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    Results 1-50 of 839.
    HONEYWELL HP972B-1005

    HONEYWELL

    HP972B-1005

    DISCONTINUED BY MANUFACTURER, PNEUMATIC HUMIDISTAT, 1 OR 2 PIPE, REVERSE ACTING, HP972B SERIES
    $860.00 Buy Surplus As Low As $516.00
    $516.00
    HONEYWELL HP970B-1015

    HONEYWELL

    HP970B-1015

    REVERSE ACTING, PNEUMATIC HUMIDISTAT, 45/125 DEGREE MAXIMUM OPERATING TEMPERATURE, 25 PSI MAXIMUM OPERATING PRESSURE, 2 PIPE SINGLE SETPOINT, VERTICAL OR HORIZONTAL MOUNTING, 3/15% RH THROTT ...
    ✓ IN STOCK!
    $1,130.00 Buy Surplus As Low As $686.00
    $686.00
    RITTAL 3118.000

    RITTAL

    3118.000

    HYGROSTAT, SETTING RANGE: 50-100% RELATIVE HUMIDITY, SWITCHING DIFFERENCE: APPROXIMATELY 4%, COLOR: RAL 7035, SK3118000, 1 PHASE, 24-250 VAC, 24-48 VDC, SINGLE-POLE CHANGE-OVER CONTACT, QUIC ...
    ✓ IN STOCK!
    $296.00 Buy New $296.00
    $119.27
    INVENSYS HC-201

    INVENSYS

    BARBER COLMAN

    HC-201

    DUCT HUMIDISTAT, HIGH LIMIT, 2 POSITION, 24/240 VAC, 8 AMP, 60/345 VA, 50/60 HZ, SPDT, SCALE RANGE 15 TO 95 % RH, DIFFERENTIAL RANGE 5% RH, SURFACE MOUNT, METAL COVER, (SAME AS: SCHNEIDER EL ...
    ✓ IN STOCK!
    $394.00 Buy Surplus As Low As $237.00
    $237.00
    Repair Yours $200.00
    JOHNSON CONTROLS W42AA-1

    JOHNSON CONTROLS

    W42AA-1

    HUMIDISTAT, SPDT LINE VOLT, PILOT DUTY ONLY, RM, 10/90%, 120 TO 240 VAC
    $291.00 Buy Surplus As Low As $175.00
    $175.00
    INVENSYS RKS-1001-0-1

    INVENSYS

    BARBER COLMAN

    RKS-1001-0-1

    DISCONTINUED BY MANUFACTURER, PNEUMATIC RECEIVER, CONTROLLER, SINGLE O/P
    ✓ IN STOCK!
    Buy Surplus As Low As $401.00
    $401.00
    Repair Yours $330.00
    INVENSYS HC-101

    INVENSYS

    BARBER COLMAN

    HC-101

    ROOM HUMIDISTAT, 10-90% LOW/LINEV ,
    $335.00 Buy Surplus As Low As $201.00
    $201.00
    LENNOX 27L43

    LENNOX

    27L43

    HEAT DELAY RELAY KIT
    ✓ IN STOCK!
    $186.00 Buy Surplus As Low As $142.00
    $142.00
    RANCO J10-810

    RANCO

    J10-810

    DEHUMIDISTAT, VERTICAL WALL MOUNT, 20-80% RELATIVE HUMIDITY RANGE, 24/60 VAC, 32 - 140 DEGREE F RANGE, REPLACES H46C1166
    ✓ IN STOCK!
    $66.00 Buy Surplus As Low As $40.00
    $40.00
    INVENSYS AH-104

    INVENSYS

    BARBER COLMAN

    AH-104

    DISCONTINUED BY MANUFACTURER, HUMIDITY ELEMENT, 30/45 PERCENT RANGE, ORANGE
    ✓ IN STOCK!
    Buy Surplus As Low As $253.08
    $253.08
    APRILAIRE 56

    APRILAIRE

    56

    AUTOMATIC HUMIDIFIER CONTROL 24V
    ✓ IN STOCK!
    $154.00 Buy Surplus As Low As $93.00
    $93.00
    HONEYWELL H46D1008

    HONEYWELL

    H46D1008

    HUMIDISTAT CONTROLLER WALL-MOUNT
    ✓ IN STOCK!
    Buy Surplus As Low As $107.00
    $107.00
    INTEC CH2D420

    INTEC

    CH2D420

    HUMIDITY TRANSMITTER 4-20MA 15-30VDC LOOP POWERED
    ✓ IN STOCK!
    $343.80 Buy Surplus As Low As $222.62
    $222.62
    HONEYWELL H49A-1001

    HONEYWELL

    H49A-1001

    HUMIDISTAT CONTROL 7.5AMP 120VAC 0-50PERCENT
    ✓ IN STOCK!
    $95.40 Buy Surplus As Low As $57.24
    $57.24
    RAM 201.011

    RAM

    201.011

    HUMIDITY SENSOR AIR DUCT
    ✓ IN STOCK!
    Buy Surplus As Low As $487.00
    $487.00
    Repair Yours $320.00
    INVENSYS H18-301

    INVENSYS

    SIEBE

    H18-301

    RELATIVE HUMIDITY CONTROLLER, 20-90%, SCALE
    ✓ IN STOCK!
    $467.00 Buy Surplus As Low As $309.00
    $309.00
    INVENSYS HSP81420-0-1

    INVENSYS

    HSP81420-0-1

    DISCONTINUED BY MANUFACTURER, HUMIDISTAT TRANSMITTER .02X100RH ROOM XMTR
    ✓ IN STOCK!
    Buy Surplus As Low As $221.40
    $221.40
    UNITED TECHNOLOGIES 41CA-680-168

    UNITED TECHNOLOGIES

    CARRIER

    41CA-680-168

    HUMIDISTAT CONTROLER 43-55RH RANGE W/ IND LIGHT
    ✓ IN STOCK!
    Buy Surplus As Low As $64.98
    $64.98
    PENTAIR 301AHV3-110

    PENTAIR

    HYPRO

    301AHV3-110

    THREADED MISTING NOZZLE HIGH PRESSURE GREEN 80BAR
    ✓ IN STOCK!
    Buy Surplus As Low As $4.62
    $4.62
    ARMSTRONG D51768

    ARMSTRONG

    ARMSTRONG INTERNATIONAL

    D51768

    HUMIDITY CONTROLLER, HUMIDISTAT
    ✓ IN STOCK!
    $1,305.00 Buy Surplus As Low As $992.00
    $992.00
    ARMSTRONG D51772

    ARMSTRONG

    ARMSTRONG INTERNATIONAL

    D51772

    HUMIDISTAT, UCT MOUNTED ELECTRIC MODULATING (0-10VDC OUTPUT) HUMIDISTAT WITH DIGITAL DISPLAY FOR EHU-800 SERIES, GFH SERIES, HC-6000 SERIES, AND ELECTRIC 1000 SERIES HUMIDIFIER, 24VAC, 10%-9 ...
    ✓ IN STOCK!
    $1,329.00 Buy Surplus As Low As $790.20
    $790.20
    LESLIE LOCKE INCORPORATED PH-1

    LESLIE LOCKE INCORPORATED

    PH-1

    AUTOMATIC HUMIDISTAT, 120V FOR FAN 344H
    ✓ IN STOCK!
    Buy Surplus As Low As $71.82
    $71.82
    JOHNSON CONTROLS HE-68N2-1N00WS

    JOHNSON CONTROLS

    HE-68N2-1N00WS

    HUMIDITY SENSOR WALL MOUNT 2%RH
    $616.00 Buy Surplus As Low As $370.00
    $370.00
    DRISTEEM KHD-2-DSB

    DRISTEEM

    KHD-2-DSB

    DISCONTINUED BY MANUFACTURER, HUMIDISTAT, KDH MODEL, POWER: 24V DC, OUTPUT CURRENT: 4/20MA, RANGE: 0/100% RH
    ✓ IN STOCK!
    Buy Surplus As Low As $779.00
    $779.00
    Repair Yours $588.00
    SCHNEIDER ELECTRIC HC-201

    SCHNEIDER ELECTRIC

    TAC

    HC-201

    DUCT HUMIDISTAT, HIGH LIMIT, 2 POSITION, 24/240 VAC, 8 AMP, 60/345 VA, 50/60 HZ, SPDT, SCALE RANGE 15 TO 95 % RH, DIFFERENTIAL RANGE 5% RH, SURFACE MOUNT, METAL COVER, (SAME AS: INVENSYS/BAR ...
    ✓ IN STOCK!
    $377.05 Buy Surplus As Low As $286.56
    $286.56
    Repair Yours $200.00
    INVENSYS VTR8350A5000B

    INVENSYS

    BARBER COLMAN

    VTR8350A5000B

    LINE VOLTAGE FAN COIL CONTROLLER, RELAY PACK, RH SENSOR WITH DEHUMIDIFICATION CONTROL, NO PIR, BACNET MS/TP COMMUNICATION
    $359.00 Buy Surplus As Low As $217.00
    $217.00
    Repair Yours $200.00
    WESTINGHOUSE C310616

    WESTINGHOUSE

    C310616

    HUMIDISTAT CONTROL, AVAILABLE, SURPLUS, NEVER USED, 2 YEAR RADWELL WARRANTY
    ✓ IN STOCK!
    Buy Surplus As Low As $102.60
    $102.60
    EDWARDS SIGNALING H-903

    EDWARDS SIGNALING

    H-903

    HYDROSTAT, 115V
    ✓ IN STOCK!
    $631.80 Buy New $631.80
    $408.51
    Repair Yours $291.33
    NORTEC 150-9857

    NORTEC

    150-9857

    DISCONTINUED BY MANUFACTURER, HUMIDITY SENSOR CONTROL, 2-10V, DUCT MOUNT, REPLACED BY 2597926
    ✓ IN STOCK!
    Buy Surplus As Low As $395.00
    $395.00
    NORTEC 151-0142

    NORTEC

    151-0142

    DISCONTINUED BY MANUFACTURER, HUMID CNTRL 0-10V DIG. WALL, DIRECT REPLACEMENT IS 2597928
    ✓ IN STOCK!
    Buy Surplus As Low As $768.00
    $768.00
    SIEMENS QFA65

    SIEMENS

    STAEFA CONTROL SYS

    QFA65

    TEMPERATURE HUMIDITY SENSOR INDOOR 24VAC 0.35VA
    ✓ IN STOCK!
    $155.76 Buy Surplus As Low As $56.44
    $56.44
    Repair Yours Contact Us
    DELTA OHM HD2017TC/1/230V

    DELTA OHM

    HD2017TC/1/230V

    HUMIDISTAT 3AMP 230VAC RANGE:5-98% R.H
    ✓ IN STOCK!
    Buy Surplus As Low As $127.64
    $127.64
    Repair Yours $200.00
    LENNOX X0285

    LENNOX

    X0285

    HUMIDISTAT
    $236.00 Buy Surplus As Low As $142.00
    $142.00
    NORTEC 2520273

    NORTEC

    2520273

    DIGITAL DUCT HUMIDISTAT, 24VAC, ON/OFF, INCLUDES 2520265 HUMIDISTAT W/O SENSOR AND 1509857 DUCT SENSOR
    ✓ IN STOCK!
    $762.00 Buy Surplus As Low As $458.00
    $458.00
    FIELD CONTROLS COMPANY 46644001

    FIELD CONTROLS COMPANY

    46644001

    STEAM HUMIDIFIER, 16GPD, 120V
    $1,289.00 Buy Surplus As Low As $774.00
    $774.00
    FIELD CONTROLS COMPANY 46644002

    FIELD CONTROLS COMPANY

    46644002

    STEAM HUMIDIFIER, 23GPD, 220V
    $1,289.00 Buy Surplus As Low As $774.00
    $774.00
    SIEMENS QXA2100

    SIEMENS

    SIEMENS INDUSTRY

    QXA2100

    CONDENSATION MONITOR, (95%)
    ✓ IN STOCK!
    $135.90 Buy New $135.90
    $81.54
    GENERAL AIRE MHX3

    GENERAL AIRE

    MHX3

    DISCONTINUED BY MANUFACTURER, HUMIDISTAT, WALL/ DUCT MOUNT, 30 VOLT AC, RANGE 10%-75%
    ✓ IN STOCK!
    Buy Surplus As Low As $84.00
    $84.00
    INVENSYS VER-HXW3-V

    INVENSYS

    BARBER COLMAN

    VER-HXW3-V

    DISCONTINUED BY MANUFACTURER, RELATIVE HUMIDITY TRANSMITTER, SPACE/WALL MOUNT, OUTPUT: 0-10 VDC, REPLACED BY: HWX3XSX
    ✓ IN STOCK!
    Buy Surplus As Low As $98.01
    $98.01
    GENERAL AIRE GFX4

    GENERAL AIRE

    GFX4

    DIGITAL HUMIDISTAT, LCD DISPLAY, 18-30 VAC, 60 HZ, 30 VOLT LOAD, 3 MODES, WALL / DUCT MOUNTING, 2 FAN TERMINALS
    ✓ IN STOCK!
    $350.00 Buy Surplus As Low As $207.90
    $207.90
    NEPTRONIC SHS80

    NEPTRONIC

    SHS80

    HUMIDISTAT, HIGH LIMIT, DUCT-MOUNT, 24 VAC/DC OUTPUT, 1 VA CONSUMPTION, BUILT-IN TEMPERATURE AND HUMIDITY SENSOR, ON-BOARD SETPOINT ADJUSTMENT, 20-90% RELATIVE HUMIDITY, 2 ANALOG OUTPUTS (0 ...
    ✓ IN STOCK!
    $354.00 Buy Surplus As Low As $214.00
    $214.00
    KELE & ASSOCIATES KHR3-T3

    KELE & ASSOCIATES

    KHR3-T3

    HUMIDIFICATION, DEHUMIDIFICATION, MONITORS INDOOR HUMIDITY, CLEAN ROOMS, HOSPITALS, OFFICE BUILDINGS, POLY, NEMA 1, 10,000 OHMS
    ✓ IN STOCK!
    $220.31 Buy Surplus As Low As $145.41
    $145.41
    DRISTEEM 405850-201

    DRISTEEM

    405850-201

    HUMIDISTAT ON/OFF DUCT HI-LIM
    ✓ IN STOCK!
    $449.00 Buy Surplus As Low As $270.00
    $270.00
    NORTEC 2597935

    NORTEC

    2597935

    DUCT HUMIDISTAT W/HIGH LIMIT
    $351.00 Buy Surplus As Low As $211.00
    $211.00
    REGIN HMHIP54

    REGIN

    HMHIP54

    DISCONTINUED BY MANUFACTURER, HUMIDISTAT, 10-100%, 10A, 250VAC
    ✓ IN STOCK!
    Buy Surplus As Low As $300.00
    $300.00
    Repair Yours $249.00
    REGIN FA-0001-033

    REGIN

    FA-0001-033

    DISCONTINUED BY MANUFACTURER, HUMIDISTAT, 70C MAX TEMPERATURE SENSOR, 60C MAXIMUM CASING, 10 AMPS, 250 VAC, NOT SUITABLE FOR DC CIRCUTS
    ✓ IN STOCK!
    Buy Surplus As Low As $89.10
    $89.10
    Repair Yours Contact Us
    GENERAL AIRE GFX3

    GENERAL AIRE

    GFX3

    DISCONTINUED BY MANUFACTURER, AUTOMATIC DIGITAL HUMIDISTAT, 18-30 VOLT AC, 60 HZ, OUTDOOR SENSOR: MAX. 200FT/61M, BACKLIT LCD DISPLAY
    ✓ IN STOCK!
    Buy Surplus As Low As $135.00
    $135.00
    NORTEC 2597929

    NORTEC

    2597929

    HUMIDISTAT, MODULATING DUCT, 24VAC, 50/60HZ, IP30
    ✓ IN STOCK!
    $931.00 Buy Surplus As Low As $708.00
    $708.00
    HYDROLEVEL 48-3002

    HYDROLEVEL

    48-3002

    24V 100-190F SMART HYDROSTAT
    $232.00 Buy Surplus As Low As $140.00
    $140.00
    HYDROLEVEL 48-3203SF

    HYDROLEVEL

    48-3203SF

    HYDROSTAT
    ✓ IN STOCK!
    $361.00 Buy Surplus As Low As $217.00
    $217.00
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