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    Results 1-50 of 1,000.
    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
    ✓ IN STOCK!
    $2,369.00 Buy Surplus As Low As $1,279.80
    $1,279.80
    Repair Yours $1,180.26
    WALCHEM WDSPHW

    WALCHEM

    WDSPHW

    SENSOR, DIFFERENTIAL PH, 24 VDC, 2M CABLE
    ✓ IN STOCK!
    $1,153.60 Buy Surplus As Low As $672.00
    $672.00
    Repair Yours $558.00
    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 $1,487.16
    $1,487.16
    Repair Yours $1,234.34
    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!
    $508.82 Buy Surplus As Low As $209.00
    $209.00
    WALCHEM 191694

    WALCHEM

    191694

    CONDUCTIVITY SENSOR, 6" CABLE, 0-250 PSI, 316 STAINLESS STEEL/PEEK, W/ AUTOMATIC TEMPERATURE COMPENSATION
    ✓ IN STOCK!
    $549.15 Buy Surplus As Low As $314.00
    $314.00
    Repair Yours $254.00
    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!
    $554.40 Buy Surplus As Low As $317.00
    $317.00
    Repair Yours $256.00
    WALCHEM 191087

    WALCHEM

    191087

    BOILER CONDUCTIVITY SENSOR, 1.0 CONTACTING, 250 PSI, NO CABLE (BOILER), WITH PREAMPLIFIER AND J-BOX, ACTIVE
    ✓ IN STOCK!
    $1,045.00 Buy Surplus As Low As $627.00
    $627.00
    Repair Yours $506.00
    WALCHEM EHE56E1VE

    WALCHEM

    EHE56E1VE

    EHE ELECTRONIC METERING PUMP, 20 GPH, 30 PSI, PVC
    ✓ IN STOCK!
    $2,039.10 Buy Surplus As Low As $1,282.00
    $1,282.00
    WALCHEM E91286-VC

    WALCHEM

    E91286-VC

    ADAPTER SET, 1/4" TUBING, FLEXCON
    ✓ IN STOCK!
    $53.00 Buy Surplus As Low As $35.00
    $35.00
    WALCHEM E90027

    WALCHEM

    E90027

    VALVE, MANUAL AIR VENT, 3/8 PE
    ✓ IN STOCK!
    $47.00 Buy Surplus As Low As $27.00
    $27.00
    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 $738.72
    $738.72
    Repair Yours $598.00
    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 $526.34
    $526.34
    Repair Yours $393.17
    WALCHEM E90491

    WALCHEM

    E90491

    DISCONTINUED BY MANUFACTURER, BACK PRESSURE VALVE, 1/2 INCH NPT, PVC
    ✓ IN STOCK!
    Buy Surplus As Low As $199.80
    $199.80
    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 $1,310.38
    $1,310.38
    Repair Yours $1,087.62
    WALCHEM WELMVRNN

    WALCHEM

    WELMVRNN

    ORP SENSOR, WEL SERIES ELECTRODE
    ✓ IN STOCK!
    $511.35 Buy Surplus As Low As $293.00
    $293.00
    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!
    $2,867.00 Buy Surplus As Low As $1,961.10
    $1,961.10
    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 $928.80
    $928.80
    Repair Yours $677.00
    WALCHEM IX-C060TEN-TB-U

    WALCHEM

    IX-C060TEN-TB-U

    WALCHEM IX ELECTRONIC METERING PUMP
    ✓ IN STOCK!
    $3,430.00 Buy Surplus As Low As $2,264.00
    $2,264.00
    WALCHEM EZB11D1FC

    WALCHEM

    EZB11D1FC

    METERING PUMP, 3/8 INCH CONNECTION, PTFE DIAPHRAGM / GASKET MATERIAL, PVDF HEAD / FITTINGS, 50/60 HZ, 0.6 GPH, 150 PSI MAX, 0.11 MAXIMUM STROKES PER MINUTE, POLYETHYLENE TUBE MATERIAL, 115 V ...
    ✓ IN STOCK!
    $730.80 Buy Surplus As Low As $418.00
    $418.00
    Repair Yours $347.00
    WALCHEM 102884

    WALCHEM

    102884

    CONDUCTIVITY PROBE, TEE FITTING, FOR LOW PRESSURE CONTACTING CONDUCTIVITY OR PH/ORP SENSORS, 3/4 INCH NPTF
    ✓ IN STOCK!
    $72.10 Buy Surplus As Low As $42.00
    $42.00
    WALCHEM WEL-PHF-NN

    WALCHEM

    WEL-PHF-NN

    ELECTRODE, WEL SERIES, FLAT SURFACE PH CARTRIDGE, 100 PSIG @ 212 DEG F
    ✓ IN STOCK!
    $279.13 Buy Surplus As Low As $167.89
    $167.89
    WALCHEM WDSPHC

    WALCHEM

    WDSPHC

    DIFFERENTIAL PHOTOELECTRIC SENSOR,1. PH SENSOR2
    ✓ IN STOCK!
    $926.91 Buy Surplus As Low As $510.00
    $510.00
    Repair Yours $418.32
    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 $979.78
    $979.78
    Repair Yours $813.22
    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 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 $1,574.64
    $1,574.64
    Repair Yours $1,306.95
    WALCHEM WEL-PHH-NN

    WALCHEM

    WEL-PHH-NN

    PH ELECTRODE, WEL SERIES, HF RESISTANT PH, 0-14 PH, 0-100 PSI
    ✓ IN STOCK!
    $308.70 Buy Surplus As Low As $177.00
    $177.00
    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!
    $2,718.00 Buy Surplus As Low As $1,859.40
    $1,859.40
    Repair Yours $1,353.73
    WALCHEM 190768

    WALCHEM

    190768

    CONTROLLER CONTACTING CONDUCTIVITY SENSOR, 6" CABLE, 0 TO 250 PSI, 316 STAINLESS STEEL/PEEK, WITH AUTOMATIC TEMPERATURE COMPENSATION, FOR WEBMASTER WATER TREATMENT CONTROLLER
    ✓ IN STOCK!
    $573.30 Buy Surplus As Low As $314.00
    $314.00
    Repair Yours $261.00
    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!
    $573.27 Buy Surplus As Low As $309.92
    $309.92
    WALCHEM MX-400CV6

    WALCHEM

    MX-400CV6

    DISCONTINUED BY MANUFACTURER, MAGNETIC DRIVE CENTRIFUGAL PUMP, MX-400 SERIES, 0.75 HP, 70 GPM, DISCHARGE HEAD: 38 FT., DISCHARGE SIZE: 1-1/2 IN., 3450 RPM, 60 HZ
    ✓ IN STOCK!
    Buy Surplus As Low As $425.25
    $425.25
    Repair Yours $352.96
    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 $1,088.64
    $1,088.64
    Repair Yours $903.57
    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 $1,294.70
    $1,294.70
    Repair Yours $1,074.60
    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 $1,015.74
    $1,015.74
    Repair Yours $758.76
    WALCHEM EZB11D1-PE

    WALCHEM

    EZB11D1-PE

    METERING PUMP, SERIES EZ, 0.6 GPH MAX. OUTPUT, 150 PSI MAX. PRESSURE, EPDM VALVE SEATS / O-RINGS, CERAMIC VALVE BALLS, PTFE DIAPHRAGM / GASKETS, 3/8" OD TUBING, 115 VAC; 50/60 HZ, 0.8 AMPS, ...
    ✓ IN STOCK!
    $554.40 Buy Surplus As Low As $317.00
    $317.00
    WALCHEM EHE35E1-VCT

    WALCHEM

    EHE35E1-VCT

    DISCONTINUED BY MANUFACTURER, METERING PUMP, 8.5 GPH, 150 MAX PSI, 115 VAC, 50/60HZ, 3/4 INCH NPT MALE PIPE CONNECTION, PVC PUMP HEAD, FKM VALVE SEAT AND SEALS
    ✓ IN STOCK!
    Buy Surplus As Low As $619.65
    $619.65
    WALCHEM WCT310-1N2-C

    WALCHEM

    WCT310-1N2-C

    COOLING TOWER CONDUCTIVITY CONTROLLER 10AMP 115VAC
    $933.00 Buy Surplus As Low As $560.00
    $560.00
    Repair Yours $467.00
    WALCHEM 191040

    WALCHEM

    191040

    WALCHEM 4-20 MA OUTPUT CARD
    $186.00 Buy Surplus As Low As $112.00
    $112.00
    Repair Yours Contact Us
    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 EZBI5NI-PC

    WALCHEM

    EZBI5NI-PC

    METERING PUMP 1PH 115VAC
    Buy Surplus As Low As $372.00
    $372.00
    Repair Yours $310.00
    WALCHEM EZBI0DI-PC

    WALCHEM

    EZBI0DI-PC

    METERING PUMP 1PH 230VAC
    Buy Surplus As Low As $360.00
    $360.00
    Repair Yours $300.00
    WALCHEM EZ-B15FC-I

    WALCHEM

    EZ-B15FC-I

    METERING PUMP 0.4AMP 1PH 230VAC
    Buy Surplus As Low As $564.00
    $564.00
    Repair Yours $470.00
    WALCHEM E90069

    WALCHEM

    E90069

    WALCHEM VALVE ASSEMBLY
    $266.00 Buy Surplus As Low As $160.00
    $160.00
    Repair Yours $200.00
    WALCHEM EWN-C31P6URV

    WALCHEM

    EWN-C31P6URV

    WALCHEM EWN SERIES PUMPGPH - 2.3PSI - 73
    $1,008.00 Buy Surplus As Low As $605.00
    $605.00
    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 101968

    WALCHEM

    101968

    WALCHEM NUT, 8-32 KEPS SS
    $1.11 Buy Surplus As Low As $0.67
    $0.67
    WALCHEM 100051

    WALCHEM

    100051

    WALCHEM POWER CORD
    $26.00 Buy Surplus As Low As $16.00
    $16.00
    Repair Yours Contact Us
    WALCHEM EWNC21VCURA

    WALCHEM

    EWNC21VCURA

    METERING PUMP, EWNC SERIES, EXTERNAL CONTROL, MANUAL SPEED CONTROL, 1.2A MAX, 24W AVG(R) ON/OFF CONTROL WITH0-240 DIGITAL SPEED CONTROL, EXTERNAL START/STOP,PROGRAMMABLE 4-20MA, DIGITAL PULS ...
    $1,258.95 Buy Surplus As Low As $720.00
    $720.00
    Repair Yours $598.00
    WALCHEM N16PE-PK

    WALCHEM

    N16PE-PK

    E-CLASS METERING PUMP REPAIR KIT, FOR EWN/EK/EJ/EZ-16 PUMP, CONTAINS: PTFE/EPDM DIAPHRAGM / PPS/GF RETAINER / GFRPP VALVE GUIDE / EPDM VALVE SEAT / CE VALVE BALLS / PTFE VALVE GASKET / EPDM ...
    $98.00 Buy Surplus As Low As $59.00
    $59.00
    WALCHEM WIN900PANNNNN-NNNNNN

    WALCHEM

    WIN900PANNNNN-NNNNNN

    WALCHEM WIN9 INDUSTRIAL CONTROLLER
    $3,131.00 Buy Surplus As Low As $1,879.00
    $1,879.00
    WALCHEM BPR-5-PVDF-N

    WALCHEM

    BPR-5-PVDF-N

    WALCHEM E-CLASS SERIES ACCESORIESVALVES
    $590.00 Buy Surplus As Low As $354.00
    $354.00
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