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    Industrial Semiconductor Components

    Power critical electronics with durable diodes, IGBTs, and transistors, designed for robust and efficient performance in demanding industrial applications.

    Power up your electronic systems with our comprehensive range of high-quality semiconductors. Our comprehensive selection features diodes, IGBT modules, transistors, IGBTs, and various thyristors, including SCRs, triacs, diacs, and alternistors, suitable for diverse industrial applications. Whether you're designing power control systems, upgrading industrial equipment, or maintaining electronic devices, our semiconductors deliver the precision and durability you need for optimal performance and efficiency. Shop now for high-performance semiconductor components and modules.

    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 1-50 of 889.
    FUJI ELECTRIC 7MBR100SB060

    FUJI ELECTRIC

    7MBR100SB060

    IGBT, 7PK, 100A, 600V
    ✓ IN STOCK!
    $338.00 Buy New $338.00
    $203.00
    INFINEON FB10R06KL4GB1

    INFINEON

    EUPEC

    FB10R06KL4GB1

    DISCONTINUED BY MANUFACTURER, INSULATED GATE BIPOLAR TRANSISTOR, 15A I(C), 600V V(BR)CES, N-CHANNEL
    ✓ IN STOCK!
    $240.00 Buy Surplus As Low As $144.00
    $144.00
    BRANDT INSTRUMENT PI-CPT-2131

    BRANDT INSTRUMENT

    PI-CPT-2131

    DISCONTINUED BY MANUFACTURER, CURRENT TO PRESSURE TANSDUCER, 4-20MA, 3-15 PSI
    ✓ IN STOCK!
    Buy Surplus As Low As $362.70
    $362.70
    Repair Yours $300.00
    ST MICRO BU508A

    ST MICRO

    BU508A

    DISCONTINUED BY MANUFACTURER, POWER BIPOLAR TRANSISTOR, 8A I(C), 700V V(BR)CEO, 1-ELEMENT, NPN, SILICON, TO-218AC
    ✓ IN STOCK!
    $9.81 Buy Surplus As Low As $6.24
    $6.24
    MITSUBISHI MT-Y8T

    MITSUBISHI

    MT-Y8T

    DISCONTINUED BY MANUFACTURER, PROFIBUS, 8 CHANNEL, TRANSISTOR OUTPUTS, 0.5 AMP, 24 VDC, DIN-RAIL MOUNTED, (6899)
    ✓ IN STOCK!
    Buy Surplus As Low As $252.00
    $252.00
    TOSHIBA 100U6P43

    TOSHIBA

    100U6P43

    DISCONTINUED BY MANUFACTURER, BRIDGE RECTIFIER DIODE, 3 PHASE, 100A, 1600V V(RRM), SILICON
    ✓ IN STOCK!
    Buy Surplus As Low As $48.00
    $48.00
    INTERNATIONAL RECTIFIER IRFD123

    INTERNATIONAL RECTIFIER

    IRFD123

    DISCONTINUED BY MANUFACTURER, TRANSISTOR, N-CHANNEL 100V 1.3A (TA) THROUGH HOLE 4-DIP
    ✓ IN STOCK!
    $4.61 Buy Surplus As Low As $2.69
    $2.69
    INTERNATIONAL RECTIFIER 68A7210P12A

    INTERNATIONAL RECTIFIER

    68A7210P12A

    DISCONTINUED BY MANUFACTURER, SCR
    ✓ IN STOCK!
    Buy Surplus As Low As $210.00
    $210.00
    GENERAL ELECTRIC 104X125DC053

    GENERAL ELECTRIC

    104X125DC053

    DISCONTINUED BY MANUFACTURER, SILICON CONTROLLED RECTIFIER MODULE
    ✓ IN STOCK!
    Buy Surplus As Low As $866.08
    $866.08
    FUJI ELECTRIC 6RI100P160

    FUJI ELECTRIC

    6RI100P160

    DISCONTINUED BY MANUFACTURER, BRIDGE RECTIFIER DIODE, 3 PHASE, 100A, 1600V V(RRM), SILICON
    ✓ IN STOCK!
    Buy Surplus As Low As $528.00
    $528.00
    TOSHIBA MG75Q2YS1

    TOSHIBA

    MG75Q2YS1

    DISCONTINUED BY MANUFACTURER, POWER BLOCK, 75AMP, 1200V
    ✓ IN STOCK!
    $189.39 Buy New $189.39
    $114.49
    INTERNATIONAL RECTIFIER 701819-303AW

    INTERNATIONAL RECTIFIER

    701819-303AW

    DISCONTINUED BY MANUFACTURER, RECTIFIER MODULE, POWER SUPPLY MODULE, 6 PIN
    ✓ IN STOCK!
    Buy Surplus As Low As $138.00
    $138.00
    TOSHIBA S6475R

    TOSHIBA

    S6475R

    THYRISTOR POWER MODULE
    ✓ IN STOCK!
    Buy Surplus As Low As $25.33
    $25.33
    TOSHIBA MG50M2CK1

    TOSHIBA

    MG50M2CK1

    DISCONTINUED BY MANUFACTURER, POWER SWITCHING MODULE, 7/25 HP
    ✓ IN STOCK!
    Buy Surplus As Low As $337.50
    $337.50
    Repair Yours $300.00
    TOSHIBA MG200Q1UK1

    TOSHIBA

    MG200Q1UK1

    TRANSISTOR MODULE 200A 1200V
    ✓ IN STOCK!
    $150.26 Buy New $150.26
    $65.72
    ALLEN BRADLEY SP-192708

    ALLEN BRADLEY

    SP-192708

    DISCONTINUED BY MANUFACTURER, SCR REPAIR KIT, 210 AMP, 1600 V, FOR 1395 DC DIGITAL DRIVE, SAME AS: 1395-192708
    ✓ IN STOCK!
    Buy Surplus As Low As $624.86
    $624.86
    Repair Yours $475.73
    ALLEN BRADLEY 1336-SCR-SP15A

    ALLEN BRADLEY

    1336-SCR-SP15A

    SCR,INPUT(SA),1336STEF,480V,F FRAME,1/KIT
    ✓ IN STOCK!
    Buy Surplus As Low As $2,558.08
    $2,558.08
    ALLEN BRADLEY 1336-QOUT-SP8A

    ALLEN BRADLEY

    1336-QOUT-SP8A

    DISCONTINUED BY MANUFACTURER, TRANSISTOR ASSEMBLY, OUTPUT / 20-30 HP-230 V, 40-60 HP- 460 V, 1336STG, SPARE PARTS FOR 1336 DRIVE
    ✓ IN STOCK!
    Buy Surplus As Low As $1,373.81
    $1,373.81
    IXYS MCC95-16IO8B

    IXYS

    MCC95-16IO8B

    THYRISTOR MODULE1600V TO 240AA
    ✓ IN STOCK!
    $148.50 Buy Surplus As Low As $50.43
    $50.43
    OPTO 22 G4AD6

    OPTO 22

    G4AD6

    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 ...
    ✓ IN STOCK!
    $539.00 Buy New $539.00
    $162.71
    ALLEN BRADLEY S201051

    ALLEN BRADLEY

    S201051

    DISCONTINUED BY MANUFACTURER, POWER SWITCHING, MODULE, 7-25 HP
    ✓ IN STOCK!
    Buy Surplus As Low As $415.35
    $415.35
    Repair Yours $396.55
    FUJI ELECTRIC 6MBI25L-120

    FUJI ELECTRIC

    6MBI25L-120

    TRANSISTOR, 1200 VDC, 25 AMPS, 1 MA
    ✓ IN STOCK!
    $371.83 Buy New $371.83
    $217.00
    FUJI ELECTRIC 2DI200A-050

    FUJI ELECTRIC

    2DI200A-050

    DISCONTINUED BY MANUFACTURER, POWER TRANSISTOR MODULE, 200AMP, 500V, NPN POLARITY / CHANNEL TYPE
    ✓ IN STOCK!
    Buy Surplus As Low As $444.96
    $444.96
    EATON CORPORATION 2018A40G01

    EATON CORPORATION

    CUTLER HAMMER

    2018A40G01

    (PRICE/EA) BRIDGE RECTIFIER ASSEMBLY, CONTACTOR; ACCESSORY TYPE:BRIDGE RECTIFIER ASSEMBLY; FOR USE WITH:EATON AMPGARDS & SIZE 7, 8 GPD CONTACTORS; PRODUCT RANGE:- ROHS COMPLIANT: YES
    ✓ IN STOCK!
    $2,027.00 Buy Surplus As Low As $1,338.00
    $1,338.00
    WESTCODE R325CH14FKQYO

    WESTCODE

    R325CH14FKQYO

    SCR 1400V
    ✓ IN STOCK!
    $997.00 Buy Surplus As Low As $598.00
    $598.00
    SIEMENS A1106002001

    SIEMENS

    A1106002001

    RECT DIO MDL, 46/55A,1400PRVR
    ✓ IN STOCK!
    Buy Surplus As Low As $106.29
    $106.29
    FUJI ELECTRIC 6DI50M-120

    FUJI ELECTRIC

    6DI50M-120

    DISCONTINUED BY MANUFACTURER, POWER MODULE, 6 X 50AMP, 1200V
    ✓ IN STOCK!
    Buy Surplus As Low As $120.00
    $120.00
    FUJI ELECTRIC 2MBI200N-060

    FUJI ELECTRIC

    2MBI200N-060

    TRANSISTOR, INSULATED GATE, BIPOLAR, 200A I(C), 600V V(BR)CES, N-CHANNEL
    ✓ IN STOCK!
    $124.71 Buy New $124.71
    $71.69
    IXYS MCC310-16IO1

    IXYS

    MCC310-16IO1

    SILICON CONTROLLED RECTIFIER, 500A I(T)RMS, 520A I(T), 1600V V(DRM), 1600V V(RRM), 2 ELEMENT
    ✓ IN STOCK!
    $178.28 Buy Surplus As Low As $106.97
    $106.97
    ALLEN BRADLEY 800M-XA3K

    ALLEN BRADLEY

    800M-XA3K

    CONTACT BLOCK, 800M SERIES, ACCESSORIES, STANDARD, LARGE SCREW WITH PRESSURE PLATES, 1 N.O.E.M - 1 N.C.L.B, MOUNTABLE
    ✓ IN STOCK!
    Buy Surplus As Low As $22.98
    $22.98
    TOSHIBA MG150Q2YS1

    TOSHIBA

    MG150Q2YS1

    DISCONTINUED BY MANUFACTURER, TRANSISTOR, DUAL, 2-IN-1, 150 AMP, 1200 V
    ✓ IN STOCK!
    Buy Surplus As Low As $85.29
    $85.29
    OMRON SRT2ID04

    OMRON

    SRT2ID04

    MODULE 4POINT 24VDC REMOTE TERMINAL NPN TRANSISTOR INPUT, AVAILABLE, REBUILT SURPLUS, NEW, NEVER USED, REPAIR YOURS, 24 HOUR RUSH REPAIR, 5-10 DAY REPAIR, 2 YEAR RADWELL WARRANTY
    ✓ IN STOCK!
    $795.00 Buy Surplus As Low As $279.84
    $279.84
    MITSUBISHI QM200DY-H

    MITSUBISHI

    QM200DY-H

    DISCONTINUED BY MANUFACTURER, TRANSISTOR MODULE, HIGH POWER SWITCHING, INSULATED
    ✓ IN STOCK!
    Buy Surplus As Low As $69.12
    $69.12
    FUJI ELECTRIC ETK81-060B

    FUJI ELECTRIC

    ETK81-060B

    DISCONTINUED BY MANUFACTURER, POWER TRANSISTOR, MODULE, 50AMP, 600V, A50L-0001-0126
    ✓ IN STOCK!
    $295.19 Buy New $295.19
    $187.36
    INTERNATIONAL RECTIFIER IRKH230-16N

    INTERNATIONAL RECTIFIER

    IRKH230-16N

    DISCONTINUED BY MANUFACTURER, RECTIFIER, 510 AMP, 1600 VOLT, 50 MA
    ✓ IN STOCK!
    Buy Surplus As Low As $375.00
    $375.00
    INFINEON T-718-N-16-TOF

    INFINEON

    EUPEC

    T-718-N-16-TOF

    DISCONTINUED BY MANUFACTURER, THYRISTOR DIODE, 60 MM CASE, 1800V 550VRMS
    ✓ IN STOCK!
    Buy Surplus As Low As $221.58
    $221.58
    EATON CORPORATION 15-871-7

    EATON CORPORATION

    DYNAMATIC

    15-871-7

    DISCONTINUED BY MANUFACTURER, POWER SUPPLY BD
    ✓ IN STOCK!
    Buy Surplus As Low As $548.76
    $548.76
    Repair Yours $455.47
    TOSHIBA S6425R

    TOSHIBA

    S6425R

    POWER MODULE
    ✓ IN STOCK!
    $72.00 Buy New $72.00
    $26.92
    ALLEN BRADLEY 2364-SPG05A

    ALLEN BRADLEY

    2364-SPG05A

    BRIDGE:DIODES,G CURRENT CODES, WHITE, ROUND, MOUNTABLE
    ✓ IN STOCK!
    Buy Surplus As Low As $2,576.98
    $2,576.98
    Repair Yours $2,376.55
    INTERNATIONAL RECTIFIER IRKT26/12A

    INTERNATIONAL RECTIFIER

    IRKT26/12A

    DISCONTINUED BY MANUFACTURER, BRIDGE RECTIFIER, 3PH, ENCAPSULATED, SCREW TERMINALS, BLADE-STYLE CONNECTORS
    ✓ IN STOCK!
    $198.66 Buy Surplus As Low As $126.92
    $126.92
    GENERAL ELECTRIC 104X125DA060

    GENERAL ELECTRIC

    104X125DA060

    THYRISTOR ASSY
    ✓ IN STOCK!
    Buy Surplus As Low As $89.76
    $89.76
    ALLEN BRADLEY 1336-SCR-SP7A

    ALLEN BRADLEY

    1336-SCR-SP7A

    DISCONTINUED BY MANUFACTURER, TRANSISTOR POWER BLOCK, SCR ASSY, 1336STG, 230V/75-100HP,460V/150-250HP
    ✓ IN STOCK!
    Buy Surplus As Low As $1,414.55
    $1,414.55
    ADVANCED POWER TECHNOLOGY APT10011R5KN

    ADVANCED POWER TECHNOLOGY

    APT10011R5KN

    TRANSISTOR 1.5AMP 1000V 11.5OHM N-CHANNEL 3PIN
    ✓ IN STOCK!
    Buy Surplus As Low As $25.84
    $25.84
    TOSHIBA MG25J6ES40

    TOSHIBA

    MG25J6ES40

    DISCONTINUED BY MANUFACTURER, INSULATED GATE BIPOLAR TRANSISTOR, 25A I(C), 600V V(BR)CES, N-CHANNEL
    ✓ IN STOCK!
    $220.63 Buy New $220.63
    $162.79
    TOSHIBA MG20Q6EK1

    TOSHIBA

    MG20Q6EK1

    TRANSISTOR MODULE 20AMP 1200V SIX-PACK
    ✓ IN STOCK!
    $255.00 Buy New $255.00
    $153.00
    POWEREX KS621K30

    POWEREX

    KS621K30

    DISCONTINUED BY MANUFACTURER, TRANSISTOR MODULE, FOR USE W/ SWITCHING APPLICATION, SINGLE DARLINGTON TYPE, HIGH SPEED DIODE, ISOLATED MOUNTING, DISCRETE FAST RECOVERY, 300 AMP, 1000 VOLT
    ✓ IN STOCK!
    Buy Surplus As Low As $37.00
    $37.00
    POWEREX KS621260

    POWEREX

    KS621260

    TRANSISTOR MODULE 600AMP 1000V
    ✓ IN STOCK!
    Buy Surplus As Low As $330.48
    $330.48
    MITSUBISHI QM200HA-2H

    MITSUBISHI

    QM200HA-2H

    DISCONTINUED BY MANUFACTURER, TRANSISTOR MODULE, INSULATED TYPE, HIGH POWER, 200 AMP, 1000 V
    ✓ IN STOCK!
    $415.00 Buy Surplus As Low As $24.81
    $24.81
    SENSATA TECHNOLOGIES T512FS

    SENSATA TECHNOLOGIES

    CRYDOM

    T512FS

    CRYDOM, T512FS, BRIDGE RECTIFIER, THYRISTOR MODULE, 25AMP, 600V, SINGLE PHASE, VDRM 600V, IGT 60MA,
    ✓ IN STOCK!
    $182.00 Buy Surplus As Low As $110.00
    $110.00
    SENSATA TECHNOLOGIES M505012V

    SENSATA TECHNOLOGIES

    CRYDOM

    M505012V

    POWER MODULE, SCR/DIODE, M
    ✓ IN STOCK!
    $137.88 Buy Surplus As Low As $82.73
    $82.73
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