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    Results 301-350 of 913.
    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 $2,958.00
    $2,958.00
    Repair Yours $2,900.00
    LENNOX 85M53

    LENNOX

    85M53

    LSOM 2 MODULE
    $250.00 Buy Surplus As Low As $150.00
    $150.00
    LENNOX 84W85

    LENNOX

    84W85

    3.0 ECM 1/2 HP, MODULE ONLY
    $555.00 Buy Surplus As Low As $333.00
    $333.00
    ALERTON VAV-SDZ-K2-L

    ALERTON

    VAV-SDZ-K2-L

    DISCONTINUED BY MANUFACTURER, CONTROL MODULE 0.5AMP 24VAC
    ✓ IN STOCK!
    Buy Surplus As Low As $970.00
    $970.00
    Repair Yours $797.00
    SIEMENS 550-788A

    SIEMENS

    550-788A

    DISCONTINUED BY MANUFACTURER, TERMINAL BOX CONTROLLER, BACNET, 24VAC, 50/60VAC
    ✓ IN STOCK!
    Buy Surplus As Low As $504.00
    $504.00
    Repair Yours $418.32
    ALERTON EXP-10120

    ALERTON

    EXP-10120

    DISCONTINUED BY MANUFACTURER, I/O EXPANSION MODULE, 10 INPUT, 12 OUTPUT
    ✓ IN STOCK!
    Buy Surplus As Low As $1,758.00 $870.00
    $1,758.00 $870.00
    Repair Yours $1,566.00
    SIEMENS 549-002

    SIEMENS

    LANDIS & GYR

    549-002

    DISCONTINUED BY MANUFACTURER, MODULAR EQUIPMENT CONTROLLER, W/PT BLOCK SUPPORT, DIGITAL OUTPUT, 120-240VAC, 4 TAB MOUNTING
    ✓ IN STOCK!
    Buy Surplus As Low As $900.00
    $900.00
    Repair Yours $747.00
    SIEMENS 549-007

    SIEMENS

    LANDIS & GYR

    549-007

    CONTROLLER MODULE MEC-200F
    ✓ IN STOCK!
    Buy Surplus As Low As $1,290.00
    $1,290.00
    Repair Yours $1,100.00
    JOHNSON CONTROLS MS-NAE3510-2

    JOHNSON CONTROLS

    MS-NAE3510-2

    DISCONTINUED BY MANUFACTURER, NETWORK AUTOMATION ENGINE, MAX. NUMBER OF OBJECTS - 2500, RS-232-C SERIAL PORTS - 2, USB SERIAL PORTS - 1, ETHERNET PORTS - 1, 192 MHZ RENESAS SH4 7760 RISC PRO ...
    ✓ IN STOCK!
    Buy Surplus As Low As $1,308.00
    $1,308.00
    Repair Yours $1,075.00
    ALERTON VLC-1188-S

    ALERTON

    VLC-1188-S

    DISCONTINUED BY MANUFACTURER, PLC CONTROL MODULE, GEN4 SMOKE CONTROL
    ✓ IN STOCK!
    Buy Surplus As Low As $2,079.00
    $2,079.00
    Repair Yours $990.00
    UNITED TECHNOLOGIES CESO110064-00

    UNITED TECHNOLOGIES

    CARRIER

    CESO110064-00

    COMMUNICATIONS BOARD
    ✓ IN STOCK!
    $286.20 Buy Surplus As Low As $171.72
    $171.72
    Repair Yours $200.00
    REZNOR 257246

    REZNOR

    257246

    VERIDIGM CONTROL BOARD
    $1,395.00 Buy Surplus As Low As $838.00
    $838.00
    Repair Yours $675.00
    UNITED TECHNOLOGIES HK42FZ036

    UNITED TECHNOLOGIES

    CARRIER

    HK42FZ036

    CONTROL BOARD
    $445.00 Buy Surplus As Low As $267.00
    $267.00
    LENNOX 59W47

    LENNOX

    59W47

    CONTROL BOARD, REPLACEMENT KIT, 102630-01 - M2 UNIT CONTROLLER
    ✓ IN STOCK!
    $1,981.00 Buy Surplus As Low As $1,189.00
    $1,189.00
    LENNOX 94W83

    LENNOX

    94W83

    IGNITION BOARD
    ✓ IN STOCK!
    $256.00 Buy Surplus As Low As $154.00
    $154.00
    JOHNSON CONTROLS MS-NCE2560-0

    JOHNSON CONTROLS

    MS-NCE2560-0

    DISCONTINUED BY MANUFACTURER, NETWORK CONTROL ENGINE, 24VAC, MS/TP BUS
    ✓ IN STOCK!
    Buy Surplus As Low As $2,424.00
    $2,424.00
    Repair Yours $1,992.00
    JOHNSON CONTROLS 025-32663-000

    JOHNSON CONTROLS

    YORK

    025-32663-000

    CONTROLLER DISCHARGE AIR, 4 STAGE, 24 VAC, 40-90 DEG F
    ✓ IN STOCK!
    $4,483.11 Buy Surplus As Low As $2,689.87
    $2,689.87
    Repair Yours $2,627.00
    JOHNSON CONTROLS 031-01743-001

    JOHNSON CONTROLS

    YORK

    031-01743-001

    CONTROL BOARD, CHILLER INPUT/OUTPUT BOARD, YORK CHILLER
    ✓ IN STOCK!
    $5,847.00 Buy Surplus As Low As $4,444.00
    $4,444.00
    Repair Yours $739.00
    JOHNSON CONTROLS 371-03687-101

    JOHNSON CONTROLS

    YORK

    371-03687-101

    INTEGRATED SYSTEMS NETWORK 110V 60HZ 20VA
    ✓ IN STOCK!
    $89.10 Buy Surplus As Low As $53.46
    $53.46
    Repair Yours Contact Us
    JOHNSON CONTROLS S1-031-00652-000

    JOHNSON CONTROLS

    YORK

    S1-031-00652-000

    CIRCUIT BOARD, COOLING, 2 STAGE, HVAC
    ✓ IN STOCK!
    $288.00 Buy Surplus As Low As $173.00
    $173.00
    HONEYWELL XF 525

    HONEYWELL

    XF 525

    DISCONTINUED BY MANUFACTURER, OUTPUT FLOATING CONTROL MODULE, 4/12 AMP, 220-240 VAC, 17-PIN
    ✓ IN STOCK!
    Buy Surplus As Low As $450.00
    $450.00
    Repair Yours $380.00
    DELTA CONTROLS ICP-025

    DELTA CONTROLS

    ICP-025

    DISCONTINUED BY MANUFACTURER, PC BOARD, INTELLI-CON, MINI TURBO CONTROL
    ✓ IN STOCK!
    Buy Surplus As Low As $1,326.00
    $1,326.00
    Repair Yours $1,300.00
    SIEMENS 091-60200-44

    SIEMENS

    STAEFA CONTROL SYS

    091-60200-44

    DISCONTINUED BY MANUFACTURER, PC BOARD ASSEMBLY, SMOKE CONTROL SYSTEM, SMART II CONTROLLER
    ✓ IN STOCK!
    Buy Surplus As Low As $576.00
    $576.00
    Repair Yours $478.08
    JOHNSON CONTROLS 031-02039-001

    JOHNSON CONTROLS

    YORK

    031-02039-001

    DISCONTINUED BY MANUFACTURER, MICROGATEWAY BOARD, HVAC SYSTEM CONTROL, MALE PIN-STYLE HEADERS, ON-BOARD CPU, STATUS LEDS, NODE SWITCH, 12 V DC CONNECTOR
    ✓ IN STOCK!
    Buy Surplus As Low As $1,917.00
    $1,917.00
    Repair Yours $1,200.00
    LENNOX 65W69

    LENNOX

    65W69

    CONTROL BOARD KIT
    $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 $1,491.75
    $1,491.75
    Repair Yours $1,650.00
    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
    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 $273.00
    $273.00
    Repair Yours $225.00
    ALERTON FLG-MODBUS

    ALERTON

    FLG-MODBUS

    FIELD LEVEL GATEWAY, 24VAC, 0.5 AMP MAX
    ✓ IN STOCK!
    $2,080.00 Buy Surplus As Low As $869.69
    $869.69
    Repair Yours $880.46
    WEIL MCLAIN 383-500-658

    WEIL MCLAIN

    383-500-658

    CONTROL MODULE, ULTRA U-CONTROL, SERIES 3, FOR ULTRA SERIES UE BOILERS
    $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!
    $668.57 Buy Surplus As Low As $401.14
    $401.14
    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 $957.60
    $957.60
    Repair Yours $700.00
    INVENSYS MSC-P2000

    INVENSYS

    ROBERTSHAW

    MSC-P2000

    DISCONTINUED BY MANUFACTURER, CONTROLLER MODULE, 24VAC, SIEBE, INVENSYS, TAC, SCHNEIDER ELECTRIC
    ✓ IN STOCK!
    Buy Surplus As Low As $721.14 $420.00
    $721.14 $420.00
    Repair Yours $700.00
    SCHNEIDER ELECTRIC MSC-P-754

    SCHNEIDER ELECTRIC

    ROBERTSHAW

    MSC-P-754

    DISCONTINUED BY MANUFACTURER, MICROSMART CONTROLLER, MSC-P-750 SERIES, 2 ANALOGUE OUTPUT, 6 DIGITAL OUTPUT, INPUT: 24 VAC 101 VA MAX 50/60 HZ, OUTPUT: 24 VAC 12 VA MAX 4-20 MA 800 OHM
    ✓ IN STOCK!
    $688.50 Buy Surplus As Low As $413.10
    $413.10
    Repair Yours $448.20
    INVENSYS RPTR-ECH-WW

    INVENSYS

    SIEBE

    RPTR-ECH-WW

    NETWORK REPEATER ECHELON WIRE TO WIRE
    ✓ IN STOCK!
    Buy Surplus As Low As $1,377.00
    $1,377.00
    Repair Yours $1,350.00
    INVENSYS RPTR-DMS-WW

    INVENSYS

    SIEBE

    RPTR-DMS-WW

    DISCONTINUED BY MANUFACTURER, REPEATER, DMS, WIRE TO WIRE
    ✓ IN STOCK!
    Buy Surplus As Low As $760.00
    $760.00
    Repair Yours $290.00
    INVENSYS DMS-35M

    INVENSYS

    ROBERTSHAW

    DMS-35M

    SYSTEM CONTROLLER, 30W, 120VAC, 60HZ
    ✓ IN STOCK!
    Buy Surplus As Low As $2,218.50
    $2,218.50
    Repair Yours $2,200.00
    INVENSYS MSCA-140

    INVENSYS

    ROBERTSHAW

    MSCA-140

    DISCONTINUED BY MANUFACTURER, PNEUMATIC OUTPUT CARD, HVAC CONTROL SYSTEM CARD
    ✓ IN STOCK!
    Buy Surplus As Low As $243.00
    $243.00
    Repair Yours $225.00
    INVENSYS TS58011-774

    INVENSYS

    ROBERTSHAW

    TS58011-774

    DISCONTINUED BY MANUFACTURER,ROOM SENSOR ,PLATINUM RTD
    ✓ IN STOCK!
    Buy Surplus As Low As $57.60
    $57.60
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