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    Results 1-50 of 1,000.
    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 103212

    WALCHEM

    103212

    ADAPTER, INLINE MOUNTING OF CPVC ELECTRO
    $171.00 Buy Surplus As Low As $103.00
    $103.00
    WALCHEM EH2379-PP

    WALCHEM

    EH2379-PP

    ADAPTER, TUBE, ADAPTER FLEXCON
    $44.00 Buy Surplus As Low As $27.00
    $27.00
    WALCHEM EH2355

    WALCHEM

    EH2355

    BODY, MAVV, FLEXCON, 11-36, GFRPP
    $29.00 Buy Surplus As Low As $18.00
    $18.00
    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 EH1630

    WALCHEM

    EH1630

    BOLT, M4 X 31 SS, HEX SOC
    $3.71 Buy Surplus As Low As $2.23
    $2.23
    WALCHEM 103886

    WALCHEM

    103886

    BOLTS FOR HIGH PRESSURE ELECTRODE AND FL
    $0.74 Buy Surplus As Low As $0.45
    $0.45
    WALCHEM CC-PVC-4000-D

    WALCHEM

    CC-PVC-4000-D

    CAL COLUMN, PVC, 4000ML, 1NPT W/DUST CAP
    $464.00 Buy Surplus As Low As $279.00
    $279.00
    WALCHEM 191300

    WALCHEM

    191300

    CHLORINE/BROMINE SENSOR, 20 PPM, NO CABLE
    $2,215.00 Buy Surplus As Low As $1,329.00
    $1,329.00
    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 102884

    WALCHEM

    102884

    CONDUCTIVITY PROBE TEE FITTING, 3/4 INCH NPTF, FOR 190986 ELECTRODE
    ✓ IN STOCK!
    $64.00 Buy Surplus As Low As $39.00
    $39.00
    WALCHEM 191694

    WALCHEM

    191694

    CONDUCTIVITY SENSOR, 6" CABLE, 0-250 PSI, 316 STAINLESS STEEL/PEEK, W/ AUTOMATIC TEMPERATURE COMPENSATION
    ✓ IN STOCK!
    $523.00 Buy Surplus As Low As $314.00
    $314.00
    Repair Yours $254.00
    WALCHEM 191097-05

    WALCHEM

    191097-05

    CONDUCTIVITY SENSOR, FOR 400 SERIES CONTROLLERS, WITH STAINLESS STEEL CAPS, 5FT CABLE
    $302.00 Buy Surplus As Low As $182.00
    $182.00
    Repair Yours $200.00
    WALCHEM WDP310-1NN

    WALCHEM

    WDP310-1NN

    CONTROLLER 115VAC 10AMP PH/ORP 50/60HZ
    $933.00 Buy Surplus As Low As $560.00
    $560.00
    Repair Yours $467.00
    WALCHEM 190768

    WALCHEM

    190768

    CONTROLLER CONTACTING CONDUCTIVITY SENSOR, 6" CABLE, 0 TO 250 PSI, 316 STAINLESS STEEL/PEEK, CONTACTING CONDUCTIVITY SENSOR, WITH AUTOMATIC TEMPERATURE COMPENSATION, FOR WEBMASTER WATER TREA ...
    ✓ IN STOCK!
    $523.00 Buy Surplus As Low As $314.00
    $314.00
    Repair Yours $254.00
    WALCHEM WPH315-1NN

    WALCHEM

    WPH315-1NN

    CONTROLLER SINGLE PH/ORP PANEL MOUNT
    $770.00 Buy Surplus As Low As $462.00
    $462.00
    Repair Yours $385.00
    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 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 WCT400-1N2U-C

    WALCHEM

    WCT400-1N2U-C

    COOLING TOWER CONTROLLER
    $1,145.00 Buy Surplus As Low As $573.00
    $573.00
    Repair Yours $544.00
    WALCHEM WCT400-142-U

    WALCHEM

    WCT400-142-U

    COOLING TOWER CONTROLLER WCT SERIES 4-20MA 120VAC
    $891.00 Buy Surplus As Low As $535.00
    $535.00
    Repair Yours $446.00
    WALCHEM WCT300-1N2

    WALCHEM

    WCT300-1N2

    COOLING TOWER CONTROLLER, 20 VAC, PREWIRED, NO 4-20 MA OUTPUT, GRAPHITE ELECTRODE & FLOW SWITCH MANIFOLD MOUNTED ON PP PANEL, 5 FT CABLE
    Buy Surplus As Low As $186.00
    $186.00
    Repair Yours $200.00
    WALCHEM 191317

    WALCHEM

    191317

    CORE BOARD, WA500
    $763.00 Buy Surplus As Low As $458.00
    $458.00
    WALCHEM 103514

    WALCHEM

    103514

    CORRATER PROBE
    $1,145.00 Buy Surplus As Low As $687.00
    $687.00
    WALCHEM 51682

    WALCHEM

    51682

    COUPLING GASKET (2PCS) 1-1/2"
    $46.00 Buy Surplus As Low As $28.00
    $28.00
    WALCHEM WDSPHC

    WALCHEM

    WDSPHC

    DIFFERENTIAL PHOTOELECTRIC SENSOR,1. PH SENSOR2
    ✓ IN STOCK!
    $1,111.00 Buy Surplus As Low As $510.00
    $510.00
    Repair Yours $418.32
    WALCHEM E90491

    WALCHEM

    E90491

    DISCONTINUED BY MANUFACTURER, BACK PRESSURE VALVE, 1/2 INCH NPT, PVC
    ✓ IN STOCK!
    Buy Surplus As Low As $222.00
    $222.00
    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 $627.00
    $627.00
    Repair Yours $474.00
    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 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 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 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 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 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 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 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 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 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 $32.50
    $32.50
    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 $525.00
    $525.00
    Repair Yours $436.00
    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 $120.00
    $120.00
    Repair Yours $200.00
    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 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 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 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 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 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 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 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 102606

    WALCHEM

    102606

    ELECTRODE HOUSING, PREAMP, 20 FOOT CABLE, SERIES PH/ORP
    ✓ IN STOCK!
    $373.00 Buy Surplus As Low As $225.00
    $225.00
    Repair Yours $200.00
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