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    Results 251-300 of 913.
    UNITED TECHNOLOGIES LH660011

    UNITED TECHNOLOGIES

    CARRIER

    LH660011

    IGNITION CONTROL BOARD
    ✓ IN STOCK!
    $572.00 Buy Surplus As Low As $344.00
    $344.00
    GOODMAN 20293901

    GOODMAN

    AMANA HAC

    20293901

    DEFROST CNTL BOARD KIT
    ✓ IN STOCK!
    $182.00 Buy Surplus As Low As $110.00
    $110.00
    UNITED TECHNOLOGIES HK32EA007

    UNITED TECHNOLOGIES

    CARRIER

    HK32EA007

    DEFROST CONTROL BOARD
    ✓ IN STOCK!
    $307.00 Buy Surplus As Low As $185.00
    $185.00
    GOODMAN PCBEM102S

    GOODMAN

    AMANA HAC

    PCBEM102S

    CIRCUIT BOARD
    ✓ IN STOCK!
    $61.20 Buy Surplus As Low As $46.51
    $46.51
    LENNOX 19M54

    LENNOX

    19M54

    IGNITION CONTROL, BOARD KIT
    ✓ IN STOCK!
    $740.00 Buy Surplus As Low As $444.00
    $444.00
    WEIL MCLAIN 511-330-088

    WEIL MCLAIN

    511-330-088

    INTEGRATED BOILER, CONTROL BOARD ONLY
    ✓ IN STOCK!
    $310.00 Buy Surplus As Low As $187.00
    $187.00
    LENNOX 46K65

    LENNOX

    46K65

    BLOWER CONTROL BOARD
    $257.00 Buy Surplus As Low As $155.00
    $155.00
    LENNOX 39M84

    LENNOX

    39M84

    FAN CONTROL BOARD
    ✓ IN STOCK!
    $546.00 Buy Surplus As Low As $328.00
    $328.00
    REZNOR 213581

    REZNOR

    213581

    SPEED CONTROLLER 230/60
    ✓ IN STOCK!
    $951.00 Buy Surplus As Low As $571.00
    $571.00
    LENNOX 56M61

    LENNOX

    56M61

    CIRCUIT BOARD, IGNITION CONTROL
    ✓ IN STOCK!
    $437.00 Buy Surplus As Low As $263.00
    $263.00
    LENNOX 92X30

    LENNOX

    92X30

    INTERMT PILOT IGN CONTROL BRD
    ✓ IN STOCK!
    $292.00 Buy Surplus As Low As $176.00
    $176.00
    LENNOX 49W66

    LENNOX

    49W66

    IGNITION CONTROL BOARD, 24 VAC, 60 HZ, -40 DEGREE F - 176 DEGREE F, RAJAH TERMINAL, 8 SECOND TRIAL FOR IGNITION, 30 SECOND NOM PRE-PURGE
    ✓ IN STOCK!
    $290.00 Buy Surplus As Low As $174.00
    $174.00
    LENNOX 10W57

    LENNOX

    10W57

    CIRCUIT BOARD
    ✓ IN STOCK!
    $172.00 Buy Surplus As Low As $104.00
    $104.00
    LENNOX 40K82

    LENNOX

    40K82

    CONTROL BOARD BDC3-1
    $66.00 Buy Surplus As Low As $40.00
    $40.00
    LENNOX 60M28

    LENNOX

    60M28

    BLOWER CONTROL BOARD
    ✓ IN STOCK!
    $80.00 Buy Surplus As Low As $48.00
    $48.00
    ALERTON TX-651-PULSE

    ALERTON

    TX-651-PULSE

    DISCONTINUED BY MANUFACTURER, DIGITAL PROGRAMMABLE CONTROLLER, 24 V AC POWER SUPPLY, 10 VA, 150 MA POWER, 6 INPUTS, W/ 10-BIT RESOLUTION, 5 DIGITAL OUTPUTS, RATED 24 V AC, 0.5 AMP, 3 ANALOG ...
    ✓ IN STOCK!
    Buy Surplus As Low As $1,061.00 $525.00
    $1,061.00 $525.00
    Repair Yours $880.00
    ACCUSTAT LIM-H1

    ACCUSTAT

    LIM-H1

    DUCT MT.HT.OVERRIDE LIMITER
    ✓ IN STOCK!
    $20.84 Buy Surplus As Low As $15.84
    $15.84
    JOHNSON CONTROLS S350PQ-1C

    JOHNSON CONTROLS

    S350PQ-1C

    TEMPERATURE PROPORTIONAL MODULE,PLEASE USE S350PQ-1, FOUR SELECTABLE RATES, 35 MM DIN RAIL MOUNT, OFFSET 0-30 F, 5 VDC
    ✓ IN STOCK!
    $352.00 Buy Surplus As Low As $213.00
    $213.00
    Repair Yours $200.00
    SIEMENS 587-292

    SIEMENS

    STAEFA CONTROL SYS

    587-292

    DISCONTINUED BY MANUFACTURER, CONTROLLER, PREDATOR SERIES, 10K OHMS THERMISTOR, FOUR LOOP, 12 VA, 24 VAC, 0-10 VDC
    ✓ IN STOCK!
    Buy Surplus As Low As $728.00
    $728.00
    Repair Yours $600.00
    TITUS 100650-01

    TITUS

    100650-01

    TITUS 2A CONTROLLER
    ✓ IN STOCK!
    $292.00 Buy Surplus As Low As $176.00
    $176.00
    ARMSTRONG R46257-001

    ARMSTRONG

    R46257-001

    DEFROST BOARD
    ✓ IN STOCK!
    $137.00 Buy Surplus As Low As $83.00
    $83.00
    ARMSTRONG R38071D220

    ARMSTRONG

    R38071D220

    IGNITION CONTROL BOARD KIT
    ✓ IN STOCK!
    $595.00 Buy Surplus As Low As $357.00
    $357.00
    ARMSTRONG R45470-001

    ARMSTRONG

    R45470-001

    TERMINAL BOARD
    ✓ IN STOCK!
    $107.00 Buy Surplus As Low As $65.00
    $65.00
    ICM ICM275

    ICM

    ICM275

    FAN BLOWER CONTROL BOARD, 20 AMP, 18-30 VAC
    ✓ IN STOCK!
    $137.00 Buy Surplus As Low As $105.00
    $105.00
    BURNHAM BOILERS 8010601

    BURNHAM BOILERS

    8010601

    VS3000 MIXING CONTROL BOARD
    ✓ IN STOCK!
    $644.00 Buy Surplus As Low As $387.00
    $387.00
    LENNOX X8609

    LENNOX

    X8609

    FAN TIMER BOARD
    ✓ IN STOCK!
    $414.00 Buy Surplus As Low As $249.00
    $249.00
    ALERTON VAV-SDC3

    ALERTON

    VAV-SDC3

    DISCONTINUED BY MANUFACTURER, CONTROL MODULE, BACTALK, 76.8KBPS, 4X 10BIT INPUT, 5X BINARY OUTPUT
    ✓ IN STOCK!
    Buy Surplus As Low As $529.00
    $529.00
    Repair Yours $429.00
    HONEYWELL SDCR

    HONEYWELL

    RESIDEO

    SDCR

    SLAVE DAMPER CONTROL RELAY, 4PDT, 24 V, CONTROL UP TO 4 DAMPER MOTORS
    ✓ IN STOCK!
    $538.00 Buy Surplus As Low As $324.00
    $324.00
    Repair Yours $261.00
    UNITED TECHNOLOGIES CESO110005-00

    UNITED TECHNOLOGIES

    CARRIER

    CESO110005-00

    CONTROL BOARD
    ✓ IN STOCK!
    $1,793.00 Buy Surplus As Low As $1,076.00
    $1,076.00
    ALERTON EXP-2200

    ALERTON

    EXP-2200

    DISCONTINUED BY MANUFACTURER,I/O EXPANSION MODULE, CONTROL FOR VLX, 22 UNIVERSAL INPUTS, 24VAC, 50/60 HZ, 20VA MIN,
    ✓ IN STOCK!
    Buy Surplus As Low As $524.00
    $524.00
    Repair Yours $434.92
    ALERTON EXP-1048

    ALERTON

    EXP-1048

    DISCONTINUED BY MANUFACTURER, CONTROL MODULE, FOR VLX, 68VA, 24VDC, 250MA, CLASS 2,
    ✓ IN STOCK!
    Buy Surplus As Low As $1,485.00
    $1,485.00
    Repair Yours $1,250.00
    ALERTON VLX

    ALERTON

    VLX

    DISCONTINUED BY MANUFACTURER, I/O MODULE, BACNET CONTROLLER, 12BIT INPUT, 20VA MAX LOAD, CALSS 2 CIRCUIT
    ✓ IN STOCK!
    Buy Surplus As Low As $2,366.40
    $2,366.40
    Repair Yours $1,964.11
    LENNOX 65W69

    LENNOX

    65W69

    CONTROL BOARD KIT
    ✓ IN STOCK!
    $1,205.00 Buy Surplus As Low As $723.00
    $723.00
    JOHNSON CONTROLS MS-NAE5510-1

    JOHNSON CONTROLS

    METASYS

    MS-NAE5510-1

    DISCONTINUED BY MANUFACTURER, NETWORK CONTROLLER, 24VAC, 2 RS232C SERIAL PORTS, 2 USB SERIAL PORTS, 2 RS485 PORTS, 1 ETHERNET PORT, 1 DATA PROTECTION BATTERY, SUPPORTS 2 NS OR 2 BACNET MS/TP ...
    ✓ IN STOCK!
    Buy Surplus As Low As $1,800.00
    $1,800.00
    Repair Yours $790.00
    ALERTON APEX-LT

    ALERTON

    APEX-LT

    DISCONTINUED BY MANUFACTURER, DDC CONTROLLER, HIGH PERFORMANCE, 24 VAC @ 20 VA, LANVIEW, TERMINAL / MODEL SERIAL PORTS, STATUS LEDS, AL-1000
    ✓ IN STOCK!
    Buy Surplus As Low As $546.00
    $546.00
    Repair Yours $449.00
    HONEYWELL W7750B-2011

    HONEYWELL

    W7750B-2011

    DISCONTINUED BY MANUFACTURER, CONTROLLER, CONSTANT VOLUME, 20-30 VAC, -40/150 DEGREE FAHRENHEIT, 50/60 HZ, 0.5 AMPS
    ✓ IN STOCK!
    Buy Surplus As Low As $246.00
    $246.00
    Repair Yours $210.00
    KMC CONTROLS BAC-7301

    KMC CONTROLS

    BAC-7301

    ADVANCED APPLICATIONS CONTROLLER FOR AIR HANLING UNIT, PROGRAMMABLE CONTROLLER, TIER 2
    ✓ IN STOCK!
    $856.00 Buy Surplus As Low As $514.00
    $514.00
    Repair Yours $459.00
    ALERTON VAVIH-SD

    ALERTON

    VAVIH-SD

    DISCONTINUED BY MANUFACTURER, CONTROLLER, 65 VA MAX LOAD, 5 PT UNIVERSAL INPUT, 6 PT BINARY OUTPUT, W/ BUILT-IN ACTUATOR
    ✓ IN STOCK!
    Buy Surplus As Low As $909.00
    $909.00
    Repair Yours $747.00
    JOHNSON CONTROLS AS-VAVDPT1-1

    JOHNSON CONTROLS

    METASYS

    AS-VAVDPT1-1

    DISCONTINUED BY MANUFACTURER, CONTROLLER, VARIABLE AIR VOLUME CONTROLLER WITH DPT, 6IN/4OUT, WITH DIFF PRESSURE TRANSDUCER, POSSIBLE ALTERNATIVE AS-VAV110-701
    ✓ IN STOCK!
    Buy Surplus As Low As $1,334.00
    $1,334.00
    Repair Yours $1,100.00
    JOHNSON CONTROLS LP-FX14D71-000C

    JOHNSON CONTROLS

    LP-FX14D71-000C

    DISCONTINUED BY MANUFACTURER, FIELD CONTROLLER, 29 INPUTS AND OUTPUTS, INPUT: 120 VAC OR 230 VAC 15% AT 50/60 HZ, OUTPUT: 24 VAC 15% AT 50/60 HZ
    ✓ IN STOCK!
    Buy Surplus As Low As $909.00
    $909.00
    Repair Yours $747.00
    HELLER HYDRAULIK 20.002-552

    HELLER HYDRAULIK

    20.002-552

    HYDRAULIC RING CONTROL CARD
    ✓ IN STOCK!
    $636.00 Buy Surplus As Low As $382.00
    $382.00
    Repair Yours $318.00
    ALERTON TX-16160

    ALERTON

    TX-16160

    DISCONTINUED BY MANUFACTURER, PROGRAMMABLE CONTROLLER, 0-10 V DC, 4-20 MA, 24 V AC, 10-202 VA LOAD, DIP SWITCH CONTROL, WITH STATUS INDICATORS, 16 UNIVERSAL INPUTS, 10-BIT, 16 BINARY OUTPUTS
    ✓ IN STOCK!
    Buy Surplus As Low As $1,193.40
    $1,193.40
    Repair Yours $990.52
    SIEMENS 587-655

    SIEMENS

    STAEFA CONTROL SYS

    587-655

    DISCONTINUED BY MANUFACTURER, CONTROLLER BOARD, RAPTOR, INPUT: 44 VA / 24 VAC / 50-60 HZ, OUTPUT: 4 AMP / 120 VAC OR 2 AMP / 240 VAC, WITH INTERAL COVER
    ✓ IN STOCK!
    Buy Surplus As Low As $788.00
    $788.00
    Repair Yours $648.00
    HONEYWELL 50057547-001

    HONEYWELL

    RESIDEO

    50057547-001

    CIRCUIT BOARD FOR HE300
    ✓ IN STOCK!
    $101.00 Buy Surplus As Low As $61.00
    $61.00
    KMC CONTROLS BAC-7401

    KMC CONTROLS

    BAC-7401

    DISCONTINUED BY MANUFACTURER, ADVANCED APPLICATIONS CONTROLLER, 4 UNIVERSAL INPUTS, 24 VAC, 0 - 5 VDC, 16 HZ, 10 BIT ANALOG TO DIGITAL CONVERSION, SCREW TERMINALS, PUL UP RESISTORS, PROGRAMM ...
    ✓ IN STOCK!
    Buy Surplus As Low As $259.35
    $259.35
    Repair Yours $225.00
    ALERTON FLG-MODBUS

    ALERTON

    FLG-MODBUS

    FIELD LEVEL GATEWAY, 24VAC, 0.5 AMP MAX
    ✓ IN STOCK!
    $1,145.83 Buy Surplus As Low As $687.50
    $687.50
    Repair Yours $570.62
    WEIL MCLAIN 383-500-658

    WEIL MCLAIN

    383-500-658

    CONTROL MODULE, ULTRA U-CONTROL, SERIES 3, FOR ULTRA SERIES UE BOILERS
    ✓ IN STOCK!
    $570.00 Buy Surplus As Low As $343.00
    $343.00
    LENNOX Y4152

    LENNOX

    Y4152

    2 STAGE HIS, W/ VARIABLE SPEED, (ECM) KIT, 7.4 X 11.8 X 3.85
    ✓ IN STOCK!
    $866.00 Buy Surplus As Low As $519.60
    $519.60
    LENNOX Y3653

    LENNOX

    Y3653

    UNIVERSAL TWINNING KIT, 8" H X 6" W X 1.5" D, 24VAC
    ✓ IN STOCK!
    $592.00 Buy Surplus As Low As $356.00
    $356.00
    INVENSYS MSC-P-1000

    INVENSYS

    SIEBE

    MSC-P-1000

    DISCONTINUED BY MANUFACTURER, CONTROL, ENVIRONMENTAL, SMOKE CONTROL SYSTEM, ENERGY MANAGEMENT, MSC-MPC, INPUT / 28VA MAX / 24VAC / 50/60HZ, OUTPUT / 3AMP MAX / 240VAC MAX, 24VAC/DC
    ✓ IN STOCK!
    Buy Surplus As Low As $766.08
    $766.08
    Repair Yours $501.98
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