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    PLC & Industrial Automation Controls

    Optimize production systems with advanced PLC modules, racks, and software solutions, ensuring precision and reliability in complex industrial automation scenarios.

    Optimize your industrial automation with our comprehensive range of PLCs and machine control solutions. Our comprehensive range features industrial computers, PLC software, PLC modules and racks, PLC batteries, cables, and accessories, as well as VDC logic I/O brains and interfaces for all your automation control needs. Whether you're upgrading your industrial automation systems, implementing smart manufacturing solutions, or maintaining critical control infrastructure, our PLCs and machine control products deliver the precision, reliability, and flexibility you need for seamless operation and enhanced productivity. Shop now for cutting-edge PLCs and machine control solutions to optimize your industrial automation.

    Rockwell Disclaimer: The product is used surplus. Radwell is not an authorized surplus dealer or affiliate for the Manufacturer of this product. The product may have older date codes or be an older series than that available direct from the factory or authorized dealers. Because Radwell is not an authorized distributor of this product, the Original Manufacturer’s warranty does not apply. While many Allen-Bradley PLC products will have firmware already installed, Radwell makes no representation as to whether a PLC product will or will not have firmware and, if it does have firmware, whether the firmware is the revision level that you need for your application. Radwell also makes no representations as to your ability or right to download or otherwise obtain firmware for the product from Rockwell, its distributors, or any other source. Radwell also makes no representations as to your right to install any such firmware on the product. Radwell will not obtain or supply firmware on your behalf. It is your obligation to comply with the terms of any End-User License Agreement or similar document related to obtaining or installing firmware.

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    Results 401-450 of 822.
    OPTO 22 G4PB4R

    OPTO 22

    G4PB4R

    PC BOARD, I/O RACK, 4 CHANNEL I/O RACK, 3.5 X 3.5 INCH SQUARE DIMENTIONS, 2.32 ROHS COMPLIANT, FOR USE WITH G4 I/O MODULES
    ✓ IN STOCK!
    $91.00 Buy New $91.00
    $47.83
    Repair Yours $300.00
    OPTO 22 G4-ODC5

    OPTO 22

    G4-ODC5

    OUTPUT MODULE, 3 AMP, 5-60 VDC, 5 VDC LOGIC, BUILT IN LED STATUS INDICATOR, MANUAL ON / OFF SWITCH
    ✓ IN STOCK!
    $37.00 Buy New $37.00
    $23.00
    OPTO 22 G4OAC15

    OPTO 22

    G4OAC15

    I/O MODULE, 3-AMP, 65HZ, 1 ANALOG INPUT, 1 ANALOG OUTPUT, 10.5 TO 16VDC, ROHS COMPLIANT
    ✓ IN STOCK!
    $41.90 Buy New $41.90
    $25.14
    OPTO 22 G4IDC5D

    OPTO 22

    G4IDC5D

    I/O MODULE, 2.5 TO 28 VDC INPUT, 30 MA CURRENT RATING, 1 ANALOG INPUT, 1 DIGITAL OUTPUT, 50 MA OUTPUT CURRENT
    ✓ IN STOCK!
    $35.00 Buy New $35.00
    $21.00
    OPTO 22 G4AD7

    OPTO 22

    G4AD7

    I/O MODULE, CURRENT RATING, PRODUCT RANGE, ACCESSORY TYPE ANALOGUE VOLTAGE INPUT MODULE, FOR USE WITH OPTO22 MODULAR CONTROLLERS, NO. OF ANALOG INPUTS 1, NO. OF DIGITAL OUTPUTS 1, NO. OF OUT ...
    ✓ IN STOCK!
    $460.00 Buy New $460.00
    $216.34
    Repair Yours $300.00
    OPTO 22 G4-A8R

    OPTO 22

    G4-A8R

    DISCONTINUED BY MANUFACTURER, MISTIC CONTROLLER, I/O UNIT, MODEL 200, REMOTE ANALOG, 8 CHANNELS, MULTI-FUNCTION
    ✓ IN STOCK!
    Buy Surplus As Low As $766.42
    $766.42
    Repair Yours $744.01
    MITSUBISHI KX11N

    MITSUBISHI

    KX11N

    INPUT MODULE 100VAC 10MA
    ✓ IN STOCK!
    $1,230.00 Buy Surplus As Low As $700.00
    $700.00
    Repair Yours $594.00
    MITSUBISHI K62PN

    MITSUBISHI

    K62PN

    DISCONTINUED BY MANUFACTURER, POWER SUPPLY MODULE, INPUT: 85-121 VAC (50/60 HZ), 5 VDC (4 AMP), 24 VDC (2 AMP)
    ✓ IN STOCK!
    Buy Surplus As Low As $515.00
    $515.00
    Repair Yours $411.00
    MITSUBISHI G1HCPU

    MITSUBISHI

    G1HCPU

    DISCONTINUED BY MANUFACTURER, PLC CPU MODULE, GTYPE G1HCPU
    ✓ IN STOCK!
    Buy Surplus As Low As $1,080.00
    $1,080.00
    Repair Yours $897.00
    MITSUBISHI FX-4AD-TC

    MITSUBISHI

    FX-4AD-TC

    DISCONTINUED BY MANUFACTURER, PLC ANALOG BLOCK, 24VDC, 12BIT, 4CHANNEL
    ✓ IN STOCK!
    Buy Surplus As Low As $257.75
    $257.75
    Repair Yours $300.00
    MITSUBISHI FX48-MRUA1-UL

    MITSUBISHI

    FX48-MRUA1-UL

    DISCONTINUED BY MANUFACTURER, PLC BASE UNIT, FX SERIES, SCREW TYPE TERMINAL, DIN RAIL MOUNT
    ✓ IN STOCK!
    Buy Surplus As Low As $657.36
    $657.36
    Repair Yours $545.61
    HORNER AUTOMATION HE693RTU900

    HORNER AUTOMATION

    HE693RTU900

    DISCONTINUED BY MANUFACTURER, RTU INTERFACE MODULE, SERIES 90-30, SLAVE MODULE, RS-232 / RS-485, UP TO 115.2 K BAUD, 250 MA AT 5 VDC
    ✓ IN STOCK!
    Buy Surplus As Low As $709.06
    $709.06
    Repair Yours $459.33
    HORNER AUTOMATION HE693RTD600

    HORNER AUTOMATION

    HE693RTD600

    DISCONTINUED BY MANUFACTURER, INPUT MODULE, SERIES 90-30, 6 POINT, RTD, 16 BIT, 0.5°C RESOLUTION
    ✓ IN STOCK!
    Buy Surplus As Low As $1,110.19
    $1,110.19
    Repair Yours $760.00
    HORNER AUTOMATION HE693ADC420

    HORNER AUTOMATION

    HE693ADC420

    DISCONTINUED BY MANUFACTURER, ANALOG INPUT MODULE, FOR SERIES 90-30, 4 CHANNEL, 4-20 VDC, WITH 1500 VAC RMS / 700 VDC ISOLATION, 14-BIT RESOLUTION
    ✓ IN STOCK!
    Buy Surplus As Low As $815.92
    $815.92
    Repair Yours $745.01
    HONEYWELL 445840

    HONEYWELL

    LEEDS & NORTHRUP

    445840

    DISCONTINUED BY MANUFACTURER, AMPLIFIER BOARD
    ✓ IN STOCK!
    Buy Surplus As Low As $231.62
    $231.62
    Repair Yours $300.00
    IDEC PFA-1N081

    IDEC

    PFA-1N081

    DISCONTINUED BY MANUFACTURER, PROGRAMMABLE CONTROLLER, 8 INPUT, 100-120 VAC, 200-240 VAC
    ✓ IN STOCK!
    Buy Surplus As Low As $56.27
    $56.27
    Repair Yours $300.00
    IDEC PF3S-N16A1

    IDEC

    PF3S-N16A1

    DISCONTINUED BY MANUFACTURER,INPUT MODULE, 100-120 VAC ,9 MA
    ✓ IN STOCK!
    Buy Surplus As Low As $273.32
    $273.32
    Repair Yours $300.00
    IDEC PF3S-EPA1

    IDEC

    PF3S-EPA1

    DISCONTINUED BY MANUFACTURER,POWER MODULE, EXTERNAL 24 VDC, 100-120 / 200-240 VAC INPUT
    ✓ IN STOCK!
    Buy Surplus As Low As $320.25
    $320.25
    Repair Yours $300.00
    EATON CORPORATION MPC1A27

    EATON CORPORATION

    CUTLER HAMMER

    MPC1A27

    DISCONTINUED BY MANUFACTURER, SURGE SUPPRESSOR MODULE, 175VAC MAX
    ✓ IN STOCK!
    Buy Surplus As Low As $16.80
    $16.80
    EATON CORPORATION 92-00522-00

    EATON CORPORATION

    CUTLER HAMMER

    92-00522-00

    MODULE BACK PACK
    ✓ IN STOCK!
    $115.20 Buy Surplus As Low As $43.08
    $43.08
    Repair Yours $300.00
    MITSUBISHI AY-13-E

    MITSUBISHI

    AY-13-E

    DISCONTINUED BY MANUFACTURER, RELAY OUTPUT MODULE, 2 AMP, 24 VDC/240 VAC, 32 POINTS, RESPONSE TIME: 12 MS
    ✓ IN STOCK!
    $560.00 Buy Surplus As Low As $169.00
    $169.00
    Repair Yours $300.00
    MITSUBISHI AY-13C

    MITSUBISHI

    AY-13C

    DISCONTINUED BY MANUFACTURER, OUTPUT RELAY, 2 AMP, 24 VDC/240 VAC, 32 I/O
    ✓ IN STOCK!
    Buy Surplus As Low As $261.06
    $261.06
    Repair Yours $300.00
    MITSUBISHI AY-13

    MITSUBISHI

    AY-13

    DISCONTINUED BY MANUFACTURER, MELSEC, OUTPUT MODULE, 2 AMP LOAD CURRENT, 240 VAC, 24 VDC, 32 POINT, RELAY OUT, 38 POINT TERMINAL BLOCK
    ✓ IN STOCK!
    $1,450.00 Buy Surplus As Low As $297.60
    $297.60
    Repair Yours $300.00
    MITSUBISHI AX-80

    MITSUBISHI

    MELSEC

    AX-80

    DISCONTINUED BY MANUFACTURER, INPUT MODULE, A SERIES, DIGITAL, 16 POINT, 12/24 VDC
    ✓ IN STOCK!
    Buy Surplus As Low As $354.47
    $354.47
    Repair Yours $300.00
    MITSUBISHI AX-71

    MITSUBISHI

    AX-71

    DISCONTINUED BY MANUFACTURER, INPUT MODULE, INPUT POINTS: 32 POINTS., VOLTAGE: DC5/12/24V., CURRENT: 2.5/5MA., RESPONSE TIME: 3MS.
    ✓ IN STOCK!
    $2,450.00 Buy Surplus As Low As $159.77
    $159.77
    Repair Yours $300.00
    MITSUBISHI AX41C

    MITSUBISHI

    AX41C

    DISCONTINUED BY MANUFACTURER, INPUT MODULE, 12-24 VDC, 32 POINT, 3-7 MA
    ✓ IN STOCK!
    Buy Surplus As Low As $670.43
    $670.43
    Repair Yours $300.00
    MITSUBISHI A0J2-D61S1

    MITSUBISHI

    A0J2-D61S1

    DISCONTINUED BY MANUFACTURER, COUNTER MODULE, ANALOG OUTPUT, TWO CHANNEL, 64 POINT I/O, 24 BIT COUNTING RANGE, 5/12/24 VDC INPUT, SCREW DOWN TERMINATION
    ✓ IN STOCK!
    Buy Surplus As Low As $470.45
    $470.45
    Repair Yours $394.42
    MITSUBISHI AJ71E71-S3

    MITSUBISHI

    AJ71E71-S3

    DISCONTINUED BY MANUFACTURER, CONNECTION MODULE, CAT5, TCP/IP-UDP/IP, ENET10BASE
    ✓ IN STOCK!
    Buy Surplus As Low As $540.03
    $540.03
    Repair Yours $537.24
    MITSUBISHI AJ71E71B5T

    MITSUBISHI

    AJ71E71B5T

    ETHERNET CARD 10 BASE 5T
    ✓ IN STOCK!
    $2,315.00 Buy Surplus As Low As $642.19
    $642.19
    Repair Yours $561.07
    ALLEN BRADLEY 1794-OB8

    ALLEN BRADLEY

    1794-OB8

    OUTPUT MODULE, FLEX I/O, DISCRETE, SOURCING OUTPUT, 8 POINT, 5 AMP, 24 VDC, DIN MOUNT, IP20
    ✓ IN STOCK!
    Buy Surplus As Low As $90.09
    $90.09
    Repair Yours $300.00
    ALLEN BRADLEY 1794-IB16XOB16P

    ALLEN BRADLEY

    1794-IB16XOB16P

    INPUT/OUTPUT MODULE, FLEX I/O, 16X CURRENT SINKING INPUTS, 16X CURRENT SINKING OUTPUTS, 16X YELLOW STATUS INDICATORS, 10-31.2 VDC, 2-11 MA, DIN MOUNT, IP20
    ✓ IN STOCK!
    Buy Surplus As Low As $469.00
    $469.00
    Repair Yours $390.00
    ALLEN BRADLEY 1492-AIFM16-F-5

    ALLEN BRADLEY

    1492-AIFM16-F-5

    ANALOG INTERFACE MODULE, FUSIBLE, 16 CHANNEL, 25-PIN D-SHELL, 24 VDC, 2 AMPS / CIRCUIT, 12 AMPS / MODULE
    ✓ IN STOCK!
    Buy Surplus As Low As $181.98
    $181.98
    Repair Yours $200.00
    SIEMENS 6DD1681-0EB3

    SIEMENS

    6DD1681-0EB3

    SIMATIC TDC, BINARY INPUT SB61 ISOLATED 24/48 V, 8 BI 24 OR 48 V DC, LED DISPLAY ELECTRICAL ISOLATION
    ✓ IN STOCK!
    $3,178.00 Buy Surplus As Low As $1,906.80
    $1,906.80
    Repair Yours $475.96
    SIEMENS 6AV3971-1BA01-0CA0

    SIEMENS

    6AV3971-1BA01-0CA0

    DISCONTINUED BY MANUFACTURER 01/10/05, MEMORY SUBMODULE, EPROM MODULE, TD10 W/ FIRMWARE, 64 KBYTES
    ✓ IN STOCK!
    Buy Surplus As Low As $173.21
    $173.21
    Repair Yours $300.00
    SIEMENS 6ES5434-4UA12

    SIEMENS

    6ES5434-4UA12

    DISCONTINUED BY MANUFACTURER 01/10/22, DIGITAL INPUT MODULE, SIMATIC S5, 32 INPUTS, 5 VDC, 15 V, ISOLATED, COMPACT DESIGN
    ✓ IN STOCK!
    Buy Surplus As Low As $122.76
    $122.76
    Repair Yours $300.00
    SIEMENS 6NH7800-3AA30

    SIEMENS

    6NH7800-3AA30

    DISCONTINUED BY MANUFACTURER, PRODUCT DISCONTINUED SINCE: 01/01/18, SINAUT ST7, TIM 33 COMMUNICATIONS PROCESSOR, FOR SIMATIC S7-300 WITH INT. MODEM MD3 FOR ANALOG DIAL NETWORK
    ✓ IN STOCK!
    Buy Surplus As Low As $5,520.00
    $5,520.00
    Repair Yours $2,000.00
    SIEMENS 6ES5376-1AA21

    SIEMENS

    6ES5376-1AA21

    DISCONTINUED BY MANUFACTURER 10/01/2022, MEMORY SUBMODULE, SIMATIC S5, 32KB, CMOS EPROM
    ✓ IN STOCK!
    Buy Surplus As Low As $108.07
    $108.07
    SIEMENS 6GK7343-1EX00-0XE0

    SIEMENS

    6GK7343-1EX00-0XE0

    DISCONTINUED BY MANUFACTURER 07/01/2012, COMMUNICATIONS PROCESSOR, SIMATIC NET, CP 343-1 TCP, FOR CONNECTING SIMATIC S7-300 TO INDUSTRIAL ETHERNET, FOR TCP/IP AND S7 FUNCTIONS, SUCCESSOR IS ...
    ✓ IN STOCK!
    Buy Surplus As Low As $840.32
    $840.32
    Repair Yours $798.49
    SIEMENS 6GK1502-3AB10

    SIEMENS

    6GK1502-3AB10

    DISCONTINUED BY MANUFACTURER 06/01/2008, OPTICAL LINK MODULE, OLM/S3, 3 CHANNEL, WITH SIGNALING CONTACT, 250 MA, 24 VDC, SUCCESSOR: 6GK1503-2CB00
    ✓ IN STOCK!
    Buy Surplus As Low As $129.54
    $129.54
    Repair Yours $300.00
    SIEMENS 6FX1-123-7AA02

    SIEMENS

    6FX1-123-7AA02

    DISCONTINUED BY MANUFACTURER, MEASURING MODULE/COMMAND ENCODER
    ✓ IN STOCK!
    $4,320.00 Buy Surplus As Low As $343.03
    $343.03
    Repair Yours $300.00
    SIEMENS 6FX1122-8BC01

    SIEMENS

    6FX1122-8BC01

    DISCONTINUED BY MANUFACTURERE, INTERFACE BOARD, SINUMERIK 810
    ✓ IN STOCK!
    Buy Surplus As Low As $196.90
    $196.90
    Repair Yours $300.00
    SIEMENS 6FM8090-0AS01

    SIEMENS

    6FM8090-0AS01

    DISCONTINUED BY MANUFACTURER, SAFETY SWITCHING UNIT, H100, 24VDC
    ✓ IN STOCK!
    Buy Surplus As Low As $63.99
    $63.99
    Repair Yours $300.00
    SIEMENS 6FM1470-4AA20

    SIEMENS

    6FM1470-4AA20

    DISCONTINUED BY MANUFACTURER SINCE 23.04.2007, DISPLAY MODULE, W/ MEMORY MODULE SLOT, AVAILABLE LANGUAGES: ENG / GER / FRE / RUS
    ✓ IN STOCK!
    Buy Surplus As Low As $575.30
    $575.30
    Repair Yours $477.50
    SIEMENS 6MT50

    SIEMENS

    TEXAS INSTRUMENTS PLC

    6MT50

    DISCONTINUED BY MANUFACTURER, I/O MOUNTING BASE, 10 SLOT RACK, 6MT50-1, 6MT50-I, 6MT50-2, 6MT50-A
    ✓ IN STOCK!
    Buy Surplus As Low As $22.28
    $22.28
    SIEMENS 6ES7810-4CC05-0YX4

    SIEMENS

    6ES7810-4CC05-0YX4

    SOFTWARE STEP7 BASIS UPG V2-5.0-V5.1
    ✓ IN STOCK!
    Buy Surplus As Low As $1,026.00
    $1,026.00
    SIEMENS 505-4016-A

    SIEMENS

    TEXAS INSTRUMENTS PLC

    505-4016-A

    DISCONTINUED BY MANUFACTURER, INPUT MODULE, 16POINT, 20-56VAC
    ✓ IN STOCK!
    Buy Surplus As Low As $900.00
    $900.00
    Repair Yours $390.00
    MITSUBISHI AJ61BT11

    MITSUBISHI

    AJ61BT11

    PROGRAMMABLE CONTROLLER, COMMUNICATION MODULE, CC-LINK MASTER/LOCAL
    ✓ IN STOCK!
    $882.00 Buy Surplus As Low As $220.18
    $220.18
    Repair Yours $300.00
    MITSUBISHI AJ55TB3-16D

    MITSUBISHI

    AJ55TB3-16D

    DISCONTINUED BY MANUFACTURER, INPUT MODULE, 16 POINT, 24 VDC, 7 MA
    ✓ IN STOCK!
    Buy Surplus As Low As $251.98
    $251.98
    Repair Yours $300.00
    MITSUBISHI AJ55T-B2-4R

    MITSUBISHI

    AJ55T-B2-4R

    DISCONTINUED BY MANUFACTURER, I/O LINK DEVICE, LEVEL NETWORK I/O, 4 RELAY OUT
    ✓ IN STOCK!
    Buy Surplus As Low As $109.31
    $109.31
    Repair Yours $300.00
    MITSUBISHI AD51S3

    MITSUBISHI

    AD51S3

    COMMUNICATION MODULE, CONTROLLER, PROGRAMMABLE, RS-442 X2, BASIC
    ✓ IN STOCK!
    Buy Surplus As Low As $427.53
    $427.53
    Repair Yours $354.85
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