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    Results 1-50 of 911.
    AAON ASM07424

    AAON

    ASM07424

    CONTROL BOARD, VCCX-IP, FOR HVAC SYSTEMS, USED ON UNITS WITH R410-A, 2 X 8 LCD CHARACTER DISPLAY, 4 BUTTONS, BACNET CONFIGURATION, REPLACES OE338-26B-VCCX2 / V87900
    ✓ IN STOCK!
    $2,359.60 Buy Surplus As Low As $1,415.76
    $1,415.76
    Repair Yours $979.00
    INGERSOLL RAND BRD07870

    INGERSOLL RAND

    TRANE

    BRD07870

    BOARD. SYMBIO 400-B CONTROLLER BACNET MSTP. FACTORY MOUNT , BRD07870
    ✓ IN STOCK!
    $1,000.48 Buy Surplus As Low As $600.29
    $600.29
    INGERSOLL RAND CNT07852

    INGERSOLL RAND

    TRANE

    CNT07852

    CONTROL. REMOTE INCLUDES HOLDER , CNT07852
    ✓ IN STOCK!
    $81.05 Buy Surplus As Low As $48.63
    $48.63
    MITSUBISHI T7W E20 346

    MITSUBISHI

    T7W E20 346

    CIRCUIT BOARD, NOISE FILTER, USED IN SPLIT TYPE AIR CONDITIONERS
    ✓ IN STOCK!
    $345.68 Buy Surplus As Low As $196.31
    $196.31
    Repair Yours $300.00
    HONEYWELL W7750C-2001

    HONEYWELL

    W7750C-2001

    DISCONTINUED BY MANUFACTURER, CONTROLLER, CVAHU, EXCEL 10, W/3 ANALOG, 5 HIGH SIDE TRIAC OUTPUTS, 24 VAC, 50/60 HZ, 3 ANALOG OUTPUTS 4-20MA
    ✓ IN STOCK!
    Buy Surplus As Low As $1,323.14
    $1,323.14
    Repair Yours $1,091.87
    JOHNSON CONTROLS AS-AHU103-300

    JOHNSON CONTROLS

    METASYS

    AS-AHU103-300

    DISCONTINUED BY MANUFACTURER, DIGITAL CONTROLLER, AIR HANDLER UNIT TERMINATION BOARD, 120 VAC, 50/60 HZ
    ✓ IN STOCK!
    Buy Surplus As Low As $1,689.57
    $1,689.57
    Repair Yours $1,683.64
    HONEYWELL XL500

    HONEYWELL

    XL500

    DISCONTINUED BY MANUFACTURER, CONTROL SYSTEM, EXCEL 500, 4 SLOT, 40 VA MAX, 24 VAC, 50/60 HZ
    ✓ IN STOCK!
    Buy Surplus As Low As $45.41
    $45.41
    EMERSON 84605-1

    EMERSON

    EIM CONTROLS

    84605-1

    DISCONTINUED BY MANUFACTURER, CONTROL, CIRCUIT BOARD
    ✓ IN STOCK!
    Buy Surplus As Low As $585.00
    $585.00
    INGERSOLL RAND BRD03027

    INGERSOLL RAND

    TRANE

    BRD03027

    DISCONTINUED BY MANUFACTURER, CONTROL BOARD KIT, HVAC CONTROL, 230/208 VAC, SPARE PARTS KIT
    ✓ IN STOCK!
    Buy Surplus As Low As $649.00
    $649.00
    Repair Yours $426.00
    HONEYWELL CP-EXPIO/U

    HONEYWELL

    CP-EXPIO/U

    DISCONTINUED BY MANUFACTURER, EXPANSION I/O BOARD, COMFORTPOINT OPEN, IP20, LED INDICATION (, 24 INPUT / OUTPUT, 15 VA, 24 VAC, 50/60 HZ, ABS PLASTIC, RS485 CONNECTION, DIN RAIL/WALL MOUNT
    ✓ IN STOCK!
    Buy Surplus As Low As $947.41
    $947.41
    Repair Yours $707.72
    GENERAL ELECTRIC IS200ECTBG2ADE

    GENERAL ELECTRIC

    IS200ECTBG2ADE

    DISCONTINUED BY MANUFACTURER, TERMINAL BOARD, EX2100 SERIES, FEEDBACK, FOR MARK VI TURBINE GAS CONTROL SYSTEM
    ✓ IN STOCK!
    Buy Surplus As Low As $2,187.00
    $2,187.00
    Repair Yours $2,016.90
    HONEYWELL XF521-A

    HONEYWELL

    XF521-A

    DISCONTINUED BY MANUFACTURER, INPUT MODULE, ANALOG, 20 AMP MAX, 10 VDC, 8 POINT
    ✓ IN STOCK!
    Buy Surplus As Low As $227.51
    $227.51
    Repair Yours $300.00
    JOHNSON CONTROLS AS-UNT-111-1

    JOHNSON CONTROLS

    METASYS

    AS-UNT-111-1

    DISCONTINUED BY MANUFACTURER, CONTROLLER, UNITARY, LOW AMBIENT TEMPERATURE, 32-140 DEGREES F, 2 AMP, 24 VAC, 6 BINARY OUTPUT, 2 ANALOG OUTPUT, SPADE QUICK CONNECTOR
    ✓ IN STOCK!
    Buy Surplus As Low As $797.18
    $797.18
    Repair Yours $480.00
    SIEMENS 544-381

    SIEMENS

    LANDIS & GYR

    544-381

    BACKPLANE BOARD FOR UNITARY CONTROLLER
    ✓ IN STOCK!
    Buy Surplus As Low As $596.46
    $596.46
    Repair Yours $550.07
    SIEMENS 544-120

    SIEMENS

    LANDIS & GYR

    544-120

    DISCONTINUED BY MANUFACTURER, I/O CARD, ANALOG, FOR POWERS SYSTEM 600 CONTROLLER
    ✓ IN STOCK!
    Buy Surplus As Low As $220.77
    $220.77
    HONEYWELL XC-5010-B

    HONEYWELL

    XC-5010-B

    DISCONTINUED BY MANUFACTURER, COMPUTER MODULES, CARD DESIGN, INPUT POWER: 24 VAC, 47-63HZ
    ✓ IN STOCK!
    Buy Surplus As Low As $465.64
    $465.64
    Repair Yours $390.39
    HONEYWELL 51198831-100

    HONEYWELL

    MEASUREX

    51198831-100

    DISCONTINUED BY MANUFACTURER, COMMUNICATION MODULE, TDC2000, PWA HIGHWAY
    ✓ IN STOCK!
    Buy Surplus As Low As $16,972.89
    $16,972.89
    Repair Yours $11,000.00
    JOHNSON CONTROLS XT-9100-8304

    JOHNSON CONTROLS

    METASYS

    XT-9100-8304

    DISCONTINUED BY MANUFACTURER, EXTENSION MODULE, MODEL XT9100, I/O 0-10 V, LED STATUS INDICATOR, 24 VAC SUPPLY, CONNECTS XP TO DX MODULE
    ✓ IN STOCK!
    Buy Surplus As Low As $216.30
    $216.30
    Repair Yours $200.00
    HONEYWELL 445100

    HONEYWELL

    LEEDS & NORTHRUP

    445100

    DISCONTINUED BY MANUFACTURER, OUTPUT BOARD
    ✓ IN STOCK!
    Buy Surplus As Low As $101.72
    $101.72
    Repair Yours $300.00
    SOURCE 1 031-01267-001A

    SOURCE 1

    031-01267-001A

    DISCONTINUED BY MANUFACTURER, PC BOARD , CONTROL BOARD HVAC, YORK COLEMAN P031-01267-001 FURNACE CONTROL CIRCUIT BOARD SOURCE1 031-01267-001A =031-01267-001, DISCONTINUED JUL 09, 2021
    ✓ IN STOCK!
    Buy Surplus As Low As $144.29
    $144.29
    Repair Yours $300.00
    SIEMENS PTM6.2Q250-M

    SIEMENS

    LANDIS & GYR

    PTM6.2Q250-M

    DISCONTINUED BY MANUFACTURER, POINT TERMINATION MODULE, 2 POINT, DIGITAL, CONTACT CLOSURE, 240 VAC, 4A, LED INDICATION (ON/OFF), SUPERVISED HAND-OFF-AUTO SWITCH
    ✓ IN STOCK!
    Buy Surplus As Low As $218.88
    $218.88
    Repair Yours $300.00
    JOHNSON CONTROLS DX-9100-8454

    JOHNSON CONTROLS

    METASYS

    DX-9100-8454

    DISCONTINUED BY MANUFACTURER, CONTROLLER MODULE, PLANT, EXTENDED, DIGITAL, 24 VAC, 14 OUTPUT
    ✓ IN STOCK!
    Buy Surplus As Low As $1,118.99
    $1,118.99
    Repair Yours $790.00
    AUTOMATED LOGIC S6104

    AUTOMATED LOGIC

    S6104

    DISCONTINUED BY MANUFACTURER, CONTROL MODULE, 20 VA, 24 VAC, SINGLE EQUIPMENT
    ✓ IN STOCK!
    Buy Surplus As Low As $1,804.26
    $1,804.26
    Repair Yours $1,500.00
    HONEYWELL W7751E-1007

    HONEYWELL

    W7751E-1007

    DISCONTINUED BY MANUFACTURER, CONTROLLER EXCEL 10
    ✓ IN STOCK!
    Buy Surplus As Low As $656.10
    $656.10
    Repair Yours $544.56
    JOHNSON CONTROLS P-3800-1

    JOHNSON CONTROLS

    P-3800-1

    RESET VOLUME CONTROL NO/DA NC/RA
    ✓ IN STOCK!
    $346.27 Buy Surplus As Low As $207.76
    $207.76
    UNITED TECHNOLOGIES CEPL110104-02

    UNITED TECHNOLOGIES

    CARRIER

    CEPL110104-02

    PC BOARD DEFROST CONTROL
    ✓ IN STOCK!
    $38.60 Buy Surplus As Low As $26.72
    $26.72
    Repair Yours $300.00
    AUTOMATED LOGIC U551

    AUTOMATED LOGIC

    U551

    DISCONTINUED BY MANUFACTURER, ZONE CONTROLLER, FOR HEAT PUMP, BACNET, 24 VAC., 0-10 VDC, 50/60 HZ, 12 VA, 0.5 A
    ✓ IN STOCK!
    Buy Surplus As Low As $228.22
    $228.22
    Repair Yours $300.00
    AUTOMATED LOGIC M0320

    AUTOMATED LOGIC

    M0320

    DISCONTINUED BY MANUFACTURER, CONTROL MODULE, 24VAC, 50-60HZ, 35VA
    ✓ IN STOCK!
    Buy Surplus As Low As $1,098.50
    $1,098.50
    HONEYWELL XL100B

    HONEYWELL

    XL100B

    DISCONTINUED BY MANUFACTURER, PROGRAMMABLE CONTROLLER, 24VAC, 40/60HZ, 18W
    ✓ IN STOCK!
    Buy Surplus As Low As $2,867.76
    $2,867.76
    Repair Yours $2,479.42
    CONAIR 107-213-01

    CONAIR

    107-213-01

    DISCONTINUED BY MANUFACTURER, I/O BOARD ASSEMBLY, TRIAC, LED INDICATORS, COMPU-DRY CD DRYER
    ✓ IN STOCK!
    Buy Surplus As Low As $588.27
    $588.27
    Repair Yours $390.00
    SIEMENS 540-509

    SIEMENS

    LANDIS & GYR

    540-509

    DISCONTINUED BY MANUFACTURER, UNIT VENT CONTROLLER SYSTEM, 24 VAC, 50/60 HZ
    ✓ IN STOCK!
    Buy Surplus As Low As $785.42
    $785.42
    Repair Yours $601.75
    SIEMENS PTM6.2Q250

    SIEMENS

    LANDIS & GYR

    PTM6.2Q250

    DISCONTINUED BY MANUFACTURER, DIGITAL OUTPUT MODULE, POINT TERMINATION MODULE, 2 POINT DIGITAL
    ✓ IN STOCK!
    Buy Surplus As Low As $55.73
    $55.73
    SIEMENS 091-60230-82

    SIEMENS

    STAEFA CONTROL SYS

    091-60230-82

    STAEFA CONTROL SYS, SIEMENS, 091-60230-82, PC BOARD SMART2PLUS FAN COIL
    ✓ IN STOCK!
    Buy Surplus As Low As $795.60
    $795.60
    Repair Yours $660.35
    HONEYWELL 14506344-001

    HONEYWELL

    14506344-001

    DISCONTINUED BY MANUFACTURER, PC BOARD, RS485 INTERFACE BOARD, INTELLIGENT DISPLAY, DNFS
    ✓ IN STOCK!
    Buy Surplus As Low As $969.65
    $969.65
    Repair Yours $960.00
    HONEYWELL XF529

    HONEYWELL

    XF529

    DISCONTINUED BY MANUFACTURER, DIGITAL OUTPUT MODULE, WITHOUT OVERRIDE SWITCHES, NO REPLACEMENT
    ✓ IN STOCK!
    Buy Surplus As Low As $379.16
    $379.16
    Repair Yours $314.70
    HONEYWELL XF523-A

    HONEYWELL

    XF523-A

    DISCONTINUED BY MANUFACTURER, INPUT MODULE, XL600, DIGITAL, 12 INPUT, 24 VAC/DC
    ✓ IN STOCK!
    Buy Surplus As Low As $1,853.55
    $1,853.55
    HONEYWELL 51401286-100

    HONEYWELL

    MEASUREX

    51401286-100

    DISCONTINUED BY MANUFACTURER, PC BOARD, ENHANCED PERIPHERAL DISPLAY GENERATOR, FOR UNIVERSAL STATION NODES, SCSI CONTROL
    ✓ IN STOCK!
    Buy Surplus As Low As $2,800.88
    $2,800.88
    Repair Yours $1,490.00
    SIEMENS 75D70646E

    SIEMENS

    75D70646E

    COIL W/SCREW TERM. CL 42 550/600V HZ
    ✓ IN STOCK!
    $52.68 Buy Surplus As Low As $40.04
    $40.04
    HONEYWELL 14505188-001

    HONEYWELL

    14505188-001

    DISCONTINUED BY MANUFACTURER, SAFETY CONTROL, SECURE / ACCESS CIRCUIT, 4 ZONE, CLASS-B
    ✓ IN STOCK!
    Buy Surplus As Low As $429.33
    $429.33
    Repair Yours $395.93
    JOHNSON CONTROLS T-5800-3

    JOHNSON CONTROLS

    T-5800-3

    PNEUMATIC RECEIVER CONTROLLER, DUAL INPUT, PROPORTIONAL, DIRECT OR REVERSE ACTING WITH DIRECT OR REVERSE READJUSTMENT ( FIELD SELECTABLE ), GAIN: ADJUSTABLE FROM 0.5:1 TO 15:1 ( FACTORY SET ...
    ✓ IN STOCK!
    $2,330.00 Buy Surplus As Low As $1,398.00
    $1,398.00
    Repair Yours $1,318.00
    HONEYWELL EXCEL-100-B

    HONEYWELL

    EXCEL-100-B

    DISCONTINUED BY MANUFACTURER, CONTROLLER, 24 VAC, HVAC CONTROL, 18 WATT, 46-60 HZ
    ✓ IN STOCK!
    Buy Surplus As Low As $3,315.00
    $3,315.00
    Repair Yours $2,751.45
    JOHNSON CONTROLS AS-UNT141-1

    JOHNSON CONTROLS

    METASYS

    AS-UNT141-1

    DISCONTINUED BY MANUFACTURER, HVAC UNITARY CONTROL MODULE, 24 VAC, 2 AMP
    ✓ IN STOCK!
    Buy Surplus As Low As $617.04
    $617.04
    Repair Yours $480.00
    SIEMENS 544-305

    SIEMENS

    LANDIS & GYR

    544-305

    DISCONTINUED BY MANUFACTURER, CONTROL BOARD, BACK PANEL, FOR POWERS SYSTEM, 600 UNITARY CONTROL, WITH LED CHANNEL INDICATION
    ✓ IN STOCK!
    Buy Surplus As Low As $429.00
    $429.00
    Repair Yours $356.07
    ALERTON TX-VAV

    ALERTON

    TX-VAV

    DISCONTINUED BY MANUFACTURER, HVAC CONTROLLER, IBEX, TERMINAL UNIT, V1.29, 24 V AC, 50 VA, 3 INPUTS, W/ 8-BIT RESOLUTION, 5 OUTPUTS, RATED 24 V AC, 0.5 AMP MAX, W/ ONBOARD VELOCITY TRANSDUCE ...
    ✓ IN STOCK!
    $1,176.46 Buy Surplus As Low As $726.65
    $726.65
    Repair Yours $640.00
    HONEYWELL XF526

    HONEYWELL

    XF526

    DISCONTINUED BY MANUFACTURER , 500 ANALOG INPUT MODULE, 0-20MA, 0-10 VDC PT3000, PT100, BALCO.
    ✓ IN STOCK!
    Buy Surplus As Low As $126.59
    $126.59
    Repair Yours $300.00
    HONEYWELL W7760A2011

    HONEYWELL

    W7760A2011

    DISCONTINUED BY MANUFACTURER, BUILDING MANAGER, EXCEL 15 CONTROLLER, W/ WIRING SUBBASE, 20 VAC (WITH NO DIGITAL OUTPUTS), 100 VA (WITH DIGITAL OUTPUTS, 50/60 HZ, 1 DIGITAL INPUT, 8 ANALOG IN ...
    ✓ IN STOCK!
    Buy Surplus As Low As $354.17
    $354.17
    Repair Yours $300.00
    SIEMENS 549-003

    SIEMENS

    LANDIS & GYR

    549-003

    POWER MODULAR EQUIPMENT CONTROLLER APOGEE
    ✓ IN STOCK!
    Buy Surplus As Low As $1,380.00
    $1,380.00
    Repair Yours $1,146.00
    HONEYWELL W7762B-1027

    HONEYWELL

    W7762B-1027

    DISCONTINUED BY MANUFACTURER, XL HYDRONIC CONTROLLER, 0/70F, 24 VAC, 50/60 HZ, 1-80 VA, 0-50 DEGREES C
    ✓ IN STOCK!
    Buy Surplus As Low As $881.93
    $881.93
    Repair Yours $860.10
    JOHNSON CONTROLS AS-VAV141-1

    JOHNSON CONTROLS

    AS-VAV141-1

    DISCONTINUED BY MANUFACTURER, HVAC CONTROLLER, VARIABLE AIR VOLUME CONTROLLER, W/ SCREW TERMINALS, 6X BINARY OUTPUTS, 2X ANALOG OUTPUTS, 30-30 VAC
    ✓ IN STOCK!
    Buy Surplus As Low As $534.29
    $534.29
    Repair Yours $449.00
    HONEYWELL 221508A2

    HONEYWELL

    221508A2

    RESISTOR BOARD ASSEMBLY, SCREW TERMINALS, USED WITH SERIES 2 / SERIES 3 MODUTROL IV MOTORS, -18/55 DEGREES C TEMPERATURE RANGE
    ✓ IN STOCK!
    $288.00 Buy Surplus As Low As $173.34
    $173.34
    Repair Yours $300.00
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