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    Sensors & Switches / Resistivity Sensor

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    Rockwell Disclaimer: The product is used surplus. Radwell is not an authorised 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 authorised dealers. Because Radwell is not an authorised 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 1-50 of 468.
    LEGRAND CI-205

    LEGRAND

    WATT STOPPER

    CI-205

    PIR CEILING OCCUPANCY SENSOR, 1200 SQ. FT., 24 VDC
    ✓ IN STOCK!
    £147.15 Price with VAT: £176.58 Buy Surplus As Low As £66.67 Price with VAT: £80.00
    £66.67 Price with VAT: £80.00
    INVENSYS TS-8204-0-0-1

    INVENSYS

    TS-8204-0-0-1

    DISCONTINUED BY MANUFACTURER, IMMERSION SENSOR KIT, 200 F TO 400 F TEMP. RANGE, 2 WIRE, KIT INCLUDES 1 AT-208
    ✓ IN STOCK!
    Buy Surplus As Low As £30.95 Price with VAT: £37.14
    £30.95 Price with VAT: £37.14
    LEGRAND CI-200-U

    LEGRAND

    WATT STOPPER

    CI-200-U

    DISCONTINUED BY MANUFACTURER, OCCUPANCY SENSOR, 24 VDC
    ✓ IN STOCK!
    Buy Surplus As Low As £75.61 Price with VAT: £90.74
    £75.61 Price with VAT: £90.74
    DOVER CORPORATION OHSP-017

    DOVER CORPORATION

    DESTACO

    OHSP-017

    SENSOR, QUICK DISCONNECT, 4.5-28 VDC, 100 MA, 3 POLE
    ✓ IN STOCK!
    £165.44 Price with VAT: £198.53 Buy Surplus As Low As £82.79 Price with VAT: £99.35
    £82.79 Price with VAT: £99.35
    METTLER TOLEDO 240-201

    METTLER TOLEDO

    THORNTON

    240-201

    DISCONTINUED BY MANUFACTURER, RESISTIVITY SENSOR, 3/4 NPT, 1.35 IN
    ✓ IN STOCK!
    Buy Surplus As Low As £653.19 Price with VAT: £783.83
    £653.19 Price with VAT: £783.83
    EEC AEG 548739

    EEC AEG

    548739

    RESISTANCE SWITCH 380-480VAC 50/60HZ
    ✓ IN STOCK!
    Buy Surplus As Low As £309.06 Price with VAT: £370.87
    £309.06 Price with VAT: £370.87
    Repair Yours £285.03 Price with VAT: £342.04
    SCHNEIDER ELECTRIC 121B5305

    SCHNEIDER ELECTRIC

    LAURITZ KNUDSEN

    121B5305

    SUN SENSOR 0-5.3V PWM FOR 1000LR DIMMER
    ✓ IN STOCK!
    Buy Surplus As Low As £313.40 Price with VAT: £376.08
    £313.40 Price with VAT: £376.08
    Repair Yours £244.51 Price with VAT: £293.41
    GEORG FISCHER SIGNET 3-2850-52-39V

    GEORG FISCHER SIGNET

    3-2850-52-39V

    CONDUCTIVITY SENSOR ELECTRONICS, .01 CELL ELECTRODE, 4-20MA OUTPUT, NPT THREADS
    ✓ IN STOCK!
    £1,032.49 Price with VAT: £1,238.98 Buy Surplus As Low As £769.51 Price with VAT: £923.42
    £769.51 Price with VAT: £923.42
    GEORG FISCHER SIGNET 3-2850-52-40V

    GEORG FISCHER SIGNET

    3-2850-52-40V

    CONDUCTIVITY SENSOR,0.1 CELL ELECTRODE, 4-20MA OUTPUT, NPT THREADS, 159001827
    ✓ IN STOCK!
    £1,073.58 Price with VAT: £1,288.30 Buy Surplus As Low As £608.07 Price with VAT: £729.68
    £608.07 Price with VAT: £729.68
    TURCK U2-17183

    TURCK

    U2-17183

    DISCONTINUED BY MANUFACTURER, CAN TERMINATION, MALE
    ✓ IN STOCK!
    Buy Surplus As Low As £11.50 Price with VAT: £13.80
    £11.50 Price with VAT: £13.80
    TT ELECTRONICS IPO-005-CSF

    TT ELECTRONICS

    PROXISTOR

    IPO-005-CSF

    SENSOR CABLE 2M
    ✓ IN STOCK!
    Buy Surplus As Low As £43.30 Price with VAT: £51.96
    £43.30 Price with VAT: £51.96
    TT ELECTRONICS IPO-010-DSF

    TT ELECTRONICS

    PROXISTOR

    IPO-010-DSF

    SENSOR INDUCTIVE M30
    ✓ IN STOCK!
    Buy Surplus As Low As £34.02 Price with VAT: £40.82
    £34.02 Price with VAT: £40.82
    OHMITE 3420

    OHMITE

    3420

    DISCONTINUED BY MANUFACTURER, RESISTANCE DECADE BOX, 1 TO 11111110 OHM, DECADE BOX TYPE RESISTANCE, NO. OF DECADES 7, ACCURACY % 1%, PRODUCT RANGE OHM RANGER, ADJUSTMENT TYPE SIDE, MEASURING ...
    ✓ IN STOCK!
    Buy Surplus As Low As £268.51 Price with VAT: £322.21
    £268.51 Price with VAT: £322.21
    OMEGA ENGINEERING RSTX-201-202

    OMEGA ENGINEERING

    RSTX-201-202

    RESISTIVITY TRANSMITTER 0-20MOHM 4-20MA OUT
    ✓ IN STOCK!
    £570.08 Price with VAT: £684.09 Buy New £570.08 Price with VAT: £684.09
    £268.69 Price with VAT: £322.42
    X-RITE VCS50-00-01

    X-RITE

    VCS50-00-01

    HIGH RESOLUTION SENSOR
    ✓ IN STOCK!
    £1,714.61 Price with VAT: £2,057.54 Buy Surplus As Low As £949.96 Price with VAT: £1,139.95
    £949.96 Price with VAT: £1,139.95
    POST GLOVER RESISTORS INC DB4404TBNC

    POST GLOVER RESISTORS INC

    DB4404TBNC

    DISCONTINUED BY MANUFACTURER, DYNAMIC BRAKING RESISTOR, 1540 WATT, 210 OHM
    ✓ IN STOCK!
    Buy Surplus As Low As £170.78 Price with VAT: £204.94
    £170.78 Price with VAT: £204.94
    ENDRESS & HAUSER T-180-385U

    ENDRESS & HAUSER

    T-180-385U

    RESISTOR SENSOR, 10-35VDC, 4-20MA
    ✓ IN STOCK!
    £93.37 Price with VAT: £112.04 Buy Surplus As Low As £48.13 Price with VAT: £57.76
    £48.13 Price with VAT: £57.76
    SIEMENS 550-974P10

    SIEMENS

    SIEMENS INDUSTRY

    550-974P10

    3WIRE, RS-485, EARTH GROUND REF TERMINATOR, (PACKAGE 10)
    ✓ IN STOCK!
    £323.43 Price with VAT: £388.12 Buy Surplus As Low As £169.72 Price with VAT: £203.66
    £169.72 Price with VAT: £203.66
    VISHAY CRCW04024K75FKEDHP

    VISHAY

    DALE

    CRCW04024K75FKEDHP

    THICK FILM RESISTORS, SMD/SMT, PCB MOUNT, CUT TAPE, MOUSE REEL, 5.74 KOHMS, 200MW (1/5W), 100 PPM/C
    £0.59 Price with VAT: £0.71 Buy Surplus As Low As £0.38 Price with VAT: £0.46
    £0.38 Price with VAT: £0.46
    WIKA TR10-B-AIGZ

    WIKA

    TR10-B-AIGZ

    RESISTANCE THERMOMETER, SENSOR RANGES -196 +600 C (-320 +1.112 F), CONNECTION HEAD
    ✓ IN STOCK!
    £85.37 Price with VAT: £102.44 Buy Surplus As Low As £38.88 Price with VAT: £46.65
    £38.88 Price with VAT: £46.65
    METTLER TOLEDO 243E221

    METTLER TOLEDO

    THORNTON

    243E221

    SENSOR, CONDUCTIVITY / RESISTIVITY, 0.1 CONSTANT, RANGE (US/CM): 0.02-2000, MAX PRESSURE/TEMP / 150 PSIG/311 F / 450 PSIG/77 F, 1.5 INCH TRI CLAMP FITTING, TITANIUM
    ✓ IN STOCK!
    £2,216.13 Price with VAT: £2,659.36 Buy Surplus As Low As £1,515.86 Price with VAT: £1,819.03
    £1,515.86 Price with VAT: £1,819.03
    Repair Yours £1,183.88 Price with VAT: £1,420.66
    METTLER TOLEDO 240-216

    METTLER TOLEDO

    THORNTON

    240-216

    CONDUCTIVITY SENSOR, 0.1 CONSTANT, 1/2 INCH NPT FITTING, INSERTION LENGTH: 1.14 (29 MM), CABLE LENGTH: 1.5 FT (0.5 M)/S (CONNECTOR), RANGE: 0.02-2,000 (ΜS/CM), TITANIUM
    ✓ IN STOCK!
    £1,021.42 Price with VAT: £1,225.70 Buy Surplus As Low As £508.24 Price with VAT: £609.88
    £508.24 Price with VAT: £609.88
    TEMPCO RTD00702

    TEMPCO

    RTD00702

    RTD SENSOR, 6" PROBE LENGTH, STAINLESS STEEL, 3 WIRE, 100 OHM, CONNECTION HEAD W/ TERMINAL BLOCK
    £110.55 Price with VAT: £132.66 Buy Surplus As Low As £67.23 Price with VAT: £80.67
    £67.23 Price with VAT: £80.67
    SICK WS/WE100-P4400

    SICK

    WS/WE100-P4400

    DISCONTINUED BY MANUFACTURER, PHOTOELECTRIC SENSOR, W100, MINIATURE, THROUGH-BEAM, 30 M SENSING RANGE, 10-30 VDC,100 MA, PNP, M8 MALE 4 PIN CONNECTOR, LIGHT/DARK SWITCHING, -40 TO +70 DEGREE ...
    ✓ IN STOCK!
    Buy Surplus As Low As £91.88 Price with VAT: £110.26
    £91.88 Price with VAT: £110.26
    INVENSYS 871CC-C2-4

    INVENSYS

    FOXBORO

    871CC-C2-4

    DISCONTINUED BY MANUFACTURER RESISTIVITY SENSOR, CONTACTING CONDUCTIVITY, 50 MM, 2 INCH TRI-CLAMP SANITARY FITTING
    ✓ IN STOCK!
    Buy Surplus As Low As £211.06 Price with VAT: £253.27
    £211.06 Price with VAT: £253.27
    SCHNEIDER ELECTRIC 50397

    SCHNEIDER ELECTRIC

    MERLIN GERIN

    50397

    DISCONTINUED BY MANUFACTURER, INSULATION MONITOR, 0-511KOHM READING RANGE, 0.7 TO 100KOHM THRESHOLD SETTING, 3S RESPONSE TIME, 440-480V, 3 X 7 SEGMENT NUMERICAL DISPLAYS, FLUSH MOUNTED
    ✓ IN STOCK!
    Buy Surplus As Low As £390.62 Price with VAT: £468.74
    £390.62 Price with VAT: £468.74
    INVENSYS 871CC-L2

    INVENSYS

    FOXBORO

    871CC-L2

    DISCONTINUED BY MANUFACTURER, RESISTIVITY SENSOR, CONTACTING CONDUCTIVITY, 50 MM, 2 INCH TRI-CLAMP SANITARY FITTING
    ✓ IN STOCK!
    Buy Surplus As Low As £282.85 Price with VAT: £339.42
    £282.85 Price with VAT: £339.42
    OMEGA ENGINEERING CDTX-45T-SMK

    OMEGA ENGINEERING

    CDTX-45T-SMK

    SUBMERSIBLE MOUNTING KIT
    ✓ IN STOCK!
    £279.42 Price with VAT: £335.31 Buy New £279.42 Price with VAT: £335.31
    £190.25 Price with VAT: £228.30
    METTLER TOLEDO 58080201

    METTLER TOLEDO

    THORNTON

    58080201

    UNICOND CONDUCTIVITY / RESISTIVITY SENSOR CABLE, 5 FT LENGTH
    ✓ IN STOCK!
    £386.92 Price with VAT: £464.31 Buy Surplus As Low As £238.38 Price with VAT: £286.06
    £238.38 Price with VAT: £286.06
    INVENSYS 871CC-L2-3-25F

    INVENSYS

    FOXBORO

    871CC-L2-3-25F

    DISCONTINUED BY MANUFACTURER, RESISTIVITY SENSOR, 25 FEET CABLE, CONTACTING CONDUCTIVITY, TRI-CLAMP SANITARY FITTING
    ✓ IN STOCK!
    Buy Surplus As Low As £215.63 Price with VAT: £258.76
    £215.63 Price with VAT: £258.76
    GEORG FISCHER SIGNET 3-2850-52

    GEORG FISCHER SIGNET

    3-2850-52

    SENSOR, SUBMERSIBLE, 3/4 INCH THREADED, EASYCAL, ONE INPUT, 4 TO 20 MA OUTPUT, NEMA 4X / IP65, (159001399)
    ✓ IN STOCK!
    £642.71 Price with VAT: £771.25 Buy Surplus As Low As £371.18 Price with VAT: £445.41
    £371.18 Price with VAT: £445.41
    GEORG FISCHER SIGNET 3-2850-52-41V

    GEORG FISCHER SIGNET

    SIGNET SCIENTIFIC

    3-2850-52-41V

    CONDUCTIVITY SENSOR, 1 CELL ELECTRODE, 4-20 MA OUTPUT, NPT THREAD, 2850 INTEGRAL MOUNT SYSTEMS, WITH EASYCAL, (159001828)
    ✓ IN STOCK!
    £1,032.49 Price with VAT: £1,238.98 Buy Surplus As Low As £602.05 Price with VAT: £722.45
    £602.05 Price with VAT: £722.45
    APPLIED ROBOTICS INC QS-25ANP-T3

    APPLIED ROBOTICS INC

    QS-25ANP-T3

    DISCONTINUED BY MANUFACTURER, COLLISION SENSOR, QUICK STOP, 3-PIN CONNECTOR
    ✓ IN STOCK!
    Buy Surplus As Low As £1,080.71 Price with VAT: £1,296.85
    £1,080.71 Price with VAT: £1,296.85
    KOA RK73H2ETTD1000F

    KOA

    RK73H2ETTD1000F

    RESISTOR, SMD, 100 OHMS, 1/2 WATTS, 1%, THICK FILM, (1210), 3225
    ✓ IN STOCK!
    £0.30 Price with VAT: £0.36 Buy Surplus As Low As £0.19 Price with VAT: £0.23
    £0.19 Price with VAT: £0.23
    SICK RLY3-OSSD200

    SICK

    RLY3-OSSD200

    SAFETY RELAY, 24 VDC, 12 AMP, 2.4 VOLT, 2.5 WATT, 10 HZ, 4 MA-6 MA INPUT CURRENT
    ✓ IN STOCK!
    £292.83 Price with VAT: £351.40 Buy Surplus As Low As £161.00 Price with VAT: £193.20
    £161.00 Price with VAT: £193.20
    CLACK CORP R7016AP-1MEG-115

    CLACK CORP

    R7016AP-1MEG-115

    RESISTIVITY TEST LIGHT, 1 MEGA OHM, 115VAC
    ✓ IN STOCK!
    £85.62 Price with VAT: £102.75 Buy Surplus As Low As £47.44 Price with VAT: £56.93
    £47.44 Price with VAT: £56.93
    METTLER TOLEDO 58-080-270

    METTLER TOLEDO

    SAFELINE METTLER

    58-080-270

    DISCONTINUED BY MANUFACTURER, THORNTON 58080270, UNICOND CONDUCTIVITY / RESISTIVITY SENSOR CABLE, 1 FT LONG, ISM METERS, PATCH CABLE
    ✓ IN STOCK!
    Buy Surplus As Low As £36.14 Price with VAT: £43.37
    £36.14 Price with VAT: £43.37
    APPLIED ROBOTICS INC 94501-D1029A

    APPLIED ROBOTICS INC

    94501-D1029A

    COLLISION SENSOR, QS-100NP-T3, QUICKSTOP, QS-100 UNIT W/ SWITCH, PNEUMATIC OPERATION, M8 FEMALE CONNECTOR, 5 METER CABLE, WITHOUT MOUNTING PLATE
    ✓ IN STOCK!
    £1,302.19 Price with VAT: £1,562.63 Buy Surplus As Low As £530.41 Price with VAT: £636.49
    £530.41 Price with VAT: £636.49
    EDTM RC3175

    EDTM

    RC3175

    SURFACE RESISTIVITY METER, R-CHEK
    ✓ IN STOCK!
    £861.99 Price with VAT: £1,034.38 Buy Surplus As Low As £358.33 Price with VAT: £430.00
    £358.33 Price with VAT: £430.00
    MYRON L CO RPY

    MYRON L CO

    RPY

    SENSOR, PDS, REPLACEMENT, FOR PDS METER MODELS AG6/PH, EP11/PH, M6/PH, T2/PH, T6/PH, DCH4 AND DPH4
    £184.50 Price with VAT: £221.40 Buy Surplus As Low As £111.30 Price with VAT: £133.56
    £111.30 Price with VAT: £133.56
    ALLEN BRADLEY 45FVL-2LGE-C4

    ALLEN BRADLEY

    45FVL-2LGE-C4

    SENSOR 12-24VDC W/3WIRE 2M
    Buy Surplus As Low As £145.41 Price with VAT: £174.49
    £145.41 Price with VAT: £174.49
    DEVAR 18-812

    DEVAR

    18-812

    DISCONTINUED BY MANUFACTURER, RESISTANCE TRANSMITTER, RTD, TEMPERATURE RANGE VARIES, 11-44VDC
    Buy Surplus As Low As £330.25 Price with VAT: £396.30
    £330.25 Price with VAT: £396.30
    POWEREX KP-644-72

    POWEREX

    KP-644-72

    SENSOR RELAY
    Buy Surplus As Low As £53.78 Price with VAT: £64.54
    £53.78 Price with VAT: £64.54
    METTLER TOLEDO 822-A01

    METTLER TOLEDO

    THORNTON

    822-A01

    CONTROLLER CONDUCTIVITY/RESISTIVITY SYSTEM
    Buy Surplus As Low As £968.32 Price with VAT: £1,161.98
    £968.32 Price with VAT: £1,161.98
    Repair Yours £847.28 Price with VAT: £1,016.74
    METTLER TOLEDO 253-203

    METTLER TOLEDO

    THORNTON

    253-203

    RESISTIVITY PROBE
    £665.54 Price with VAT: £798.64 Buy Surplus As Low As £399.62 Price with VAT: £479.55
    £399.62 Price with VAT: £479.55
    Repair Yours £333.14 Price with VAT: £399.77
    METTLER TOLEDO 6222-2

    METTLER TOLEDO

    THORNTON

    6222-2

    DISCONTINUED BY MANUFACTURER, CONDUCTIVITY/RESISTIVITY METER, 4-20MA
    Buy Surplus As Low As £902.30 Price with VAT: £1,082.76
    £902.30 Price with VAT: £1,082.76
    Repair Yours £808.76 Price with VAT: £970.51
    SIEMENS AS100

    SIEMENS

    MILLTRONICS

    AS100

    RESISTIVITY SENSOR, SENACO, ANALOG OUTPUT
    Buy Surplus As Low As £672.26 Price with VAT: £806.71
    £672.26 Price with VAT: £806.71
    INVENSYS TS-8201-106

    INVENSYS

    ROBERTSHAW

    TS-8201-106

    IMMERSION TEMPERATURE SENSOR 4INCH PROBE 1K-OHM
    Buy Surplus As Low As £42.58 Price with VAT: £51.09
    £42.58 Price with VAT: £51.09
    INVENSYS TS-8201-110

    INVENSYS

    ROBERTSHAW

    TS-8201-110

    DISCONTINUED BY MANUFACTURER 11/07/2022, STRAP-ON SENSOR, 1000OHM
    Buy Surplus As Low As £71.71 Price with VAT: £86.05
    £71.71 Price with VAT: £86.05
    MEGGER 247001

    MEGGER

    247001

    LOW RESISTANCE OHMMETER, DIGITAL, 60 OHM; WIRE CONNECTION:4-WIRE; RESISTANCE MEASUREMENT RANGE:5999ªOHM, 59.99MOHM, 599.9MOHM, 5.999OHM, 59.99OHM; RESOLUTION (OHM):0.01OHM; TEST CURRENT:10A; ...
    £5,726.90 Price with VAT: £6,872.28 Buy Surplus As Low As £3,436.74 Price with VAT: £4,124.09
    £3,436.74 Price with VAT: £4,124.09
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