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    Results 201-250 of 1,000.
    WALCHEM WBLW100PNA

    WALCHEM

    WBLW100PNA

    BOILER CONTROLLER, SERIES WBLW100, 3X POWERED RELAYS, BOILER SENSOR WITH ATC, 250 PSI., 20 FT. CABLE, PREWIRED USA POWER CORD & PIGTAILS
    $1,425.31 Buy Surplus As Low As $815.07
    $815.07
    Repair Yours $650.00
    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 $793.62
    $793.62
    Repair Yours $658.70
    WALCHEM 191639-20

    WALCHEM

    191639-20

    CONDUCTIVITY SENSOR, ELECTRODELESS, 20 FOOT CABLE, 0 TO 140 PSI, PEEK MATERIALS, FOR USE WITH WCNW1/WCTW1/WBLW1W1 WATER TREATMENT CONTROLLER, 32-190F TEMPERATURE RANGE, 1 INCH NPTM SUBMERSIO ...
    $1,337.00 Buy Surplus As Low As $803.00
    $803.00
    Repair Yours $667.00
    WALCHEM WBL600HSSNN-NN

    WALCHEM

    WBL600HSSNN-NN

    WALCHEM WBL600 BOILER CONTROLLER, 100-240 VAC, 50/60 HZ, 7.0A
    $1,370.57 Buy Surplus As Low As $823.15
    $823.15
    Repair Yours $677.00
    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 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 EWNC31TCUR

    WALCHEM

    EWNC31TCUR

    METERING PUMP, EXTERNAL CONTROL, MANUAL SPEED CONTROL(C31), 4.3 GPH @ 50 PSI, 1/2 INCH OD TUBING -20 FEET(TC), PVDF
    $1,484.70 Buy Surplus As Low As $848.40
    $848.40
    Repair Yours $698.00
    WALCHEM WCT310-142

    WALCHEM

    WCT310-142

    DISCONTINUED BY MANUFACTURER, COOLING TOWER CONTROLLER, 120 VAC, 4-20 A OUTPUT
    Buy Surplus As Low As $610.67
    $610.67
    Repair Yours $508.89
    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 WCTW100PNB

    WALCHEM

    WCTW100PNB

    CONTROLLER, COOLING TOWER CONTROLLER, 3 POWERED RELAYS, PREWIRED WITH USA CORDS AND PIGTAILS. INLINE GRAPHITE CONTACTING CONDUCTIVITY SENSOR , 3 FT CABLE, FLOW SWITCH MOUNTED ON A PANE
    $1,420.00 Buy Surplus As Low As $852.00
    $852.00
    Repair Yours $708.00
    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 WBL400-1N5U

    WALCHEM

    WBL400-1N5U

    DISCONTINUED BY MANUFACTURER, BOILER CONTROLLER, BLEED & FEED, VOLTAGE: 100-120 VAC, FREQUENCY: 50/60HZ, AMPERAGE: 8.0A, PREWIRED [NORMALLY OPEN] 4-20 MA OUTPUT CIRCUIT, STANDARD ELECTRODE ( ...
    Buy Surplus As Low As $870.00
    $870.00
    Repair Yours $723.00
    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
    $1,548.00 Buy Surplus As Low As $929.00
    $929.00
    Repair Yours $749.00
    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 $842.37
    $842.37
    Repair Yours $758.76
    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 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 WFM2010G100

    WALCHEM

    WFM2010G100

    WALCHEM WFM FLOWMETER, 2 INCH, MAX. PSI 150, 100 GALLONS PER PULSE, 1.9 FLOW RATE GPM
    $1,566.00 Buy Surplus As Low As $940.00
    $940.00
    Repair Yours $781.00
    WALCHEM EHE46E1-VC

    WALCHEM

    EHE46E1-VC

    METERING PUMP, EHE SERIES, ELECTRONIC, 12 GPH MAX CAPACITY, 60 PSIG, PTFE GASKET, PCTFE VALVE SEAT, PTFE/EPDM DIAPHRAGM, 1/2 INCH OD CONNECTION SIZE, PVC PUMP HEAD
    $1,861.95 Buy Surplus As Low As $1,117.91
    $1,117.91
    Repair Yours $790.00
    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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 WMT8110-1PNNNN

    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 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
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