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    Results 1-50 of 911.
    HONEYWELL 445100

    HONEYWELL

    LEEDS & NORTHRUP

    445100

    DISCONTINUED BY MANUFACTURER, OUTPUT BOARD
    ✓ IN STOCK!
    Buy Surplus As Low As $204.00
    $204.00
    Repair Yours $200.00
    AUTOMATED LOGIC S6104

    AUTOMATED LOGIC

    S6104

    DISCONTINUED BY MANUFACTURER, CONTROL MODULE, 20 VA, 24 VAC, SINGLE EQUIPMENT
    ✓ IN STOCK!
    Buy Surplus As Low As $1,788.00
    $1,788.00
    Repair Yours $1,500.00
    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 $1,120.00
    $1,120.00
    Repair Yours $790.00
    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 $502.00
    $502.00
    Repair Yours $560.00
    HONEYWELL 51198831-100

    HONEYWELL

    MEASUREX

    51198831-100

    DISCONTINUED BY MANUFACTURER, COMMUNICATION MODULE, TDC2000, PWA HIGHWAY
    ✓ IN STOCK!
    Buy Surplus As Low As $26,176.00
    $26,176.00
    Repair Yours $11,000.00
    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 $243.00
    $243.00
    Repair Yours $200.00
    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 $237.00
    $237.00
    Repair Yours $200.00
    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 $750.00
    $750.00
    Repair Yours $520.00
    HONEYWELL XD-505A

    HONEYWELL

    XD-505A

    DISCONTINUED BY MANUFACTURER, SUB-MODULE RETROFIT KIT, C-BUS INTERFACE, HVAC COMMUNICATION, 10KBIT, 9600 BAUD, FOR EXCEL 5000 CONTROLLER
    ✓ IN STOCK!
    Buy Surplus As Low As $2,182.00 $1,245.00
    $2,182.00 $1,245.00
    Repair Yours $1,500.00
    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 $720.00
    $720.00
    Repair Yours $597.60
    SIEMENS 544-381

    SIEMENS

    LANDIS & GYR

    544-381

    BACKPLANE BOARD FOR UNITARY CONTROLLER
    ✓ IN STOCK!
    Buy Surplus As Low As $1,001.00
    $1,001.00
    Repair Yours $840.00
    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 $715.00
    $715.00
    Repair Yours $480.00
    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 $243.00 $120.00
    $243.00 $120.00
    Repair Yours $200.00
    HONEYWELL XF522-A

    HONEYWELL

    XF522-A

    DISCONTINUED BY MANUFACTURER, ANALOG OUTPUT MODULE, 11VDC, 1MA
    ✓ IN STOCK!
    Buy Surplus As Low As $3,000.00 $1,485.00
    $3,000.00 $1,485.00
    Repair Yours $2,500.00
    JOHNSON CONTROLS FPC-101-601

    JOHNSON CONTROLS

    FPC-101-601

    CONTROLLER FIELD PROCESSING
    ✓ IN STOCK!
    Buy Surplus As Low As $670.32
    $670.32
    Repair Yours $490.00
    SIEMENS 544-110

    SIEMENS

    LANDIS & GYR

    544-110

    DISCONTINUED BY MANUFACTURER, PROCESSOR CARD, FOR UNITARY CONTROLLER
    ✓ IN STOCK!
    Buy Surplus As Low As $1,080.00
    $1,080.00
    Repair Yours $900.00
    JOHNSON CONTROLS AP-VMA1420-0

    JOHNSON CONTROLS

    METASYS

    AP-VMA1420-0

    DISCONTINUED BY MANUFACTURER, VARIABLE AIR VOLUME MODULAR ASSEMBLY, 1400 SERIES, VAV CONTROLLER, PRESSURE SENSOR, 24 VAC, CLASS 2, PROPORTIONAL, 30 SEC, 90 DEG ROTATION, (SUGGESTED REPLACEME ...
    ✓ IN STOCK!
    Buy Surplus As Low As $495.00
    $495.00
    Repair Yours $379.00
    JOHNSON CONTROLS AS-UNT140-1

    JOHNSON CONTROLS

    METASYS

    AS-UNT140-1

    DISCONTINUED BY MANUFACTURER, UNITARY CONTROL ASSEMBLY, POWER INPUT 24 VAC / 2 AMPS / CLASS 2, BINARY OUTPUT 24 VAC / 0.5 AMP / CLASS 2
    ✓ IN STOCK!
    Buy Surplus As Low As $555.90
    $555.90
    Repair Yours $543.00
    JOHNSON CONTROLS AS-VAV-110-1

    JOHNSON CONTROLS

    METASYS

    AS-VAV-110-1

    DISCONTINUED BY MANUFACTURER, CONTROLLER, VARIABLE AIR, VOLUME 8K, WITHOUT ENCLOSURE, CLASS 2, 24 VAC, 5 AMPS, REPLACED BY AS-VAV110-701
    ✓ IN STOCK!
    Buy Surplus As Low As $454.00
    $454.00
    Repair Yours $349.00
    WEIL MCLAIN 382-200-448

    WEIL MCLAIN

    382-200-448

    INTEGRATED BOILER CONTROL KIT, GOLD CONTROL MODULE CONVERSION KIT INCLUDES: MODULE, CIRCULATOR HARNESS, TEMPERATURE SENSOR JUMPER, REPLACES S9301A1001 & S9301A1027
    ✓ IN STOCK!
    $534.00 Buy Surplus As Low As $321.00
    $321.00
    HONEYWELL XF524-A

    HONEYWELL

    XF524-A

    DISCONTINUED BY MANUFACTURER, OUTPUT MODULE, 6 POINT DIGITAL, 4 AMP, 240 VAC
    ✓ IN STOCK!
    Buy Surplus As Low As $340.00
    $340.00
    Repair Yours $280.00
    SIEMENS 587-160

    SIEMENS

    STAEFA CONTROL SYS

    587-160

    WIRING BASE FOR PREDATOR
    ✓ IN STOCK!
    $37.60 Buy Surplus As Low As $22.56
    $22.56
    Repair Yours Contact Us
    ALERTON TUX-784ST

    ALERTON

    TUX-784ST

    DISCONTINUED BY MANUFACTURER, HVAC CONTROLLER BOARD
    ✓ IN STOCK!
    Buy Surplus As Low As $401.00
    $401.00
    Repair Yours $330.00
    ALERTON TX-SA

    ALERTON

    TX-SA

    DISCONTINUED BY MANUFACTURER, CONTROLLER MICROPROCESSOR, FOR HEAT PUMP AC OR FAN
    ✓ IN STOCK!
    Buy Surplus As Low As $282.00
    $282.00
    Repair Yours $280.00
    HONEYWELL W973B1016

    HONEYWELL

    W973B1016

    DISCONTINUED BY MANUFACTURER, SOLID STATE LOGIC PANEL, 24 VOLTS, 50/60 HZ, 3 HEAT / 3 COOL, 8 VA, -40 TO 150 DEGREE F
    ✓ IN STOCK!
    Buy Surplus As Low As $1,394.00
    $1,394.00
    Repair Yours $600.00
    JOHNSON CONTROLS AS-AHU-102-0

    JOHNSON CONTROLS

    METASYS

    AS-AHU-102-0

    DISCONTINUED BY MANUFACTURER, CONTROLLER BOARD, AIR HANDLING, 24 VDC, WITHOUT CASE
    ✓ IN STOCK!
    Buy Surplus As Low As $963.00
    $963.00
    Repair Yours $580.00
    JOHNSON CONTROLS AS-UNT110-1

    JOHNSON CONTROLS

    METASYS

    AS-UNT110-1

    DISCONTINUED BY MANUFACTURER, UNITARY CONTROLLER, CLASS 2, INPUT / 2 AMP / 24 VAC, OUTPUT / 0.54 AMP / 24 VAC
    ✓ IN STOCK!
    Buy Surplus As Low As $1,061.00
    $1,061.00
    Repair Yours $872.00
    JOHNSON CONTROLS YKHPC102-0

    JOHNSON CONTROLS

    YKHPC102-0

    CONTROLLER TRIATHLON HEAT PUMP OEM YORK
    ✓ IN STOCK!
    Buy Surplus As Low As $820.80
    $820.80
    Repair Yours $600.00
    ALERTON LSI-ARCNET

    ALERTON

    LSI-ARCNET

    ARCNET CARD
    ✓ IN STOCK!
    Buy Surplus As Low As $1,094.40
    $1,094.40
    Repair Yours $800.00
    AUTOMATED LOGIC M220NX

    AUTOMATED LOGIC

    M220NX

    CONTROLLER, 2 UNIVERSAL INPUTS, 2 DIGITAL OUTPUTS, 24VAC, 3AMP
    ✓ IN STOCK!
    $1,193.06 Buy Surplus As Low As $715.83
    $715.83
    Repair Yours $688.00
    JOHNSON CONTROLS AS-AHU-101-1

    JOHNSON CONTROLS

    METASYS

    AS-AHU-101-1

    DISCONTINUED BY MANUFACTURER, CONTROLLER, DDC, 4 AMP, 24 VAC
    ✓ IN STOCK!
    Buy Surplus As Low As $1,890.00
    $1,890.00
    Repair Yours $1,569.00
    HONEYWELL W7753A-2002

    HONEYWELL

    W7753A-2002

    DISCONTINUED BY MANUFACTURER, EXCEL 10 DIGITAL CONTROLLER, SPACE TEMPERATURE CONTROL, 20-30 VAC, 12 VA 50/60 HZ, .5AMP
    ✓ IN STOCK!
    Buy Surplus As Low As $364.00
    $364.00
    Repair Yours $299.00
    UNITED TECHNOLOGIES CEAS420773-01

    UNITED TECHNOLOGIES

    CARRIER

    CEAS420773-01

    CONTROL BOARD, 8POINT INPUT, UT203 MODULE
    ✓ IN STOCK!
    $1,001.70 Buy Surplus As Low As $601.02
    $601.02
    Repair Yours $471.27
    UNITED TECHNOLOGIES CESO110063-00

    UNITED TECHNOLOGIES

    CARRIER

    CESO110063-00

    PC BOARD DEFROST
    ✓ IN STOCK!
    $134.10 Buy Surplus As Low As $80.46
    $80.46
    Repair Yours Contact Us
    UNITED TECHNOLOGIES CESO11006301

    UNITED TECHNOLOGIES

    CARRIER

    CESO11006301

    HEAT PUMP DEFROST TIMER PC BOARD 18-30VAC 50/60HZ
    ✓ IN STOCK!
    $115.20 Buy Surplus As Low As $69.12
    $69.12
    Repair Yours Contact Us
    UNITED TECHNOLOGIES HN67LM103

    UNITED TECHNOLOGIES

    CARRIER

    HN67LM103

    COMPRESSOR PROTECTION BOARD, CHILLER BOARD, REPLACED BY HN67LM105
    ✓ IN STOCK!
    Buy Surplus As Low As $2,727.00
    $2,727.00
    Repair Yours $998.00
    UNITED TECHNOLOGIES CESO121319-01

    UNITED TECHNOLOGIES

    CARRIER

    CESO121319-01

    DISCONTINUED BY MANUFACTURER, STARTER MANAGEMENT MODULE, CLASS 2, 22-30 VAC, 50/60HZ, 20VA
    ✓ IN STOCK!
    Buy Surplus As Low As $2,450.00
    $2,450.00
    Repair Yours $2,100.00
    JOHNSON CONTROLS T-5312-3

    JOHNSON CONTROLS

    T-5312-3

    DISCONTINUED BY MANUFACTURER, CONTROLLER, 2 POSITION, PNEUMATIC RECEIVER, DIRECT OR REVERSE ACTING, NO REPLACEMENT
    ✓ IN STOCK!
    Buy Surplus As Low As $1,199.00
    $1,199.00
    HONEYWELL 14507287-002

    HONEYWELL

    14507287-002

    POWER MODULE, 120VAC INPUT, 50VA
    ✓ IN STOCK!
    $1,621.80 Buy Surplus As Low As $973.08
    $973.08
    Repair Yours $807.80
    HONEYWELL W7750B-2003

    HONEYWELL

    W7750B-2003

    CONSTANT VOLUME AIR HANDLING UNIT CONTROLLER (CVAHU), 3 ANALOG OUTPUTS, 5 TRIAC OUTPUTS,
    ✓ IN STOCK!
    Buy Surplus As Low As $576.00
    $576.00
    Repair Yours $240.00
    JOHNSON CONTROLS AS-UNT121-1

    JOHNSON CONTROLS

    METASYS

    AS-UNT121-1

    DISCONTINUED BY MANUFACTURER, UNT111 CONTROLLER, WITH HEATER, UNITARY, 0-10 VDC, 2 KOHM, -40/140 DEG F
    ✓ IN STOCK!
    Buy Surplus As Low As $590.00
    $590.00
    Repair Yours $490.00
    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!
    $225.22 Buy Surplus As Low As $135.13
    $135.13
    Repair Yours $200.00
    SIEMENS 549-407

    SIEMENS

    STAEFA CONTROL SYS

    549-407

    POWER MODULAR EQUIPMENT CONTROLLER
    ✓ IN STOCK!
    Buy Surplus As Low As $7,776.00
    $7,776.00
    Repair Yours $7,200.00
    HONEYWELL 14507330-004

    HONEYWELL

    14507330-004

    DISCONTINUED BY MANUFACTURER, 16 INCH RIBBON BUS CONNECTOR CABLE FOR XL500 CONTROLLER BASES
    ✓ IN STOCK!
    Buy Surplus As Low As $51.00
    $51.00
    HONEYWELL 32001676-001

    HONEYWELL

    RESIDEO

    32001676-001

    PRINTED WIRING BOARD W/TRANSFORMER
    ✓ IN STOCK!
    $195.00 Buy Surplus As Low As $117.00
    $117.00
    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 $2,065.50
    $2,065.50
    Repair Yours $1,400.00
    SIEMENS 545-765

    SIEMENS

    LANDIS & GYR

    545-765

    DISCONTINUED BY MANUFACTURER, CONTROLLER BOARD, SCU V5 CONTROLLER, FLASH & RAM ASSEMBLY
    ✓ IN STOCK!
    Buy Surplus As Low As $930.00
    $930.00
    Repair Yours $660.00
    HONEYWELL R7516B-1049-17

    HONEYWELL

    R7516B-1049-17

    DISCONTINUED BY MANUFACTURER, CONTROLLER, DELTANET MICROCEL, 24VAC, 50/60HZ, CLASS 2
    ✓ IN STOCK!
    Buy Surplus As Low As $1,001.00
    $1,001.00
    Repair Yours $840.00
    SIEMENS PTM6.2Y10S-M

    SIEMENS

    LANDIS & GYR

    PTM6.2Y10S-M

    DISCONTINUED BY MANUFACTURER, POINT TERMINATION MODULE, 2 ANALOG OUTPUTS, 0-10 VDC, MANUAL OVERRIDE, FOR APOGEE MODULAR BUILDING CONTROLLER
    ✓ IN STOCK!
    Buy Surplus As Low As $399.00
    $399.00
    Repair Yours $255.63
    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
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