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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 IAT23S

    BANNER ENGINEERING

    IAT23S

    CABLE, OPPOSED MODE INDIVIDUAL, GLASS FIBER OPTIC CABLE, 36 INCHES LONG, 0.125 DIAMETER BUNDLE, STAINLESS STEEL SHEATH, RIGHT ANGLE THREADED SENSING TIP, 17307, ROHS COMPLIANT
    ✓ IN STOCK!
    $203.75 Buy Surplus As Low As $122.25
    $122.25
    BANNER ENGINEERING IAM.752P

    BANNER ENGINEERING

    IAM.752P

    17837 - FIBER OPTIC SENSOR - INDIVIDUAL FIBER - (FIBER SENSORS - GLASS FIBER SERIES), 2FT / 610MM LENGTH - CYLINDRICAL (SMOOTH) PROBE TIP SHAPE - STAINLESS STEEL SENSING END / GLASS FIBER / ...
    ✓ IN STOCK!
    $153.00 Buy Surplus As Low As $92.00
    $92.00
    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
    ALLEN BRADLEY 60-2663

    ALLEN BRADLEY

    60-2663

    MOUNTING BRACKET, PHOTOELECTRIC SENSOR ACCESSORY, SIDE MOUNT, 30 DEGREE VERTICAL, USED FOR MINISIGHT, PROVIDES 30 DEGREES OF VERTICAL & 20 DEGREES OF HORIZONTAL ROTATION, 1.59 INCH X 1.25 IN ...
    ✓ IN STOCK!
    Buy Surplus As Low As $6.84
    $6.84
    ALLEN BRADLEY 60-2303-6

    ALLEN BRADLEY

    PHOTOSWITCH

    60-2303-6

    PHOTOELECTRIC ACCESSORY, FIBER OPTIC CABLE ASSEMBLY, PLASTIC, MOUNTABLE
    ✓ IN STOCK!
    Buy Surplus As Low As $26.31
    $26.31
    ALLEN BRADLEY 60-2213

    ALLEN BRADLEY

    60-2213

    CONDUIT MOUNTING, PHOTOELECTRIC SENSOR, ADAPTOR
    ✓ IN STOCK!
    Buy Surplus As Low As $15.71
    $15.71
    ALLEN BRADLEY 60-1661

    ALLEN BRADLEY

    PHOTOSWITCH

    60-1661

    DISCONTINUED BY MANUFACTURER, SENSOR MODULE PLUG IN DETECTOR STOP MOTION .5/15
    ✓ IN STOCK!
    Buy Surplus As Low As $50.16
    $50.16
    ADVANCED MICRO CONTROLS 1744

    ADVANCED MICRO CONTROLS

    1744

    RESOLVER INTERFACE MODULE, 13 BIT, 4 CHANNEL
    ✓ IN STOCK!
    $1,497.00 Buy Surplus As Low As $711.11
    $711.11
    Repair Yours $590.22
    ALLEN BRADLEY 129-106-2

    ALLEN BRADLEY

    129-106-2

    MOUNTING KIT, PHOTOELECTRIC ACCESSORIES, MOUNTING ASSEMBLY, FOR SERIES 6000
    ✓ IN STOCK!
    Buy Surplus As Low As $9.12
    $9.12
    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!
    $209.08 Buy Surplus As Low As $114.49
    $114.49
    Repair Yours $300.00
    BANNER ENGINEERING SMW915F

    BANNER ENGINEERING

    SMW915F

    26168 - VALU-BEAM: GLASS FIBER OPTIC; RANGE: DEPENDS ON FIBER; INPUT: 12-28 V AC/DC; OUTPUT: SPDT ELECTROMECHANICAL RELAY; 2 M (6.5 FT) CABLE
    ✓ IN STOCK!
    $375.00 Buy Surplus As Low As $183.83
    $183.83
    Repair Yours $300.00
    BANNER ENGINEERING SME312FVGQD

    BANNER ENGINEERING

    SME312FVGQD

    54626 - MINI-BEAM EXPERT: VISIBLE GREEN GLASS FIBER OPTIC; RANGE: DEPENDS ON FIBER; INPUT: 10-30V DC; OUTPUT: BIPOLAR: 1 NPN; 1 PNP; QUICK-DISCONNECT CONNECTOR
    ✓ IN STOCK!
    $253.75 Buy Surplus As Low As $152.25
    $152.25
    Repair Yours $300.00
    BANNER ENGINEERING SMB900

    BANNER ENGINEERING

    SMB900

    BRACKET, RIGHT ANGLE MOUNTING, MATERIAL: SHEET STEEL WITH ZINC, PLATE CLEAR CHROMATE FINISH, CURVED MOUNTING SLOT FOR VERSATILITY/ORIENTATION, (25285)
    ✓ IN STOCK!
    $21.00 Buy Surplus As Low As $12.00
    $12.00
    BANNER ENGINEERING SMB700

    BANNER ENGINEERING

    SMB700

    MOUNTING HARDWARE BRACKET, RIGHT ANGLE MOUNTING, MATERIAL: 11 GAUGE STAINLESS STEEL, 2-AXIS MOUNTING, SUPPLIED WITH CABLE GLAND ASSEMBLY AND LOCKWASHER
    ✓ IN STOCK!
    $25.00 Buy Surplus As Low As $16.20
    $16.20
    BANNER ENGINEERING SMA91R

    BANNER ENGINEERING

    SMA91R

    RECEIVER/SCANNER, LED INDICATOR, 24-130 VAC, (25175)
    ✓ IN STOCK!
    $393.75 Buy Surplus As Low As $117.01
    $117.01
    BANNER ENGINEERING SMA91ESR

    BANNER ENGINEERING

    SMA91ESR

    25286 - VALU-BEAM: EMITTER; RANGE: 3 M; INPUT: 10-250V AC/DC; OUTPUT: NOT APPLICABLE - NO OUTPUTS; 2 M (6.5 FT) CABLE
    ✓ IN STOCK!
    $290.00 Buy Surplus As Low As $174.00
    $174.00
    Repair Yours $300.00
    BANNER ENGINEERING SMA91EQD

    BANNER ENGINEERING

    SMA91EQD

    PHOTOELETRIC SENSOR, 912 SERIES, 10 TO 250 VDC, 20 MAMP, 50/60 HZ, 200 FOOT RANGE, INFRARED, 880 NM, 3 WIRE
    ✓ IN STOCK!
    $251.00 Buy Surplus As Low As $140.14
    $140.14
    BANNER ENGINEERING SMA915LV

    BANNER ENGINEERING

    SMA915LV

    PHOTOELECTRIC SENSOR, RETROREFLECTIVE, RANGE 0.15/9 M, 90/130 VAC, OUTPUT SPDT ELECTROMECHANICAL RELAY, 2 M (6.5 FT) CABLE, (25879)
    ✓ IN STOCK!
    $375.00 Buy Surplus As Low As $225.00
    $225.00
    BANNER ENGINEERING SMA915DJQD-28406

    BANNER ENGINEERING

    SMA915DJQD-28406

    PHOTOELECTRIC SENSOR, VALU BEAM, 915 SERIES, DIFFUSED, 760 MM RANGE, 5 AMP, 90/130 VAC, 50/60 HZ, 3 VA, SPDT, 5 PIN, (28406)
    ✓ IN STOCK!
    $391.25 Buy Surplus As Low As $234.75
    $234.75
    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
    BANNER ENGINEERING IA23P

    BANNER ENGINEERING

    IA23P

    FIBER OPTIC SENSOR, 0.125 DIA. BUNDLE, PVC SHEATH, RIGHT ANGLE SENSING TIP, 17298
    ✓ IN STOCK!
    $171.25 Buy Surplus As Low As $102.75
    $102.75
    BANNER ENGINEERING Q45ULIU64BCRQ

    BANNER ENGINEERING

    Q45ULIU64BCRQ

    PROXIMITY SENSOR, Q45U SERIES, ULTRASONIC, RECTANGULAR, DIFFUSE, ANALOG OUTPUT, LED INDICATOR, 15/24 VDC SUPPLY, 0-10 V/4-20 MA ANALOG OUTPUT, MINI-STYLE QUICK-DISCONNECT, 7/8 INCH CONNECTOR ...
    ✓ IN STOCK!
    $1,020.00 Buy Surplus As Low As $612.00
    $612.00
    BANNER ENGINEERING Q45BW22D

    BANNER ENGINEERING

    Q45BW22D

    SENSOR, Q45 SERIES: DIFFUSE, RANGE 450 MM, INPUT 90-250 VAC, OUTPUT SPST SOLID-STATE RELAY, 2 M (6.5 FT) CABLE, (36838)
    ✓ IN STOCK!
    $250.00 Buy Surplus As Low As $150.00
    $150.00
    BANNER ENGINEERING Q45BB6RQ5

    BANNER ENGINEERING

    Q45BB6RQ5

    RECEIVER, RANGE: 60 M, INPUT: 10-30 VDC, OUTPUT: BIPOLAR: 1 NPN, 1 PNP, EURO M12 4-PIN INTEGRAL QD, (38660)
    ✓ IN STOCK!
    $182.50 Buy Surplus As Low As $109.50
    $109.50
    BANNER ENGINEERING Q453E

    BANNER ENGINEERING

    Q453E

    SENSOR, 53994 - Q45 SERIES: EMITTER, RANGE: 60 M, INPUT: 12-250V DC / 24-250V AC, OUTPUT: NOT APPLICABLE - NO OUTPUTS, 2 M (6.5 FT) CABLE
    ✓ IN STOCK!
    $155.00 Buy Surplus As Low As $93.00
    $93.00
    Repair Yours $300.00
    BANNER ENGINEERING Q40AW3FF400Q1

    BANNER ENGINEERING

    Q40AW3FF400Q1

    EZ-BEAM Q40 SERIES: FIXED FIELD, RANGE: 400 MM, INPUT: 20-250 VAC, OUTPUT: SPST SOLID-STATE LIGHT OPERATE, MICRO 4-PIN INTEGRAL QD, (33387)
    ✓ IN STOCK!
    $268.75 Buy Surplus As Low As $161.25
    $161.25
    BANNER ENGINEERING LR300

    BANNER ENGINEERING

    LR300

    26542 - REMOTE SENSOR: EMITTER; RANGE: 2.4 M ; USE AMPS: MICRO: MA3-4 MA3-4P; MAXI: CM SERIES; 2 M (6.5 FT) CABLE
    ✓ IN STOCK!
    $103.60 Buy Surplus As Low As $63.00
    $63.00
    Repair Yours $300.00
    BANNER ENGINEERING IA13SMTA

    BANNER ENGINEERING

    IA13SMTA

    FIBER OPTIC CABLE, OPPOSED MODE, 36 IN LONG, 0.062 IN DIA., STAINLESS STEEL SHEATH, (21196)
    ✓ IN STOCK!
    $207.50 Buy Surplus As Low As $124.50
    $124.50
    ALLEN BRADLEY 873P-DCAC1S-D5

    ALLEN BRADLEY

    PHOTOSWITCH

    873P-DCAC1S-D5

    DISCONTINUED BY MANUFACTURER, 06/30/2014,ULTRASONIC SENSOR , DC, M30, PROGRAMMABLE, 1500MM, 2 X PNP, 4-20MA, MICRO QD
    ✓ IN STOCK!
    Buy Surplus As Low As $625.19
    $625.19
    ALLEN BRADLEY 872C-D3NE12-A2

    ALLEN BRADLEY

    872C-D3NE12-A2

    PROXIMITY SENSOR, 2-WIRE DC, 12MM DIAMETER, TUBULAR:NICKEL PLATED BRASS, 3 MM SENSING DISTANCE, SHIELDED, N.O., SINK (NPN) OR SOURCE (PNP), PVC CABLE
    ✓ IN STOCK!
    Buy Surplus As Low As $68.98
    $68.98
    ALLEN BRADLEY 871Z-BW2N12-N3

    ALLEN BRADLEY

    871Z-BW2N12-N3

    PROXIMITY SENSOR, 30HZ SWITCHING FREQUENCY, 2WIRE, 3CONDUCTOR, AC/DC WELD FIELD IMMUNE, 12MM DIAMETER, TUBULAR: FLOUROPOLYMER COATED BRASS, 2MM SENSING DISTANCE, SHIELDED, 1NO OUTPUT, MINI Q ...
    ✓ IN STOCK!
    Buy Surplus As Low As $194.14
    $194.14
    ALLEN BRADLEY 871TM-DN10NP30D4

    ALLEN BRADLEY

    PHOTOSWITCH

    871TM-DN10NP30D4

    DISCONTINUED BY MANUFACTURER, INDUCTIVE PROXIMITY SWITCH, 10-30 VDC, 200 MA, STAINLESS STEEL
    ✓ IN STOCK!
    Buy Surplus As Low As $141.56
    $141.56
    ALLEN BRADLEY 871C-N31

    ALLEN BRADLEY

    871C-N31

    ADAPTER, CONDUIT, 3/4IN - 1IN PIPE, ACCESSORY, PROXIMITY SENSOR, CONDUIT ADAPTOR, 30MM
    ✓ IN STOCK!
    Buy Surplus As Low As $13.38
    $13.38
    ALLEN BRADLEY 60-1845

    ALLEN BRADLEY

    PHOTOSWITCH

    60-1845

    DISCONTINUED BY MANUFACTURER 09/05/2016, FIBER OPTIC ADAPTER KIT, 2 ADAPTERS, 22 SERIES, SERIES B
    ✓ IN STOCK!
    Buy Surplus As Low As $47.38
    $47.38
    ALLEN BRADLEY 60-1626

    ALLEN BRADLEY

    60-1626

    PHOTOSWITCH, PLUG-IN, DELAYED ONE SHOT, 1/15 SECOND,
    ✓ IN STOCK!
    Buy Surplus As Low As $88.46
    $88.46
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