI, KTP700 BASIC DP, BASIC PANEL, KEY AND TOUCH OPERATION, 7" TFT DISPLAY, 65536 COLORS, PROFIBUS INTERFACE, CONFIGURATION FROM WINCC BASI...

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  • 6AV2123-2GB03-0AX0 Siemens
    Original price $851.08 - Original price $2,075.15
    Original price
    $851.08 - $2,075.15
    $851.08 - $2,075.15
    Current price $851.08

    6AV2123-2GB03-0AX0 Siemens

    SIMATIC HMI, KTP700 Basic, Basic Panel, Key/touch operation, 7" TFT display, 65536 colors, PROFINET interface, configurable from WinCC Basic V13/ S...

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  • 6AV2123-2MA03-0AX0 Siemens
    Original price $0.00 - Original price $1,499.98
    Original price
    $0.00 - $1,499.98
    $0.00 - $1,499.98
    Current price $1,499.98

    6AV2123-2MA03-0AX0 Siemens

    SIMATIC HMI, KTP1200 BASIC DP, BASIC PANEL, KEY AND TOUCH OPERATION, 12" TFT DISPLAY, 65536 COLORS, PROFIBUS INTERFACE, CONFIGURATION FROM WINCC BA...

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  • 6AV2123-2MB03-0AX0 Siemens
    Original price $1,750.00 - Original price $2,032.28
    Original price
    $2,032.28
    $1,750.00 - $2,032.28
    Current price $2,032.28

    6AV2123-2MB03-0AX0 Siemens

    SIMATIC HMI, KTP1200 BASIC, BASIC PANEL, KEY AND TOUCH OPERATION, 12" TFT DISPLAY, 65536 COLORS, PROFINET INTERFACE, CONFIGURATION FROM WINCC BASIC...

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  • 6AV2124-0GC01-0AX0 Siemens
    Original price $1,037.48 - Original price $3,097.80
    Original price
    $1,037.48 - $3,097.80
    $1,037.48 - $3,097.80
    Current price $1,037.48

    6AV2124-0GC01-0AX0 Siemens

    SIMATIC HMI TP700 COMFORT, COMFORT PANEL, TOUCH OPERATION, 7" WIDESCREEN-TFT-DISPLAY, 16 MIL. COLORS, PROFINET INTERFACE, MPI/PROFIBUS DP INTERFACE...

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