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 authorization by any rights holder.

    Filter Results
    Results 1-50 of 1,000.
    WALCHEM WCT9B000PANNNNNNPAFNNN

    WALCHEM

    WCT9B000PANNNNNNPAFNNN

    COOLING TOWER CONTROLLER, INTUITION 9 SERIES, 15 AMP, 12 DIGITAL INPUT, 2 UNIVERSAL INPUT, 7 POWERED RELAY, 1 DRY RELAY, ETHERNET, SENSOR INPUT MODULE, PIGTAILS PREWIRED, POWER CORD, FLOW SW ...
    $6,180.00 Buy Surplus As Low As $3,708.00
    $3,708.00
    Repair Yours $3,078.00
    WALCHEM WDB300-1N5

    WALCHEM

    WDB300-1N5

    DISCONTINUED BY MANUFACTURER, DUAL BOILER CONTROLLER, 120VAC, 50/60HZ
    Buy Surplus As Low As $2,640.00
    $2,640.00
    Repair Yours $2,200.00
    WALCHEM WIN900HADDENN-NNNNNN

    WALCHEM

    WIN900HADDENN-NNNNNN

    DISCONTINUED BY MANUFACTURER, DISINFECTION CONTROLLER, INTUITION-9 (WIN9) SERIES, 100-240VAC, 50-60HZ, 13A
    Buy Surplus As Low As $2,460.00
    $2,460.00
    Repair Yours $2,042.00
    WALCHEM WBL300-145

    WALCHEM

    WBL300-145

    DISCONTINUED BY MANUFACTURER, SENSOR, BOILER CONTROLLER, 10AMP, 115VAC, 50/60HZ
    Buy Surplus As Low As $2,400.00
    $2,400.00
    Repair Yours $1,992.00
    WALCHEM IX-C060TEN-TB-U

    WALCHEM

    IX-C060TEN-TB-U

    ELECTRONIC METERING PUMP, PVDF, HEAD / EPDM SEATS AND SEAS / CE BALLS, 1/2 MNPT, CONTROLLER LOCATION = TOP BACK, POWER CORD 115V
    $3,726.00 Buy Surplus As Low As $2,236.00
    $2,236.00
    Repair Yours $1,855.88
    WALCHEM 191724

    WALCHEM

    191724

    WALCHEM LITTLE DIPPER 2, FLUORESCEIN
    $3,256.00 Buy Surplus As Low As $1,954.00
    $1,954.00
    Repair Yours $1,622.00
    WALCHEM 103964

    WALCHEM

    103964

    LITTLE DIPPER 2, FLUORESCEIN, 1 TEE
    $3,220.00 Buy Surplus As Low As $1,932.00
    $1,932.00
    Repair Yours $1,604.00
    WALCHEM 103968

    WALCHEM

    103968

    WALCHEM LITTLE DIPPER 2, FLUORESCEIN,
    $3,220.00 Buy Surplus As Low As $1,932.00
    $1,932.00
    Repair Yours $1,604.00
    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 $1,920.00
    $1,920.00
    Repair Yours $1,600.00
    WALCHEM 103963

    WALCHEM

    103963

    WALCHEM LITTLE DIPPER 2, 5 FT CABLE,
    $3,018.00 Buy Surplus As Low As $1,811.00
    $1,811.00
    Repair Yours $1,504.00
    WALCHEM 191723

    WALCHEM

    191723

    WALCHEM LITTLE DIPPER 2
    $3,018.00 Buy Surplus As Low As $1,811.00
    $1,811.00
    Repair Yours $1,504.00
    WALCHEM WCT4101N2U

    WALCHEM

    WCT4101N2U

    COOLING TOWER CONTROLLER, BLEED AND FEED, WCT400 SERIES, SELECTABLE FEED WITH BLEED LOCKOUT AND PREBLEED
    $3,116.86 Buy Surplus As Low As $1,870.52
    $1,870.52
    Repair Yours $1,493.00
    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 $1,680.00
    $1,680.00
    Repair Yours $1,400.00
    WALCHEM WM184-5NNNN

    WALCHEM

    WM184-5NNNN

    CONTROLLER WEBMASTRER ONE
    $2,799.00 Buy Surplus As Low As $1,680.00
    $1,680.00
    Repair Yours $1,400.00
    WALCHEM EHE46E1VCT

    WALCHEM

    EHE46E1VCT

    METERING PUMP, EHE SERIES, 12 GPH, 60 PSI, 115 VAC, PVC PUMP HEAD, 3/4 INCH NPT, FKM VALVE SEAT & SEAL MATERIAL
    ✓ IN STOCK!
    $2,745.00 Buy Surplus As Low As $1,673.46
    $1,673.46
    Repair Yours $1,353.73
    WALCHEM SP-710B

    WALCHEM

    SP-710B

    PYXIS HANDHELD WATER QUALITY METER, PTSA/FLUORESCEIN/PH/ORP
    $2,913.19 Buy Surplus As Low As $1,665.49
    $1,665.49
    Repair Yours $1,329.00
    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 $1,346.32
    $1,346.32
    Repair Yours $1,306.95
    WALCHEM EHE36E1-VCT

    WALCHEM

    EHE36E1-VCT

    METERING PUMP, 105 PSI, 115 VAC, 50/60 HZ, 8.5 GPH, 3/4 INCH NPT, FKM SEAT, PVC PUMP HEAD, PTFE DIAPHRAGM
    $2,392.69 Buy Surplus As Low As $1,292.60
    $1,292.60
    Repair Yours $1,180.26
    WALCHEM WEC310-1N7

    WALCHEM

    WEC310-1N7

    DISCONTINUED BY MANUFACTURER, CONDUCTIVITY CONTROLLER, 240V, 4-20MA, 50/60HZ
    Buy Surplus As Low As $1,380.00
    $1,380.00
    Repair Yours $1,150.00
    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 $1,179.34
    $1,179.34
    Repair Yours $1,087.62
    WALCHEM EHE56E1-FC

    WALCHEM

    EHE56E1-FC

    METERING PUMP, SOLENOID PUMP, MICROPROCESSOR CONTROL W/EXTERNALPULSE, 20GPH @ 30PSIG MAX, PVDF HEAD/FITTINGS, PTFE/EPDM DIAPHRAGM, CE BALLS, PCTFESEAT, PTFE SEALS/GASKET, 1/2 OD, 115AC 1.8A ...
    $2,346.00 Buy Surplus As Low As $1,337.00
    $1,337.00
    Repair Yours $1,078.00
    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 $1,165.23
    $1,165.23
    Repair Yours $1,074.60
    WALCHEM EHE36E1-FC

    WALCHEM

    EHE36E1-FC

    EHE METERING PUMP, 8.5 GPH, 115 V, 1.8 AMP, 105 PSI, 1/2 INCH CONNECTION SIZE
    $2,149.00 Buy Surplus As Low As $1,290.00
    $1,290.00
    Repair Yours $1,071.00
    WALCHEM EHE56E1VEV

    WALCHEM

    EHE56E1VEV

    ELECTRONIC METERING PUMP, EHE SERIES, 115 VAC 50/60 HZ, 20 FT. 20 GPH@30PSI, MANUAL AIR VENT, ON/OFF W/ 0-240 DIGITAL SPEED CONTROL, EXTERNAL STOP/START, 4-20 MA, INCLUDES (1) FOOT VALVE, (1 ...
    $2,097.00 Buy Surplus As Low As $1,259.00
    $1,259.00
    Repair Yours $1,044.97
    WALCHEM 103965

    WALCHEM

    103965

    WALCHEM HANDHELD LITTLE DIPPER 2
    $2,030.00 Buy Surplus As Low As $1,218.00
    $1,218.00
    Repair Yours $1,011.00
    WALCHEM 103966

    WALCHEM

    103966

    HANDHELD, LITTLE DIPPER 2, FLUORESCEIN
    $2,030.00 Buy Surplus As Low As $1,218.00
    $1,218.00
    Repair Yours $1,011.00
    WALCHEM 102450

    WALCHEM

    102450

    WALCHEM MOTORIZED BOILER BLOWDOWN VALVE
    $2,007.00 Buy Surplus As Low As $1,205.00
    $1,205.00
    Repair Yours $1,001.00
    WALCHEM WPHA00PAAANNNNNN

    WALCHEM

    WPHA00PAAANNNNNN

    PH/ORP CONTROLLER, 6 POWERED, 2X SENSORS, 4-20 MA OUT, NO ETHERNET
    $1,929.00 Buy Surplus As Low As $1,158.00
    $1,158.00
    Repair Yours $990.00
    WALCHEM WCM300-1N5

    WALCHEM

    WCM300-1N5

    DISCONTINUED BY MANUFACTURER, CONDENSATE CONTROLLER, 4-20MA, 250PSI
    Buy Surplus As Low As $1,170.00
    $1,170.00
    Repair Yours $980.00
    WALCHEM EFS-05-FT

    WALCHEM

    EFS-05-FT

    EFS FLOW SENSOR, PVDF/FKM/TI, 11/16/21-Y
    $1,919.00 Buy Surplus As Low As $1,152.00
    $1,152.00
    Repair Yours $957.00
    WALCHEM 191368

    WALCHEM

    191368

    WALCHEM ELECTRODELESS CONDUSTIVITY SENSO
    $1,875.00 Buy Surplus As Low As $1,125.00
    $1,125.00
    Repair Yours $934.00
    WALCHEM 191370

    WALCHEM

    191370

    WALCHEM ELECTRODELESS, 100 - 1000 MS/CM,
    $1,875.00 Buy Surplus As Low As $1,125.00
    $1,125.00
    Repair Yours $934.00
    WALCHEM 191369

    WALCHEM

    191369

    WALCHEM ELECTRODELESS CONDUCTIVITY SENSO
    $1,875.00 Buy Surplus As Low As $1,125.00
    $1,125.00
    Repair Yours $934.00
    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 $979.78
    $979.78
    Repair Yours $903.57
    WALCHEM WPH310-1N7-C

    WALCHEM

    WPH310-1N7-C

    PRESSURE CONTROLLER 115/230VAC 50/60HZ
    Buy Surplus As Low As $1,080.00
    $1,080.00
    Repair Yours $900.00
    WALCHEM WCT600DNNNN-NN

    WALCHEM

    WCT600DNNNN-NN

    DISCONTINUED BY MANUFACTURER, COOLING TOWER CONTROLLER, W600 SERIES, 6 POWERED RELAYS, INPUT: 7 AMP 100-240 VAC 50/60 HZ, PREWIRED, DIN CORD, NO PIGTAILS
    Buy Surplus As Low As $1,650.00
    $1,650.00
    Repair Yours $900.00
    WALCHEM W600-PH-PNL

    WALCHEM

    W600-PH-PNL

    DISCONTINUED BY MANUFACTURER, FLOW SWITCH MANIFOLD, LOOSE, SINGLE PH/ORP, 100 PSI, 20 FT. CABLES
    Buy Surplus As Low As $1,080.00
    $1,080.00
    Repair Yours $897.00
    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 $1,074.48
    $1,074.48
    Repair Yours $891.82
    WALCHEM WPH600PSSANNN

    WALCHEM

    WPH600PSSANNN

    PH/ORP CONTROLLER, 6 POWERED, 2X SENSORS, 4-20 MA OUT, NO ETHERNET
    $1,786.00 Buy Surplus As Low As $1,072.00
    $1,072.00
    Repair Yours $890.00
    WALCHEM WPH610PSNAENN

    WALCHEM

    WPH610PSNAENN

    WALCHEM WPH610 SERIES PH/ORP CONTROLLER
    $1,847.29 Buy Surplus As Low As $1,108.98
    $1,108.98
    Repair Yours $885.00
    WALCHEM EHE-36E1-VC

    WALCHEM

    EHE-36E1-VC

    METERING PUMP, CE VALVE BALLS, POLYETHYLENE TUBE, 1/2 CONNECTION SIZE, 8.5 GPH @ 105PSI, PVC LIQUID ENDS, PTFE GASKETS, EXTERNAL DIGITAL INPUT MODE, PULSE MULTIPLY, EXTERNAL 4-20 MA INPUT, 5 ...
    $1,771.00 Buy Surplus As Low As $1,063.00
    $1,063.00
    Repair Yours $883.00
    WALCHEM NMT7232-1P4ADMN

    WALCHEM

    NMT7232-1P4ADMN

    DISCONTINUED BY MANUFACTURER, CONTROLLER, WEB MASTER SERIES, 12 AMP, 120/240 V, W/ COOLING TOWER
    Buy Surplus As Low As $1,050.00
    $1,050.00
    Repair Yours $880.00
    WALCHEM EHE31E1-FCT

    WALCHEM

    EHE31E1-FCT

    METERING PUMP, PVDF LIQUID END, 360 STROKEPER
    $1,698.00 Buy Surplus As Low As $1,019.00
    $1,019.00
    Repair Yours $846.00
    WALCHEM WHP410-1NNU

    WALCHEM

    WHP410-1NNU

    DISCONTINUED BY MANUFACTURER, CONTROL, WPH400 SERIES, 100-240 VAC, 50/60 HZ, 8.0 AMP
    Buy Surplus As Low As $1,110.00
    $1,110.00
    Repair Yours $840.00
    WALCHEM WCT600PSNNN-BN

    WALCHEM

    WCT600PSNNN-BN

    WALCHEM WCT600 COOLING TOWER CONTROLLER
    $1,659.00 Buy Surplus As Low As $996.00
    $996.00
    Repair Yours $827.00
    WALCHEM EHE-36E1-VE

    WALCHEM

    EHE-36E1-VE

    WALCHEM EHE METERING PUMP
    $1,632.00 Buy Surplus As Low As $980.00
    $980.00
    Repair Yours $814.00
    WALCHEM 191191

    WALCHEM

    191191

    WALCHEM CONDUCTIVITY, ELECTRODELESS,ACTI
    $1,611.00 Buy Surplus As Low As $967.00
    $967.00
    Repair Yours $803.00
    WALCHEM 191194

    WALCHEM

    191194

    WALCHEM SENSOR, ELECTRODELESS COND, ACTI
    $1,611.00 Buy Surplus As Low As $967.00
    $967.00
    Repair Yours $803.00
    WALCHEM WDP310-1N2

    WALCHEM

    WDP310-1N2

    PH/ORP CONTROLLER 115VAC 10A 50/60HZ
    Buy Surplus As Low As $960.00
    $960.00
    Repair Yours $800.00
    WALCHEM WDB400-5N5U

    WALCHEM

    WDB400-5N5U

    DISCONTINUED BY MANUFACTURER,BOILER CONTROLLER,INPUT 100-240VAC, 50/60HZ,8.0AMP
    Buy Surplus As Low As $960.00
    $960.00
    Repair Yours $800.00
    Next
    1 2 3 4 5 6 7 8 9 10 11