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    Results 51-100 of 748.
    LENNOX 59K21

    LENNOX

    59K21

    CONTROL BOARD
    $381.00 Buy Surplus As Low As $229.00
    $229.00
    ARMSTRONG R39029B002

    ARMSTRONG

    R39029B002

    CONTROL BOARD
    $157.00 Buy Surplus As Low As $95.00
    $95.00
    ICM ICM271

    ICM

    ICM271

    FAN BLOWER REPLACEMENT CONTROL BOARD
    ✓ IN STOCK!
    $128.00 Buy Surplus As Low As $77.00
    $77.00
    HONEYWELL 900A16-0001

    HONEYWELL

    900A16-0001

    DISCONTINUED BY MANUFACTURER, CONTROLLER, HLAI, 16 CHANNEL, 0-60 DEGREE C, 75 MA MAX / 5 VDC, 50 MA MAX / 24 VDC
    ✓ IN STOCK!
    Buy Surplus As Low As $1,800.00
    $1,800.00
    Repair Yours $1,494.00
    ALERTON VLC-1188

    ALERTON

    VLC-1188

    DISCONTINUED BY MANUFACTURER, PROGRAMMABLE LOGIC CONTROLLER, BACTALK FIELD CONTROLLER FOR CENTRAL PLANT SYSTEMS APPLICATION WITH 11 INPUTS, 8 BINARY TRIAC OUTPUTS, 8 ANALOG OUTPUTS
    ✓ IN STOCK!
    Buy Surplus As Low As $2,310.00
    $2,310.00
    Repair Yours $990.00
    AUTOMATED LOGIC M4106

    AUTOMATED LOGIC

    M4106

    DISCONTINUED BY MANUFACTURER, CONTROL MODULE, M-LINE STANDALONE, 4 DIGITAL OUTPUT, 10 ANALOG INPUT, 6 ANALOG OUTPUT, 1.25 AMP, 24 VAC, 30 VA, 50/60 HZ, CLASS 2
    ✓ IN STOCK!
    Buy Surplus As Low As $5,082.00
    $5,082.00
    Repair Yours $3,950.00
    ALERTON APLC

    ALERTON

    APLC

    DISCONTINUED BY MANUFACTURER, LOGIC CONTROLLER, 140 VA, 0.5 AMP, 240 VAC
    ✓ IN STOCK!
    Buy Surplus As Low As $319.00
    $319.00
    Repair Yours $280.00
    SIEMENS RXC31.1

    SIEMENS

    RXC31.1

    DISCONTINUED BY MANUFACTURER, BASIC MODULE, ROOM CONTROLLER, 24V, 50/60HZ, 6VA, IP20, FOR VAV SYSTEM 24VAC
    ✓ IN STOCK!
    Buy Surplus As Low As $208.08
    $208.08
    AUTOMATED LOGIC ZN220

    AUTOMATED LOGIC

    ZN220

    DISCONTINUED BY MANUFACTURER, CONTROLLER, HVAC ZONE CONTROLLER, PROGRAMMABLE, BACNET, 24VAC/VDC POWER INPUT, 50/60 HZ, 20 VA, RELAY OUTPUTS, 1 AMP MAX @ 24 VDC, NORMALLY OPEN CONFIGURATION
    ✓ IN STOCK!
    Buy Surplus As Low As $348.00
    $348.00
    Repair Yours $290.00
    HONEYWELL 50057547-003

    HONEYWELL

    RESIDEO

    50057547-003

    CIRCUIT BOARD FOR HE250
    $102.00 Buy Surplus As Low As $62.00
    $62.00
    GOODMAN PCBBF125S

    GOODMAN

    AMANA HAC

    PCBBF125S

    CONTROL BOARD
    $823.00 Buy Surplus As Low As $494.00
    $494.00
    INVENSYS MSC-UC-PO

    INVENSYS

    ROBERTSHAW

    MSC-UC-PO

    DISCONTINUED BY MANUFACTURER, OUTPUT CARD, PNEUMATIC, N100-781044
    ✓ IN STOCK!
    Buy Surplus As Low As $480.00 $240.00
    $480.00 $240.00
    Repair Yours $399.00
    INVENSYS MN-MSI

    INVENSYS

    ROBERTSHAW

    MN-MSI

    DISCONTINUED BY MANUFACTURER, SYSTEM CONTROLLER, MICRONET, 24 VAC, 50/60 HZ
    ✓ IN STOCK!
    Buy Surplus As Low As $780.00
    $780.00
    Repair Yours $648.00
    HONEYWELL R7515C-1015

    HONEYWELL

    R7515C-1015

    DISCONTINUED BY MANUFACTURER, CONTROLLER BOARD, DELTANET MICROCEL
    ✓ IN STOCK!
    Buy Surplus As Low As $714.00
    $714.00
    Repair Yours $700.00
    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 $442.80 $246.00
    $442.80 $246.00
    Repair Yours $410.00
    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 $486.00
    $486.00
    Repair Yours $360.00
    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 $6,000.00
    $6,000.00
    Repair Yours $5,000.00
    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
    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 $1,295.00
    $1,295.00
    Repair Yours $1,075.00
    LENNOX 59W47

    LENNOX

    59W47

    CONTROL BOARD, REPLACEMENT KIT, 102630-01 - M2 UNIT CONTROLLER
    $1,923.00 Buy Surplus As Low As $1,154.00
    $1,154.00
    LENNOX 94W83

    LENNOX

    94W83

    IGNITION BOARD
    $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 $2,400.00
    $2,400.00
    Repair Yours $1,992.00
    JOHNSON CONTROLS 031-01743-002

    JOHNSON CONTROLS

    YORK

    031-01743-002

    INPUT/OUTPUT BOARD, 1053 VAC AT 50/60 HZ, AMBIENT ILLUMINATION 3001 LX MAX
    $7,996.00 Buy Surplus As Low As $4,798.00
    $4,798.00
    Repair Yours $3,983.00
    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
    SIEMENS PRFB-A

    SIEMENS

    STAEFA CONTROL SYS

    PRFB-A

    DISCONTINEUD BY MANUFACTURER, FAN-COIL CONTROLLER, PRONTO IRC, 2 X OUTPUTS, 24 VAC, 12 VA, SCREW TERMIANLS
    ✓ IN STOCK!
    Buy Surplus As Low As $150.00
    $150.00
    SIEMENS PTM1.8D20E

    SIEMENS

    LANDIS & GYR

    PTM1.8D20E

    DISCONTINUED BY MANUFACTURER, SIGNALING MODULE, FOR 8 POTENTIAL-FREE PERMANENT CONTACTS, 24 VAC, 50/60 HZ, 3VA, IP20
    ✓ IN STOCK!
    Buy Surplus As Low As $175.00
    $175.00
    SIEMENS PTX-1.01

    SIEMENS

    LANDIS & GYR

    PTX-1.01

    DISCONTINUED BY MANUFACTURER, SWITCH MODULE, 24 VAC, 50/60 HZ, IP20
    ✓ IN STOCK!
    Buy Surplus As Low As $60.00
    $60.00
    SIEMENS PTM-1.2Y10S-M

    SIEMENS

    LANDIS & GYR

    PTM-1.2Y10S-M

    DISCONTINUED BY MANUFACTURER, SWITCHING MODULE, 24 VOLTS
    ✓ IN STOCK!
    Buy Surplus As Low As $378.00
    $378.00
    Repair Yours $350.00
    LENNOX 59W50

    LENNOX

    59W50

    MOTOR CONTROL BOARD, MCB1-1
    ✓ IN STOCK!
    $192.00 Buy Surplus As Low As $116.00
    $116.00
    LENNOX 84W87

    LENNOX

    84W87

    1HP ECM CONTROL MODULE
    $763.00 Buy Surplus As Low As $458.00
    $458.00
    STERLING HVAC 11J11R03273

    STERLING HVAC

    11J11R03273

    CIRCUIT BOARD, CIRCUIT BOARD REPLACEMENT, FOR STERLING HVAC EQUIPMENT
    $364.00 Buy Surplus As Low As $219.00
    $219.00
    SIEMENS BPS1.128

    SIEMENS

    LANDIS & GYR

    BPS1.128

    DISCONTINUED BY MANUFACTURER, BUILDING PROCESS STATION CONTROLLER, 24 VAC, 50/60 HZ, 100 VA, 0 TO +50 DEGREES C
    ✓ IN STOCK!
    Buy Surplus As Low As $648.00
    $648.00
    Repair Yours $310.00
    HONEYWELL 739060000

    HONEYWELL

    NOVAR CONTROLS CORP

    739060000

    DISCONTINUED BY MANUFACTURER, AIR-HANDLING UNIT CONTROLLER, HAWKI ADVANVED SERIES, CLASS 2, 24VDC, 4-20MA
    ✓ IN STOCK!
    Buy Surplus As Low As $511.00
    $511.00
    Repair Yours $500.00
    HONEYWELL PVB4022AS

    HONEYWELL

    PVB4022AS

    DISCONTINUED BY MANUFACTURER, CONTROL, SPYDER BACNET VAV CONTROLLER
    ✓ IN STOCK!
    $3,950.00 Buy Surplus As Low As $2,370.00 $1,185.00
    $2,370.00 $1,185.00
    Repair Yours $2,000.00
    JOHNSON CONTROLS MS-NAE3511-1

    JOHNSON CONTROLS

    METASYS

    MS-NAE3511-1

    DISCONTINUED BY MANUFACTURER, NETWORK AUTOMATION ENGINE, 24 VAC MAX, 50/60 HZ, CLASS 2, 1 USB SERIAL PORT, 1 ETHERNET PORT, 25 VA MAX, 128 MB MEMORY, 192 MHZ PROCESSOR
    ✓ IN STOCK!
    Buy Surplus As Low As $3,300.00
    $3,300.00
    Repair Yours $2,739.00
    INGERSOLL RAND CNT6628

    INGERSOLL RAND

    TRANE

    CNT6628

    POWER SUPPLY CONTROL, 13.8VDC
    $191.00 Buy Surplus As Low As $115.00
    $115.00
    SCHNEIDER ELECTRIC D0-4-0-RS485

    SCHNEIDER ELECTRIC

    ANDOVER CONTROLS

    D0-4-0-RS485

    DISCONTINUED BY MANUFACTURER, RELAY OUTPUT MODULE, 10-28 V, 2.8 W, OVERRIDE TOGGLE SWITCHES, OUTPUT STATUS LEDS, 4 FORM C RELAY OUTPUTS, INDEPENTLY MOUNTED
    ✓ IN STOCK!
    Buy Surplus As Low As $522.00
    $522.00
    Repair Yours $434.00
    SCHNEIDER ELECTRIC I2800

    SCHNEIDER ELECTRIC

    ANDOVER CONTROLS

    I2800

    DISCONTINUED BY MANUFACTURER, ZONE CONTROLLER, INFINIT II, 24 V AC, 50/60 HZ, 12/28 VDC, 15 W, 25 VA
    ✓ IN STOCK!
    Buy Surplus As Low As $1,776.00
    $1,776.00
    Repair Yours $1,372.00
    SCHNEIDER ELECTRIC I2865-V

    SCHNEIDER ELECTRIC

    ANDOVER CONTROLS

    I2865-V

    DISCONTINUED BY MANUFACTURER, ZONE CONTROLLER, W/ BUILT-IN ACTUATOR, 24 V AC, 50/60 HZ, 2 AMP, 1200-19.2K BAUD, 4 UNIVERSAL / 1 SMART SENSOR / 1 AIRFLOW INPUT, 3 FORM A TRIAC OUTPUTS, 1 ACTU ...
    ✓ IN STOCK!
    Buy Surplus As Low As $890.00
    $890.00
    Repair Yours $501.03
    SCHNEIDER ELECTRIC SCX 920

    SCHNEIDER ELECTRIC

    ANDOVER CONTROLS

    SCX 920

    DISCONTINUED BY MANUFACTURER, HVAC CONTROLLER, INFINITY, 115 VAC, 60 HZ, 32 VA
    ✓ IN STOCK!
    Buy Surplus As Low As $1,800.00
    $1,800.00
    Repair Yours $1,527.62
    LENNOX Y4749

    LENNOX

    Y4749

    PULSE FURNACE, REPLACEMENT MODULE, 24 VAC, 50/60 HZ, NEC CLASS 2, VAVLES 4 A MAX, CURRENT DRAW 0.3 A, SPARK GAP 0.2 IN. MAX, ALARM 24 VAC 1 A MAX, INDUCER 120 VAC 3 A MAX
    ✓ IN STOCK!
    $548.00 Buy Surplus As Low As $417.00
    $417.00
    JOHNSON CONTROLS MS-NAE4520-2

    JOHNSON CONTROLS

    MS-NAE4520-2

    DISCONTINUED BY MANUFACTURER, NETWORK AUTOMATION ENGINE, W/ EXTRA RS-232-C PORT, 1 N2 OR BACNET TRUNK, 100 DEVICES PER TRUNK MAX, 2 SERIAL PORTS, 1 USB PORT, 1 ETHERNET PORT
    ✓ IN STOCK!
    Buy Surplus As Low As $2,190.00
    $2,190.00
    Repair Yours $1,290.00
    LENNOX 15D57

    LENNOX

    15D57

    DEFROST BOARD, W/SENSOR
    $280.00 Buy Surplus As Low As $168.00
    $168.00
    JOHNSON CONTROLS MS-VMA1630-1

    JOHNSON CONTROLS

    MS-VMA1630-1

    DISCONTINUED BY MANUFACTURER, VARIABLE AIR VOLUME CONTROLLER, PROGRAMMABLE, 32 BIT, INTEGRATED VAV CONTROLLER/ACTUATOR/DPT, 3 UI, 3 BO, 2 CO, 24 VAC, FC AND SA BUS, REPLACED BY M4-CVM03050-0
    ✓ IN STOCK!
    Buy Surplus As Low As $570.00
    $570.00
    Repair Yours $474.00
    JOHNSON CONTROLS LP-NET163-000C

    JOHNSON CONTROLS

    LP-NET163-000C

    MODULE
    ✓ IN STOCK!
    Call For Availability
    ARMSTRONG R76700854

    ARMSTRONG

    R76700854

    CIRCUIT BOARD
    $263.00 Buy Surplus As Low As $158.00
    $158.00
    LOCHINVAR 100167867

    LOCHINVAR

    100167867

    INTEGRATED CONTROL, SNA
    $641.00 Buy Surplus As Low As $385.00
    $385.00
    LOCHINVAR 100274823

    LOCHINVAR

    100274823

    LOW VOLTAGE CONNECTION BOARD
    $161.00 Buy Surplus As Low As $97.00
    $97.00
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