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    Sensors & Switches / PH Electrode

    Radwell is not an authorised distributor, reseller or representative of the products featured on this website. All product names, trademarks, brands and logos used on this site are the property of their respective owners. The depiction, description or sale of products featuring these names, trademarks, brands and logos is for identification purposes only and is not intended to indicate any affiliation with or authorisation by any rights holder.

    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 119.
    HONEYWELL 31117389

    HONEYWELL

    31117389

    DISCONTINUED BY MANUFACTURER, ELECTRODE, PH MEASURING
    ✓ IN STOCK!
    Buy Surplus As Low As £74.49 Price with VAT: £89.39
    £74.49 Price with VAT: £89.39
    HONEYWELL 117486

    HONEYWELL

    LEEDS & NORTHRUP

    117486

    DISCONTINUED BY MANUFACTURER, ELECTRODE SENSOR, PH METER
    ✓ IN STOCK!
    Buy Surplus As Low As £115.25 Price with VAT: £138.30
    £115.25 Price with VAT: £138.30
    HONEYWELL 117391

    HONEYWELL

    LEEDS & NORTHRUP

    117391

    ELECTRODE PH
    Buy Surplus As Low As £53.33 Price with VAT: £64.00
    £53.33 Price with VAT: £64.00
    HONEYWELL 117392

    HONEYWELL

    LEEDS & NORTHRUP

    117392

    DISCONTINUED BY MANUFACTURER, SINGLE JUNCTION REFERENCE ELECTRODE PH,
    ✓ IN STOCK!
    Buy Surplus As Low As £75.10 Price with VAT: £90.12
    £75.10 Price with VAT: £90.12
    HONEYWELL 117389

    HONEYWELL

    LEEDS & NORTHRUP

    117389

    PH MEASURING ELECTRODE 0-11 PH -5 TO 40C DEGREE
    ✓ IN STOCK!
    Buy Surplus As Low As £42.36 Price with VAT: £50.83
    £42.36 Price with VAT: £50.83
    Repair Yours Contact Us
    HONEYWELL 31117399

    HONEYWELL

    31117399

    DISCONTINUED BY MANUFACTURER, ELECTRODE, ANTIMONY, PH 6IN SPADE, LUG 5-75DEG C
    ✓ IN STOCK!
    Buy Surplus As Low As £101.31 Price with VAT: £121.57
    £101.31 Price with VAT: £121.57
    HONEYWELL 079236

    HONEYWELL

    079236

    DURAFET PH PRE-AMP
    ✓ IN STOCK!
    Buy Surplus As Low As £104.42 Price with VAT: £125.30
    £104.42 Price with VAT: £125.30
    HONEYWELL 51204976-501

    HONEYWELL

    51204976-501

    PH ELECTRODE, DURAFET II, 12MM, 8550 VITON
    ✓ IN STOCK!
    £1,029.86 Price with VAT: £1,235.83 Buy Surplus As Low As £617.92 Price with VAT: £741.50
    £617.92 Price with VAT: £741.50
    Repair Yours £533.79 Price with VAT: £640.55
    HONEYWELL 117390

    HONEYWELL

    LEEDS & NORTHRUP

    117390

    PH MEASURING ELECTRODE
    ✓ IN STOCK!
    £62.52 Price with VAT: £75.02 Buy Surplus As Low As £26.61 Price with VAT: £31.94
    £26.61 Price with VAT: £31.94
    HONEYWELL 31152137

    HONEYWELL

    MICROSWITCH

    31152137

    TEMPERATURE COMPENSATOR, MEREDIAN SERIES, ELECTRODE MOUNTING, 7773 MULTIPURPOSE, AUTO, USE WITH ANALOG-BASED INST., 721 OHMS AT 25C, -5 TO 110C, 150 PSIG @ 110C, 6 2-WIRE, SPADE LUGS
    ✓ IN STOCK!
    £434.56 Price with VAT: £521.48 Buy Surplus As Low As £280.42 Price with VAT: £336.51
    £280.42 Price with VAT: £336.51
    HONEYWELL 51204782-004

    HONEYWELL

    51204782-004

    DISCONTINUED BY MANUFACTURER, CABLE FOR DURAFET II 40FT QUICK DISCONNECT
    ✓ IN STOCK!
    Buy Surplus As Low As £101.31 Price with VAT: £121.57
    £101.31 Price with VAT: £121.57
    HONEYWELL 51205554-501

    HONEYWELL

    51205554-501

    DISCONTINUED BY MANUFACTURER, PH ELECTRODE, DURAFET II INLINE, 8550 OHM THERMISTOR AND KCI REFERENCE FILL, COMPATIBLE WITH 777D INLINE TEE MOUNTING
    ✓ IN STOCK!
    Buy Surplus As Low As £816.29 Price with VAT: £979.55
    £816.29 Price with VAT: £979.55
    HONEYWELL 31117481-501

    HONEYWELL

    31117481-501

    ELECTRODE, MERIDIAN I GLASS PH REFERENCE ELECTRODE, GEL-FILLED RYTON BODY, WITH 6" SPADE LUG
    ✓ IN STOCK!
    £573.66 Price with VAT: £688.39 Buy Surplus As Low As £344.35 Price with VAT: £413.22
    £344.35 Price with VAT: £413.22
    HONEYWELL 31117390-501

    HONEYWELL

    31117390-501

    DISCONTINUED BY MANUFACTURER, GLASS MEASURING ELECTRODE, PH METER ELECTRODE, -5 TO 100C, MERIDIAN I
    ✓ IN STOCK!
    Buy Surplus As Low As £319.45 Price with VAT: £383.34
    £319.45 Price with VAT: £383.34
    HONEYWELL 31117392

    HONEYWELL

    31117392

    DISCONTINUED BY MANUFACTURER, ELECTRODE, REFERENCE TYPE, MEREDIAN I, RYTON BODY, 50PSIG @ 110C, REPLACEMENT PART # 31117481
    ✓ IN STOCK!
    Buy Surplus As Low As £262.21 Price with VAT: £314.65
    £262.21 Price with VAT: £314.65
    HONEYWELL 51198296-501

    HONEYWELL

    51198296-501

    FLOWING REFERENCE ELECTRODE
    ✓ IN STOCK!
    £717.70 Price with VAT: £861.25 Buy Surplus As Low As £430.62 Price with VAT: £516.74
    £430.62 Price with VAT: £516.74
    HONEYWELL MHP-DR33Q

    HONEYWELL

    MICROSWITCH

    MHP-DR33Q

    DISCONTINUED BY MANUFACTURER, PHOTOELECTRIC SENSORS,DIFFUSE REFLECTIVE,BEAM TYPE:VISIBLE RED,MAX RANGE:5.9 INCHES,OPERATING VOLTAGE RANGE:10~30 VDC,OUTPUT TYPE:PNP/NPN
    ✓ IN STOCK!
    Buy Surplus As Low As £45.38 Price with VAT: £54.45
    £45.38 Price with VAT: £54.45
    HONEYWELL 31050381-501

    HONEYWELL

    31050381-501

    PH ELECTRODE MERIDIAN , ELECTRODE TYPE: GLASS COMBINATION + ATC , CONNECTIONS: 1.25" OR 1.5" NPT, 12 FT. , 10 TO 80 C
    ✓ IN STOCK!
    £1,518.56 Price with VAT: £1,822.27 Buy Surplus As Low As £911.29 Price with VAT: £1,093.54
    £911.29 Price with VAT: £1,093.54
    HONEYWELL 31008712

    HONEYWELL

    31008712

    ELECTRODE, REFERENCE
    ✓ IN STOCK!
    £52.33 Price with VAT: £62.80 Buy Surplus As Low As £29.00 Price with VAT: £34.80
    £29.00 Price with VAT: £34.80
    HONEYWELL 133448A

    HONEYWELL

    133448A

    DISCONTINUED BY MANUFACTURER, ELECTRODE ASSEMBLY, I PORT FLAME ROD AND INSULATOR, FOR Q179A
    ✓ IN STOCK!
    Buy Surplus As Low As £50.42 Price with VAT: £60.50
    £50.42 Price with VAT: £60.50
    HONEYWELL 51205578-001

    HONEYWELL

    51205578-001

    DISCONTINUED BY MANUFACTURER, ELECTRODE CONNECTOR CABLE. 5IN
    ✓ IN STOCK!
    Buy Surplus As Low As £33.61 Price with VAT: £40.34
    £33.61 Price with VAT: £40.34
    HONEYWELL 022289

    HONEYWELL

    LEEDS & NORTHRUP

    022289

    DISCONTINUED BY MANUFACTURER, ELECTRODE
    Buy Surplus As Low As £67.61 Price with VAT: £81.13
    £67.61 Price with VAT: £81.13
    HONEYWELL 117481

    HONEYWELL

    LEEDS & NORTHRUP

    117481

    DISCONTINUED BY MANUFACTURER, PH MEASURING ELECTRODE, GEL FILLED, DIFFUSION TYPE, 1.1 LBS, 6 X 1 X 1 IN
    Buy Surplus As Low As £199.97 Price with VAT: £239.97
    £199.97 Price with VAT: £239.97
    HONEYWELL 117482

    HONEYWELL

    LEEDS & NORTHRUP

    117482

    PH MEASURING ELECTRODE
    £118.77 Price with VAT: £142.52 Buy Surplus As Low As £71.71 Price with VAT: £86.05
    £71.71 Price with VAT: £86.05
    HONEYWELL 51205554-004

    HONEYWELL

    51205554-004

    PH ELECTRODE ANALYZER 3/4NPT 20FT CABLE 8550OHM
    £269.65 Price with VAT: £323.58 Buy Surplus As Low As £162.09 Price with VAT: £194.51
    £162.09 Price with VAT: £194.51
    HONEYWELL 31117486-501

    HONEYWELL

    31117486-501

    ELECTRODE, MEREDIAN - PH, 10 TO 100 DEGREES C, SCREW CAP CONNECTOR
    £971.79 Price with VAT: £1,166.15 Buy Surplus As Low As £583.37 Price with VAT: £700.05
    £583.37 Price with VAT: £700.05
    HONEYWELL 51453503-505

    HONEYWELL

    51453503-505

    PH ELECTRODE, DURAFET PHASE WITH TIP GUARD, IMMERSION TYPE, 3/4IN NPT THREAD CONNECTION, 8550OHM, BUILT IN TEMPERATURE COMPENSATION
    £1,160.77 Price with VAT: £1,392.92 Buy Surplus As Low As £696.91 Price with VAT: £836.29
    £696.91 Price with VAT: £836.29
    HONEYWELL 51205554-001

    HONEYWELL

    51205554-001

    DISCONTINUED BY MANUFACTURER, DURAFET II PH ELECTRODE
    Buy Surplus As Low As £627.44 Price with VAT: £752.93
    £627.44 Price with VAT: £752.93
    HONEYWELL 51205554-005

    HONEYWELL

    51205554-005

    PH ELECTRODE ANALYZER 50FT CABLE 8550OHM
    £697.66 Price with VAT: £837.19 Buy Surplus As Low As £419.04 Price with VAT: £502.85
    £419.04 Price with VAT: £502.85
    Repair Yours £348.08 Price with VAT: £417.70
    HONEYWELL 51451346-501

    HONEYWELL

    51451346-501

    DURAFET II PH ELECTRODE W/VITN
    £882.90 Price with VAT: £1,059.48 Buy Surplus As Low As £530.34 Price with VAT: £636.41
    £530.34 Price with VAT: £636.41
    HONEYWELL 117425

    HONEYWELL

    LEEDS & NORTHRUP

    117425

    PF REFERENCE ELECTRODE
    £87.39 Price with VAT: £104.87 Buy Surplus As Low As £52.29 Price with VAT: £62.74
    £52.29 Price with VAT: £62.74
    HONEYWELL 079231

    HONEYWELL

    LEEDS & NORTHRUP

    079231

    ELECTRODE PH
    £126.98 Price with VAT: £152.38 Buy Surplus As Low As £76.19 Price with VAT: £91.43
    £76.19 Price with VAT: £91.43
    Repair Yours Contact Us
    HONEYWELL 117068

    HONEYWELL

    LEEDS & NORTHRUP

    117068

    PH MEASURING ELECTRODE W/SILVER CHLORIDE ELEMENT
    Buy Surplus As Low As £62.74 Price with VAT: £75.29
    £62.74 Price with VAT: £75.29
    HONEYWELL 049730013332000000

    HONEYWELL

    049730013332000000

    CONDUCTIVITY CELL, CELL CONSTANT: 0.01, AVAILABLE FOR APT2000/4000CC AND UDA2182, 20 FT CABLE, CIP SANITARY FITTINGS: NONE
    £1,457.31 Price with VAT: £1,748.77 Buy Surplus As Low As £891.86 Price with VAT: £1,070.24
    £891.86 Price with VAT: £1,070.24
    HONEYWELL 117235

    HONEYWELL

    LEEDS & NORTHRUP

    117235

    PH MEASURING ELECTRODE GLASS W/SILVER CHLORIDE
    Buy Surplus As Low As £62.74 Price with VAT: £75.29
    £62.74 Price with VAT: £75.29
    HONEYWELL 117489

    HONEYWELL

    LEEDS & NORTHRUP

    117489

    PH MEASURING ELECTRODE
    £138.93 Price with VAT: £166.72 Buy Surplus As Low As £83.66 Price with VAT: £100.39
    £83.66 Price with VAT: £100.39
    HONEYWELL 31074387

    HONEYWELL

    31074387

    DISCONTINUED BY MANUFACTURER, ELECTRODE PROBE, PRE AMP CABLE
    £531.54 Price with VAT: £637.85 Buy Surplus As Low As £267.55 Price with VAT: £321.06
    £267.55 Price with VAT: £321.06
    Repair Yours £241.09 Price with VAT: £289.31
    HONEYWELL 31117486

    HONEYWELL

    31117486

    DISCONTINUED BY MANUFACTURER, PH ELECTRODE TEST KIT, 6IN LEAD
    Buy Surplus As Low As £224.74 Price with VAT: £269.68
    £224.74 Price with VAT: £269.68
    HONEYWELL 31050381

    HONEYWELL

    31050381

    PH ELECTRODE
    £214.38 Price with VAT: £257.25 Buy Surplus As Low As £128.48 Price with VAT: £154.17
    £128.48 Price with VAT: £154.17
    Repair Yours £150.00 Price with VAT: £180.00
    HONEYWELL 31117481

    HONEYWELL

    31117481

    MEREDIAN I GLASS PH REFERENCE ELECTRODE, GEL-FILLED RYTON BODY W/ 6 INCH SPADE LUG
    £708.40 Price with VAT: £850.09 Buy Surplus As Low As £425.50 Price with VAT: £510.59
    £425.50 Price with VAT: £510.59
    HONEYWELL 51451326003

    HONEYWELL

    MEASUREX

    51451326003

    PH PROBE 20'
    Buy Surplus As Low As £492.99 Price with VAT: £591.59
    £492.99 Price with VAT: £591.59
    Repair Yours £418.29 Price with VAT: £501.95
    HONEYWELL 5120554-005

    HONEYWELL

    5120554-005

    ELECTRODE
    £507.18 Price with VAT: £608.62 Buy Surplus As Low As £304.76 Price with VAT: £365.71
    £304.76 Price with VAT: £365.71
    Repair Yours £253.96 Price with VAT: £304.76
    HONEYWELL 103065

    HONEYWELL

    LEEDS & NORTHRUP

    103065

    ELECTRODE DRY CHARGE
    £9.71 Price with VAT: £11.65 Buy Surplus As Low As £5.70 Price with VAT: £6.84
    £5.70 Price with VAT: £6.84
    HONEYWELL 873-96

    HONEYWELL

    873-96

    LIQUID LEVER ELECTRODE
    £111.30 Price with VAT: £133.56 Buy Surplus As Low As £67.23 Price with VAT: £80.67
    £67.23 Price with VAT: £80.67
    Repair Yours Contact Us
    HONEYWELL 51205554-503

    HONEYWELL

    51205554-503

    REPLACEMENT ELECTRODE 12FT
    £1,101.76 Price with VAT: £1,322.11 Buy Surplus As Low As £661.06 Price with VAT: £793.27
    £661.06 Price with VAT: £793.27
    HONEYWELL 07777DVP-01-00-0000-000

    HONEYWELL

    07777DVP-01-00-0000-000

    ELECTRODE DURAFET III
    £744.71 Price with VAT: £893.66 Buy Surplus As Low As £446.68 Price with VAT: £536.01
    £446.68 Price with VAT: £536.01
    HONEYWELL 51205554-509

    HONEYWELL

    51205554-509

    ELECTRODE DURAFET II
    Buy Surplus As Low As £259.94 Price with VAT: £311.93
    £259.94 Price with VAT: £311.93
    Repair Yours £216.62 Price with VAT: £259.94
    HONEYWELL 51453503-502

    HONEYWELL

    51453503-502

    DURAFET PH ELECTRODE
    £1,312.40 Price with VAT: £1,574.88 Buy Surplus As Low As £788.04 Price with VAT: £945.65
    £788.04 Price with VAT: £945.65
    HONEYWELL 04908X0155333X1020

    HONEYWELL

    04908X0155333X1020

    04908-X01-55-333-X1-02-000-000
    £1,000.92 Price with VAT: £1,201.10 Buy Surplus As Low As £600.55 Price with VAT: £720.66
    £600.55 Price with VAT: £720.66
    HONEYWELL 51204782-001

    HONEYWELL

    51204782-001

    DISCONTINUED BY MANUFACTURER, PH ELECTRODE 12FT CABLE
    Buy Surplus As Low As £94.12 Price with VAT: £112.94
    £94.12 Price with VAT: £112.94
    Repair Yours £150.00 Price with VAT: £180.00
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