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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 351-400 of 663.
    RED LION CONTROLS RPGC0200

    RED LION CONTROLS

    RPGC0200

    DISCONTINUED BY MANUFACTURER 2011, PULSE GENERATOR , 200 PPR
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$286.67
    CAN$286.67
    Repair Yours CAN$358.09
    BRUEL & KJAER 4370

    BRUEL & KJAER

    4370

    DISCONTINUED BY MANUFACTURER, ACCELEROMETER PIEZOELECTRIC, W/TOP CONNECTOR
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$300.49
    CAN$300.49
    BANNER ENGINEERING IA23PM1.5

    BANNER ENGINEERING

    IA23PM1.5

    20368 - FIBER OPTIC SENSOR IA23PM1.5
    ✓ IN STOCK!
    CAN$265.53 Buy Surplus As Low As CAN$124.93
    CAN$124.93
    BANNER ENGINEERING IA13PMETA

    BANNER ENGINEERING

    IA13PMETA

    21134 - FIBER OPTIC SENSOR IA13PMETA
    ✓ IN STOCK!
    CAN$277.98 Buy Surplus As Low As CAN$148.71
    CAN$148.71
    ALLEN BRADLEY 873C-DDNP1000E2

    ALLEN BRADLEY

    PHOTOSWITCH

    873C-DDNP1000E2

    ULTRASONIC SENSOR,NORMALLY OPEN - PNP OUTPUT, CYLINDRICAL 30 MM, NON-PROGRAMMABLE, PNP SINGLE NO, 30 MM DIAMETER, 300 MM TO 1000 MM SENSING DISTANCE, 2 METER (6.5 FT) PVC CABLE
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$619.43
    CAN$619.43
    ALLEN BRADLEY 873C-D30NP30-E2

    ALLEN BRADLEY

    PHOTOSWITCH

    873C-D30NP30-E2

    DISCONTINUED BY MANUFACTURER, PROXIMITY SWITCH ULTRA SONIC DC PNP 30MM RANGE NO
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$542.14
    CAN$542.14
    ALLEN BRADLEY 872C-DH3CP12-E2

    ALLEN BRADLEY

    PHOTOSWITCH

    872C-DH3CP12-E2

    PROXIMITY SWITCH DC PNP M12 3MM NC 2METER CABLE
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$71.11
    CAN$71.11
    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 CAN$106.26
    CAN$106.26
    ALLEN BRADLEY 871ZC-BW5N18-R3

    ALLEN BRADLEY

    871ZC-BW5N18-R3

    DISCONTINUED BY MANUFACTURER, PROXIMITY SENSOR, INDUCTIVE, WELD FIELD IMMUNE, COPPER BARREL, 2-WIRE AC/DC, M18 DIAMETER, 5MM SENSING RANGE, SHIELDED, NORMALLY OPEN, MICRO QD STYLE
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$508.39
    CAN$508.39
    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 CAN$276.55
    CAN$276.55
    TURCK RSM RKM 54-20M/S715/S3276/S4000

    TURCK

    RSM RKM 54-20M/S715/S3276/S4000

    U-96594, DOUBLE-ENDED CORDSET, 10AMP, 600V, 5PIN, STRAIGHT MALE CONNECTOR TO STRAIGHT FEMALE CONNECTOR, (U-96594) , RSM RKM 54-20M/S715/S3276/S4000
    ✓ IN STOCK!
    CAN$576.91 Buy Surplus As Low As CAN$438.73
    CAN$438.73
    TURCK RSSD RSSD 423-27M

    TURCK

    RSSD RSSD 423-27M

    U-95418, DISCONTINUED BY MANUFACTURER- DOUBLE ENDED CORD SET- 4PIN, (U-95418) , RSSD RSSD 423-27M
    ✓ IN STOCK!
    CAN$495.71 Buy Surplus As Low As CAN$377.48
    CAN$377.48
    RADWELL VERIFIED SUBSTITUTE FCM1-3010P-ARS4-SUB

    RADWELL VERIFIED SUBSTITUTE

    FCM1-3010P-ARS4-SUB

    SUBSTITUTE FOR HTM SENSORS FCM1-3010P-ARS4, PROXIMITY SENSOR, INDUCTIVE, CYLINDRICAL, CP BRASS, SHIELDED, 30MM THREADED, 10MM RANGE, PNP, N/O, 4-PIN, M12 QD
    ✓ IN STOCK!
    CAN$81.19 Buy New CAN$81.19
    RADWELL VERIFIED SUBSTITUTE EQM1-2008P-ACU3-SUB (8MM THICK)

    RADWELL VERIFIED SUBSTITUTE

    EQM1-2008P-ACU3-SUB (8MM THICK)

    SUBSTITUTE FOR HTM EQM1-2008P-ACU3 (8 MM THICK), PROXIMITY SENSOR, EXTENDED RANGE, SQUARE TYPE, CP BRASS, SHIELDED, 8MM RANGE, PNP, N/O, 3-PIN, M8 QD
    ✓ IN STOCK!
    CAN$139.60 Buy New CAN$139.60
    GREAT LAKES INSTRUMENTS 697E3

    GREAT LAKES INSTRUMENTS

    697E3

    DISCONTINUED BY MANUFACTURER, ELECTRODELESS CONDUCTIVITY, 2WIRE, TRANSMITTER, 4-20MA, FINE/COURSE SPAN
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$145.67
    CAN$145.67
    Repair Yours CAN$358.85
    HONEYWELL MPS11LD

    HONEYWELL

    MICROSWITCH

    MPS11LD

    DISCONTINUED BY MANUFACTURER, PHOTOELECTRIC 4BLADE PLUG-IN AMPLIFER 20-280VAC
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$352.31
    CAN$352.31
    HONEYWELL CD18100C2N0

    HONEYWELL

    MICROSWITCH

    CD18100C2N0

    DISCONTINUED BY MANUFACTURER, PROXIMITY SWITCH, PHOTOELECTRIC, 90-240V
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$44.83
    CAN$44.83
    HONEYWELL BZ2RM2A2

    HONEYWELL

    MICROSWITCH

    BZ2RM2A2

    DISCONTINUED BY MANUFACTURER, SWITCH-MICRO, LEVER, SPDT, 15 AMP, 250 VAC, STRAIGHT LEVER, SPDT, SCREW TERMINALS
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$14.36
    CAN$14.36
    RADWELL VERIFIED SUBSTITUTE SM312C2QD-SUB

    RADWELL VERIFIED SUBSTITUTE

    SM312C2QD-SUB

    REPLACEMENT OF BANNER ENGINEERING SM312C2QD, PHOTOELECTRIC SENSOR - MINI BEAM - CONVERGENT BEAM 43MM SENSING RANGE, RECEIVER, PNP/NPN, M12 QD, LIGHT ON/DARK ON
    ✓ IN STOCK!
    CAN$149.57 Buy New CAN$149.57
    Repair Yours CAN$357.19
    MOLEX 403000E03M050

    MOLEX

    WOODHEAD

    403000E03M050

    DISCONTINUED BY MANUFACTURER, SINGLE-ENDED CORDSET, 3 POLES, 300 V, PVC CABLE, STRAIGHT FEMALE, YELLOW, LENGTH: 5.03 M, 1200270002
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$32.76
    CAN$32.76
    RADWELL RAD01382

    RADWELL

    RAD01382

    PROXIMITY SENSOR - M18 INDUCTIVE, CYLINDRICAL, SHIELDED, THREADED, 5MM RANGE, 3-WIRE PNP, N/O, 4-PIN MINI QD
    ✓ IN STOCK!
    CAN$121.51 Buy New CAN$121.51
    CAN$57.55
    ALLEN BRADLEY 802M-DZJ9LF

    ALLEN BRADLEY

    802M-DZJ9LF

    SEALED LIMIT SWITCH, COMPLETE SWITCH, PUSH, TOP PUSH ROLLER, 2 CIRCUITS, MINI QUICK DISCONNECT, 5 PIN MINI TYPE (J9 WIRING), 24 VDC LED TO NORMALLY OPEN, STANDARD BODY
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$336.09
    CAN$336.09
    ALLEN BRADLEY 802M-DY5

    ALLEN BRADLEY

    802M-DY5

    LIMIT SWITCH, PRE-WIRED FACTORY SEALED, COMPLETE SWITCH, TOP PUSH ROLLER, 2-CIRCUIT, 5 FT CABLE, IP67, NEMA 13
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$272.21
    CAN$272.21
    ALLEN BRADLEY 802M-AY5NF

    ALLEN BRADLEY

    802M-AY5NF

    SEALED LIMIT SWITCH, COMPLETE SWITCH, ROTARY LEVER SPRING RETURN, ROTARY STANDARD TRIP, 2 CIRCUITS, CABLE, 5 FT STANDARD, CW AND CCW OPERATION, STANDARD, 120V AC 50/60 HZ NEON TO NO, 2 CIRCU ...
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$590.51
    CAN$590.51
    ALLEN BRADLEY 802M-AY12NF

    ALLEN BRADLEY

    802M-AY12NF

    SEALED LIMIT SWITCH, COMPLETE SWITCH, ROTARY LEVER SPRING RETURN, ROTARY STANDARD TRIP, 2 CIRCUITS, CABLE, 12 FT, CW AND CCW OPERATION, STANDARD, 120V AC
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$324.19
    CAN$324.19
    ALLEN BRADLEY 802M-AJ9

    ALLEN BRADLEY

    802M-AJ9

    LIMIT SWITCH, PRE-WIRED FACTORY SEALED, COMPLETE SWITCH, LEVER TYPE, SPRING RETURN, STANDARD OPERATING TORQUE, 2-CIRCUIT, CW AND CCW DIRECTIONS, 5-PIN
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$300.83
    CAN$300.83
    ALLEN BRADLEY 802M-A1Y5

    ALLEN BRADLEY

    802M-A1Y5

    SEALED LIMIT SWITCH, COMPLETE SWITCH, ROTARY LEVER SPRING RETURN, ROTARY STANDARD TRIP, 2 CIRCUITS, CABLE, 5 FT STANDARD, CW OP ONLY, LVR CAN BE MOVD CCW, STANDARD, 2 CIRCUIT, 4 CIRCUIT NEUT ...
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$297.71
    CAN$297.71
    ALLEN BRADLEY 1485R-P2R5-D5

    ALLEN BRADLEY

    1485R-P2R5-D5

    DEVICENET PHYSICAL MEDIA,THIN MEDIA, YELLOW CPE,STANDARD PASSIVE CABLE,MICRO, STRAIGHT FEMALE,STANDARD 5-PIN,MICRO, STRAIGHT MALE,STANDARD 5-PIN,MICRO, STRAIGHT FEMALE,MICRO, STRAIGHT MALE,S ...
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$149.48
    CAN$149.48
    ALLEN BRADLEY 1485R-P2N5-M5

    ALLEN BRADLEY

    1485R-P2N5-M5

    CORDSET, MINI-LINE MALE TO MINI FEMALE, 5 PINS, 3A, 24 VDC, THIN MEDIA, YELLOW CPE, STANDARD-EPOXY COATED ZINC, 2M LENGTH, DEVICENET PHYSICAL MEDIA
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$106.99
    CAN$106.99
    ALLEN BRADLEY 1485R-P1R5-F5

    ALLEN BRADLEY

    1485R-P1R5-F5

    DEVICENET PHYSICAL MEDIA,THIN MEDIA, YELLOW CPE,STANDARD PASSIVE CABLE,MICRO, STRAIGHT FEMALE,STANDARD 5-PIN,MICRO, RIGHT ANGLE MALE,STANDARD 5-PIN,MICRO, STRAIGHT FEMALE,MICRO, RIGHT ANGLE ...
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$137.60
    CAN$137.60
    ALLEN BRADLEY 1485K-P2F5-N5

    ALLEN BRADLEY

    1485K-P2F5-N5

    KWIKLINK CORDSET, PVC, STANDARD PASSIVE CABLE, MINI, STRAIGHT FEMALE, STANDARD 5-PIN, MICRO, RIGHT ANGLE MALE,STANDARD 5-PIN,MICRO, RIGHT ANGLE MALE, MINI, STRAIGHT FEMALE, STANDARD - EPOXY ...
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$13.32
    CAN$13.32
    RADWELL VERIFIED SUBSTITUTE D4A-A00-SUB

    RADWELL VERIFIED SUBSTITUTE

    D4A-A00-SUB

    REPLACEMENT OF OMRON D4A-A00, LEVER ARM - METAL ROLLER, 1.5"L X .75"D X .25"W
    ✓ IN STOCK!
    CAN$22.79 Buy New CAN$22.79
    HONEYWELL 945-L4Y-2D-1C0

    HONEYWELL

    MICROSWITCH

    945-L4Y-2D-1C0

    DISCONTINUED BY MANUFACTURER, PROXIMITY SWITCH, ULTRASONIC DISTANCE SENSOR, 18 MM DIAMETER, STAINLESS STEEL, 24 VDC, 6 FT CABLE
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$148.64
    CAN$148.64
    KANSON ELECTRONICS INC T12-D418-F

    KANSON ELECTRONICS INC

    ISSC

    T12-D418-F

    PROXIMITY SENSOR, SHIELDED, 12 MM, PNP, 1NO, DIA, 4 PIN
    ✓ IN STOCK!
    CAN$88.46 Buy Surplus As Low As CAN$29.16
    CAN$29.16
    TURCK RSM 36-15M/S3059

    TURCK

    RSM 36-15M/S3059

    U-81177- SINGLE-ENDED CORDSET, 10AMP, 500V, 3PIN, STRAIGHT MALE CONNECTOR, (U-81177) , RSM 36-15M/S3059
    ✓ IN STOCK!
    CAN$227.91 Buy Surplus As Low As CAN$150.99
    CAN$150.99
    TURCK RSC 4.4T-15/S3060

    TURCK

    RSC 4.4T-15/S3060

    U-76034, CORDSET, SINGLE ENDED, M12 EUROFAST, STRAIGHT MALE CONNECTOR, MEDIUM PLUG BODY, NICKEL PLATED BRASS COUPLING, 4 WIRE, T BARB FITTING, 15 METER LENGTH, NO LEDS, WELDLIFE, ITC/PLTC, C ...
    ✓ IN STOCK!
    CAN$172.36 Buy Surplus As Low As CAN$67.69
    CAN$67.69
    TURCK RS 4.4T-0.6-RS 4.4T

    TURCK

    RS 4.4T-0.6-RS 4.4T

    U-79789, CORDSET, DOUBLE ENDED, M12 EUROFAST, (2X) STRAIGHT MALE CONNECTOR, STANDARD PLUG BODY, NICKEL PLATED BRASS COUPLING, 4 WIRE, T BARB FITTING, 0.6 METER LENGTH, NO LEDS, PVC JACKET , ...
    ✓ IN STOCK!
    CAN$82.62 Buy Surplus As Low As CAN$49.86
    CAN$49.86
    ON SEMICONDUCTOR CM2030-A0TR

    ON SEMICONDUCTOR

    CM2030-A0TR

    HDMI TRANSMITTER PORT PROTECTION AND INTERFACE DEVICE, 5.5V, TSSOP-38, ROHS COMPLIANT; YES
    ✓ IN STOCK!
    CAN$10.37 Buy Surplus As Low As CAN$4.84
    CAN$4.84
    SIEMENS 547-005

    SIEMENS

    LANDIS & GYR

    547-005

    DISCONTINUED BY MANUFACTURER, PRESSURE MONITOR ,DIFFERENTIAL, WITH 2 POSITION
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$469.03
    CAN$469.03
    Repair Yours CAN$411.11
    FESTO SPTE-V1R-Q4-B-2.5K

    FESTO

    SPTE-V1R-Q4-B-2.5K

    PRESSURE TRANSMITTER, PRESSURE MEASURING RANGE START VALUE 0 BAR / 0 MPA / 0 PSI, PRESSURE MEASURING RANGE END VALUE -1 BAR / -0.1 MPA / -14.5 PSI, OVERLOAD PRESSURE 5 BAR / 0.5 MPA / 72.5 P ...
    ✓ IN STOCK!
    CAN$117.55 Buy Surplus As Low As CAN$92.59
    CAN$92.59
    Repair Yours CAN$357.19
    FESTO KMP6-25P-20-5

    FESTO

    KMP6-25P-20-5

    CONNECTING CABLE, SERIES KMP, END 1: FIELD DEVICE END; SOCKET; 25-PIN SUB-D, END 2: CONTROL END; OPEN; 25-WIRE, WITHOUT LABEL HOLDER, 0-30 VDC, 5 M LENGTH, GRAY PVC SHEATH, IP40, (530047)
    ✓ IN STOCK!
    CAN$315.23 Buy Surplus As Low As CAN$165.68
    CAN$165.68
    JOHNSON CONTROLS NS-BTV7002-0

    JOHNSON CONTROLS

    NS-BTV7002-0

    BAL SENSOR WALL BOX MT.TB BALANCING SENSOR. WALL BOX MOUNT. TERMINAL BLOCK NETWORK CONNECTION
    ✓ IN STOCK!
    CAN$437.98 Buy Surplus As Low As CAN$262.78
    CAN$262.78
    TURCK RSSD RSSD 423-9M

    TURCK

    RSSD RSSD 423-9M

    DOUBLE-ENDED CORDSET, 4 AMP, 250 V, 4-PIN, STRAIGHT MALE CONNECTOR TO STRAIGHT MALE CONNECTOR, 9 M CABLE LENGTH, GREEN- (U-72141) , RSSD RSSD 423-9M
    ✓ IN STOCK!
    CAN$206.55 Buy Surplus As Low As CAN$158.12
    CAN$158.12
    CR MAGNETICS CR4480-5

    CR MAGNETICS

    CR4480-5

    AVERAGE RMS AC CURRENT TRANSDUCER, SOLID CORE, 3 ELEMENT, 50 HZ - 400 HZ, 0 - 500 OUTPUT LOAD, 24 VDC +/-10%, 0-5 AAC INPUT RANGE, 4 - 20 MADC OUTPUT RANGE, 0.26" ID
    ✓ IN STOCK!
    CAN$390.30 Buy Surplus As Low As CAN$249.45
    CAN$249.45
    DWYER RHP-3S2A

    DWYER

    RHP-3S2A

    HUMIDITY/TEMP TRANSMITTER, 0%-100%, 35V; SENSOR OUTPUT TYPE:VOLTAGE; HUMIDITY RANGE:0% TO 100% RELATIVE HUMIDITY; SUPPLY VOLTAGE MIN:15VDC; SUPPLY VOLTAGE MAX:35VDC; SENSING ACCURACY:3%; SEN ...
    ✓ IN STOCK!
    CAN$366.49 Buy Surplus As Low As CAN$151.61
    CAN$151.61
    HONEYWELL SR-W04-75C

    HONEYWELL

    BW TECHNOLOGIES

    SR-W04-75C

    REPLACEMENT COMBUSTIBLE (LEL) SENSOR, HEAVY DUTY SILICON FILTER
    ✓ IN STOCK!
    CAN$794.64 Buy Surplus As Low As CAN$442.88
    CAN$442.88
    MAYR 0800157

    MAYR

    0800157

    LIMIT SWITCH, 250VAC, 15A W/ 2 CONTACTS 10A, 200 SWITCHING OPERATIONS / MIN, (055.000.5)
    ✓ IN STOCK!
    CAN$639.00 Buy New CAN$639.00
    CAN$366.87
    Repair Yours CAN$252.00
    LICON 65-2010

    LICON

    65-2010

    DISCONTINUED BY MANUFACTURER, LIMIT SWITCH, SNAP ACTION, 10 AMPS, 250V
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$171.79
    CAN$171.79
    TURCK WAK4-2-WAS4/P00

    TURCK

    WAK4-2-WAS4/P00

    DISCONTINUED BY MANUFACTURER, SENSOR/ACTUATOR CABLE, 4-POLE, M12 FEMALE STRAIGHT CONNECTOR, TO 4-PIN M12 MALE CONNECTOR, WITH 2M LONG 4-CORE CABLE, (8006738)
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$34.19
    CAN$34.19
    TURCK RSSD RSSD 423-40M

    TURCK

    RSSD RSSD 423-40M

    U-60542, DOUBLE-ENDED CORDSET, 4AMP, 250V, STRAIGHT MALE CONNECTOR TO STRAIGHT MALE CONNECTOR, 4PIN, (U-60542) , RSSD RSSD 423-40M
    ✓ IN STOCK!
    CAN$534.17 Buy Surplus As Low As CAN$405.97
    CAN$405.97
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