Product Search

    SEARCH NOW FOR ALL YOUR RADWELL SOLUTIONS

    Radwell is here to supply you with all your plant floor needs.

    HVAC / HVAC Control System Board

    Radwell is not an authorized distributor, reseller or representative of the products featured on this website. All product names, trademarks, brands and logos used on this site are the property of their respective owners. The depiction, description or sale of products featuring these names, trademarks, brands and logos is for identification purposes only and is not intended to indicate any affiliation with or authorization by any rights holder.

    Filter Results
    Results 551-600 of 913.
    HONEYWELL 50057547-001

    HONEYWELL

    RESIDEO

    50057547-001

    CIRCUIT BOARD FOR HE300
    ✓ IN STOCK!
    $101.00 Buy Surplus As Low As $61.00
    $61.00
    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
    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 $1,491.75
    $1,491.75
    Repair Yours $1,650.00
    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
    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
    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
    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
    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
    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
    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
    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
    LENNOX 65W69

    LENNOX

    65W69

    CONTROL BOARD KIT
    $1,205.00 Buy Surplus As Low As $723.00
    $723.00
    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 $2,958.00
    $2,958.00
    Repair Yours $2,900.00
    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
    BURNHAM BOILERS 103966-02

    BURNHAM BOILERS

    103966-02

    CONTROL BOARD
    $300.00 Buy Surplus As Low As $180.00
    $180.00
    DAIKIN INDUSTRIES 910170426

    DAIKIN INDUSTRIES

    MCQUAY PERFEX

    910170426

    SC30-SM2 MAXITROL
    $681.00 Buy Surplus As Low As $409.00
    $409.00
    ARMSTRONG R76700854

    ARMSTRONG

    R76700854

    CIRCUIT BOARD
    ✓ IN STOCK!
    $263.00 Buy Surplus As Low As $158.00
    $158.00
    DISTECH ECL-VAV

    DISTECH

    ECL-VAV

    DISCONTINUED BY MANUFACTURER, CONTROLLER, LONWORKS, VAV / VARIABLE AIR VOLUME,12 POINT, 4 INPUT / 4 OUTPUT DIGITAL / 2 OUTPUT UNIVERSAL, FOR COOLING ONLY, FOR USE WITH REHEAT / DUAL-DUCT / P ...
    ✓ IN STOCK!
    Buy Surplus As Low As $416.00 $205.50
    $416.00 $205.50
    Repair Yours $342.00
    INVENSYS 780-788

    INVENSYS

    ROBERTSHAW

    780-788

    DISCONTINUED BY MANUFACTURER, IGNITION MODULE, 24/120VAC, 50/60HZ, 8 BLADE
    ✓ IN STOCK!
    Buy Surplus As Low As $135.66
    $135.66
    HONEYWELL 195325B

    HONEYWELL

    195325B

    4TH STAGE OPTIONAL COOLING BOARD , 120/240VAC RELAY , 12-24VDC INPUT SIGNAL ,
    ✓ IN STOCK!
    $57.60 Buy Surplus As Low As $37.49
    $37.49
    Repair Yours Contact Us
    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
    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
    GREE GRZQ1220B

    GREE

    GRZQ1220B

    DISCONTINUED BY MANUFACTURER, POWER BOARD DRIVER BOARD, BLADE STYLE CONNECTORS (11X), 2X 4 PIN MALE CONNECTIONS, 1X 3 PIN MALE CONNECTOR, 1X 2 PIN MALE CONNECTOR
    ✓ IN STOCK!
    Buy Surplus As Low As $252.00
    $252.00
    Repair Yours $210.00
    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 $600.00
    $600.00
    Repair Yours $498.00
    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 $600.00
    $600.00
    Repair Yours $498.00
    UNITED TECHNOLOGIES 8733802670

    UNITED TECHNOLOGIES

    CARRIER

    8733802670

    CONTROL BOARD
    ✓ IN STOCK!
    $170.00 Buy Surplus As Low As $102.00
    $102.00
    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 $192.00
    $192.00
    NAVIEN 30011690D

    NAVIEN

    30011690D

    PCB BOARD NPE KDC-330-6M
    ✓ IN STOCK!
    $218.00 Buy Surplus As Low As $131.00
    $131.00
    IO HVAC CONTROLS TWIN

    IO HVAC CONTROLS

    TWIN

    UNIVERSAL TWINNING KIT
    $377.00 Buy New $377.00
    $227.00
    PULSAFEEDER MCT210BC

    PULSAFEEDER

    MCT210BC

    DISCONTINUED BY MANUFACTURER, COOLINGTOWER CONTROLLER, 90-250V, 12/5AMPS, 50/60HZ, 1 PH
    ✓ IN STOCK!
    Buy Surplus As Low As $2,862.00
    $2,862.00
    Repair Yours $2,640.00
    HEAT CONTROLLER INC 17120300000505

    HEAT CONTROLLER INC

    17120300000505

    CONTROL BOARD
    $41.00 Buy Surplus As Low As $25.00
    $25.00
    JOHNSON CONTROLS LN-VAVLN-0

    JOHNSON CONTROLS

    LN-VAVLN-0

    DISCONTINUED BY MANUFACTURER, CONTROLLER, LN SERIES, DUAL PORT
    Buy Surplus As Low As $480.00
    $480.00
    Repair Yours $399.00
    JOHNSON CONTROLS LN-FCUL-0

    JOHNSON CONTROLS

    LN-FCUL-0

    DISCONTINUED BY MANUFACTURER, FAN COIL CONTROLLER, 24 V AC/DC, 6 INPUTS
    ✓ IN STOCK!
    Buy Surplus As Low As $480.00
    $480.00
    Repair Yours $399.00
    HONEYWELL Q634G 1033

    HONEYWELL

    Q634G 1033

    DISCONTINUED BY MANUFACTURER, SWITCHING SUBBASE, (ON-AUTO-FAN/COOL-OFF-HEAT), FOR USE W/ T834A
    ✓ IN STOCK!
    Buy Surplus As Low As $27.00
    $27.00
    SIEMENS 587-225

    SIEMENS

    STAEFA CONTROL SYS

    587-225

    DISCONTINUED BY MANUFACTURER, ZONE EQUIPMENT CONTROLLER, PREDATOR, LONWORKS NETWORK, 24VAC, 50/60HZ, GRAY HOUSING
    ✓ IN STOCK!
    Buy Surplus As Low As $455.00
    $455.00
    Repair Yours $390.00
    FAE VRTM12

    FAE

    VRTM12

    DISCONTINUED BY MANUFACTURER, FAN CONTROLLER, 12 AMP, 200 V, VARISPEED
    ✓ IN STOCK!
    Buy Surplus As Low As $148.00
    $148.00
    Repair Yours $200.00
    TREND IQ131/LB/DP/MNC/230

    TREND

    IQ131/LB/DP/MNC/230

    DISCONTINUED BY MANUFACTURER, HVAC CONTROLLER, 24 VDC, LCD DISPLAY, REMOTE DISPLAY PORT, SCREW TERMINALS
    ✓ IN STOCK!
    Buy Surplus As Low As $810.00
    $810.00
    REZNOR 213581

    REZNOR

    213581

    SPEED CONTROLLER 230/60
    $951.00 Buy Surplus As Low As $571.00
    $571.00
    LENNOX 39M84

    LENNOX

    39M84

    FAN CONTROL BOARD
    ✓ IN STOCK!
    $546.00 Buy Surplus As Low As $328.00
    $328.00
    LENNOX 46K65

    LENNOX

    46K65

    BLOWER CONTROL BOARD
    $257.00 Buy Surplus As Low As $155.00
    $155.00
    WEIL MCLAIN 511-330-088

    WEIL MCLAIN

    511-330-088

    INTEGRATED BOILER, CONTROL BOARD ONLY
    $310.00 Buy Surplus As Low As $187.00
    $187.00
    GOODMAN 20158901

    GOODMAN

    AMANA HAC

    20158901

    INTERFACE BOARD
    $725.00 Buy Surplus As Low As $435.00
    $435.00
    GOODMAN PCBEM102S

    GOODMAN

    AMANA HAC

    PCBEM102S

    CIRCUIT BOARD
    ✓ IN STOCK!
    $61.20 Buy Surplus As Low As $46.51
    $46.51
    GOODMAN 20293901

    GOODMAN

    AMANA HAC

    20293901

    DEFROST CNTL BOARD KIT
    $182.00 Buy Surplus As Low As $110.00
    $110.00
    UNITED TECHNOLOGIES LH660011

    UNITED TECHNOLOGIES

    CARRIER

    LH660011

    IGNITION CONTROL BOARD
    $446.00 Buy Surplus As Low As $268.00
    $268.00
    UNITED TECHNOLOGIES HH63AW001

    UNITED TECHNOLOGIES

    CARRIER

    HH63AW001

    ECONOMIZER CONTROLLER, DCV, ALL INPUTS CLASS 2, 24 VAC
    $345.00 Buy Surplus As Low As $207.00
    $207.00
    Repair Yours $200.00
    UNITED TECHNOLOGIES CESO130007-00

    UNITED TECHNOLOGIES

    CARRIER

    CESO130007-00

    CIRCUIT BOARD
    $253.00 Buy Surplus As Low As $152.00
    $152.00
    UNITED TECHNOLOGIES CESO110057-02

    UNITED TECHNOLOGIES

    CARRIER

    CESO110057-02

    CONTROL BOARD, FURNACE CONTROL BOARD, 8.7 X 9.55 X 2.9 INCHES
    ✓ IN STOCK!
    $339.00 Buy Surplus As Low As $225.00
    $225.00
    KMC CONTROLS XEC-3004

    KMC CONTROLS

    XEC-3004

    TRANSDUCER MODULE ONLY, E-P / I-P, WITH MANUAL OVERRIDE, INITIATED BY MOVING A JUMPER, ADJUSTING A POTENTIOMETER, USED IN HVAC SYSTEMS
    ✓ IN STOCK!
    $198.29 Buy Surplus As Low As $118.97
    $118.97
    UNITED TECHNOLOGIES CEPL130256-01

    UNITED TECHNOLOGIES

    CARRIER

    CEPL130256-01

    DISCONTINUED BY MANUFACTURER, HVAC CONTROLLER, 9VAC, 500MA
    ✓ IN STOCK!
    Buy Surplus As Low As $162.00
    $162.00
    Repair Yours $200.00
    Previous Next
    7 8 9 10 11 12 13 14 15 16 17