Product Search

    SEARCH NOW FOR ALL YOUR WALCHEM SOLUTIONS

    Radwell is here to supply you with all your plant floor needs.

    Radwell is not an authorized 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.

    Filter Results
    Results 1-50 of 108.
    WALCHEM 8011-L

    WALCHEM

    8011-L

    VALVE 30-125PSI TRI-PURPOSE
    Buy Surplus As Low As €53.82
    €53.82
    Repair Your Items €188.85
    WALCHEM 102606

    WALCHEM

    102606

    ELECTRODE HOUSING, PREAMP, 20 FOOT CABLE, SERIES PH/ORP
    ✓ IN STOCK!
    €341.81 Buy Surplus As Low As €205.84
    €205.84
    Repair Your Items €175.00
    WALCHEM WEL-PHF-NN

    WALCHEM

    WEL-PHF-NN

    ELECTRODE, WEL SERIES, FLAT SURFACE PH CARTRIDGE, 100 PSIG @ 212 DEG F
    ✓ IN STOCK!
    €238.89 Buy Surplus As Low As €143.52
    €143.52
    WALCHEM WDSPHC

    WALCHEM

    WDSPHC

    DIFFERENTIAL PHOTOELECTRIC SENSOR,1. PH SENSOR2
    ✓ IN STOCK!
    €1,038.47 Buy Surplus As Low As €475.89
    €475.89
    Repair Your Items €394.99
    WALCHEM WEL-PHH-NN

    WALCHEM

    WEL-PHH-NN

    PH ELECTRODE, WEL SERIES, HF RESISTANT PH, 0-14 PH, 0-100 PSI
    ✓ IN STOCK!
    €269.11 Buy Surplus As Low As €161.46
    €161.46
    WALCHEM EWB16F1-PE

    WALCHEM

    EWB16F1-PE

    WALCHEM, EWB16F1-PE, EWB16F1PE, METERING PUMP, 1.0GPH, 105 MAX PSI, 1-360SPM, 115V, 0.8AMPS
    Buy Surplus As Low As €594.87
    €594.87
    Repair Your Items €509.89
    WALCHEM 102884

    WALCHEM

    102884

    CONDUCTIVITY PROBE TEE FITTING, 3/4 INCH NPTF, FOR 190986 ELECTRODE
    ✓ IN STOCK!
    €59.49 Buy Surplus As Low As €35.88
    €35.88
    WALCHEM WMT8110-2PNANN-C

    WALCHEM

    WMT8110-2PNANN-C

    DISCONTINUED BY MANUFACTURER, COOLING TOWER CONTROLLER, INPUT: 120/240 V, 50/60 HZ, 12 AMPS
    ✓ IN STOCK!
    Buy Surplus As Low As €1,269.05
    €1,269.05
    Repair Your Items €1,053.76
    WALCHEM WMT8110-2PNBNN

    WALCHEM

    WMT8110-2PNBNN

    DISCONTINUED BY MANUFACTURER, COOLING TOWER CONTROLLER, INPUT: 120/240 V, 50/60 HZ, 12 AMPS
    ✓ IN STOCK!
    Buy Surplus As Low As €1,886.58
    €1,886.58
    Repair Your Items €1,740.22
    WALCHEM WFM2013G100

    WALCHEM

    WFM2013G100

    DISCONTINUED BY MANUFACTURER, WATER METER, MULTI-JET, REED SWITCH SENSOR, RS OUTPUT, INCLUDES E90495 CONNECTOR FOR EW PUMP, 10 GALLONS PER PULSE, 2 INCH NPT, 150 PSI, CAST BRONZE BODY, 24 VD ...
    ✓ IN STOCK!
    Buy Surplus As Low As €1,184.07
    €1,184.07
    Repair Your Items €894.19
    WALCHEM 102606-5

    WALCHEM

    102606-5

    WALCHEM HOUSING WITH PREAMPLIFIER,5FT CABLE
    ✓ IN STOCK!
    €341.81 Buy Surplus As Low As €260.61
    €260.61
    WALCHEM WM182-1NBMN

    WALCHEM

    WM182-1NBMN

    DISCONTINUED BY MANUFACTURER, WATER TREATMENT CONTROLLER, WEBMASTER ONE, 12 AMP, 100/240 VAC, 50/60 HZ, GRAPHITE ELECTRODE (150 PSI), ORP ROD (100 PSI), HARDWIRED, 7 POWERED, 1 DRY CONTACT R ...
    ✓ IN STOCK!
    Buy Surplus As Low As €1,586.31
    €1,586.31
    Repair Your Items €1,321.93
    WALCHEM WMT8120-6PNNNN

    WALCHEM

    WMT8120-6PNNNN

    DISCONTINUED BY MANUFACTURER, WATER TREATMENT CONTROLLER, WEBMASTER ONE, 12 AMP, 100/240 VAC, 50/60 HZ, GRAPHITE ELECTRODE (150 PSI), ORP ROD (100 PSI), HARDWIRED, 7 POWERED, 1 DRY CONTACT R ...
    ✓ IN STOCK!
    Buy Surplus As Low As €1,586.31
    €1,586.31
    Repair Your Items €1,321.93
    WALCHEM WMB81100-2NNMN

    WALCHEM

    WMB81100-2NNMN

    DISCONTINUED BY MANUFACTURER, WATER TREATMENT CONTROLLER, 120/240 VAC, 50/60 HZ, 12 AMP, MAX OUTPUT 11 AMP
    ✓ IN STOCK!
    Buy Surplus As Low As €2,549.43
    €2,549.43
    Repair Your Items €2,124.52
    WALCHEM 191653-20

    WALCHEM

    191653-20

    PH/ORP ELECTRODES HOUSING, PREAMP, 20 FOOT CABLE, TEMPERATURE COMPENSATION
    ✓ IN STOCK!
    €411.69 Buy Surplus As Low As €247.39
    €247.39
    Repair Your Items €205.84
    WALCHEM WEL-MVF-NN

    WALCHEM

    WEL-MVF-NN

    ELECTRODE, WEL SERIES, FLAT SURFACE ORP CARTRIDGE, NO HOUSING, NO MOUNTING, 100 PSIG@212 DEG F
    ✓ IN STOCK!
    €461.65 Buy Surplus As Low As €194.51
    €194.51
    WALCHEM EZB15DI-VE

    WALCHEM

    EZB15DI-VE

    DISCONTINUED BY MANUFACTURER, METERING PUMP, 1 GPH CAPACITY, 105 PSI, 1-260 SPM, 115 VAC
    ✓ IN STOCK!
    Buy Surplus As Low As €113.31
    €113.31
    Repair Your Items €188.85
    WALCHEM WCT4101N2U

    WALCHEM

    WCT4101N2U

    COOLING TOWER CONTROLLER, BLEED AND FEED, WCT400 SERIES, SELECTABLE FEED WITH BLEED LOCKOUT AND PREBLEED
    €2,828.92 Buy Surplus As Low As €1,697.73
    €1,697.73
    Repair Your Items €1,409.74
    WALCHEM EZB16D1-VE

    WALCHEM

    EZB16D1-VE

    METERING PUMP, (1) FOOT VALVE, (1) INJECTION VALVE & A CERAMIC, 3/8 POLYETHYLENE TUBING- 20FT, 1.0GPH @ 105PSI,115VAC
    ✓ IN STOCK!
    €484.39 Buy Surplus As Low As €290.82
    €290.82
    Repair Your Items €241.72
    WALCHEM EHE-36E1-VC

    WALCHEM

    EHE-36E1-VC

    METERING PUMP, (1) FOOT VALVE, (1) INJECTION VALVE AND A, CERAMIC WEIGHT, 1/2 CONNECTION SIZE, 8.5 GPH @ 105PSI, PVC LIQUID ENDS, PTFE GASKETS, EXTERNAL DIGITAL INPUT MODE, PULSE MULTIPLY, E ...
    €1,540.99 Buy Surplus As Low As €925.35
    €925.35
    Repair Your Items €768.61
    WALCHEM WDSPHW

    WALCHEM

    WDSPHW

    SENSOR, DIFFERENTIAL PH, 24 VDC, 2M CABLE
    ✓ IN STOCK!
    €1,225.56 Buy Surplus As Low As €571.26
    €571.26
    Repair Your Items €474.95
    WALCHEM KLCT900PANNNNN-NNNNNN

    WALCHEM

    KLCT900PANNNNN-NNNNNN

    DISCONTINUED BY MANUFACTURER, WATER TREATMENT CONTROLLER, 13 AMP, 100-240 VAC, 50/60 HZ
    ✓ IN STOCK!
    Buy Surplus As Low As €861.14
    €861.14
    Repair Your Items €564.65
    WALCHEM KLBLW100PA-A

    WALCHEM

    KLBLW100PA-A

    DISCONTINUED BY MANUFACTURER, BOILER FLOW CONTROLLER, 7.0 AMP, 100-240 VAC, 50/60 HZ
    ✓ IN STOCK!
    Buy Surplus As Low As €592.03
    €592.03
    Repair Your Items €447.57
    WALCHEM E90491

    WALCHEM

    E90491

    DISCONTINUED BY MANUFACTURER, BACK PRESSURE VALVE, 1/2 INCH NPT, PVC
    ✓ IN STOCK!
    Buy Surplus As Low As €209.62
    €209.62
    WALCHEM E90241

    WALCHEM

    E90241

    DISCONTINUED BY MANUFACTURER, FOOT VALAVE, 3/8 IN, OD CONNECTION, FC MATERIAL, FOR LOW PH LIGUID
    ✓ IN STOCK!
    Buy Surplus As Low As €24.93
    €24.93
    WALCHEM WMT8110-1PNNNN

    WALCHEM

    WMT8110-1PNNNN

    DISCONTINUED BY MANUFACTURER, COOLING TOWER CONTROLLER, WEBMASTER SERIES, 12 AMP, 120/240 V, 50/60 HZ, REPLACED BY WCT9B000PANNNNNNPAFNNN
    ✓ IN STOCK!
    Buy Surplus As Low As €1,909.42
    €1,909.42
    Repair Your Items €1,761.94
    WALCHEM WFCXB-20

    WALCHEM

    WFCXB-20

    WALCHEM IN-LINE MOUNTED SENSOR OPTION, 20 INCH CABLE, 20 PPM, 0 TO 14.7 PSI, SILICONE RUBBER, FLOW CELL, 5 VOLT DC, 30 TO 100 LPH FLOW RATE
    ✓ IN STOCK!
    €2,707.12 Buy Surplus As Low As €2,057.48
    €2,057.48
    WALCHEM WBL600HSSNN-NN

    WALCHEM

    WBL600HSSNN-NN

    WALCHEM WBL600 BOILER CONTROLLER, 100-240 VAC, 50/60 HZ, 7.0A
    ✓ IN STOCK!
    €1,281.32 Buy Surplus As Low As €974.45
    €974.45
    Repair Your Items €639.25
    WALCHEM EZB11D1FC

    WALCHEM

    EZB11D1FC

    WALCHEM EZB METERING PUMP, 150 PSI, STROKE RATE 1-360 SPM, 115V,0.8A
    ✓ IN STOCK!
    €603.36 Buy Surplus As Low As €362.59
    €362.59
    Repair Your Items €300.95
    WALCHEM EZB16D1-PA

    WALCHEM

    EZB16D1-PA

    METERING PUMP, EZB SERIES, 1X FOOT VALVE, 1X INJECTION VALVE AND A CERAMIC WEIGHT, 3/8" POLYETHYLENE TUBING (20 FT.), 1.0 GPH 105 PSI, MANUAL AIR VENT, DIGITAL CONTROLLER, PP LIQUID ENDS, AL ...
    ✓ IN STOCK!
    €558.04 Buy Surplus As Low As €335.20
    €335.20
    WALCHEM E91286-VC

    WALCHEM

    E91286-VC

    ADAPTER SET, 1/4" TUBING, FLEXCON
    ✓ IN STOCK!
    €50.04 Buy Surplus As Low As €33.05
    €33.05
    WALCHEM E90027

    WALCHEM

    E90027

    VALVE, MANUAL AIR VENT, 3/8 PE
    ✓ IN STOCK!
    €43.43 Buy Surplus As Low As €24.55
    €24.55
    WALCHEM 191087

    WALCHEM

    191087

    BOILER CONDUCTIVITY SENSOR, 1.0 CONTACTING, 250 PSI, NO CABLE (BOILER), WITH PREAMPLIFIER AND J-BOX, ACTIVE
    ✓ IN STOCK!
    €958.40 Buy Surplus As Low As €575.04
    €575.04
    Repair Your Items €477.78
    WALCHEM 191694

    WALCHEM

    191694

    CONDUCTIVITY SENSOR, 6" CABLE, 0-250 PSI, 316 STAINLESS STEEL/PEEK, W/ AUTOMATIC TEMPERATURE COMPENSATION
    ✓ IN STOCK!
    €479.67 Buy Surplus As Low As €287.99
    €287.99
    Repair Your Items €239.84
    WALCHEM WDP310-1N6

    WALCHEM

    WDP310-1N6

    PH/ORP CONTROLLER, 115 VAC, 10 AMP, 50/60HZ
    ✓ IN STOCK!
    Buy Surplus As Low As €736.50
    €736.50
    WALCHEM CEC81-2NNNN

    WALCHEM

    CEC81-2NNNN

    DISCONTINUED BY MANUFACTURER, CONTROLLER, WATER TREATMENT, WEB MASTER SERIES, CONTROLLER PLUS, 8 RELAY CHANNEL,12 AMP, 120/240 V, 50/60 HZ
    ✓ IN STOCK!
    Buy Surplus As Low As €2,167.01
    €2,167.01
    Repair Your Items €2,124.52
    WALCHEM WPH310-442

    WALCHEM

    WPH310-442

    DISCONTINUED BY MANUFACTURER, PH/ORP CONTROLLER,115VAC, 10A, 50/60HZ
    Buy Surplus As Low As €404.13
    €404.13
    WALCHEM W-130-PH14

    WALCHEM

    W-130-PH14

    WALL-MOUNT PH/ORP TRANSMITTER / CONTROLLER, 4-20MA, 115VAC
    €135.97 Buy Surplus As Low As €81.20
    €81.20
    WALCHEM N11PA-PK

    WALCHEM

    N11PA-PK

    WALCHEM PARTS KIT, EWN-B11,PAURV
    €163.35 Buy Surplus As Low As €98.20
    €98.20
    WALCHEM EZB10N1-PC

    WALCHEM

    EZB10N1-PC

    MATERING PUMP 0.9AMP 115V 50/60HZ 150PSI 0-360SPM
    €330.48 Buy Surplus As Low As €198.29
    €198.29
    Repair Your Items €188.85
    WALCHEM WPH315-1NN

    WALCHEM

    WPH315-1NN

    CONTROLLER SINGLE PH/ORP PANEL MOUNT
    €727.06 Buy Surplus As Low As €436.24
    €436.24
    Repair Your Items €363.53
    WALCHEM EHB30VE-11UPR8

    WALCHEM

    EHB30VE-11UPR8

    METERING PUMP 115VAC 1PH
    Buy Surplus As Low As €594.87
    €594.87
    Repair Your Items €509.89
    WALCHEM EHB15Y1-VE

    WALCHEM

    EHB15Y1-VE

    METERING PUMP 115VAC 1PH 20WATT 50/60HZ
    Buy Surplus As Low As €679.85
    €679.85
    Repair Your Items €566.54
    WALCHEM EZB10D1-VC

    WALCHEM

    EZB10D1-VC

    DISCONTINUED BY MANUFACTURER, PUMP ELECTRONIC METERING, 0.6GPH, 150PSI, 115V, REPLACED WITH PART# EZB11D1-VC
    Buy Surplus As Low As €424.90
    €424.90
    Repair Your Items €353.14
    WALCHEM 191192

    WALCHEM

    191192

    WALCHEM CONDUCTIVITY, ELECTRODELESS,
    €1,521.16 Buy Surplus As Low As €913.07
    €913.07
    WALCHEM EHE56E1-PE

    WALCHEM

    EHE56E1-PE

    DISCONTINUED BY MANUFACTURER, METERING PUMP, 20 GPH, 1/2 O.D. TUBE CONNECTION STANDARD ACCESSORIES, GFRPP PUMP HEAD, 30 MAX PSI, 115 VAC, 50/60 HZ, PTFE DIAPHRAGM, CE VALVE BALLS, EPDM SEATS ...
    Buy Surplus As Low As €1,812.93
    €1,812.93
    Repair Your Items €1,510.77
    WALCHEM E90049

    WALCHEM

    E90049

    VALVE CARTRIDGE, 0.250, 1X/2X-PE, PUMP REPAIR PART
    €8.98 Buy Surplus As Low As €5.27
    €5.27
    WALCHEM WDB400-5N5U

    WALCHEM

    WDB400-5N5U

    DISCONTINUED BY MANUFACTURER,BOILER CONTROLLER,INPUT 100-240VAC, 50/60HZ,8.0AMP
    Buy Surplus As Low As €906.46
    €906.46
    Repair Your Items €755.39
    WALCHEM EHE46E1-VET

    WALCHEM

    EHE46E1-VET

    ELECTRONIC METERING PUMP, 115 VAC, 50/60 HZ, 3/4 INCH NPTM PIPE THREADED CONNECTION, 12 GPH@60PSI, MANUAL AIR VENT VALVE, 4-10 MA INPUT
    €1,419.18 Buy Surplus As Low As €851.70
    €851.70
    Repair Your Items €707.23
    WALCHEM WEL-PHB-NN

    WALCHEM

    WEL-PHB-NN

    WALCHEM ELECTRODE, PH, BULB
    €194.51 Buy Surplus As Low As €117.08
    €117.08
    Next
    1 2 3