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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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    BANNER ENGINEERING SMB18SM

    BANNER ENGINEERING

    SMB18SM

    BRACKET, MOUNTS BY ITS BASE, BLACK VALOX MATERIAL, HARDWARE INCLUDED, GLASS FILLED PBT/PET, SWIVEL MOUNT BRACKET TYPE, 29352
    ✓ IN STOCK!
    $20.00 Buy Surplus As Low As $15.20
    $15.20
    BANNER ENGINEERING SMB18SF

    BANNER ENGINEERING

    SMB18SF

    BRACKET, 18 MM SWIVEL, BLACK VALOX, MOUNTING FLANGE, SWIVEL LOCKING HARDWARE INCLUDED, (52519)
    ✓ IN STOCK!
    $22.50 Buy Surplus As Low As $13.50
    $13.50
    BANNER ENGINEERING SMB18S

    BANNER ENGINEERING

    SMB18S

    33203 - BRACKET: 18 MM SWIVEL; MATERIAL: BLACK VALOX; 18MM SWIVEL ; HARDWARE INCLUDED
    ✓ IN STOCK!
    $31.25 Buy Surplus As Low As $23.75
    $23.75
    BANNER ENGINEERING SMA91RQD

    BANNER ENGINEERING

    SMA91RQD

    OPPOSED MODE RECEIVER, VALU-BEAM SERIES, QUICK DISCONNECT, 24/130 VAC, 3 PIN
    ✓ IN STOCK!
    $393.75 Buy Surplus As Low As $236.25
    $236.25
    Repair Yours $300.00
    BANNER ENGINEERING SMA915D

    BANNER ENGINEERING

    SMA915D

    PHOTOELECTRIC SCANNER, 25881, VALU-BEAM SERIES, DIFFUSE, RANGE: 760 MM, INPUT: 90-130 VAC, 5 AMP, OUTPUT: SPDT ELECTROMECHANICAL RELAY, 2 M (6.5 FT) CABLE
    ✓ IN STOCK!
    $367.50 Buy Surplus As Low As $138.20
    $138.20
    Repair Yours $300.00
    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
    BANNER ENGINEERING S18SN6FF50Q

    BANNER ENGINEERING

    S18SN6FF50Q

    PHOTOELECTRIC SENSOR, EZ-BEAM S18 SERIES: FIXED FIELD, RANGE: 50 MM, INPUT: 10-30 VDC, OUTPUT: COMPLEMENTARY NPN, EURO M12 4-PIN INTEGRAL QD, (30867)
    ✓ IN STOCK!
    $198.75 Buy Surplus As Low As $119.25
    $119.25
    BANNER ENGINEERING S18AW3FF100Q

    BANNER ENGINEERING

    S18AW3FF100Q

    30886 - EZ-BEAM S18 SERIES: FIXED FIELD; RANGE: 100 MM; INPUT: 20-250V AC; OUTPUT: SPST SOLID-STATE LIGHT OPERATE; MICRO 5-PIN QUICK DISCONNECT CONNECTOR
    ✓ IN STOCK!
    $217.54 Buy Surplus As Low As $130.52
    $130.52
    Repair Yours $300.00
    BANNER ENGINEERING S18AW3DLQ1

    BANNER ENGINEERING

    S18AW3DLQ1

    PHOTOELECTRIC SENSOR, EZ-BEAM, S18 SERIES, DIFFUSE, RANGE: 300 MM, INPUT: 20-250 VAC, OUTPUT: SPST SOLID-STATE LIGHT OPERATE, MICRO 4-PIN QUICK DISCONNECT CONNECTOR, (35147)
    ✓ IN STOCK!
    $138.75 Buy Surplus As Low As $83.25
    $83.25
    BANNER ENGINEERING S186EQ

    BANNER ENGINEERING

    S186EQ

    PHOTOELECTRIC SENSOR, EZ BEAM, S18 SERIES, EMITTER, OPPOSED, 20 M, INFRARED, 10/30 VDC, M12 4-PIN, CYLINDRICAL, (29507)
    ✓ IN STOCK!
    $62.00 Buy Surplus As Low As $37.91
    $37.91
    BANNER ENGINEERING RSBLVAG

    BANNER ENGINEERING

    RSBLVAG

    PHOTOELECTRIC SENSOR, MAXI-BEAM, POLARIZED RETRO, RANGE 0.3 - 4.5 M, 25812
    ✓ IN STOCK!
    $355.00 Buy Surplus As Low As $213.00
    $213.00
    BANNER ENGINEERING QS186LE11Q8

    BANNER ENGINEERING

    QS186LE11Q8

    PHOTOELECTRIC SENSOR, RANGE: 15 M, INPUT: 10-30 VDC, (02757)
    ✓ IN STOCK!
    $136.25 Buy Surplus As Low As $81.75
    $81.75
    BANNER ENGINEERING OASBFX

    BANNER ENGINEERING

    OASBFX

    DISCONTINUED BY MANUFACTURER, ANALOG OMNI-BEAM, INFRARED HIGH POWER GLASS FIBER, RANGE: DEPENDS ON FIBER, INPUT: BY POWER BLOCK, OUTPUT: 0 TO 10VDC, CABLE DEPENDS ON POWER BLOCK, NO REPLACEM ...
    ✓ IN STOCK!
    Buy Surplus As Low As $246.55
    $246.55
    Repair Yours $300.00
    BANNER ENGINEERING OASBF

    BANNER ENGINEERING

    OASBF

    DISCONTINUED BY MANUFACTURER, SENSOR BLOCK, ANALOG, OMNI-BEAM SERIES, INFRARED, 880 NM, GLASS FIBER OPTIC, OUTPUT: 0 TO 10 VDC
    ✓ IN STOCK!
    Buy Surplus As Low As $304.42
    $304.42
    Repair Yours $300.00
    BANNER ENGINEERING MRB

    BANNER ENGINEERING

    MRB

    DISCONTINUED BY MANUFACTURER, PHOTOELECTRIC CHASSIS BASE, SCREW TERMINALS, W/ RELAY BR-2
    ✓ IN STOCK!
    Buy Surplus As Low As $170.40
    $170.40
    Repair Yours $300.00
    BANNER ENGINEERING MQDC-430

    BANNER ENGINEERING

    MQDC-430

    QUICK DISCONNECT CABLE,EURO-STYLE, 4-PIN STRAIGHT CONNECTOR, 9 M (30 FT) IN LENGTH, NICKEL-PLATED BRASS COUPLING NUT, (27142)
    ✓ IN STOCK!
    $77.00 Buy Surplus As Low As $46.20
    $46.20
    BANNER ENGINEERING ITA26S

    BANNER ENGINEERING

    ITA26S

    FIBER OPTICS, PLASTIC FIBER, OPPOSED, LENGTH 2M, FERRULE
    ✓ IN STOCK!
    $290.00 Buy Surplus As Low As $191.40
    $191.40
    BANNER ENGINEERING S18SP6FF50Q

    BANNER ENGINEERING

    S18SP6FF50Q

    PHOTOELECTRIC SENSOR, S18 SERIES, EPOXY ENCAPSULATED, BARREL-MOUNT, EZ-BEAM, 10-30 VDC, FIXED FIELD, QUICK DISCONNECT, 50 MM SENSING RANGE, (30883)
    ✓ IN STOCK!
    $198.75 Buy Surplus As Low As $119.25
    $119.25
    BANNER ENGINEERING S18SP6FF25Q

    BANNER ENGINEERING

    S18SP6FF25Q

    PHOTOELECTRIC SENSOR, S18 SERIES, EPOXY ENCAPSULATED, BARREL-MOUNT, EZ-BEAM, 10-30 VDC, FIXED FIELD, QUICK DISCONNECT, 25 MM SENSING RANGE, EURO M12 4-PIN INTEGRAL QD, (50561)
    ✓ IN STOCK!
    $198.75 Buy Surplus As Low As $119.25
    $119.25
    BANNER ENGINEERING S18SP6FF100Q

    BANNER ENGINEERING

    S18SP6FF100Q

    PHOTOELECTRIC SENSOR, S18 SERIES, EPOXY ENCAPSULATED, BARREL-MOUNT, EZ-BEAM, 10-30 VDC, FIXED FIELD, QUICK DISCONNECT, 100 MM SENSING RANGE, (30884)
    ✓ IN STOCK!
    $174.00 Buy Surplus As Low As $99.00
    $99.00
    BANNER ENGINEERING S18SN6LPQ

    BANNER ENGINEERING

    S18SN6LPQ

    PHOTOELECTRIC SENSOR, EZ-BEAM, S18 SERIES, 10/30 VDC, 150 MA, 2 M MEASUREMENT RANGE, M18 THREAD, 4 PIN, QD INTERGRAL CONNECTION TYPE, DISCRETE INPUT/OUTPUT
    ✓ IN STOCK!
    $168.75 Buy Surplus As Low As $101.25
    $101.25
    Repair Yours $300.00
    BANNER ENGINEERING S18AW3RQ1

    BANNER ENGINEERING

    S18AW3RQ1

    EZ-BEAM S18 SERIES: RECEIVER, RANGE: 20 M, INPUT: 20-250V AC, OUTPUT: SPST SOLID-STATE LIGHT OPERATE, MICRO 4-PIN QUICK DISCONNECT CONNECTOR
    ✓ IN STOCK!
    $111.25 Buy Surplus As Low As $66.75
    $66.75
    BANNER ENGINEERING S18AW3LPQ1

    BANNER ENGINEERING

    S18AW3LPQ1

    PHOTOELECTRIC SENSOR, EZ-BEAM S18 SERIES, POLARIZED RE, TRO, 2 METER RANGE, 20-250 VAC INPUT, SPST-SOLID-STATE OUTPUT, LIGHT OPERATE, MICRO 4-PIN QUICK DISCONNECT TERMINATION
    ✓ IN STOCK!
    $191.66 Buy Surplus As Low As $114.49
    $114.49
    Repair Yours $300.00
    BANNER ENGINEERING ITA13S

    BANNER ENGINEERING

    ITA13S

    20180 - OPPOSED MODE INDIVIDUAL GLASS FIBER 36 LONG; 0.062 DIA. BUNDLE; STAINLESS STEEL SHEATH; THREADED & ANGLED SENSING TIP
    ✓ IN STOCK!
    $246.25 Buy Surplus As Low As $147.75
    $147.75
    BANNER ENGINEERING IT26SMSS

    BANNER ENGINEERING

    IT26SMSS

    FIBER OPTICS, GLASS FIBER, OPPOSED, LENGTH 2M, ANGLE, ROHS COMPLIANT
    ✓ IN STOCK!
    $203.75 Buy Surplus As Low As $154.85
    $154.85
    BANNER ENGINEERING IT13S

    BANNER ENGINEERING

    IT13S

    SENSOR, 17342 - OPPOSED MODE, INDIVIDUAL GLASS FIBER, 36 LONG, 0.062 DIAMETER BUNDLE, STAINLESS STEEL SHEATH, THREADED SENSING TIP
    ✓ IN STOCK!
    $146.25 Buy Surplus As Low As $87.75
    $87.75
    BANNER ENGINEERING IAT26S

    BANNER ENGINEERING

    IAT26S

    FIBER OPTIC SENSOR, GLASS TYPE, RIGHT-ANGLE BEAM EXIT, 5/16" X 24 DIMENSIONS, THREADED BRASS END TIP, (17374)
    ✓ IN STOCK!
    $270.00 Buy Surplus As Low As $162.00
    $162.00
    BANNER ENGINEERING IAT2.51S

    BANNER ENGINEERING

    IAT2.51S

    FIBER OPTIC SENSOR, GLASS FIBER SERIES, DIFFUSE-REFLECTIVE SENSOR, 4MM FIBER CORE, RIGHT-ANGLED SENSING, INDIVIDUAL FIBER SIDE
    ✓ IN STOCK!
    Buy Surplus As Low As $137.43
    $137.43
    BANNER ENGINEERING IAM.753S

    BANNER ENGINEERING

    IAM.753S

    FIBER OPTIC SENSOR, INDIVIDUAL FIBER, (FIBER SENSORS - GLASS FIBER SERIES), 3 FT / 910 MM LENGTH, CYLINDRICAL (SMOOTH) PROBE TIP SHAPE, STAINLESS STEEL SENSING END / GLASS FIBER / STAINLESS ...
    ✓ IN STOCK!
    $167.91 Buy Surplus As Low As $100.75
    $100.75
    ANCHOR SCIENTIFIC P30NO-SST

    ANCHOR SCIENTIFIC

    P30NO-SST

    DISCONTINUED BY MANUFACTURER, FLOAT SWITCH, NORMALLY OPEN, 120/230 VAC, 15A/10A, 30' CABLE LENGTH, STAINLESS STEEL
    ✓ IN STOCK!
    Buy Surplus As Low As $98.79
    $98.79
    ALLEN BRADLEY 872C-DH5NP18-E2

    ALLEN BRADLEY

    PHOTOSWITCH

    872C-DH5NP18-E2

    DISCONTINUED BY MANUFACTURER 2016-02-11, INDUCTIVE PROXIMITY SENSOR, SHORT BARREL, 3 WIRE DC, STANDARD NICKEL-PLATED BRASS BARREL, 18 MM BARREL DIAMETER, N.O., PNP OUTPUT CONFIGURATION, 2 M ...
    ✓ IN STOCK!
    Buy Surplus As Low As $130.04
    $130.04
    ALLEN BRADLEY 871TM-DH4NE12-D4

    ALLEN BRADLEY

    871TM-DH4NE12-D4

    PROXIMITY SENSOR, INDUCTIVE, 2/25 MA, 10/30 VDC, 2 WIRE DC, 12MM DIAMETER, UNSHIELDED, METAL FACE, 4 MM SENSING DISTANCE, MICRO QUICK-DISCONNECT, STAINLESS STEEL
    ✓ IN STOCK!
    Buy Surplus As Low As $69.63
    $69.63
    ALLEN BRADLEY 871TM-DH10NP30-N4

    ALLEN BRADLEY

    871TM-DH10NP30-N4

    INDUCTIVE SENSOR, METAL FACE, SHORT BARREL, 30 MM BARREL DIAMETER, DC, 10 MM SENSING DISTANCE, DC NOC SOURCING, DC MINI QUICK DISCONNECT
    ✓ IN STOCK!
    Buy Surplus As Low As $113.30
    $113.30
    ALLEN BRADLEY 871T-H2A12

    ALLEN BRADLEY

    871T-H2A12

    SENSOR, INDUCTIVE, AC, THREADED BARREL, STAINLESS STEEL BARREL, PLASTIC FACE, 2 WIRE, 12 MM DIAMETER, SHIELDED, N.C., 2 MM SD, PVC CABLE
    ✓ IN STOCK!
    Buy Surplus As Low As $232.19
    $232.19
    ALLEN BRADLEY 871C-N8R18

    ALLEN BRADLEY

    PHOTOSWITCH

    871C-N8R18

    DISCONTINUED BY MANUFACTURER, PROXIMITY SWITCH INDUCTIVE, SENSOR, MOUNTABLE, WITH CABLE
    ✓ IN STOCK!
    Buy Surplus As Low As $84.62
    $84.62
    ALLEN BRADLEY 871C-N5

    ALLEN BRADLEY

    871C-N5

    MOUNTING NUTS, SENSOR ACCESSORY, PLASTIC, 30 MM, FOR MINI PROXIMITY SENSOR
    ✓ IN STOCK!
    Buy Surplus As Low As $8.51
    $8.51
    ALLEN BRADLEY 871A-BXN8

    ALLEN BRADLEY

    871A-BXN8

    SPRING BRACKET, 8MM, ANODIZED ALUMINUM, SPRING BRACKET, ACCESSORY, METAL, MOUNTABLE
    ✓ IN STOCK!
    Buy Surplus As Low As $70.00
    $70.00
    ALLEN BRADLEY 60-2662

    ALLEN BRADLEY

    60-2662

    SENSOR LENS, PHOTOELECTRIC ACCESSORY,RIGHTSIGHT, 4 MM APERTURES, MOUNTABLE
    ✓ IN STOCK!
    Buy Surplus As Low As $12.63
    $12.63
    BAUMER ELECTRIC OHDM 16P5001/S14

    BAUMER ELECTRIC

    OHDM 16P5001/S14

    PHOTOELECTRIC POSITION SENSOR, DIFFUSE, 300 MM DETECTION RANGE, PNP, 675 MM WAVE LENGTH, 30 VDC, 200 MA, 4-PIN CONNECTOR, IP67, (10236806)
    ✓ IN STOCK!
    $1,736.00 Buy Surplus As Low As $1,042.00
    $1,042.00
    Repair Yours $865.00
    BANNER ENGINEERING LR400

    BANNER ENGINEERING

    LR400

    DISCONTINUED BY MANUFACTURER, REMOTE SENSOR, EMITTER, 2.4 METER RANGE, 2 METER CABLE, PAIR WITH PT400 RECEIVER, USE WITH MICRO-AMP MA3-4 & MA3-4P MODULATED AMPLIFIERS, (16312)
    ✓ IN STOCK!
    Buy Surplus As Low As $327.69
    $327.69
    BANNER ENGINEERING LR250

    BANNER ENGINEERING

    LR250

    DISCONTINUED BY MANUFACTURER, REMOTE SENSOR: EMITTER, RANGE: 2.4 M, USE AMPS: MICRO: MA3-4 MA3-4P, MAXI: CM SERIES, 2 M (6.5 FT) CABLE, (16310)
    ✓ IN STOCK!
    Buy Surplus As Low As $35.82
    $35.82
    BANNER ENGINEERING L4C6

    BANNER ENGINEERING

    L4C6

    41517 - FIXED FOCUS FIBER LENS, ACCEPTS M4 THREADED FIBERS, BEAM SPOT DIAMETER 0.25 MM AT 6 MM
    ✓ IN STOCK!
    $55.00 Buy Surplus As Low As $33.00
    $33.00
    BANNER ENGINEERING IT26SM600

    BANNER ENGINEERING

    IT26SM600

    (17361), FIBER OPTIC SENSOR, HIGH TEMPERATURE, GLASS FIBER, REFLECTIVE, 3.2 MM CORE DIAMETER, 25 MM MINIMUM BEND, STAINLESS STEEL MONOCOIL, #5/16-24 THREAD
    ✓ IN STOCK!
    $257.50 Buy Surplus As Low As $154.50
    $154.50
    BANNER ENGINEERING IR23SMCSC

    BANNER ENGINEERING

    IR23SMCSC

    FIBER OPTIC CABLE, RECTANGULAR, 3.2 MM FIBER CORE, (20517)
    ✓ IN STOCK!
    $161.00 Buy Surplus As Low As $70.75
    $70.75
    BANNER ENGINEERING S18SN6R

    BANNER ENGINEERING

    S18SN6R

    SENSOR, ENCAPSULATED, EZ-BEAM S18 SERIES / RECEIVER, RANGE: 20 M, INPUT: 10-30 VDC, OUTPUT: COMPLEMENTARY NPN, BARREL-MOUNT, 2 M / 6.5 FT CABLE, (29408)
    ✓ IN STOCK!
    $83.75 Buy Surplus As Low As $50.25
    $50.25
    BANNER ENGINEERING S18SN6DQ

    BANNER ENGINEERING

    S18SN6DQ

    PHOTOELECTRIC SENSOR, EZ-BEAM S18 SERIES, DIFFUSE RANGE: 100 MM, INPUT 10-30 VDC, COMPLEMENTARY NPN, EURO M12, 4-PIN INTEGRAL QD, 29505
    ✓ IN STOCK!
    $100.00 Buy Surplus As Low As $60.00
    $60.00
    BANNER ENGINEERING S18AW3FF50

    BANNER ENGINEERING

    S18AW3FF50

    30327, PHOTOELECTRIC SENSOR, EZ-BEAM S18 SERIES, FIXED FIELD, RANGE: 50 MM, INPUT: 20-250VAC, OUTPUT: SPST SOLID-STATE LIGHT OPERATE, 2M (6.5FT) CABLE
    ✓ IN STOCK!
    $240.00 Buy Surplus As Low As $144.00
    $144.00
    Repair Yours $300.00
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