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    HVAC / HVAC Control System Board

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    Results 551-600 of 913.
    NAVIEN 30011690D

    NAVIEN

    30011690D

    CONTROL BOARD, PCB, FOR NPE-150S/180S/210S/240S, REPLACES 30011969A
    ✓ IN STOCK!
    $231.00 Buy Surplus As Low As $139.00
    $139.00
    Repair Yours $200.00
    HONEYWELL ST9120C5005

    HONEYWELL

    ST9120C5005

    DISCONTINUED BY MANUFACTURER, HEATING CONTROL BOARD, TIMER CONTROL, 26 BLADE STYLE CONNECTORS, 1 6 PIN MALE CONNECTOR, 4 POSITION DIP SWITCH ON BOARD
    ✓ IN STOCK!
    Buy Surplus As Low As $162.60
    $162.60
    Repair Yours $200.00
    NEPTRONIC NW SK300BMAIN-TES

    NEPTRONIC

    NW SK300BMAIN-TES

    MAIN PRINTED CIRCUIT BOARD, FOR SK300 BACNET STEAM HUMIDIFIER
    ✓ IN STOCK!
    $543.42 Buy Surplus As Low As $326.05
    $326.05
    MITSUBISHI T7WF22315

    MITSUBISHI

    T7WF22315

    MAIN CONTROLLER BOARD, USED IN SPLIT TYPE AIR CONDITIONERS
    ✓ IN STOCK!
    $616.00 Buy Surplus As Low As $287.00
    $287.00
    Repair Yours $231.00
    UNITED TECHNOLOGIES 8733802670

    UNITED TECHNOLOGIES

    CARRIER

    8733802670

    CONTROL BOARD
    ✓ IN STOCK!
    $188.00 Buy Surplus As Low As $113.00
    $113.00
    UNITED TECHNOLOGIES HK42FZ010

    UNITED TECHNOLOGIES

    CARRIER

    HK42FZ010

    DISCONTINUED BY MANUFACTURER, INTEGRATED FURNACE CONTROL BOARD, BDP 2 SPEED, 4 POSITION DIP SWITCH, RED LED INDICATOR
    ✓ IN STOCK!
    Buy Surplus As Low As $537.96
    $537.96
    Repair Yours $498.00
    JOHNSON CONTROLS LP-FX15D62-000C

    JOHNSON CONTROLS

    LP-FX15D62-000C

    DISCONTINUED BY MANUFACTURER, HVAC CONTROLLER, 24V, LED SCREEN, DIN RAIL
    ✓ IN STOCK!
    Buy Surplus As Low As $538.03
    $538.03
    Repair Yours $447.00
    APISTE CORPORATION ENC-AR452S

    APISTE CORPORATION

    ENC-AR452S

    DISCONTINUED BY MANUFACTURER, CONTROL PANEL COOLING UNIT, ENC SERIES, 400/450 W, SINGLE PHASE, 3 FANS, 250 VAC, 50/60 HZ, 2 A
    ✓ IN STOCK!
    Buy Surplus As Low As $360.00
    $360.00
    APISTE CORPORATION ENC-GR500LE

    APISTE CORPORATION

    ENC-GR500LE

    DISCONTINUED BY MANUFACTURER, CONTROL PANEL COOLING UNIT, ENC SERIES, 250/335 W, SINGLE PHASE, 500 COOLING CAPACITY, 200-240 VAC, 50/60 HZ, 1.8/1.6 A
    ✓ IN STOCK!
    Buy Surplus As Low As $360.00
    $360.00
    JOHNSON CONTROLS DX-9100-7990

    JOHNSON CONTROLS

    METASYS

    DX-9100-7990

    CONTROLLER BASE, 9-PIN CONNECTOR, SCREW TERMINAL CONNECTION, RESISTIVE NETWORK
    ✓ IN STOCK!
    $3,080.00 Buy Surplus As Low As $1,848.00
    $1,848.00
    Repair Yours $1,250.00
    JOHNSON CONTROLS AS-UNT121-701

    JOHNSON CONTROLS

    METASYS

    AS-UNT121-701

    UNITARY CONTROL, 24 VAC 2 AMP SUPPLY, 6 X 24 VAC 0.8 AMP DIGITAL OUTPUT, 2 X 0-10 VDC 0.01 AMP ANALOG OUTPUT
    ✓ IN STOCK!
    $3,792.00 Buy Surplus As Low As $2,276.00
    $2,276.00
    Repair Yours $1,890.00
    AUTOMATIC IGNITION 45-662-001

    AUTOMATIC IGNITION

    45-662-001

    DISCONTINUED BY MANUFACTURER, DUCT FURNACE IGNITION CONTROL BOARD, MODEL: 1097-402, 24 VAC, 50/60 HZ, 0.5 AMP MAX, OTHER NUMBER ON BOARD: 1097-83-402A
    ✓ IN STOCK!
    Buy Surplus As Low As $300.00
    $300.00
    Repair Yours $249.00
    HONEYWELL R7516B-3011-16

    HONEYWELL

    R7516B-3011-16

    DISCONTINUED BY MANUFACTURER, DELTANET MICROCEL CONTROLLER, W/ ACTUATOR, W/ INPUT CARD, 24 VAC, 50/60 HZ
    ✓ IN STOCK!
    Buy Surplus As Low As $950.00
    $950.00
    HONEYWELL R7516B-3011-17

    HONEYWELL

    R7516B-3011-17

    DISCONTINUED BY MANUFACTURER, DELTANET MICROCEL CONTROLLER, 24 VAC, 50/60 HZ, W/ ACTUATOR, W/ INPUT CARD
    ✓ IN STOCK!
    Buy Surplus As Low As $950.00
    $950.00
    INVENSYS TS-58811-774

    INVENSYS

    ROBERTSHAW

    TS-58811-774

    ROOM SENSOR
    ✓ IN STOCK!
    $100.80 Buy Surplus As Low As $60.48
    $60.48
    Repair Yours Contact Us
    INVENSYS GCSA102-6-0-1

    INVENSYS

    BARBER COLMAN

    GCSA102-6-0-1

    DISCONTINUED BY MANUFACTURER, PCB, POWER SUPPLY BOARD, SMOKE CONTROL SYSTEM
    ✓ IN STOCK!
    Buy Surplus As Low As $2,121.00 $1,060.50
    $2,121.00 $1,060.50
    Repair Yours $1,743.00
    LENNOX 18J3701

    LENNOX

    18J3701

    LIMIT CONTROL
    ✓ IN STOCK!
    Buy Surplus As Low As $81.00
    $81.00
    UNITED TECHNOLOGIES CEPL130386-01

    UNITED TECHNOLOGIES

    CARRIER

    CEPL130386-01

    DISCONTINUED BY MANUFACTURER, BRIDGE CONTROL MODULE, NDS, OPEN ENERGY MANAGEMENT, 38.4K BAUD, 24 VAC, 60 HZ, 15 VA, CLASS 2
    ✓ IN STOCK!
    Buy Surplus As Low As $1,001.00
    $1,001.00
    Repair Yours $822.00
    UNITED TECHNOLOGIES CEBD430162-06E

    UNITED TECHNOLOGIES

    CARRIER

    CEBD430162-06E

    DISCONTINUED BY MANUFACTURER, PC BOARD, W/TIMECLOCK, FOR 33CSTMT-01 THERMOSTAT
    ✓ IN STOCK!
    Buy Surplus As Low As $864.00
    $864.00
    Repair Yours $717.12
    HONEYWELL 51309397-001

    HONEYWELL

    MEASUREX

    51309397-001

    DISCONTINUED BY MANUFACTURER, PC BOARD, ROUND, ASSEMBLY FOR ST3000
    ✓ IN STOCK!
    Buy Surplus As Low As $236.64
    $236.64
    Repair Yours $200.00
    HONEYWELL R7515C-1015

    HONEYWELL

    R7515C-1015

    DISCONTINUED BY MANUFACTURER, CONTROLLER BOARD, DELTANET MICROCEL
    ✓ IN STOCK!
    Buy Surplus As Low As $571.20
    $571.20
    Repair Yours $474.10
    VYKON NPB-MDM

    VYKON

    NPB-MDM

    DISCONTINUED BY MANUFACTURER, WIRELESS MODEM CARD, 56 KBPS, RJ-11 CONNECTOR
    ✓ IN STOCK!
    Buy Surplus As Low As $128.30
    $128.30
    JOHNSON CONTROLS MS-NIE5510-0

    JOHNSON CONTROLS

    MS-NIE5510-0

    NETWORK INTEGRATION ENGINE, METASYS MS, 2/RS-232-C POTRS, 2/USB SERIAL PORTS, 1 ETHERNET PORT, 24VAC, W/ DATA PROTECTION BATTERY
    ✓ IN STOCK!
    Buy Surplus As Low As $3,390.00
    $3,390.00
    Repair Yours $2,850.00
    ALERTON APLC-2

    ALERTON

    APLC-2

    DISCONTINUED BY MANUFACTURER, LOGIC CONTROLLER BOARD, HVAC, .5AMP, 24VAC, 250MA
    ✓ IN STOCK!
    Buy Surplus As Low As $1,570.48 $1,020.00
    $1,570.48 $1,020.00
    Repair Yours $1,266.02
    HONEYWELL 14006090-165503

    HONEYWELL

    14006090-165503

    DISCONTINUED BY MANUFACTURER, INTERFACE BOARD
    ✓ IN STOCK!
    Buy Surplus As Low As $159.84
    $159.84
    Repair Yours $200.00
    UNITED TECHNOLOGIES CEPL-130458-02-S-SA

    UNITED TECHNOLOGIES

    CARRIER

    CEPL-130458-02-S-SA

    HVAC CONTROL BOARD, DEFROST CONTROL
    ✓ IN STOCK!
    $221.76 Buy Surplus As Low As $133.06
    $133.06
    Repair Yours $200.00
    DELTA CONTROLS DXC052-1

    DELTA CONTROLS

    DXC052-1

    DISCONTINUED BY MANUFACTURER, EXPANSION CARD, INET, PC/104,
    ✓ IN STOCK!
    Buy Surplus As Low As $816.00
    $816.00
    Repair Yours $677.28
    JOHNSON CONTROLS AS-VAV-140-1

    JOHNSON CONTROLS

    AS-VAV-140-1

    DISCONTINUED BY MANUFACTURER, HVAC CONTROLLER, VARIABLE AIR VOLUME DIGITAL, CLASS 2, 24 VAC, 2 AMP
    ✓ IN STOCK!
    Buy Surplus As Low As $354.24 $246.00
    $354.24 $246.00
    Repair Yours $294.02
    JOHNSON CONTROLS FA-UNT111-1

    JOHNSON CONTROLS

    FA-UNT111-1

    DISCONTINUED BY MANUFACTURER, CONTROLLER, 0.5-2 AMP, 24 VAC, 0-10 VDC, CLASS 2
    ✓ IN STOCK!
    Buy Surplus As Low As $492.00
    $492.00
    Repair Yours $360.00
    JOHNSON CONTROLS FA-VAV111-1

    JOHNSON CONTROLS

    FA-VAV111-1

    CONTROLLER FACILITATOR, 24 VAC, 2 AMP, CLASS 2
    ✓ IN STOCK!
    $905.00 Buy Surplus As Low As $544.00
    $544.00
    Repair Yours $439.00
    JOHNSON CONTROLS FX-PCG2621-0

    JOHNSON CONTROLS

    FX-PCG2621-0

    CONTROLLER, PROGRAMMABLE, GENERAL PURPOSE, 17 POINT, PUSH BUTTON INTERFACE, W/ INTEGRAL DISPLAY
    ✓ IN STOCK!
    $1,539.00 Buy Surplus As Low As $925.00
    $925.00
    Repair Yours $745.00
    JOHNSON CONTROLS FX-PCG2611-0

    JOHNSON CONTROLS

    FX-PCG2611-0

    PROGRAM CONTROLLER, 17 POINT, GENERAL PURPOSE, WITH 6 UI, 24 VAC
    ✓ IN STOCK!
    $3,265.00 Buy Surplus As Low As $1,959.00
    $1,959.00
    Repair Yours $1,579.00
    LENNOX 81W03

    LENNOX

    81W03

    IGNITION CONTROL BOARD
    ✓ IN STOCK!
    $210.00 Buy Surplus As Low As $126.00
    $126.00
    UNITED TECHNOLOGIES CEPL130343-01

    UNITED TECHNOLOGIES

    CARRIER

    CEPL130343-01

    CONTROLLER COMFORT NETWORK TELINK, 9VAC, 500MA,
    ✓ IN STOCK!
    Buy Surplus As Low As $848.16
    $848.16
    Repair Yours $555.77
    JOHNSON CONTROLS AS-VAVDPT1-0

    JOHNSON CONTROLS

    AS-VAVDPT1-0

    DISCONTINUED BY MANUFACTURER, AIR VOLUME BOX CONTROLER, W/DIFF PRESS TRANSMITTER
    ✓ IN STOCK!
    Buy Surplus As Low As $606.00
    $606.00
    Repair Yours $498.00
    INVENSYS GCM-84121-S-0-1

    INVENSYS

    BARBER COLMAN

    GCM-84121-S-0-1

    DISCONTINUED BY MANUFACTURER, GLOBAL CONTROL MODULE, W/KEYPAD, 24VAC, 50/60HZ, 30VA
    ✓ IN STOCK!
    Buy Surplus As Low As $1,734.00
    $1,734.00
    Repair Yours $1,439.22
    JOHNSON CONTROLS MS-NAE5520-1

    JOHNSON CONTROLS

    METASYS

    MS-NAE5520-1

    DISCONTINUED BY MANUFACTURER, MS-NAE5520-1, MSNAE55201, NETWORK AUTOMATION ENGINE, 24VAC
    ✓ IN STOCK!
    Buy Surplus As Low As $4,320.00
    $4,320.00
    Repair Yours $3,585.60
    SIEMENS 537-559P

    SIEMENS

    LANDIS & GYR

    537-559P

    CONTROL BOARD SUPERVISORY DPUI-ED
    ✓ IN STOCK!
    $897.30 Buy Surplus As Low As $538.38
    $538.38
    Repair Yours $499.00
    HONEYWELL PUL6438S

    HONEYWELL

    PUL6438S

    DISCONTINUED BY MANUFACTURER, SPYDER, 21 INPUT/OUTPUT POSITIONS, REAL TIME CLOCK, SULK BUS, ZONE CONTROL FUNCTIONS, USER ACCESS TO AIR FLOW SENSOR INPUTS, FREE TOPOLOGY TRANSCEIVER (FTT) HIG ...
    ✓ IN STOCK!
    Buy Surplus As Low As $1,827.41 $1,146.30
    $1,827.41 $1,146.30
    Repair Yours $470.00
    HONEYWELL R7044A-1000-2

    HONEYWELL

    R7044A-1000-2

    CONTROL MODULE DELTANET HVAC
    ✓ IN STOCK!
    $1,590.00 Buy Surplus As Low As $954.00
    $954.00
    Repair Yours $806.00
    HONEYWELL R7044A-1000

    HONEYWELL

    R7044A-1000

    DISCONTINUED BY MANUFACTURER, CONTROLLER MODULE, DELTANET HVAC
    ✓ IN STOCK!
    Buy Surplus As Low As $1,800.00
    $1,800.00
    Repair Yours $1,494.00
    KMC CONTROLS BAC-5831

    KMC CONTROLS

    BAC-5831

    DISCONTINUED BY MANUFACTURER, ADVANCED APPLICATION CONTROLLER, BACNET, 0 - 5 VDC, 16 UNIVERSAL INPUTS, 12 UNIVERSAL OUTPUTS, FULLY PROGRAMMABLE, DIGITAL, PULL UP RESISTORS, REMOVABLE SCREW T ...
    ✓ IN STOCK!
    Buy Surplus As Low As $1,311.00
    $1,311.00
    Repair Yours $1,146.00
    HONEYWELL 50053952-012

    HONEYWELL

    RESIDEO

    50053952-012

    REPLACEMENT LVC BOARD SPD CNRL
    ✓ IN STOCK!
    $657.00 Buy Surplus As Low As $395.00
    $395.00
    HONEYWELL 50053952-013

    HONEYWELL

    RESIDEO

    50053952-013

    REPLACEMENT HVC BOARD
    ✓ IN STOCK!
    $705.00 Buy Surplus As Low As $423.00
    $423.00
    HONEYWELL 50057547-002

    HONEYWELL

    RESIDEO

    50057547-002

    CONTROL BOARD FOR HE150
    ✓ IN STOCK!
    $102.00 Buy Surplus As Low As $62.00
    $62.00
    HONEYWELL PUB6438S-ILC

    HONEYWELL

    PUB6438S-ILC

    DISCONTINUED BY MANUFACTURER, PROGRAMMABLE UNITARY CONTROLLER, SPYDER ILC UNITARY BACNET CONTROLLER, 6 UNIVERSAL/4 DIGITAL INPUTS, 3 ANALOG/8 DIGITAL OUTPUTS
    ✓ IN STOCK!
    Buy Surplus As Low As $720.00
    $720.00
    Repair Yours $490.00
    HONEYWELL PUL1012S

    HONEYWELL

    PUL1012S

    DISCONTINUED BY MANUFACTURER, CONTROLLER / UNITARY, SPYDER, LON PROGRAMMABLE, SERIES 4, INPUT / SINGLE UNIVERSAL, OUTPUT / SINGLE ANALOG / 2 DIGITAL, POWER / 20 VA MAX / 20-30 VAC / 50/60 HZ ...
    ✓ IN STOCK!
    Buy Surplus As Low As $345.80
    $345.80
    Repair Yours $299.00
    HONEYWELL PVL6436AS

    HONEYWELL

    PVL6436AS

    DISCONTINUED BY MANUFACTURER, VAV CONTROLLER, SPYDER, LON PROGRAMMABLE, INPUT / 6 UNIVERSAL / 4 DIGITAL, OUTPUT / 3 ANALOG / 6 DIGITAL, VELOCITY PRESSURE SENSOR / MICROBRIDGE, FLOATING ACTUA ...
    ✓ IN STOCK!
    Buy Surplus As Low As $410.00
    $410.00
    Repair Yours $337.00
    EMERSON 50A55-843

    EMERSON

    WHITE RODGERS

    50A55-843

    INTEGRATED FURNACE CONTROLS, SILICON CARBIDE UNIV IGN MODULE, LOW VOLTAGE CIRCUIT 24 VAC, LINE VOLTAGE CIRCUIT 120 VAC
    $192.00 Buy Surplus As Low As $116.00
    $116.00
    Repair Yours Contact Us
    EMERSON 50E47-860

    EMERSON

    WHITE RODGERS

    50E47-860

    DISCONTINUED BY MANUFACTURER, IGNTION MODULE, 0.2AMP, 18-30VAC, 60HZ
    ✓ IN STOCK!
    Buy Surplus As Low As $234.00
    $234.00
    Repair Yours $200.00
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