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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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    FANUC A50L-0001-0175

    FANUC

    A50L-0001-0175

    DISCONTINUED BY MANUFACTURER, POWER BLOCK, TRANSISTOR MODULE, 6 X 120 AMP, 600 V, (6DI120C-060)
    ✓ IN STOCK!
    $1,114.55 Buy Surplus As Low As $612.71
    $612.71
    CONVERGENT ENERGY 3230713

    CONVERGENT ENERGY

    3230713

    RECTIFIER HVPS B NWL D30168
    ✓ IN STOCK!
    $3,816.00 Buy Surplus As Low As $1,328.69
    $1,328.69
    ALLEN BRADLEY SP-144443

    ALLEN BRADLEY

    SP-144443

    DISCONTINUED BY MANUFACTURER 06/30/2013, THYRISTOR GTO RPLACEMENT KIT, 180 KVA, 460 VAC, OPEN STYLE, MOUNTABLE, SAME AS: 144443, SAME AS: RP-144443, SAME AS: 1336-144443, SAME AS: 1352-14444 ...
    ✓ IN STOCK!
    Buy Surplus As Low As $899.68
    $899.68
    Repair Yours $942.84
    EATON CORPORATION CP01370

    EATON CORPORATION

    CUTLER HAMMER

    CP01370

    20HP 230V POWER MODULE
    ✓ IN STOCK!
    $1,177.80 Buy Surplus As Low As $557.59
    $557.59
    SIEMENS 6SY7000-0AF12

    SIEMENS

    6SY7000-0AF12

    DISCONTINUED BY MANUFACTURER 09/30/2020, SIMOVERT MASTERDRIVES, IGBT TRANSISTOR MODULE, BSM400GA120 DN2S, 400 A, 1200 V
    ✓ IN STOCK!
    $3,261.00 Buy Surplus As Low As $2,153.00
    $2,153.00
    ASEA BROWN BOVERI 58918814

    ASEA BROWN BOVERI

    58918814

    DISCONTINUED BY MANUFACTURER, IGBT MODULE KIT, 300AMP, SP KIT
    ✓ IN STOCK!
    Buy Surplus As Low As $3,940.66
    $3,940.66
    SIEMENS 6SY7010-0AB47

    SIEMENS

    6SY7010-0AB47

    DISCONTINUED BY MANUFACTURER 11/01/2011, THYRISTOR BLOCK, W/ SNUBBER CIRCUIT INFEED UNITS, 1780 AMP, 380-460 VAC, 50/60 HZ
    ✓ IN STOCK!
    Buy Surplus As Low As $14,646.22
    $14,646.22
    SIEMENS 6SY7010-0AB46

    SIEMENS

    6SY7010-0AB46

    THYRISTOR MODULE W/RC NETWORK, 1780 AMP 380-460 VAC, 50/60 HZ, W/ SNUBBER CIRCUIT INFEED UNITS
    ✓ IN STOCK!
    $48,278.00 Buy Surplus As Low As $19,256.10
    $19,256.10
    SIEMENS 6SY70100AA05

    SIEMENS

    6SY70100AA05

    THYRIST MOD, MCC31216I01, W98624S1002C48 , 6SY70100AA05
    ✓ IN STOCK!
    $5,510.00 Buy Surplus As Low As $2,549.00
    $2,549.00
    SIEMENS 6SY7000-0AC37

    SIEMENS

    6SY7000-0AC37

    DISCONTINUED BY MANUFACTURER 04/01/2019, TRANSISTOR IGBT MODULE, 1200 AMP, 1600 V, (FZ1200R16KF4)
    ✓ IN STOCK!
    Buy Surplus As Low As $1,231.37
    $1,231.37
    SIEMENS 6RY17020CA37

    SIEMENS

    6RY17020CA37

    THYRISTOR CHAIN FRONT D725/3000 4Q , 6RY17020CA37
    ✓ IN STOCK!
    $30,582.00 Buy Surplus As Low As $13,200.36
    $13,200.36
    SIEMENS A1106001006

    SIEMENS

    A1106001006

    THYR,MDL,DUAL,251A,1400PRV
    ✓ IN STOCK!
    $1,834.16 Buy Surplus As Low As $1,100.90
    $1,100.90
    SIEMENS A1106106503

    SIEMENS

    A1106106503

    THY AY,1600ADC,480VAC,CC
    ✓ IN STOCK!
    $13,897.44 Buy Surplus As Low As $3,636.48
    $3,636.48
    GENERAL ELECTRIC 331X306AAG03

    GENERAL ELECTRIC

    331X306AAG03

    DISCONTINUED BY MANUFACTURER, THYRISTOR ASSY
    ✓ IN STOCK!
    Buy Surplus As Low As $842.26
    $842.26
    Repair Yours $799.85
    EATON CORPORATION CP01268

    EATON CORPORATION

    CUTLER HAMMER

    CP01268

    DIODE/THYRISTER MODULE, 9000X SERIES, 1700 VRSM, 1600 VRRM
    ✓ IN STOCK!
    $2,001.00 Buy Surplus As Low As $1,247.00
    $1,247.00
    ALLEN BRADLEY 1336-SCR-SP14A

    ALLEN BRADLEY

    1336-SCR-SP14A

    DISCONTINUED BY MANUFACTURER, SCR, INPUT(CB), 575V, 300-650HP, 1336STG
    ✓ IN STOCK!
    Buy Surplus As Low As $931.18
    $931.18
    ALLEN BRADLEY SP-192709

    ALLEN BRADLEY

    SP-192709

    DISCONTINUED BY MANUFACTURER, SCR KIT, 250 AMP, 1600 VAC
    ✓ IN STOCK!
    Buy Surplus As Low As $734.87
    $734.87
    Repair Yours $568.75
    ALLEN BRADLEY RP-144443

    ALLEN BRADLEY

    RP-144443

    DISCONTINUED BY MANUFACTURER 06/30/2013, THYRISTOR GTO RPLACEMENT KIT, 180 KVA, 460 VAC, OPEN STYLE, MOUNTABLE, SAME AS: 144443, SAME AS: SP-144443, SAME AS: 1336-144443, SAME AS: 1352-14444 ...
    ✓ IN STOCK!
    Buy Surplus As Low As $1,041.77
    $1,041.77
    Repair Yours $919.43
    SIEMENS 6SY7010-0AB34

    SIEMENS

    6SY7010-0AB34

    DISCONTINUED BY MANUFACTURER 10/01/2025, THYRISTOR BLOCK, OF LAYER A, WITH SNUBBER CIRCUIT INFEED/REGENERATIVE FEEDBACK UNITS, 3 PHASE, 1464 AMP, 660-690 VAC, 50/60 HZ
    ✓ IN STOCK!
    Buy Surplus As Low As $33,839.10
    $33,839.10
    Repair Yours $35,108.07
    SIEMENS 6SY7010-0AB04

    SIEMENS

    6SY7010-0AB04

    DISCONTINUED BY MANUFACTURER 10/01/2025, THYRISTOR BLOCK, OF LAYER A, WITH SNUBBER CIRCUIT INFEED/REGENERATIVE FEEDBACK UNITS, 3 PHASE, 1023 AMP, 380-460 VAC, 50/60 HZ
    ✓ IN STOCK!
    Buy Surplus As Low As $17,753.00
    $17,753.00
    Repair Yours $16,627.72
    THE MOXA GROUP AWK-1100-EU

    THE MOXA GROUP

    AWK-1100-EU

    DISCONTINUED BY MANUFACTURER, WIRELESS ACCESS POINT, 0.3 AMPS, 24 VDC, DIN RAIL MOUNTING
    ✓ IN STOCK!
    Buy Surplus As Low As $735.28
    $735.28
    Repair Yours $600.00
    POWEREX PM100CSA120

    POWEREX

    PM100CSA120

    DISCONTINUED BY MANUFACTURER, IGBT MODULE, 1.2KV, 100 AMP, 3 PHASE, IGBT INVERTER OUTPUT, CHASSIS MOUNT, POWER DRIVER MODULE
    ✓ IN STOCK!
    Buy Surplus As Low As $707.76
    $707.76
    GENERAL ELECTRIC 68A9502P2

    GENERAL ELECTRIC

    68A9502P2

    SCR
    ✓ IN STOCK!
    $5,724.00 Buy Surplus As Low As $1,907.54
    $1,907.54
    FUJI ELECTRIC A50L-5000-0017

    FUJI ELECTRIC

    A50L-5000-0017

    SEMICONDUCTOR POWER MODULE, 50A, 400V, HIGH-EFFICIENCY
    ✓ IN STOCK!
    $1,732.36 Buy New $1,732.36
    $1,283.22
    SIEMENS 6SY7010-0AB03

    SIEMENS

    6SY7010-0AB03

    DISCONTINUED BY MANUFACTURER 10/01/2025, THYRISTOR BLOCK, OF LAYER A, WITH SNUBBER CIRCUIT INFEED/REGENERATIVE FEEDBACK UNITS, 3 PHASE, 1023 AMP, 380-460 VAC, 50/60 HZ
    ✓ IN STOCK!
    Buy Surplus As Low As $18,217.71
    $18,217.71
    Repair Yours $15,120.70
    SIEMENS 6SY7000-0AD50

    SIEMENS

    6SY7000-0AD50

    DISCONTINUED BY MANUFACTURER, 10/06/2011, IGBT TRANSISTOR MODULE, 1800 AMP, 1600 VOLT, FZ1800R16KF4
    ✓ IN STOCK!
    Buy Surplus As Low As $32,250.00
    $32,250.00
    SIEMENS 6RY17020CA34

    SIEMENS

    6RY17020CA34

    THYRISTOR CHAIN,D600/2200, 4Q , 6RY17020CA34
    ✓ IN STOCK!
    $27,492.00 Buy Surplus As Low As $10,679.81
    $10,679.81
    POWEREX CM50TF-24H

    POWEREX

    CM50TF-24H

    DISCONTINUED BY MANUFACTURER, IGBT POWER BLOCK MODULE, 50 AMP, 1200 V, SIX PAC CONFIGURATION
    ✓ IN STOCK!
    Buy Surplus As Low As $510.15
    $510.15
    WESTINGHOUSE 1D77547G01

    WESTINGHOUSE

    1D77547G01

    A300 125HP POWER POLE
    ✓ IN STOCK!
    Buy Surplus As Low As $2,635.15
    $2,635.15
    GENERAL ELECTRIC DS3827CSN19A

    GENERAL ELECTRIC

    DS3827CSN19A

    DISCONTINUED BY MANUFACTURER, DS3827CSN19A - CELL STACK ASSY
    ✓ IN STOCK!
    Buy Surplus As Low As $758.24
    $758.24
    GENERAL ELECTRIC 36C774353AEG03

    GENERAL ELECTRIC

    36C774353AEG03

    DISCONTINUED BY MANUFACTURER, THYRISTOR STACK ASSEMBLY, RECTIFIER STACK
    ✓ IN STOCK!
    Buy Surplus As Low As $1,308.60
    $1,308.60
    Repair Yours $1,245.00
    ALLEN BRADLEY 1336-QOUT-SP20A

    ALLEN BRADLEY

    1336-QOUT-SP20A

    DISCONTINUED BY MANUFACTURER, TRANSISTOR ASSEMBLY, OUTPUT, 1336 SERIES, 460 VAC, 300-350 HP, BLACK, OPEN STYLE, MOUNTABLE
    ✓ IN STOCK!
    Buy Surplus As Low As $19,444.55
    $19,444.55
    ALLEN BRADLEY 2364-SPG04A

    ALLEN BRADLEY

    2364-SPG04A

    BRIDGE DIODES CURRENT CODE F
    ✓ IN STOCK!
    Buy Surplus As Low As $879.31
    $879.31
    Repair Yours $583.86
    ALLEN BRADLEY 2364-SPG01A

    ALLEN BRADLEY

    2364-SPG01A

    DISCONTINUED BY MANUFACTURER, BRIDGE DIODE, COMMUNICATION, 2 WIRE
    ✓ IN STOCK!
    Buy Surplus As Low As $575.10
    $575.10
    OTIS ELEVATOR CO GEA21310A2

    OTIS ELEVATOR CO

    GEA21310A2

    DISCONTINUED BY MANUFACTURER, SEMICONDUCTOR, 513VDC, 83HZ
    ✓ IN STOCK!
    Buy Surplus As Low As $3,936.60
    $3,936.60
    GENERAL ELECTRIC 55-522522G006

    GENERAL ELECTRIC

    55-522522G006

    RECTIFIER
    ✓ IN STOCK!
    $3,936.50 Buy Surplus As Low As $1,573.34
    $1,573.34
    INFINEON FZ1800R12KF4S1

    INFINEON

    EUPEC

    FZ1800R12KF4S1

    TRANSISTOR, IGBT MODULE, W/ SOFT-SWITCH TRENCH, 1800 AMP, 1200 V, -40 TO +150 DEGREE C
    ✓ IN STOCK!
    $1,907.00 Buy Surplus As Low As $1,450.00
    $1,450.00
    INFINEON FZ1800R12KF4

    INFINEON

    EUPEC

    FZ1800R12KF4

    DISCONTINUED BY MANUFACTURER, IGBT MODULE, 1800AMP CONTINUOUS CURRENT, 400NA, 5KW
    ✓ IN STOCK!
    Buy Surplus As Low As $988.00
    $988.00
    MATSUSHITA ELECTRIC MIP0221SY

    MATSUSHITA ELECTRIC

    PANASONIC

    MIP0221SY

    TRANSISTOR, 700V, 0.3A, MOS, SILICON, TO-220
    ✓ IN STOCK!
    $0.83 Buy Surplus As Low As $0.49
    $0.49
    MULTICOMP DF06

    MULTICOMP

    DF06

    DIODE, BRIDGE RECT, 1-PH, 600V, DIP; NO. OF PHASES:SINGLE PHASE; REPETITIVE PEAK REVERSE VOLTAGE:600V; AVERAGE FORWARD CURRENT:1A; BRIDGE RECTIFIER CASE STYLE:DIP; NO. OF PINS:4PINS; FORWARD ...
    ✓ IN STOCK!
    $0.21 Buy Surplus As Low As $0.12
    $0.12
    FUJI ELECTRIC 7MBR50VW120-51

    FUJI ELECTRIC

    7MBR50VW120-51

    DISCONTINUED BY MANUFACTURER, IGBT MODULE, 60 AMP, 1200 VAC, THROUGH HOLE MOUNT, ECO, PIM
    ✓ IN STOCK!
    Buy Surplus As Low As $108.17
    $108.17
    NEC 2SK3109-AZ

    NEC

    2SK3109-AZ

    POWER FIELD-EFFECT TRANSISTOR, 10 AMP (DRAIN CURRENT-CONTINUOUS), 200 V, 0.4 OHMS, 50 W, 1-ELEMENT, N-CHANNEL, SILICON, TO-220AB
    ✓ IN STOCK!
    $6.43 Buy Surplus As Low As $3.57
    $3.57
    SANREX DF40AA160

    SANREX

    DF40AA160

    BRIDGE RECITIFIER, 40 AMP, 1600V, 3 PHASE
    ✓ IN STOCK!
    $169.00 Buy Surplus As Low As $61.78
    $61.78
    LASER COMPONENTS 2008361

    LASER COMPONENTS

    2008361

    DIODE, LASER, 655NM, 7MW; WAVELENGTH TYP:655NM; NO. OF PINS:3PINS; DIODE CASE STYLE:THROUGH HOLE; OUTPUT POWER:5MW; DATA RATE MAX:-; LASER CLASS:-; OPERATING TEMPERATURE MIN:-10¦C; OPERATING ...
    ✓ IN STOCK!
    $6.72 Buy Surplus As Low As $2.30
    $2.30
    THORLABS INC S2011-EC

    THORLABS INC

    S2011-EC

    DISCONTINUED BY MANUFACTURER, ADJUSTABLE FOCUS LASER DIODE KIT, 635 NM, 4.5 MW, METRIC
    ✓ IN STOCK!
    Buy Surplus As Low As $176.89
    $176.89
    ST MICRO STB6NK90ZT4

    ST MICRO

    STMICRO ELECTRONICS

    STB6NK90ZT4

    MOSFET, N CHANNEL, 900V, 5.8A, TO-263 D2PAK
    ✓ IN STOCK!
    $2.71 Buy Surplus As Low As $1.58
    $1.58
    ON SEMICONDUCTOR 1N5338B

    ON SEMICONDUCTOR

    1N5338B

    DISCONTINUED BY MANUFACTURER, DIODE, ZENER, 5.1V, 5W
    ✓ IN STOCK!
    $0.81 Buy Surplus As Low As $0.58
    $0.58
    VISHAY S1M-E3/61T

    VISHAY

    GENERAL SEMICONDUCTOR

    S1M-E3/61T

    RECTIFIER DIODE, 1 PHASE, 1 ELEMENT, 1A, 1000V V(RRM), SILICON, DO-214AC SMA
    ✓ IN STOCK!
    $0.69 Buy Surplus As Low As $0.40
    $0.40
    FUJI ELECTRIC 6DI15A120

    FUJI ELECTRIC

    6DI15A120

    TRANSISTOR MODULE, 15AMP, 1200V
    ✓ IN STOCK!
    Buy Surplus As Low As $43.00
    $43.00
    FUJI ELECTRIC 6DI10A-050

    FUJI ELECTRIC

    6DI10A-050

    DISCONTINUED BY MANUFACTURER, POWER TRANSISTOR MODULE 15PIN 10AX6 500V
    ✓ IN STOCK!
    Buy Surplus As Low As $51.15
    $51.15
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