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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.
  • A5E01099568 Siemens
    Sold out
    Original price $0.00 - Original price $0.00
    Original price
    $0.00
    $0.00 - $0.00
    Current price $0.00

    A5E01099568 Siemens

    MAINBOARD D2156-S2 CHIP SET I945G; GBIT LAN, GRAPHIC, AUDIO, RAID FOR RACK PC 547B

  • 7MH4710-1BA Siemens
    Original price $0.00 - Original price $288.61
    Original price
    $288.61
    $0.00 - $288.61
    Current price $288.61

    7MH4710-1BA Siemens

    JUNCTION BOX SIWAREX JB DIE-CAST ALUMINIUM QUALITY TO CONNECT IN PARALLEL UP TO 4 LOAD CELLS IN 4-WIRE OR 6-WIRE System DEGREE OF PROTECTION: IP 66...

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  • 6NH7701-4BN Siemens
    Original price $0.00 - Original price $1,395.00
    Original price
    $0.00 - $1,395.00
    $0.00 - $1,395.00
    Current price $1,395.00

    6NH7701-4BN Siemens

    SINAUT ST7, CONNECTING CABLE with SINGLE-SIDED OPEN END FOR CONNECTING A TIM TO A THIRD-PARTY Modem OR RADIO DEVICE VIA THE RS232 Interface; CABLE ...

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  • 6NH7701-4AL Siemens
    Original price $0.00 - Original price $525.25
    Original price
    $0.00 - $525.25
    $0.00 - $525.25
    Current price $525.25

    6NH7701-4AL Siemens

    SINAUT ST7, CONNECTING CABLE FOR CONNECTING A TIM TO ONE OF THE SINAUT ST7 ModemS MD2, MD3 OR MD4 VIA THE RS232-INTERFACE; ALSO SUITABLE FOR CONNEC...

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  • 3SE7910-3AH Siemens
    Sold out
    Original price $0.00 - Original price $0.00
    Original price
    $0.00
    $0.00 - $0.00
    Current price $0.00

    3SE7910-3AH Siemens

    Steel rope 4 mm, Length 50 m with red plastic sheath

  • 3RA6813-8AC Siemens
    Original price $0.00 - Original price $706.25
    Original price
    $706.25
    $0.00 - $706.25
    Current price $706.25

    3RA6813-8AC Siemens

    Infeed left Connection main circuit: input: Screw, Outgoing feeder: Spring 3 slots for compact load feeders Connection terminal maximum 50 mm2 / 70...

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  • 3RA6813-8AB Siemens
    Original price $0.00 - Original price $949.98
    Original price
    $949.98
    $0.00 - $949.98
    Current price $949.98

    3RA6813-8AB Siemens

    Infeed left Connection main circuit: screw terminal 3 slots for compact load feeders Connection terminal maximum 50 mm2 / 70 mm2

  • 8WD4420-0EA Siemens
    Original price $297.00 - Original price $431.86
    Original price
    $431.86
    $297.00 - $431.86
    Current price $431.86

    8WD4420-0EA Siemens

    siren element, alternating tone black, 24 V AC/DC, 95 - 105 dB, IP65, Diameter 70 mm

  • A5E00469483 Siemens
    Original price $0.00 - Original price $544.50
    Original price
    $0.00 - $544.50
    $0.00 - $544.50
    Current price $544.50

    A5E00469483 Siemens

    MicroMaster Drive Keypad Terminal

  • 6EV3055-0DC Siemens
    Original price $0.00 - Original price $2,545.52
    Original price
    $2,545.52
    $0.00 - $2,545.52
    Current price $2,545.52

    6EV3055-0DC Siemens

    SINUMERIK 810 POWER SUPPLY 24 V DC/5 V, 15 A

  • 6DD1688-0AE0 Siemens
    Original price $1,203.08 - Original price $1,336.75
    Original price
    $1,203.08 - $1,336.75
    $1,203.08 - $1,336.75
    Current price $1,203.08

    6DD1688-0AE0 Siemens

    SIMADYN D COMMUNICATION SUBMODULE SS5 FOR CS7 MASTER INTERFACE FOR BUS SYSTEM SINEC L2 FMS

  • 6DD1641-0AC0 Siemens
    Original price $883.75 - Original price $2,364.40
    Original price
    $883.75 - $2,364.40
    $883.75 - $2,364.40
    Current price $883.75

    6DD1641-0AC0 Siemens

    SIMADYN D BINARY INPUT/OUTPUT MODULE EB11 32BI,32BO

  • 3KL6130-1AB0 Siemens
    Original price $2,325.05 - Original price $11,580.00
    Original price
    $2,325.05 - $11,580.00
    $2,325.05 - $11,580.00
    Current price $2,325.05

    3KL6130-1AB0 Siemens

    Switch disconnector with fuse I=630 A, U=690 V, 3-pole Basic version, without drive with shaft stub with lyra contacts

  • 6DD1688-0AD0 Siemens
    Original price $632.50 - Original price $2,376.33
    Original price
    $632.50 - $2,376.33
    $632.50 - $2,376.33
    Current price $632.50

    6DD1688-0AD0 Siemens

    SIMADYN D COMMUNICATION SUBMODULE SS4 FOR CS7 , SIMADYN D PROTOCOLL DUST 1,2,3,7

  • 6DD1611-0AG0 Siemens
    Original price $0.00 - Original price $503.75
    Original price
    $503.75
    $0.00 - $503.75
    Current price $503.75

    6DD1611-0AG0 Siemens

    SIMADYN D MAILBOX MM4 , 32BIT L- AND C-BUS , EACH 2MB RAM SYSTEM ERROR SIGNAL OUTPUT

  • 6DD1640-0AD0 Siemens
    Original price $4,414.05 - Original price $7,297.50
    Original price
    $4,414.05 - $7,297.50
    $4,414.05 - $7,297.50
    Current price $4,414.05

    6DD1640-0AD0 Siemens

    SIMADYN D MIXED INPUT/OUTPUT MODULE EM11T GENERATOR/TURBINE CONTROL

  • 3TC5217-0AF4 Siemens
    Original price $0.00 - Original price $550.00
    Original price
    $550.00
    $0.00 - $550.00
    Current price $550.00

    3TC5217-0AF4 Siemens

    Contactor, Size 8, 2-pole, DC-3 and 5, 220 A Auxiliary switch 22 (2 NO + 2 NC) 110V DC DC operation

  • 3TY7693-0CM7 Siemens
    Sold out
    Original price $0.00 - Original price $0.00
    Original price
    $0.00
    $0.00 - $0.00
    Current price $0.00

    3TY7693-0CM7 Siemens

    Magnet coil for contactor 3TF6944-.C.., 200...240 V AC 50/60 Hz

  • 3TC5217-0BP0 Siemens
    Original price $0.00 - Original price $5,094.00
    Original price
    $0.00 - $5,094.00
    $0.00 - $5,094.00
    Current price $5,094.00

    3TC5217-0BP0 Siemens

    Contactor, Size 8, 2-pole, DC-3 and 5, 220 A Auxiliary switch 22 (2 NO + 2 NC) 230V AC 50Hz, 277 V 60 Hz AC operation AC operation

  • 6DD1610-0AH4 Siemens
    Sold out
    Original price $0.00 - Original price $0.00
    Original price
    $0.00
    $0.00 - $0.00
    Current price $0.00

    6DD1610-0AH4 Siemens

    SIMATIC TDC MC500 memory module 4 MB Flash-EPROM, 8 KB EEPROM

  • 6DD1610-0AG1 Siemens
    Original price $309.38 - Original price $395.45
    Original price
    $395.45
    $309.38 - $395.45
    Current price $395.45

    6DD1610-0AG1 Siemens

    SIMADYN D MEMORY SUBMODULE MS41 16 BIT, 512KB EPROM,2KB EEPROM

  • 6DD1670-0AF0 Siemens
    Original price $0.00 - Original price $3,762.50
    Original price
    $3,762.50
    $0.00 - $3,762.50
    Current price $3,762.50

    6DD1670-0AF0 Siemens

    SIMADYN D OPERATOR PANEL 0P1

  • 6DD1610-0AH3 Siemens
    Original price $0.00 - Original price $2,611.40
    Original price
    $0.00 - $2,611.40
    $0.00 - $2,611.40
    Current price $2,611.40

    6DD1610-0AH3 Siemens

    SIMATIC TDC MC521 memory module 2 MB Flash-EPROM, 8 KB EEPROM

  • 3TC4817-0AG4 Siemens
    Original price $0.00 - Original price $3,166.20
    Original price
    $3,166.20
    $0.00 - $3,166.20
    Current price $3,166.20

    3TC4817-0AG4 Siemens

    Contactor, Size 4, 2-pole, DC-3 and 5, 75 A Auxiliary switch 22 (2 NO + 2 NC) 125V DC DC operation

  • 3TC4817-0AB4 Siemens
    Sold out
    Original price $0.00 - Original price $0.00
    Original price
    $0.00
    $0.00 - $0.00
    Current price $0.00

    3TC4817-0AB4 Siemens

    Contactor, Size 4, 2-pole, DC-3 and 5, 75 A Auxiliary switch 22 (2 NO + 2 NC) 24 V DC DC operation

  • 6DD1681-0AF4 Siemens
    Original price $0.00 - Original price $3,415.50
    Original price
    $0.00 - $3,415.50
    $0.00 - $3,415.50
    Current price $3,415.50

    6DD1681-0AF4 Siemens

    SIMADYN D Binary input SB60 8 BI, 115 DC/AC LED indicators Electrical isolation

  • 6DD1681-0EB3 Siemens
    Original price $1,433.60 - Original price $3,671.50
    Original price
    $1,433.60 - $3,671.50
    $1,433.60 - $3,671.50
    Current price $1,433.60

    6DD1681-0EB3 Siemens

    SIMATIC TDC, Binary input SB61 Isolated 24/48 V, 8 BI 24 or 48 V DC, LED display Electrical isolation

  • 3TC4817-0BC1 Siemens
    Sold out
    Original price $0.00 - Original price $0.00
    Original price
    $0.00
    $0.00 - $0.00
    Current price $0.00

    3TC4817-0BC1 Siemens

    Contactor size 4, 2-pole DC-3 and 5, 75 A Auxiliary switch 22 (2 NO + 2 NC) Alternating current operation 24 V AC 60 Hz/20 V AC 50 Hz

  • 6DD1681-0FG0 Siemens
    Original price $0.00 - Original price $302.50
    Original price
    $302.50
    $0.00 - $302.50
    Current price $302.50

    6DD1681-0FG0 Siemens

    SIMADYN D CONVERTER SU10 26-POLE 26 SCREW-PLUGIN-TERMINALS 26-POLE PLUG

  • 6DD1681-0EA1 Siemens
    Original price $0.00 - Original price $427.76
    Original price
    $427.76
    $0.00 - $427.76
    Current price $427.76

    6DD1681-0EA1 Siemens

    SIMADYN D CONVERTER SU11 20-POLE 20 SCREW-PLUGIN-TERMINALS 20-POLEPLUG

  • 3TY7683-0CQ7 Siemens
    Sold out
    Original price $0.00 - Original price $0.00
    Original price
    $0.00
    $0.00 - $0.00
    Current price $0.00

    3TY7683-0CQ7 Siemens

    Magnet coil with switch-on electronics for contactor 3TF6844-.C.., 380...460 V AC 50/60 Hz

  • 3TY7683-0CF7 Siemens
    Original price $0.00 - Original price $3,391.51
    Original price
    $3,391.51
    $0.00 - $3,391.51
    Current price $3,391.51

    3TY7683-0CF7 Siemens

    Magnet coil with switch-on electronics for contactor 3TF6844-.C.., 110...132 V AC 50/60 Hz

  • 6DD1681-0DH1 Siemens
    Original price $0.00 - Original price $1,386.00
    Original price
    $1,386.00
    $0.00 - $1,386.00
    Current price $1,386.00

    6DD1681-0DH1 Siemens

    SIMATIC TDC, Binary output SB71 8 BO, 24 or 48 V DC LED indicators Electrical isolation

  • 6DD1681-0AH2 Siemens
    Original price $747.23 - Original price $1,237.50
    Original price
    $1,237.50
    $747.23 - $1,237.50
    Current price $1,237.50

    6DD1681-0AH2 Siemens

    SIMADYN D INTERFACE MODULE SA10 8AI/AO, +-10V

  • 6DD1684-0GC0 Siemens
    Original price $0.00 - Original price $2,812.00
    Original price
    $2,812.00
    $0.00 - $2,812.00
    Current price $2,812.00

    6DD1684-0GC0 Siemens

    SIMATIC TDC Round cable SC62, 50-pole shielded, length 2m

  • 6DD1684-0GD0 Siemens
    Original price $0.00 - Original price $1,618.50
    Original price
    $0.00 - $1,618.50
    $0.00 - $1,618.50
    Current price $1,618.50

    6DD1684-0GD0 Siemens

    SIMATIC TDC Round cable SC63 50-pole shielded, length 2m

  • 6DD1681-0GK0 Siemens
    Original price $0.00 - Original price $300.00
    Original price
    $300.00
    $0.00 - $300.00
    Current price $300.00

    6DD1681-0GK0 Siemens

    SIMATIC TDC, Converter SU13 50 terminals (1: 1 connection)

  • 6DD1681-0AJ1 Siemens
    Original price $0.00 - Original price $917.50
    Original price
    $0.00 - $917.50
    $0.00 - $917.50
    Current price $917.50

    6DD1681-0AJ1 Siemens

    SIMATIC TDC, Converter SU12 10-pole 10 screw-type plug-in terminals 10-pole connector

  • 6DD1681-0AE2 Siemens
    Original price $750.00 - Original price $873.28
    Original price
    $873.28
    $750.00 - $873.28
    Current price $873.28

    6DD1681-0AE2 Siemens

    SIMATIC TDC, Binary input or output SB10 8 BI or 8 BO, 24 V DC LED display

  • 3TC4417-0AB4 Siemens
    Original price $613.75 - Original price $2,655.31
    Original price
    $2,655.31
    $613.75 - $2,655.31
    Current price $2,655.31

    3TC4417-0AB4 Siemens

    Contactor, Size 2, 2-pole, DC-3 and 5, 32 A Auxiliary contacts 22 (2 NO + 2 NC) 24V DC DC operation Operating range 0.85-1.1 UN

  • 3RB3123-4VB0 Siemens
    Original price $412.50 - Original price $852.50
    Original price
    $412.50 - $852.50
    $412.50 - $852.50
    Current price $412.50

    3RB3123-4VB0 Siemens

    Overload relay 10...40 A for motor protection Size S0, Class 5...30 Contactor mounting Main circuit: Screw Auxiliary circuit: Screw Manual-Automati...

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  • 3RB3046-1XD0 Siemens
    Sold out
    Original price $0.00 - Original price $0.00
    Original price
    $0.00
    $0.00 - $0.00
    Current price $0.00

    3RB3046-1XD0 Siemens

    Overload relay 32...115 A for motor protection Size S3, Class 10E Contactor mounting Main circuit: Screw Auxiliary circuit: Spring-type terminal Ma...

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  • 3RB3113-4RE0 Siemens
    Original price $0.00 - Original price $770.00
    Original price
    $0.00 - $770.00
    $0.00 - $770.00
    Current price $770.00

    3RB3113-4RE0 Siemens

    Overload relay 0.1...0.4 A for motor protection Size S00, Class 5...30 Contactor mounting Main circuit: Spring-type terminal Auxiliary circuit: Spr...

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  • 3RB2906-2JG1 Siemens
    Sold out
    Original price $0.00 - Original price $0.00
    Original price
    $0.00
    $0.00 - $0.00
    Current price $0.00

    3RB2906-2JG1 Siemens

    Current transformer 10...100 A for 3RB22/23/24 Size S2/S3 Stand-alone installation Main circuit: straight-through transformer Auxiliary circuit: --

  • 3RB2906-2BG1 Siemens
    Original price $0.00 - Original price $530.10
    Original price
    $530.10
    $0.00 - $530.10
    Current price $530.10

    3RB2906-2BG1 Siemens

    Current transformer 0.3...3 A for 3RB22/23/24 Size S00/S0 Stand-alone installation Main circuit: straight-through transformer Auxiliary circuit: --

  • 3RB3036-1UB0 Siemens
    Original price $0.00 - Original price $562.50
    Original price
    $0.00 - $562.50
    $0.00 - $562.50
    Current price $562.50

    3RB3036-1UB0 Siemens

    Overload relay 12.5...50 A for motor protection Size S2, Class 10E Contactor mounting Main circuit: Screw Auxiliary circuit: Screw Manual-Automatic...

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  • 3TH4244-6BB4 Siemens
    Original price $1,344.60 - Original price $2,364.25
    Original price
    $1,344.60 - $2,364.25
    $1,344.60 - $2,364.25
    Current price $1,344.60

    3TH4244-6BB4 Siemens

    Contactor relay, 44E, DIN EN 50011, 4NO + 4NC, screw terminal Varistor built-in DC operation 24 V DC

  • 3TH4262-4BB4 Siemens
    Original price $1,344.60 - Original price $2,364.25
    Original price
    $1,344.60 - $2,364.25
    $1,344.60 - $2,364.25
    Current price $1,344.60

    3TH4262-4BB4 Siemens

    Contactor relay for auxiliary circuits, 62E DIN EN50011 6 NO + 2 NC, screw terminal with built-in varistor DC operation 24 V DC