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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 301-350 of 500.
    BANNER ENGINEERING IA2.7S

    BANNER ENGINEERING

    IA2.7S

    CABLE, FIBER OPTIC, ANGLED, 4.8MM SENSOR END, SS MONOCOIL SHEATHING, (17827)
    ✓ IN STOCK!
    $171.25 Buy Surplus As Low As $130.15
    $130.15
    ANCHOR SCIENTIFIC PM30-NC-RED

    ANCHOR SCIENTIFIC

    PM30-NC-RED

    FLOAT SWITCH, 4.5 INCH PIPE, W0 MOUNT TYPE, NC, RED
    ✓ IN STOCK!
    $77.52 Buy Surplus As Low As $32.32
    $32.32
    ALLEN BRADLEY 872C-DH1NP8-E2

    ALLEN BRADLEY

    PHOTOSWITCH

    872C-DH1NP8-E2

    DISCONTINUED BY MANUFACTURER, PROXIMITY SWITCH, 10-30 VDC OPERATING VOLTAGE, 20 MA LOAD CURRENT, NORMALLY OPEN OUTPUT, SOURCE, SHIELDED, 1.55 MM SENSING DISTANCE
    ✓ IN STOCK!
    Buy Surplus As Low As $72.64
    $72.64
    ALLEN BRADLEY 871T-R5J18

    ALLEN BRADLEY

    871T-R5J18

    DISCONTINUED BY MANUFACTURER, SENSOR, INDUCTIVE, DC, THREADED BARREL, STAINLESS STEEL BARREL, STAINLESS STEEL FACE, 3 WIRE, 18 MM DIAMETER, SHIELDED, NPN, MINI QD
    ✓ IN STOCK!
    Buy Surplus As Low As $154.84
    $154.84
    ALLEN BRADLEY 871T-R2A12

    ALLEN BRADLEY

    871T-R2A12

    INDUCTIVE SENSOR, PLASTIC FACE, THREADED STAINLESS STEEL BARREL, 12MM BARREL DIAMETER, 2MM SENSING DISTANCE, SHIELDED, N.O., NPN, 3 WIRE DC
    ✓ IN STOCK!
    Buy Surplus As Low As $132.41
    $132.41
    ALLEN BRADLEY 871TM-DH5NE18-N4

    ALLEN BRADLEY

    871TM-DH5NE18-N4

    INDUCTIVE SENSOR, METAL FACE, SHORT BARREL, 18 MM BARREL DIAMETER, DC, 5 MM SENSING DISTANCE, NORMALLY OPEN DC, DC MINI QUICK DISCONNECT
    ✓ IN STOCK!
    Buy Surplus As Low As $108.19
    $108.19
    ALLEN BRADLEY 871TM-DH4NP12-A2

    ALLEN BRADLEY

    871TM-DH4NP12-A2

    DISCONTINUED BY MANUFACTURER, PROXIMITY SENSOR, 3-WIRE DC STANDARD BARREL, 12 MM DIAMETER, UNSHIELDED, STAINLESS STEEL TUBULAR, METAL FACE, 4 MM SENSING DISTANCE, N.O., SOURCE (PNP)
    ✓ IN STOCK!
    Buy Surplus As Low As $79.72
    $79.72
    ALLEN BRADLEY 871D-BW2N260-R3

    ALLEN BRADLEY

    871D-BW2N260-R3

    AC/DC, INT CYL POS, 26.0MM/1.025IN PROBE, 2MM, SH, NO, MICRO, WFI
    ✓ IN STOCK!
    Buy Surplus As Low As $133.32
    $133.32
    ALLEN BRADLEY 871C-N10A30

    ALLEN BRADLEY

    PHOTOSWITCH

    871C-N10A30

    DISCONTINUED BY MANUFACTURER, PROXIMITY SWITCH, INDUCTIVE, SENSOR, CYLINDRICAL, 3 WIRE, METAL, DC, WITH CABLE
    ✓ IN STOCK!
    Buy Surplus As Low As $59.66
    $59.66
    ALLEN BRADLEY 802PR-LAAK1

    ALLEN BRADLEY

    802PR-LAAK1

    AC LIMIT SWITCH STYLE, INDUCTIVE SENSOR, NORMALLY OPEN OUTPUT, 102-132VAC, AC, 13MM SENSING RANGE, TOP SENSING, 2 WIRE, MINI QUICK DISCONNECT, SHEILDED
    ✓ IN STOCK!
    Buy Surplus As Low As $417.30
    $417.30
    ALLEN BRADLEY 802PR-LAAE1

    ALLEN BRADLEY

    802PR-LAAE1

    SENSOR, INDUCTIVE, LIMIT SWITCH STYLE, HIGH - NORMALLY OPEN OUTPUT, 102-132V AC, AC, 13 MM SENSING RANGE, SIDE SENSING, 2 WIRE, MINI QUICKDISCONNECT CONNECTOR, SHIELDED
    ✓ IN STOCK!
    Buy Surplus As Low As $462.00
    $462.00
    BANNER ENGINEERING SM31EQD

    BANNER ENGINEERING

    SM31EQD

    PHOTOELECTRIC EMITTER, MINI-BEAM, 3-METER RANGE, 10/30 VDC, EURO M12, 4-PIN, INTEGRAL QD, INFRARED LED
    ✓ IN STOCK!
    $123.75 Buy Surplus As Low As $74.25
    $74.25
    BANNER ENGINEERING Q23SN6FP

    BANNER ENGINEERING

    Q23SN6FP

    DISCONTINUED BY MANUFACTURER, (46438) PHOTOELECTRIC SENSOR, Q23 SERIES: PLASTIC FIBER OPTIC, RANGE: DEPENDS ON FIBER USED, INPUT: 10-30V DC, OUTPUT: COMPLEMENTARY NPN, 2 M (6.5 FT) CABLE
    ✓ IN STOCK!
    Buy Surplus As Low As $55.99
    $55.99
    Repair Yours $300.00
    BANNER ENGINEERING Q19SP6R

    BANNER ENGINEERING

    Q19SP6R

    DISCONTINUED BY MANUFACTURER, PHOTOELECTRIC SENSOR, RECEIVER, 10-30 VDC
    ✓ IN STOCK!
    Buy Surplus As Low As $104.50
    $104.50
    BANNER ENGINEERING Q196EQ

    BANNER ENGINEERING

    Q196EQ

    DISCONTINUED BY MANUFACTURER, PHOTOELECTRIC EMMITTER ONLY, QUICK DISCONNECTED, 10-30VDC
    ✓ IN STOCK!
    Buy Surplus As Low As $37.26
    $37.26
    BANNER ENGINEERING Q196E

    BANNER ENGINEERING

    Q196E

    DISCONTINUED BY MANUFACTURER, PHOTOELECTRIC EMITTER, 8M RANGE, 10/30VDC, 2M CABLE
    ✓ IN STOCK!
    Buy Surplus As Low As $95.71
    $95.71
    BANNER ENGINEERING PIU430U

    BANNER ENGINEERING

    PIU430U

    PLASTIC FIBER CABLE, CORE DIAMETER 1 MM, 9 METER, UNTERMINATED, FREE CUT, 26751
    ✓ IN STOCK!
    $44.12 Buy Surplus As Low As $33.53
    $33.53
    BAUMER ELECTRIC IFFM-08N1703/01

    BAUMER ELECTRIC

    IFFM-08N1703/01

    DISCONTINUED BY MANUFACTURER, PROXIMITY SWITCH, INDUCTIVE, CLASS 2, 10/30 VDC
    ✓ IN STOCK!
    Buy Surplus As Low As $59.68
    $59.68
    BANNER ENGINEERING PD45VP6C200Q

    BANNER ENGINEERING

    PD45VP6C200Q

    PROXIMITY SENSOR, CONVERGENT LASER, PICODOT SERIES, FOCAL, 203 MM RANGE, 10-30 V DC, COMPLEMENTARY PNP OUTPUT, 6" PIGTAIL QD CONNECTOR
    ✓ IN STOCK!
    Buy Surplus As Low As $490.02
    $490.02
    BANNER ENGINEERING PBT46UC

    BANNER ENGINEERING

    PBT46UC

    PLASTIC FIBER, DIFFUSE REFLECTIVE, CORE DIA.: 1 MM, FIBER LENGTH 2 M, THREAD, FREE CUT, (26086)
    ✓ IN STOCK!
    $122.50 Buy Surplus As Low As $66.81
    $66.81
    BANNER ENGINEERING PBP46U

    BANNER ENGINEERING

    PBP46U

    PLASTIC FIBER, DIFFUSE REFLECTIVE, CORE DIA.: 1 MM, FIBER LENGTH 2 M, PROBE, FREE CUT, (26084)
    ✓ IN STOCK!
    $93.75 Buy Surplus As Low As $61.88
    $61.88
    BANNER ENGINEERING PBP26U

    BANNER ENGINEERING

    PBP26U

    PLASTIC FIBER, 26082, DIFFUSE REFLECTIVE, CORE DIAMETER 0.5 MM, FIBER LENGTH 2 M, PROBE, FREE CUT
    ✓ IN STOCK!
    $75.75 Buy Surplus As Low As $45.45
    $45.45
    BANNER ENGINEERING D12SP6FPQ

    BANNER ENGINEERING

    D12SP6FPQ

    33713 - D12 SERIES: PLASTIC FIBER OPTIC; RANGE: DEPENDS ON FIBER; INPUT: 10-30V DC; OUTPUT: COMPLEMENTARY PNP; 6 INCH PIGTAIL QUICK-DISCONNECT CONNECTOR
    ✓ IN STOCK!
    $309.00 Buy Surplus As Low As $191.43
    $191.43
    BANNER ENGINEERING D12SP6FPHQ

    BANNER ENGINEERING

    D12SP6FPHQ

    FIBER OPTIC SENSOR, D12 SERIES: HIGH POWER PLASTIC, RANGE: DEPENDS ON FIBER, INPUT: 10-30 VDC, OUTPUT: COMPLEMENTARY PNP, 6 IN PIGTAIL QUICK-DISCONNECT CONNECTOR, (34974)
    ✓ IN STOCK!
    $357.50 Buy Surplus As Low As $214.50
    $214.50
    BANNER ENGINEERING SM31EPDQD

    BANNER ENGINEERING

    SM31EPDQD

    26891 - MINI-BEAM: CLEAR PLASTIC DETECTI,ON EMITTER, RANGE: 0 - 0.3 M, INPUT: 10-30 V DC, OUTPUT: NOT APPLICABLE - NO OUTPUTS, EURO M12 4-PIN INTEGRAL QD
    ✓ IN STOCK!
    $168.75 Buy Surplus As Low As $101.25
    $101.25
    Repair Yours $300.00
    BANNER ENGINEERING SM31EPD

    BANNER ENGINEERING

    SM31EPD

    DETECTION EMITTER, CLEAR PLASTIC, MINI BEAM, RANGE: 0 - 0.3 M, INPUT: 10-30V DC, OUTPUT: NOT APPLICABLE - NO OUTPUTS, 2 M (6.5 FT) CABLE, PN 26537
    ✓ IN STOCK!
    $176.25 Buy Surplus As Low As $105.75
    $105.75
    Repair Yours $300.00
    BANNER ENGINEERING SM312WQDP

    BANNER ENGINEERING

    SM312WQDP

    MINI-BEAM DIVERGENT DIFFUSE, RANGE 130 MM, INFARED LED, DISCRETE INPUT/OUTPUT, LIGHT/DARK OPERATION, SUPPLY VOLTAGE 10-30V DC, OUTPUT BIPOLAR: 1 NPN/PNP, 6 IN PIGTAIL QD CONNECTOR
    ✓ IN STOCK!
    $225.00 Buy Surplus As Low As $171.00
    $171.00
    BANNER ENGINEERING SM312LVAGQD

    BANNER ENGINEERING

    SM312LVAGQD

    PHOTOELECTRIC SENSOR, MINI-BEAM, POLARIZED RETRO, RANGE, 50 MM TO 2 M, INPUT, 10-30 V DC, OUTPUT, BIPOLAR, 1 NPN, 1 PNP, EURO M12 4-PIN INTEGRAL QD
    ✓ IN STOCK!
    $192.00 Buy Surplus As Low As $118.77
    $118.77
    BANNER ENGINEERING SM312LVAG

    BANNER ENGINEERING

    SM312LVAG

    PHOTOELECTRIC SENSOR, POLARIZED, 2000 MM SENSING DISTANCE, 10/30 VDC, 150 MA, NPN/PNP, 2 M CABLE LENGTH, RED LED, LIGHT/DARK OPERATE, DISCRETE, THERMOPLASTIC, (25776)
    ✓ IN STOCK!
    $221.25 Buy Surplus As Low As $132.75
    $132.75
    BANNER ENGINEERING SM312LV

    BANNER ENGINEERING

    SM312LV

    PHOTOELECTRIC SENSOR, MINI BEAM SERIES INDUSTRY STANDARD, RETRO, 5 M RANGE, 10-30 VDC, 1 NPN / 1 PNP, BIPOLAR, 2 M CABLE, 25618
    ✓ IN STOCK!
    $207.50 Buy Surplus As Low As $124.50
    $124.50
    BANNER ENGINEERING SM312FQD

    BANNER ENGINEERING

    SM312FQD

    FIBER OPTIC AMPLIFIER, MINI-BEAM, INFRARED LED, 880 NM, GLASS FIBER, NPN/PNP OUTPUT, 10-30 VDC SUPPLY, 4-PIN M12 CONNECTOR
    ✓ IN STOCK!
    $207.50 Buy Surplus As Low As $124.50
    $124.50
    Repair Yours $300.00
    BANNER ENGINEERING SM312FPQD

    BANNER ENGINEERING

    SM312FPQD

    PHOTOELECTRIC SENSOR, MINI-BEAM, THERMOPLASTIC POLYESTER HOUSING, RANGE: DEPENDS ON FIBER, INPUT: 10-30 VDC, OUTPUT: BIPOLAR 1 NPN / 1 PNP, QUICK-DISCONNECT, (26837)
    ✓ IN STOCK!
    $221.25 Buy Surplus As Low As $132.75
    $132.75
    BANNER ENGINEERING Q50BVPQ

    BANNER ENGINEERING

    Q50BVPQ

    DISCONTINUED BY MANUFACTURER, Q50 SERIES: LED-BASED TRIANGULAT, ION MEASUREMENT, VISIBLE RED LED RANGE: 100-300 MM, INPUT: 12 TO 30 VDC, DISCRETE OUTPUTS: COMPLEMENTARY PNP (48 MS RESPONSE), ...
    ✓ IN STOCK!
    Buy Surplus As Low As $101.90
    $101.90
    BANNER ENGINEERING PKW4Z-2

    BANNER ENGINEERING

    PKW4Z-2

    CORDSET, M8; SNAP; SINGLE ENDED, 4-PIN; RIGHT-ANGLE; FEMALE CONNECTOR, 2.00 M (6.56 FT) LENGTH, BLACK PVC JACKET, NYLON BLACK NUT, 34462
    ✓ IN STOCK!
    $52.50 Buy Surplus As Low As $23.51
    $23.51
    BANNER ENGINEERING PIF66U

    BANNER ENGINEERING

    PIF66U

    39898 - PLASTIC FIBER, OPPOSED MODE; CORE DIA.: 1.5 MM; FIBER LENGTH 2 M; FERRULE; FREE CUT
    ✓ IN STOCK!
    $100.00 Buy Surplus As Low As $60.00
    $60.00
    BANNER ENGINEERING PIF46U

    BANNER ENGINEERING

    PIF46U

    PLASTIC FIBER, OPPOSED MODE, CORE DIA.: 1 MM, FIBER LENGTH 2 M, FERRULE, FREE CUT, (26036)
    ✓ IN STOCK!
    $82.50 Buy Surplus As Low As $49.50
    $49.50
    BANNER ENGINEERING PIF26U

    BANNER ENGINEERING

    PIF26U

    27367 - PLASTIC FIBER, OPPOSED MODE; CORE DIA.: 0.5 MM; FIBER LENGTH 2 M; FERRULE; FREE CUT
    ✓ IN STOCK!
    $82.50 Buy Surplus As Low As $26.44
    $26.44
    BANNER ENGINEERING PDIS46UM12

    BANNER ENGINEERING

    PDIS46UM12

    FIBER OPTIC SENSOR, PLASTIC, OPPOSED MODE, 1 MM, FIBER LENGTH: 2 M, FREE CUT, 42880
    ✓ IN STOCK!
    $171.25 Buy Surplus As Low As $102.75
    $102.75
    BANNER ENGINEERING PBT46U

    BANNER ENGINEERING

    PBT46U

    FIBER OPTIC CABLE, PLASTIC FIBER, DIFFUSE REFLECTIVE, 1 MM CORE DIAMETER, 2 M FIBER LENGTH, THREAD, FREE CUT TERMINATION, (25967)
    ✓ IN STOCK!
    $73.75 Buy Surplus As Low As $56.05
    $56.05
    BANNER ENGINEERING PBT26U

    BANNER ENGINEERING

    PBT26U

    FIBER OPTIC SENSOR, DIFFUSE, REFLECTIVE, PLASTIC 2 M FIBER, M3 THREAD, 10 MM BEND RADIUS, 70 DEGREES C MAX, (26080)
    ✓ IN STOCK!
    $73.75 Buy Surplus As Low As $44.25
    $44.25
    BANNER ENGINEERING Q406EQ

    BANNER ENGINEERING

    Q406EQ

    PHOTOELECTRIC SENSOR, EZ-BEAM Q40 SERIES, EMITTER, RANGE 60 M, INPUT: 10-30 V DC, EURO M12, 4-PIN, INTEGRAL QUICK DISCONNECT, 33398
    ✓ IN STOCK!
    $118.75 Buy Surplus As Low As $78.38
    $78.38
    Repair Yours $300.00
    BANNER ENGINEERING LM05

    BANNER ENGINEERING

    LM05

    18632 - LOGIC MODULE MULTIBEAM 0-5VDEPENDS ON SENSOR; INPUT: ON POWER BLOCK; FUNCTION: ON-OFF LIGHT OPERATE; INTERCONNECTING PINS
    ✓ IN STOCK!
    $291.25 Buy Surplus As Low As $221.35
    $221.35
    BANNER ENGINEERING L4

    BANNER ENGINEERING

    L4

    16276 - GLASS LENS: DELRIN HOUSING, ACCEPTS 3/8 X 32 THREAD, FOR USE WITH LR400 & PT400 SENSORS
    ✓ IN STOCK!
    $52.50 Buy Surplus As Low As $31.92
    $31.92
    BANNER ENGINEERING L2RA

    BANNER ENGINEERING

    L2RA

    OPPOSED FIBER LENS FOR LONGER RANGE; ACCEPTS M2.5 & M2.6 THREADED FIBERS; RIGHT-ANGLE BEAM DEFLECTION
    ✓ IN STOCK!
    $62.62 Buy Surplus As Low As $42.00
    $42.00
    BANNER ENGINEERING L2

    BANNER ENGINEERING

    L2

    OPPOSED FIBER LENS FOR LONGER RANGE, ACCEPTS M2.5 & M2.6 THREADED FIBERS, RANGE EXTENSION, (26343)
    ✓ IN STOCK!
    $50.00 Buy Surplus As Low As $30.00
    $30.00
    BANNER ENGINEERING L16F

    BANNER ENGINEERING

    L16F

    16280 - GLASS LENS: DELRIN HOUSING, ACCE,PTS 5/16 X 24 THREAD, LONG RANGE OR RETROREFLECTIVE SENSING, 105C MAX TEMP
    ✓ IN STOCK!
    $71.25 Buy Surplus As Low As $47.03
    $47.03
    BANNER ENGINEERING SMA912LVQD

    BANNER ENGINEERING

    SMA912LVQD

    RETROREFLECTIVE SENSOR, VALU-BEAM SERIES, 9 M RANGE, 130 VAC, 500 MA, THREADED MOUNT
    ✓ IN STOCK!
    $456.25 Buy Surplus As Low As $273.75
    $273.75
    BANNER ENGINEERING S18SP6FF100

    BANNER ENGINEERING

    S18SP6FF100

    PHOTOELECTRIC SENSOR, S18 SERIES, EPOXY ENCAPSULATED, BARREL-MOUNT, EZ-BEAM, 10-30 VDC, FIXED FIELD, 2 METER CABLE, COMPLIMENTARY PNP OUTPUT, 100 MM SENSING RANGE, (30326)
    ✓ IN STOCK!
    $198.75 Buy Surplus As Low As $119.25
    $119.25
    BANNER ENGINEERING S18SP6DQ

    BANNER ENGINEERING

    S18SP6DQ

    PHOTOELECTRIC SENSOR, S18 SERIES, EPOXY ENCAPSULATED, BARREL-MOUNT, EZ-BEAM, DIFFUSE, 10-30 VDC, 9 METER CABLE LENGTH, COMPLEMENTARY PNP OUTPUT, 100 MM MAX SENSING DISTANCE, M12 4-PIN, INTEG ...
    ✓ IN STOCK!
    $100.00 Buy Surplus As Low As $60.00
    $60.00
    BANNER ENGINEERING S18SN6RQ

    BANNER ENGINEERING

    S18SN6RQ

    29506 - EZ-BEAM S18 SERIES: RECEIVER; RANGE: 20 M; INPUT: 10-30V DC; OUTPUT: COMPLEMENTARY NPN; QUICK-DISCONNECT CONNECTOR
    ✓ IN STOCK!
    $73.91 Buy Surplus As Low As $44.35
    $44.35
    Repair Yours $300.00
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