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    Results 1-50 of 1,000.
    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 $2,700.00
    $2,700.00
    Repair Yours $2,250.00
    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 $2,430.00
    $2,430.00
    Repair Yours $2,250.00
    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 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 $2,247.00
    $2,247.00
    Repair Yours $1,866.00
    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 $2,220.00
    $2,220.00
    Repair Yours $1,843.00
    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 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 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 $1,512.00
    $1,512.00
    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 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 WMT8110-2PNANN-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 $1,344.00
    $1,344.00
    Repair Yours $1,116.00
    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 ...
    $2,227.00 Buy Surplus As Low As $1,337.00
    $1,337.00
    Repair Yours $1,078.00
    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 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 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 $1,140.00
    $1,140.00
    Repair Yours $947.00
    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 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 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 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
    WALCHEM WDB400-14NU

    WALCHEM

    WDB400-14NU

    DISCONTINUED BY MANUFACTURER,BOILER CONTROLLER,INPUT 100-240VAC, 50/60HZ,8.0AMP,5 POWERED RELAYS, BLOWDOWN AND FEED FOR EACH SYSTEM, 1 DEDICATED ALARM,INTEGRATED DATALOGGING, EVENT/RESET LOG ...
    Buy Surplus As Low As $930.00
    $930.00
    Repair Yours $780.00
    WALCHEM EHE55E1-PC

    WALCHEM

    EHE55E1-PC

    OBSOLETE, METERING PUMP, DIAPHRAGM, PROGRAMMABLE, REMOTE CONTROL, SOLENOID DRIVEN, E-CLASS, 20.0GPH, 30PSI, 115VAC
    Buy Surplus As Low As $900.00
    $900.00
    Repair Yours $760.00
    WALCHEM 190832

    WALCHEM

    190832

    WALCHEM FLOW CONTROL VALVE
    $1,429.00 Buy Surplus As Low As $858.00
    $858.00
    Repair Yours $713.00
    WALCHEM 191085

    WALCHEM

    191085

    WALCHEM HIGH TEMP./PRESSURE SERIES BOILE
    $1,412.00 Buy Surplus As Low As $848.00
    $848.00
    Repair Yours $704.00
    WALCHEM WCT310-142

    WALCHEM

    WCT310-142

    DISCONTINUED BY MANUFACTURER, COOLING TOWER CONTROLLER, 120 VAC, 4-20 A OUTPUT
    Buy Surplus As Low As $611.88
    $611.88
    Repair Yours $509.90
    WALCHEM 102456

    WALCHEM

    102456

    WALCHEM ACTUATOR, MOTORIZED BALL VALVE,
    $1,382.00 Buy Surplus As Low As $830.00
    $830.00
    Repair Yours $689.00
    WALCHEM 190834

    WALCHEM

    190834

    FLOW CONTROL VALVE, BOILER, 1/2, 0-300 P
    $1,373.00 Buy Surplus As Low As $824.00
    $824.00
    Repair Yours $684.00
    WALCHEM WBL600HSSNN-NN

    WALCHEM

    WBL600HSSNN-NN

    WALCHEM WBL600 BOILER CONTROLLER, 100-240 VAC, 50/60 HZ, 7.0A
    ✓ IN STOCK!
    $1,357.00 Buy Surplus As Low As $1,032.00
    $1,032.00
    Repair Yours $677.00
    WALCHEM 191145

    WALCHEM

    191145

    WALCHEM CONDUCTIVITY SENSOR
    $1,274.00 Buy Surplus As Low As $765.00
    $765.00
    Repair Yours $635.00
    WALCHEM WCT300-1N1

    WALCHEM

    WCT300-1N1

    FLOW CONTROL, 115 VAC, 50/60 HZ, COOLING TOWER CONTROL, PREWIRED, NO 4-20MA OUTPUT, GRAPHITE ELECTRODE & TEE
    $1,272.00 Buy Surplus As Low As $636.00
    $636.00
    Repair Yours $605.00
    WALCHEM EHB15Y1-VE

    WALCHEM

    EHB15Y1-VE

    METERING PUMP 115VAC 1PH 20WATT 50/60HZ
    Buy Surplus As Low As $720.00
    $720.00
    Repair Yours $600.00
    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 $912.00
    $912.00
    Repair Yours $598.00
    WALCHEM 191921-WA-CT-N

    WALCHEM

    191921-WA-CT-N

    WALCHEM SPARE, W900 CONTROLLER BOARD
    $1,155.00 Buy Surplus As Low As $693.00
    $693.00
    Repair Yours $576.00
    WALCHEM WDSPHW

    WALCHEM

    WDSPHW

    SENSOR, DIFFERENTIAL PH, 24 VDC, 2M CABLE
    ✓ IN STOCK!
    $1,120.00 Buy Surplus As Low As $672.00
    $672.00
    Repair Yours $558.00
    WALCHEM NPH410-5N6N

    WALCHEM

    NPH410-5N6N

    CONDUCTIVITY CONTROLLER, 8AMP, 100-240VAC, 50/60HZ
    $1,579.18 Buy Surplus As Low As $789.59
    $789.59
    Repair Yours $750.11
    WALCHEM 102220

    WALCHEM

    102220

    WALCHEM BOILER CONTROL SOLENOID VALVE
    $1,115.00 Buy Surplus As Low As $669.00
    $669.00
    Repair Yours $556.00
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