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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 201-250 of 788.
    SMC ZSE30-01-25-ML

    SMC

    ZSE30-01-25-ML

    DISCONTINUED BY MANUFACTURER, DIGITAL PRESSURE SWITCH, VACUUM/LOW PRESSURE, -100 TO 100 KPA, R1/8 (M5 FEMALE THREAD), NPN OUTPUT, FIXED SI UNIT, LEAD WIRE WITH CONNECTOR
    ✓ IN STOCK!
    Buy Surplus As Low As $68.00
    $68.00
    Repair Yours Contact Us
    SMC ZSE30-01-26-M

    SMC

    ZSE30-01-26-M

    DISCONTINUED BY MANUFACTURER, DIGITAL PRESSURE SWITCH, VACUUM/LOW PRESSURE, -100 TO 100 KPA, R1/8 (M5 FEMALE THREAD), 1-5V OUTPUT, FIXED SI UNIT, WITHOUT LEAD WIRE
    ✓ IN STOCK!
    Buy Surplus As Low As $50.00
    $50.00
    Repair Yours Contact Us
    SMC ZSE30-01-65-M

    SMC

    ZSE30-01-65-M

    DISCONTINUED BY MANUFACTURER, DIGITAL PRESSURE SWITCH, VACUUM/LOW PRESSURE, -100 TO 100 KPA, R1/8 (M5 FEMALE THREAD), PNP OUTPUT, FIXED SI UNIT, WITHOUT LEAD WIRE
    ✓ IN STOCK!
    Buy Surplus As Low As $38.80
    $38.80
    Repair Yours Contact Us
    BALLUFF BES 516-377-G-E5-C-S49

    BALLUFF

    BES 516-377-G-E5-C-S49

    (BES0113) INDUCTIVE SENSOR, 2 MM RANGE, 10-30 VDC, 1500 HZ, PNP, N/C, M8 MALE 3 PIN CONNECTOR, STAINLESS STEEL, FLUSH MOUNT, -40 TO +85 DEGREE C, IP68, BES0113
    ✓ IN STOCK!
    $206.00 Buy Surplus As Low As $100.48
    $100.48
    BANNER ENGINEERING LM8-1

    BANNER ENGINEERING

    LM8-1

    (16302), LOGIC MODULE, MULTI-BEAM, POWER BLOCK INPUT, DELAYED ONE-SHOT, INTERCONNECTING PINS
    ✓ IN STOCK!
    $240.00 Buy Surplus As Low As $93.00
    $93.00
    BANNER ENGINEERING Q45BB6LLQ6

    BANNER ENGINEERING

    Q45BB6LLQ6

    41032, Q45 SERIES: LASER RETRO, RANGE: 0.3 - 70 M, INPUT: 10-30 V DC, OUTPUT: BIPOLAR: 1 NPN, 1 PNP, EURO M12 5-PIN INTEGRAL QD
    ✓ IN STOCK!
    $612.15 Buy Surplus As Low As $410.41
    $410.41
    Repair Yours Contact Us
    BIMBA HSKQ

    BIMBA

    HSKQ

    SWITCH, SOLID STATE, 8MM, MALE CONNECTOR, 3 CONDUCTOR
    ✓ IN STOCK!
    $159.00 Buy Surplus As Low As $93.00
    $93.00
    EATON CORPORATION E50DR1

    EATON CORPORATION

    CUTLER HAMMER

    E50DR1

    LIMIT SWITCH HEAD ONLY, SIDE ROTARY, SPRING RETURN
    ✓ IN STOCK!
    $180.48 Buy Surplus As Low As $103.82
    $103.82
    DWYER 1638-1

    DWYER

    1638-1

    PRESSURE SWITCH, DIFFERENTIAL, 10 PSI PRESSURE LIMIT (CONTINUOUS), 120-480 VAC, 60 HZ, 15 AMP RATING, SINGLE-POLE DOUBLE THROW SWITCH TYPE, 1/8 INCH NPT PORT
    ✓ IN STOCK!
    $764.38 Buy New $764.38
    $458.62
    Repair Yours Contact Us
    MOORE INDUSTRIES IPT/4-20MA/3-15PSIG/20PSI-FA1(DIN)

    MOORE INDUSTRIES

    IPT/4-20MA/3-15PSIG/20PSI-FA1(DIN)

    DISCONTINUED BY MANUFACTURER,CURRENT PRESSURE TRANSMITTER, 3-15PSIG, 20PSI MAX
    ✓ IN STOCK!
    Buy Surplus As Low As $340.94
    $340.94
    Repair Yours Contact Us
    OMRON E3HT-DS3E1

    OMRON

    E3HT-DS3E1

    DISCONTINUED BY MANUFACTURER,PHOTOELECTRIC SENSOR, 8 MM BARREL, E3HT SERIES, DIFFUSE, 35 MM, NPN, 12 TO 24VDC, STANDARD CABLE LENGTH 2M
    ✓ IN STOCK!
    Buy Surplus As Low As $197.64
    $197.64
    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
    SMC ZSE30-N7H-25-LD

    SMC

    ZSE30-N7H-25-LD

    DISCONTINUED BY MANUFACTURER, DIGITAL PRESSURE SWITCH, VACUUM/LOW PRESSURE, -100 TO 100 KPA, 1/4" STRAIGHT FITTING, NPN OUTPUT, UNIT SWITCHING, LEAD WIRE WITH CONNECTOR, PANEL MOUNT + FRONT ...
    ✓ IN STOCK!
    Buy Surplus As Low As $83.59
    $83.59
    Repair Yours Contact Us
    SMC ZSE1-00-14L

    SMC

    ZSE1-00-14L

    COMPACT PRESSURE SWITCH, VACUUM, ZM EJECTOR MOUNT, NPN OPEN COLLECTOR, 1 OUTPUT, 3 TURNS ADJUSTMENT, GROMMET TYPE, 3M LEAD WIRE
    ✓ IN STOCK!
    $197.00 Buy Surplus As Low As $96.00
    $96.00
    Repair Yours Contact Us
    SMC ZSE1-00-15CL

    SMC

    ZSE1-00-15CL

    COMPACT PRESSURE SWITCH, VACUUM, ZM EJECTOR MOUNT, NPN OPEN COLLECTOR, 1 OUTPUT, 200 DEGREES ADJUSTMENT, CONNECTOR TYPE, 3M LEAD WIRE
    ✓ IN STOCK!
    $197.00 Buy Surplus As Low As $59.21
    $59.21
    Repair Yours Contact Us
    SMC ZSE1-00-15CN

    SMC

    ZSE1-00-15CN

    COMPACT PRESSURE SWITCH, VACUUM, ZM EJECTOR MOUNT, NPN OPEN COLLECTOR, 1 OUTPUT, 200 DEGREES ADJUSTMENT, WITHOUT CONNECTOR
    ✓ IN STOCK!
    $189.00 Buy Surplus As Low As $76.00
    $76.00
    Repair Yours Contact Us
    SMC ZSE1-00-17

    SMC

    ZSE1-00-17

    COMPACT PRESSURE SWITCH, VACUUM, ZM EJECTOR MOUNT, NPN OPEN COLLECTOR, 2 OUTPUTS, 200 DEGREES ADJUSTMENT, GROMMET TYPE, 0.6M LEAD WIRE
    ✓ IN STOCK!
    $197.00 Buy Surplus As Low As $87.00
    $87.00
    Repair Yours Contact Us
    SMC ZSE1-00-55

    SMC

    ZSE1-00-55

    COMPACT PRESSURE SWITCH, VACUUM, ZM EJECTOR MOUNT, PNP OPEN COLLECTOR, 1 OUTPUT, 200 DEGREES ADJUSTMENT, GROMMET TYPE, 0.6M LEAD WIRE
    ✓ IN STOCK!
    $157.76 Buy Surplus As Low As $103.06
    $103.06
    Repair Yours Contact Us
    SMC ZSE1-00-55C

    SMC

    ZSE1-00-55C

    COMPACT PRESSURE SWITCH, VACUUM, ZM EJECTOR MOUNT, PNP OPEN COLLECTOR, 1 OUTPUT, 200 DEGREES ADJUSTMENT, CONNECTOR TYPE, 0.6M LEAD WIRE
    ✓ IN STOCK!
    $205.00 Buy Surplus As Low As $104.00
    $104.00
    Repair Yours Contact Us
    SMC ZSE1-01-14CL

    SMC

    ZSE1-01-14CL

    COMPACT PRESSURE SWITCH, VACUUM, 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 $83.00
    $83.00
    Repair Yours Contact Us
    SMC ZSE1-01-14L

    SMC

    ZSE1-01-14L

    COMPACT PRESSURE SWITCH, VACUUM, R1/8 PIPE, M5 X 0.8 (FEMALE) THREADED, NPN OPEN COLLECTOR, 1 OUTPUT, 3 TURNS ADJUSTMENT, GROMMET TYPE, 3M LEAD WIRE
    ✓ IN STOCK!
    $189.00 Buy Surplus As Low As $106.00
    $106.00
    Repair Yours Contact Us
    SMC ZSE1-01-55L

    SMC

    ZSE1-01-55L

    COMPACT PRESSURE SWITCH, VACUUM, R1/8 PIPE, M5 X 0.8 (FEMALE) THREADED, PNP OPEN COLLECTOR, 1 OUTPUT, 200 DEGREES ADJUSTMENT, GROMMET TYPE, 3M LEAD WIRE
    ✓ IN STOCK!
    $204.00 Buy Surplus As Low As $126.48
    $126.48
    Repair Yours Contact Us
    SMC ZSE1-T1-14L

    SMC

    ZSE1-T1-14L

    COMPACT PRESSURE SWITCH, VACUUM, NPTF 1/8 PIPE, M5 X 0.8 (FEMALE) THREADED, NPN OPEN COLLECTOR, 1 OUTPUT, 3 TURNS ADJUSTMENT, GROMMET TYPE, 3M LEAD WIRE
    ✓ IN STOCK!
    $192.78 Buy Surplus As Low As $93.20
    $93.20
    Repair Yours Contact Us
    SMC ZSE1-T1-15

    SMC

    ZSE1-T1-15

    COMPACT PRESSURE SWITCH, VACUUM, 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!
    $146.88 Buy Surplus As Low As $60.13
    $60.13
    Repair Yours Contact Us
    SMC ZSE1-T1-15C

    SMC

    ZSE1-T1-15C

    COMPACT PRESSURE SWITCH, VACUUM, NPTF 1/8 PIPE, M5 X 0.8 (FEMALE) THREADED, NPN OPEN COLLECTOR, 1 OUTPUT, 200 DEGREES ADJUSTMENT, CONNECTOR TYPE, 0.6M LEAD WIRE
    ✓ IN STOCK!
    $183.00 Buy Surplus As Low As $100.00
    $100.00
    Repair Yours Contact Us
    SMC ZSE1-T1-17

    SMC

    ZSE1-T1-17

    COMPACT PRESSURE SWITCH, VACUUM, NPTF 1/8 PIPE, M5 X 0.8 (FEMALE) THREADED, NPN OPEN COLLECTOR, 2 OUTPUTS, 200 DEGREES ADJUSTMENT, GROMMET TYPE, 0.6M LEAD WIRE
    ✓ IN STOCK!
    $189.00 Buy Surplus As Low As $144.00
    $144.00
    Repair Yours Contact Us
    SMC ZSE2-01-55C

    SMC

    ZSE2-01-55C

    COMPACT PRESSURE SWITCH, 12-24 VDC, VACUUM, 0 TO -101 KPA, SINGLE MOUNT R1/8, PNP OPEN COLLECTOR, CONNECTOR, 0.6M LEAD WIRE
    ✓ IN STOCK!
    $147.00 Buy Surplus As Low As $55.00
    $55.00
    Repair Yours Contact Us
    SMC ZSE2-01-55CL

    SMC

    ZSE2-01-55CL

    COMPACT PRESSURE SWITCH, 12-24 VDC, VACUUM, 0 TO -101 KPA, SINGLE MOUNT R1/8, PNP OPEN COLLECTOR, CONNECTOR, 3M LEAD WIRE
    ✓ IN STOCK!
    $165.52 Buy Surplus As Low As $99.31
    $99.31
    Repair Yours Contact Us
    TURCK BIM-IKE-AN6X-H1141 W/KLI3

    TURCK

    BIM-IKE-AN6X-H1141 W/KLI3

    (4621790), CYLINDER POSITION SENSOR, EMBEDDABLE, INDUCTIVE, MAGNET OPERATED, METAL, ACTIVE FACE ON END, NORMALLY OPEN, NPN (SINKING), 10-30 VDC, 1 LED, EUROFAST M12 MALE, STRAIGHT, 4 PIN, ST ...
    ✓ IN STOCK!
    $92.93 Buy New $92.93
    $66.38
    TURCK NI10-K20-AP6X

    TURCK

    NI10-K20-AP6X

    (46640), PLASTIC BARREL, WITH CABLE, 10-30VDC, PNP OUTPUT
    ✓ IN STOCK!
    $271.44 Buy New $271.44
    $187.68
    TURCK PKW 3M-4/SV

    TURCK

    PKW 3M-4/SV

    U0907-39, PICOFAST MOLDED CORDSET, (U0907-39), 4 AMP, 125V , PKW 3M-4/SV
    ✓ IN STOCK!
    $31.00 Buy New $31.00
    $12.74
    ALLEN BRADLEY 1485T-P1H4-B1

    ALLEN BRADLEY

    1485T-P1H4-B1

    DISCONTINUED BY MANUFACTURER 12/31/2015, DEVICENET POWER DEVICE, KWIKLINK HEAVY DUTY CONNECTOR, CABLE / FLYING LEADS DEVICENET, 1 METER, NON-SEALED VERSION
    ✓ IN STOCK!
    Buy Surplus As Low As $60.00
    $60.00
    ALLEN BRADLEY 99-275-1

    ALLEN BRADLEY

    PHOTOSWITCH

    99-275-1

    DISCONTINUED BY MANUFACTURER, FIBER OPTIC CABLE GLASS, 3 FOOT CABLE, BLACK, MOUNTABLE
    ✓ IN STOCK!
    Buy Surplus As Low As $54.15
    $54.15
    ALLEN BRADLEY 99-39-1

    ALLEN BRADLEY

    PHOTOSWITCH

    99-39-1

    DISCONTINUED BY MANUFACTURER, CABLE, GLASS, FIBER OPTIC, MOUNTABLE
    ✓ IN STOCK!
    Buy Surplus As Low As $111.30
    $111.30
    ALLEN BRADLEY 802M-K1Y8

    ALLEN BRADLEY

    802M-K1Y8

    LIMIT SWITCH, PRE-WIRED FACTORY SEALED, COMPLETE SWITCH, SIDE PUSH ROLLER, HORIZONTAL, 2-CIRCUIT, EXTENDED CABLE LENGTH: 2.43M (8FT)
    ✓ IN STOCK!
    Buy Surplus As Low As $106.47
    $106.47
    EFECTOR IG-2005-BBOA/10M

    EFECTOR

    IFM

    IG-2005-BBOA/10M

    DISCONTINUED BY MANUFACTURER, PROXIMITY SWITCH, INDUCTIVE, 8MM RANGE, DC, W/10M CABLE
    ✓ IN STOCK!
    Buy Surplus As Low As $83.80
    $83.80
    HONEYWELL MPE1HD

    HONEYWELL

    MICROSWITCH

    MPE1HD

    DISCONTINUED BY MANUFACTURER, PHOTOELECTRIC HEAD, EMITTER, THRU SCAN
    ✓ IN STOCK!
    Buy Surplus As Low As $78.91
    $78.91
    SIECOR TBII-OFNR-UL-OFN-FT4

    SIECOR

    TBII-OFNR-UL-OFN-FT4

    DISCONTINUED BY MANUFACTURER, CABLE FIBER OPTICAL 62.5/125UM
    ✓ IN STOCK!
    Buy Surplus As Low As $5.72
    $5.72
    MITSUBISHI MR-J3ENSCBL20M-H

    MITSUBISHI

    MR-J3ENSCBL20M-H

    ENCODER CABLE, 20 METER LENGTH, FOR SERVO MOTOR, IP67 HIGH FLEX
    ✓ IN STOCK!
    $826.45 Buy Surplus As Low As $304.94
    $304.94
    SICK IME12-04BPSZC0S

    SICK

    IME12-04BPSZC0S

    INDUCTIVE PROXIMITY SENSOR, 4 MM SENSING RANGE, FLUSH, PNP SWITCHING OUTPUT, NORMALLY OPEN, M12 THREADED HOUSING, BRASS NICKEL-PLATED, MOUNTING NUT (2X), M12 X 1 MALE 4-PIN CONNECTOR, (10407 ...
    ✓ IN STOCK!
    $59.00 Buy New $59.00
    $37.74
    BALLUFF BOS 18KW-PA-1QC-S4-C

    BALLUFF

    BOS 18KW-PA-1QC-S4-C

    (BOS00LW) PHOTOELECTRIC SENSOR, RETROREFLECTIVE, 10-30 VDC, PNP, NO/NC, 0-3 M SENSING RANGE, M12 MALE 4 PIN CONNECTOR, LED LIGHT SOURCE, -25 TO +55 DEGREE C, IP67, BOS00LW
    ✓ IN STOCK!
    $102.00 Buy Surplus As Low As $61.80
    $61.80
    Repair Yours Contact Us
    HONEYWELL 133568

    HONEYWELL

    133568

    AUXILIARY SWITCH, FOR V4055/V4062/V49055 GAS VALVES
    ✓ IN STOCK!
    $197.99 Buy Surplus As Low As $118.79
    $118.79
    BALLUFF BOS 18KF-PA-1TB-S4-C

    BALLUFF

    BOS 18KF-PA-1TB-S4-C

    (BOS00K7) PHOTOELECTRIC SENSOR, SERIES 18KF, RETRO REFLECTIVE, 0.1-1.7 METER RANGE, RED LED LIGHT EMITTER, MALE M12 4 PIN CONNECTION TYPE, PNP NORMALLY CLOSED (NC), 100 MA, 10-30 VDC, BOS00K ...
    ✓ IN STOCK!
    $119.00 Buy Surplus As Low As $72.10
    $72.10
    Repair Yours Contact Us
    PARKER PXCM601A110

    PARKER

    SCHRADER BELLOWS

    PXCM601A110

    LIMIT SWITCH, MINIATURE, HIGH FLOW, 5/32 INCH
    ✓ IN STOCK!
    $176.00 Buy Surplus As Low As $97.97
    $97.97
    SIEMENS 6SL3055-0AA00-5HA0

    SIEMENS

    6SL3055-0AA00-5HA0

    DISCONTINUED BY MANUFACTURER, ABSOLUTE ENCODER, SINAMIC SENSOR MODULE, FEMALE CONNECTION, SME25, ENDAT, IP67
    ✓ IN STOCK!
    Buy Surplus As Low As $466.00
    $466.00
    Repair Yours Contact Us
    BANNER ENGINEERING SMBDX80DIN

    BANNER ENGINEERING

    SMBDX80DIN

    BRACKET, DIN RAIL MOUNT, FOR DX80 SENSOR SERIES, PLASTIC MATERIAL, ROHS COMPLIANT
    ✓ IN STOCK!
    $29.79 Buy Surplus As Low As $17.87
    $17.87
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