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    Precision Industrial Sensors & Switches

    Ensure accurate monitoring and control with fiber optic, humidity, and flow sensors, tailored for precise measurement and enhanced automation reliability.

    Optimize your industrial processes with our cutting-edge sensors and switches. Our comprehensive range features fiber optic cables, oxygen sensors, humidity sensors/transmitters, flow meters, and microswitches/miniature switches to meet your diverse sensing and switching needs. Whether you're optimizing industrial processes, monitoring environmental conditions, or enhancing automation systems, our sensors and switches provide the precision and reliability you need for seamless operations and data-driven decision making. Shop now for cutting-edge sensors and switches 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 151-200 of 788.
    OMRON EE-SX772

    OMRON

    EE-SX772

    LIMIT SWITCH, TC SLOT, PMS, NPN, DARK ON, T SHAPE, INFRARED LIGHT EMITTING DIODE (LED), 2 METER PREWIRED CABLE , EE-SX772
    ✓ IN STOCK!
    $89.66 Buy Surplus As Low As $53.79
    $53.79
    TRI-TRONICS RH-P144AJ/8-30

    TRI-TRONICS

    PHOTOCRAFT

    RH-P144AJ/8-30

    PROGRAMMABLE ENCODER, MODEL RH, 8-30 VDC, 3-PIN MS STYLE CONNECTOR, ONE OUTPUT, ANTI-JITTER FEATURE
    ✓ IN STOCK!
    $475.95 Buy New $475.95
    $287.78
    Repair Yours Contact Us
    RED LION CONTROLS LMPC0000

    RED LION CONTROLS

    LMPC0000

    LOGIC MAGNETIC SENSOR, 9-17 VDC, NPN OUTPUT, 3/4 INCH DIAMETER, 3 WIRE
    ✓ IN STOCK!
    $262.40 Buy Surplus As Low As $139.37
    $139.37
    SICK IM08-1B5PS-ZT1

    SICK

    IM08-1B5PS-ZT1

    INDUCTIVE PROXIMITY SENSOR, 1.5MM FLUSH, PNP, NO, M8, (6020219)
    ✓ IN STOCK!
    $128.17 Buy New $128.17
    $66.35
    SICK IM18-05BPP-ZC1

    SICK

    IM18-05BPP-ZC1

    IM STANDARD, 10-30VDC, +1000HZ, 0.8V, 20MA, CYLINDRICAL THREAD DESIGN, M18 X1, 5MM SENSING RANGE, DC 4-WIRE, PNP, IP68, MALE CONNECTOR M12 4 PIN
    ✓ IN STOCK!
    $164.01 Buy New $164.01
    $142.00
    SICK RTC 3-3P

    SICK

    RTC 3-3P

    REFLECTIVE TAPE, DIAMOND GRADE, 76.2 X 76.2 X 0.88 MM, SELF ADHESIVE, ABRASION-RESISTANT, 10 PIECES PER PACK
    ✓ IN STOCK!
    $90.93 Buy New $90.93
    $62.61
    SICK WL250-P430

    SICK

    WL250-P430

    DISCONTINUED BY MANUFACTURER, PHOTOELECTRIC, RETRO-REFLECTIVE SENSOR, 0.01-13.5 M MAXIMUM SENSING RANGE, 10-30 VDC, PNP, LIGHT/DARK SWITCHING, 1000 HZ, M12 4-PIN CONNECTOR, (6010610)
    ✓ IN STOCK!
    Buy Surplus As Low As $214.93
    $214.93
    Repair Yours Contact Us
    SICK WL36-B330

    SICK

    WL36-B330

    DISCONTINUED BY MANUFACTURER, PHOTOELECTRIC SENSOR, 0.1-22 M SENSING RANGE MAX, 10-30 VDC, 40 MA, PNP, LIGHT-/DARK-SWITCHING, GLASS FIBRE REINFORCED PLASTIC, 3 PIN CONNECTOR, -40 TO +55 DEGR ...
    ✓ IN STOCK!
    Buy Surplus As Low As $115.00
    $115.00
    Repair Yours Contact Us
    SICK WL45-P260

    SICK

    WL45-P260

    1008668, PHOTOELECTRIC SENSOR, RETRO-REFLECTIVE PE, POLARIZED, PNP, RED, 10-60VDC, TERMINAL CHAMBER, TIMING, ALARM,WL45-P260, WL45-P260 REF.PH
    ✓ IN STOCK!
    $1,606.00 Buy New $1,606.00
    $462.46
    Repair Yours Contact Us
    TELCO PA 11 B 303T

    TELCO

    PA 11 B 303T

    PHOTOELECTRIC AMPLIFIER, 70 METER SENSING RANGE, RELAY AND NPN OUTPUT, 24 VDC, 14-20 HZ, 11 PIN, -10 TO +50 DEGREE C OPERATING TEMPERATURE, IP40, NORYL HOUSING MATERIAL, MANUAL ADJUSTMENT
    ✓ IN STOCK!
    $403.92 Buy Surplus As Low As $214.28
    $214.28
    Repair Yours Contact Us
    TOPWORX 11-11110-00

    TOPWORX

    GO SWITCH

    11-11110-00

    LIMIT SWITCH, MODEL 11, SPDT, BRASS, 0.375 IN SENSING RANGE
    ✓ IN STOCK!
    $444.00 Buy Surplus As Low As $267.00
    $267.00
    SMC D-M9PSAPC

    SMC

    D-M9PSAPC

    SOLID STATE AUTO SWITCH, DIRECT MOUNT, IN-LINE, 3-WIRE, PNP OUTPUT, 0.5 M CABLE LENGTH, 3-PIN M8 CONNECTOR, 24 VDC, LED INDICATORS
    ✓ IN STOCK!
    $63.19 Buy Surplus As Low As $35.64
    $35.64
    TURCK BC3-M12-AP6X

    TURCK

    BC3-M12-AP6X

    (2601000), SENSOR, EMBEDDABLE, CAPACITIVE, 3MM RANGE, PARTIAL THREAD, 12MM SIZE, NORMALLY OPEN, PNP (SOURCING), 10-30 VDC, 1 LED, 2 METER CABLE , BC3-M12-AP6X
    ✓ IN STOCK!
    $499.30 Buy New $499.30
    $310.72
    TURCK RK 4T-5

    TURCK

    RK 4T-5

    U2158-1, CORDSET, SINGLE ENDED, M12 EUROFAST, STRAIGHT FEMALE CONNECTOR, STANDARD PLUG BODY, NICKEL PLATED BRASS COUPLING, 3 WIRE, T BARB FITTING, 5 METER LENGTH, NO LEDS, PVC JACKET
    ✓ IN STOCK!
    $34.93 Buy New $34.93
    $20.96
    TURCK BI5U-Q08-AP6X2

    TURCK

    BI5U-Q08-AP6X2

    (1608901), SENSOR, EMBEDDABLE, INDUCTIVE, 5MM RANGE, UPROX, RECTANGULAR, 8MM SIZE, NORMALLY OPEN, PNP (SOURCING), 10-30 VDC, 2 LEDS, 2 METER CABLE , BI5U-Q08-AP6X2
    ✓ IN STOCK!
    $171.11 Buy New $171.11
    $102.66
    TURCK NI20-CP40-FZ3X2

    TURCK

    NI20-CP40-FZ3X2

    DISCONTINUED BY MANUFACTURER, (M1341100), SENSOR, NONEMBEDDABLE, INDUCTIVE, 20MM RANGE, COMBIPROX, 40MM SIZE, CONNECTION PROGRAMMABLE, 2-WIRE, 20-250 VAC/10-300 VDC, 2 LEDS
    ✓ IN STOCK!
    Buy Surplus As Low As $209.13
    $209.13
    TURCK BI1-EG05-AP6X-V1331

    TURCK

    BI1-EG05-AP6X-V1331

    (4608640), SENSOR, EMBEDDABLE, INDUCTIVE, 1MM RANGE, STAINLESS STEEL, FULL THREAD, 5MM SIZE, NORMALLY OPEN, PNP (SOURCING), 10-30 VDC, 1 LED, PICOFAST METAL/MALE, STRAIGHT W/ADAPTER, 3 PIN, ...
    ✓ IN STOCK!
    $242.56 Buy New $242.56
    $152.81
    SICK ZLM1-C1111A10

    SICK

    ZLM1-C1111A10

    PHOTOELECTRIC SENSOR, CLIP-ON MOUNT, SINGLE ACCUMULATION, SINGLE & SLUG RELEASE, AIR-TO-DRIVE VALVE CONFIGURATION, (7027764)
    ✓ IN STOCK!
    $319.98 Buy New $319.98
    $152.21
    Repair Yours Contact Us
    ALLEN BRADLEY 802M-CX

    ALLEN BRADLEY

    802M-CX

    SEALED LIMIT SWITCH, PUSH, SIDE PUSH ROD, OPERATING HEAD ONLY, SPRING RETURN, FOR SERIES 802M PRE-WIRED LIMIT SWITCH
    ✓ IN STOCK!
    Buy Surplus As Low As $87.53
    $87.53
    ALLEN BRADLEY 2090-DAIO-D5003

    ALLEN BRADLEY

    2090-DAIO-D5003

    DISCONTINUED BY MANUFACTURER 12/31/2022, CABLE, KINETIX, NON-FLEX, CN1 CONTROL, 3M
    ✓ IN STOCK!
    Buy Surplus As Low As $109.20
    $109.20
    ALLEN BRADLEY 42QA-G5LE-D5

    ALLEN BRADLEY

    PHOTOSWITCH

    42QA-G5LE-D5

    DISCONTINUED BY MANUFACTURER, 08/13/2014, PHOTOELECTRIC SENSOR, 9000 SERIES, ADJUSTABLE SENSITIVITY, M12 5 PIN CONNECTION, PNP, LIGHT/DARK OPERATE, QUICK DISCONNECT
    ✓ IN STOCK!
    Buy Surplus As Low As $488.72
    $488.72
    ALLEN BRADLEY 42KB-T1LPSQ-Y3

    ALLEN BRADLEY

    PHOTOSWITCH

    42KB-T1LPSQ-Y3

    MICRO RECTANGULAR SENSOR,SIDE THROUGH HOLE,TRANSMITTED BEAM PAIR,INFRARED,5000.00 EA ,MANUALLY ADJUSTABLE,PNP,DC LO OR DO SELECTABLE,3 PIN
    ✓ IN STOCK!
    Buy Surplus As Low As $225.00
    $225.00
    ALLEN BRADLEY 871F-N65BP80-N4

    ALLEN BRADLEY

    871F-N65BP80-N4

    INDUCTIVE SENSOR, FLAT PACK STYLE, NONE, 83X83 MM HOUSING, 4 WIRE DC UNSHIELDED, 65 MM SENSING DISTANCE, NOC & NCC SOURCING, 4 WIRE DC MINI QD
    ✓ IN STOCK!
    Buy Surplus As Low As $267.75
    $267.75
    ALLEN BRADLEY 872C-DH10NP30-D4

    ALLEN BRADLEY

    PHOTOSWITCH

    872C-DH10NP30-D4

    DISCONTINUED BY MANUFACTURER 02/12/2016, PROXIMITY SWITCH, SHIELDED, 10-30VDC, RANGE10MM, PNP
    ✓ IN STOCK!
    Buy Surplus As Low As $147.74
    $147.74
    ALLEN BRADLEY 871TM-N20NP18-A2

    ALLEN BRADLEY

    871TM-N20NP18-A2

    INDUCTIVE SENSOR,METAL FACE,18 MM BARREL DIAMETER,DC UNSHIELDED,20 MM SENSING DISTANCE,N.O. SOURCING DC IO-LINK,2M PUR CABLE
    ✓ IN STOCK!
    Buy Surplus As Low As $164.00
    $164.00
    SICK WL18-3P430

    SICK

    WL18-3P430

    DISCONTINUED BY MANUFACTURER, PHOTOELECTRIC SENSOR, RETRO-REFLECTIVE, 7 METER SENSING RANGE, VISIBLE RED LED, 40 MM DIAMETER LIGHT SPOT SIZE, 10-30 VDC, PNP SWITCHING, COMPLEMENTARY, 4-PIN M ...
    ✓ IN STOCK!
    Buy Surplus As Low As $417.52
    $417.52
    SMC ISE30-T1-25-L

    SMC

    ISE30-T1-25-L

    DISCONTINUED BY MANUFACTURER, DIGITAL PRESSURE SWITCH, POSITIVE PRESSURE, 0 TO 1.0 MPA, 1/8 NPT (M5 FEMALE THREAD), NPN OUTPUT, UNIT SWITCHING, LEAD WIRE WITH CONNECTOR
    ✓ IN STOCK!
    Buy Surplus As Low As $74.25
    $74.25
    Repair Yours Contact Us
    TURCK PKW 3Z-5

    TURCK

    PKW 3Z-5

    U0879-41, MOLDED CORDSET, 4 AMP, 125 VAC/DC, 3-PHASE, SINGLE END, NON-KEYED, 90 DEGREE, 5M CABLE LENGTH, (U0879-41) , PKW 3Z-5
    ✓ IN STOCK!
    $37.00 Buy New $37.00
    $16.00
    ALLEN BRADLEY 194E-KA20E-PD10

    ALLEN BRADLEY

    194E-KA20E-PD10

    LOAD SWITCH, SERIES 194E, ENCLOSED, DISCONNECT, SMALL-FRAME SWITCH, W/194R HANDLES, UL TYPE 3/4/4X, IP66 NON-METALLIC, 25 AMP LOAD, RED/YELLOW HANDLE, 1 NO E.B., 3 POLE, MOUNTABLE
    ✓ IN STOCK!
    Buy Surplus As Low As $269.37
    $269.37
    SMC ZSE1-T1-55

    SMC

    ZSE1-T1-55

    COMPACT PRESSURE SWITCH, VACUUM, NPTF 1/8 PIPE, M5 X 0.8 (FEMALE) THREADED, PNP OPEN COLLECTOR, 1 OUTPUT, 200 DEGREES ADJUSTMENT, GROMMET TYPE, 0.6M LEAD WIRE
    ✓ IN STOCK!
    $189.00 Buy Surplus As Low As $76.00
    $76.00
    Repair Yours Contact Us
    OMRON CJ1W-PTS51

    OMRON

    CJ1W-PTS51

    THERMOCOUPLE INPUT UNIT, ISOLATED, 4 ANALOG INPUTS, 24VDC SUPPLY VOLTAGE, 250 MS / 4 INPUTS CONVERSION SPEED, ROHS COMPLIANT, DIN-RAIL MOUNTED , CJ1W-PTS51
    ✓ IN STOCK!
    $1,583.00 Buy Surplus As Low As $435.60
    $435.60
    Repair Yours Contact Us
    SMC ISE30-T1-26-L

    SMC

    ISE30-T1-26-L

    DISCONTINUED BY MANUFACTURER, DIGITAL PRESSURE SWITCH, POSITIVE PRESSURE, 0 TO 1.0 MPA, 1/8 NPT (M5 FEMALE THREAD), 1-5V OUTPUT, UNIT SWITCHING, LEAD WIRE WITH CONNECTOR
    ✓ IN STOCK!
    Buy Surplus As Low As $83.41
    $83.41
    Repair Yours Contact Us
    SMC ISE30-T1-65

    SMC

    ISE30-T1-65

    DISCONTINUED BY MANUFACTURER, DIGITAL PRESSURE SWITCH, POSITIVE PRESSURE, 0 TO 1.0 MPA, 1/8 NPT (M5 FEMALE THREAD), PNP OUTPUT, UNIT SWITCHING, WITHOUT LEAD WIRE
    ✓ IN STOCK!
    Buy Surplus As Low As $37.77
    $37.77
    Repair Yours Contact Us
    SMC ISE2-01-55L

    SMC

    ISE2-01-55L

    COMPACT PRESSURE SWITCH, 12-24 VDC, POSITIVE PRESSURE, 0 TO 1 MPA, SINGLE MOUNT R1/8, PNP OPEN COLLECTOR, GROMMET, 3M LEAD WIRE
    ✓ IN STOCK!
    $155.04 Buy Surplus As Low As $107.71
    $107.71
    Repair Yours Contact Us
    SMC ISE2-T1-15CL

    SMC

    ISE2-T1-15CL

    COMPACT PRESSURE SWITCH, 12-24 VDC, POSITIVE PRESSURE, 0 TO 1 MPA, SINGLE MOUNT NPTF 1/8, NPN OPEN COLLECTOR, CONNECTOR, 3M LEAD WIRE
    ✓ IN STOCK!
    $140.00 Buy Surplus As Low As $84.00
    $84.00
    Repair Yours Contact Us
    SMC ISE30-01-25

    SMC

    ISE30-01-25

    DISCONTINUED BY MANUFACTURER, DIGITAL PRESSURE SWITCH, POSITIVE PRESSURE, 0 TO 1.0 MPA, R1/8 (M5 FEMALE THREAD), NPN OUTPUT, UNIT SWITCHING, WITHOUT LEAD WIRE
    ✓ IN STOCK!
    Buy Surplus As Low As $32.00
    $32.00
    Repair Yours Contact Us
    SMC ISE30-01-65

    SMC

    ISE30-01-65

    DISCONTINUED BY MANUFACTURER, DIGITAL PRESSURE SWITCH, POSITIVE PRESSURE, 0 TO 1.0 MPA, R1/8 (M5 FEMALE THREAD), PNP OUTPUT, UNIT SWITCHING, WITHOUT LEAD WIRE
    ✓ IN STOCK!
    Buy Surplus As Low As $129.46
    $129.46
    Repair Yours Contact Us
    SMC ISE1-01-14

    SMC

    ISE1-01-14

    COMPACT PRESSURE SWITCH, POSITIVE PRESSURE, 0-1 MPA, R1/8 PIPE, M5 X 0.8 (FEMALE) THREADED, NPN OPEN COLLECTOR, 1 OUTPUT, 3 TURNS ADJUSTMENT, GROMMET TYPE, 0.6M LEAD WIRE
    ✓ IN STOCK!
    $179.00 Buy Surplus As Low As $108.00
    $108.00
    Repair Yours Contact Us
    SMC ISE1-01-14CL

    SMC

    ISE1-01-14CL

    COMPACT PRESSURE SWITCH, POSITIVE PRESSURE, 0-1 MPA, R1/8 PIPE, M5 X 0.8 (FEMALE) THREADED, NPN OPEN COLLECTOR, 1 OUTPUT, 3 TURNS ADJUSTMENT, CONNECTOR TYPE, 3M LEAD WIRE
    ✓ IN STOCK!
    $189.00 Buy Surplus As Low As $106.00
    $106.00
    Repair Yours Contact Us
    SMC ISE1-01-55CL

    SMC

    ISE1-01-55CL

    COMPACT PRESSURE SWITCH, POSITIVE PRESSURE, 0-1 MPA, R1/8 PIPE, M5 X 0.8 (FEMALE) THREADED, PNP OPEN COLLECTOR, 1 OUTPUT, 200 DEGREES ADJUSTMENT, CONNECTOR TYPE, 3M LEAD WIRE
    ✓ IN STOCK!
    $199.00 Buy Surplus As Low As $152.00
    $152.00
    Repair Yours Contact Us
    SMC ISE1-01-55L

    SMC

    ISE1-01-55L

    COMPACT PRESSURE SWITCH, POSITIVE PRESSURE, 0-1 MPA, R1/8 PIPE, M5 X 0.8 (FEMALE) THREADED, PNP OPEN COLLECTOR, 1 OUTPUT, 200 DEGREES ADJUSTMENT, GROMMET TYPE, 3M LEAD WIRE
    ✓ IN STOCK!
    $200.00 Buy Surplus As Low As $94.00
    $94.00
    Repair Yours Contact Us
    SMC ISE1-T1-15

    SMC

    ISE1-T1-15

    COMPACT PRESSURE SWITCH, POSITIVE PRESSURE, 0-1 MPA, NPTF 1/8 PIPE, M5 X 0.8 (FEMALE) THREADED, NPN OPEN COLLECTOR, 1 OUTPUT, 200 DEGREES ADJUSTMENT, GROMMET TYPE, 0.6M LEAD WIRE
    ✓ IN STOCK!
    $179.00 Buy Surplus As Low As $87.00
    $87.00
    Repair Yours Contact Us
    SMC ISE1-T1-55

    SMC

    ISE1-T1-55

    COMPACT PRESSURE SWITCH, POSITIVE PRESSURE, 0-1 MPA, NPTF 1/8 PIPE, M5 X 0.8 (FEMALE) THREADED, PNP OPEN COLLECTOR, 1 OUTPUT, 200 DEGREES ADJUSTMENT, GROMMET TYPE, 0.6M LEAD WIRE
    ✓ IN STOCK!
    $189.00 Buy Surplus As Low As $53.00
    $53.00
    Repair Yours Contact Us
    SMC ISE2-01-15

    SMC

    ISE2-01-15

    COMPACT PRESSURE SWITCH, 12-24 VDC, POSITIVE PRESSURE, 0 TO 1 MPA, SINGLE MOUNT R1/8, NPN OPEN COLLECTOR, GROMMET, 0.6M LEAD WIRE
    ✓ IN STOCK!
    $131.00 Buy Surplus As Low As $32.00
    $32.00
    Repair Yours Contact Us
    SMC ISE2-01-15CN

    SMC

    ISE2-01-15CN

    COMPACT PRESSURE SWITCH, 12-24 VDC, POSITIVE PRESSURE, 0 TO 1 MPA, SINGLE MOUNT R1/8, NPN OPEN COLLECTOR, WITHOUT CONNECTOR
    ✓ IN STOCK!
    $133.62 Buy Surplus As Low As $72.96
    $72.96
    Repair Yours Contact Us
    SMC ISE2-01-55C

    SMC

    ISE2-01-55C

    COMPACT PRESSURE SWITCH, 12-24 VDC, POSITIVE PRESSURE, 0 TO 1 MPA, SINGLE MOUNT R1/8, PNP OPEN COLLECTOR, CONNECTOR, 0.6M LEAD WIRE
    ✓ IN STOCK!
    $155.00 Buy Surplus As Low As $77.00
    $77.00
    Repair Yours Contact Us
    BANNER ENGINEERING D12E2N6FV

    BANNER ENGINEERING

    D12E2N6FV

    GLASS FIBER OPTIC, RANGE, DEPEN, D12 EXPERT SERIES
    ✓ IN STOCK!
    $468.60 Buy Surplus As Low As $236.00
    $236.00
    BANNER ENGINEERING MIAD9LVAGQ

    BANNER ENGINEERING

    MIAD9LVAGQ

    RETRO-REFLECTIVE SENSOR, MINI-BEAM NAMUR, POLARIZED RETRO, 50 MM TO 2 M, 5-15 VDC, EURO M12 4-PIN INTEGRAL QD, (37294)
    ✓ IN STOCK!
    $246.33 Buy Surplus As Low As $164.82
    $164.82
    BANNER ENGINEERING Q12AB6FF30Q

    BANNER ENGINEERING

    Q12AB6FF30Q

    PHOTOELECTRIC SENSOR, FOR SERIES Q12, 30 MM RANGE, 10-30 VDC, OUTPUT: LO, 1 NPN, 1 PNP, PIGTAIL QD CONNECTION, RED LED SENSING BEAM, THERMOPLASTIC HOUSING, (72111)
    ✓ IN STOCK!
    $158.51 Buy Surplus As Low As $115.26
    $115.26
    Repair Yours Contact Us
    BANNER ENGINEERING QS30RRXQ

    BANNER ENGINEERING

    QS30RRXQ

    HIGH-POWERED RECEIVER, WORLD-BEAM QS30 SERIES, RANGE: 213 M, INPUT: 10-30 VDC, OUTPUT: DO (DARK OPERATE) BIPOLAR: 1 NPN, 1 PNP, M12 QUICK DISCONNECT, (71741)
    ✓ IN STOCK!
    $239.24 Buy Surplus As Low As $164.72
    $164.72
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