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    Results 1-50 of 440.
    HONEYWELL XL100CU

    HONEYWELL

    XL100CU

    DISCONTINUED BY MANUFACTURER, HVAC CONTROLLER, EXCEL 100C, C-BUS COMMUNICATION, UP TO 30 DEVICES, MODEM / ISDN / GSM, 12 UNIVERSAL INPUTS, 12 DIGITAL INPUTS, 12 UNIVERSAL OUTPUTS, LED INDICA ...
    ✓ IN STOCK!
    Buy Surplus As Low As $2,927.00
    $2,927.00
    Repair Yours $2,400.00
    HONEYWELL R7140G-1000

    HONEYWELL

    R7140G-1000

    UPGRADE REPLACEMENT PROGRAMMING CONTROL FOR R4140G WITH PREIGNITION INTERLOCKS
    ✓ IN STOCK!
    $5,775.00 Buy Surplus As Low As $3,950.10
    $3,950.10
    HONEYWELL RM7850A1019

    HONEYWELL

    RM7850A1019

    BURNER CONTROL UNIT, 7800 SERIES, RELAY MODULE, PROGRAMMING CONTROL, INTERRUPTED PILOT TYPE, INTERMITTENT SECOND STAGE PILOT VALVE, USER SELECTABLE AIRFLOW CHECK, 15 SECOND POST PURGE, PRE-I ...
    ✓ IN STOCK!
    $7,028.00 Buy Surplus As Low As $4,217.00
    $4,217.00
    Repair Yours $1,350.00
    HONEYWELL RM7885A1015

    HONEYWELL

    RM7885A1015

    BURNER CONTROL UNIT, 7800 SERIES, RELAY MODULE, DUST COVER, MANUAL START INDUSTRIAL PRIMARY CONTROL, INTERMITTENT PILOT TYPE, INTERMITTENT MAIN FLAME ESTABLISHING PERIOD, 15 MINUTE PILOT FLA ...
    ✓ IN STOCK!
    $1,783.95 Buy Surplus As Low As $1,020.00
    $1,020.00
    Repair Yours $390.00
    HONEYWELL RM7895C1012

    HONEYWELL

    RM7895C1012

    BURNER CONTROL UNIT, 7800 SERIES, RELAY MODULE, PREPURGE, INTERRUPTED PILOT, 10 SECOND MAIN FLAME ESTABLISHING PERIOD, 4 OR 10 SECOND PILOT FLAME ESTABLISHING PERIOD, DELAYED MAIN VALVE, SEL ...
    ✓ IN STOCK!
    $2,718.45 Buy Surplus As Low As $1,554.00
    $1,554.00
    Repair Yours $650.00
    HONEYWELL RM7895C1020

    HONEYWELL

    RM7895C1020

    BURNER CONTROL UNIT, 7800 SERIES, RELAY MODULE, INTERRUPTED PILOT TYPE, DELAYED MAIN VALVE, SPECIAL SEQUENCE EARLY SPARK TERMINATION, SELECTABLE INTERLOCKS, 10 SECOND MAIN FLAME ESTABLISHING ...
    ✓ IN STOCK!
    $2,589.00 Buy Surplus As Low As $1,554.00
    $1,554.00
    Repair Yours $690.00
    HONEYWELL RM7895D1011

    HONEYWELL

    RM7895D1011

    BURNER CONTROL UNIT, 7800 SERIES, RELAY MODULE, INTERRUPTED PILOT TYPE, DELAYED MAIN VALVE, DYNAMIC AIRFLOW CHECK, SELECTABLE INTERLOCKS, 10 SECOND MAIN FLAME ESTABLISHING PERIOD, 4 OR 10 SE ...
    ✓ IN STOCK!
    $2,666.67 Buy Surplus As Low As $1,554.00
    $1,554.00
    Repair Yours $850.00
    HONEYWELL RM7800G1018

    HONEYWELL

    RM7800G1018

    BURNER CONTROL UNIT, 7800 SERIES, RELAY MODULE, KEYBOARD DISPLAY MODULE, PRE-IGNITION, RUNNING, LOW FIRE, 120 VAC, 50/60 HZ, 10 W
    ✓ IN STOCK!
    $8,722.04 Buy Surplus As Low As $5,081.00
    $5,081.00
    Repair Yours $1,650.00
    HONEYWELL RM7840L1018

    HONEYWELL

    RM7840L1018

    BURNER CONTROL UNIT, 7800 SERIES, RELAY MODULE, WITH VALVE PROVING, DUST COVER, 5 SECOND EARLY SPARK TERMINATION, 120 VAC, 50/60 HZ, REPLACES RM7840L1042
    ✓ IN STOCK!
    $2,857.05 Buy Surplus As Low As $1,633.00
    $1,633.00
    Repair Yours $990.00
    HONEYWELL RM7850A1001

    HONEYWELL

    RM7850A1001

    BURNER CONTROL MODULE, 7800 SERIES, RELAY MODULE, PROGRAMMING CONTROL MEETING EUROPEAN COMMUNITY TIMINGS, INTERRUPTED PILOT TYPE, LOCKOUT INTERLOCKS, USER SELECTABLE AIRFLOW CHECK, INTERMITT ...
    ✓ IN STOCK!
    $7,028.00 Buy Surplus As Low As $4,217.00
    $4,217.00
    Repair Yours $990.00
    HONEYWELL RM7890A1015

    HONEYWELL

    RM7890A1015

    BURNER CONTROL UNIT, 7800 SERIES, RELAY MODULE, DUST COVER, INTERMITTENT PILOT, INTERMITTENT MAIN FLAME ESTABLISHING PERIOD, 4 OR 10 SECOND PILOT FLAME ESTABLISHING PERIOD, NONVOLATILE MEMOR ...
    ✓ IN STOCK!
    $1,625.40 Buy Surplus As Low As $774.00
    $774.00
    Repair Yours $290.00
    HONEYWELL RM7890B1014

    HONEYWELL

    RM7890B1014

    BURNER CONTROL UNIT, 7800 SERIES, RELAY MODULE, INTERMITTENT PILOT TYPE, INTERMITTENT MAIN FLAME ESTABLISHING PERIOD, 4 OR 10 SECOND PILOT FLAME ESTABLISHING PERIOD, 120 VAC, 50/60 HZ
    ✓ IN STOCK!
    $1,670.66 Buy Surplus As Low As $974.00
    $974.00
    Repair Yours $300.00
    HONEYWELL RA890G-1286

    HONEYWELL

    RA890G-1286

    DISCONTINUED BY MANUFACTURER, PROTECTORELAY, FLAME SAFETY, FLAME CONTROL, 15 SEC /3 MIN, 240 VAC
    ✓ IN STOCK!
    Buy Surplus As Low As $2,534.00
    $2,534.00
    Repair Yours $600.00
    HONEYWELL RM7890B1030

    HONEYWELL

    RM7890B1030

    BURNER CONTROL UNIT, 7800 SERIES, RELAY MODULE, INTERMITTENT PILOT TYPE, INTERMITTENT MAIN FLAME ESTABLISHING PERIOD, FIXED 4 OR 10 SECOND PFEP PILOT FLAME ESTABLISHING PERIOD, 120 VAC, 50/6 ...
    ✓ IN STOCK!
    $1,622.25 Buy Surplus As Low As $945.00
    $945.00
    Repair Yours $390.00
    HONEYWELL R8182H1070

    HONEYWELL

    RESIDEO

    R8182H1070

    COMBINATION PROTECTORELAY AND HYDRONIC HEATING CONTROLLER, 120 VAC, 45 SECOND SAFETY SWITCH TIMING, 130-240 DEGREES F HIGH LIMIT RANGE, 110-220 DEGREES F LOW LIMIT, 120 VAC, REPLACES R8182J1 ...
    ✓ IN STOCK!
    $1,557.00 Buy Surplus As Low As $935.00
    $935.00
    Repair Yours $777.00
    HONEYWELL RM7800E1010

    HONEYWELL

    RM7800E1010

    BURNER CONTROL UNIT, 7800 SERIES, RELAY MODULE, KEYBOARD DISPLAY MODULE, PRE-IGNITION, LOCKOUT, HIGH AND LOW FIRE, 120 VAC, 50/60 HZ, 10 W
    ✓ IN STOCK!
    $9,014.00 Buy Surplus As Low As $5,409.00
    $5,409.00
    Repair Yours $1,350.00
    HONEYWELL W688A1037

    HONEYWELL

    W688A1037

    DISCONTINUED BY MANUFACTURER, MULTI-BURNER MODULE, PURGE PANEL, 15 SECONDS S.S, 120 V, 50/60 HZ
    ✓ IN STOCK!
    Buy Surplus As Low As $606.00
    $606.00
    Repair Yours $498.00
    HONEYWELL RA890F-1353

    HONEYWELL

    RA890F-1353

    DISCONTINUED BY MANUFACTURER, PROTECTOR RELAY, 240 V, 50/60 HZ, 30 SECONDS SAFETY SWITCH, 0.8 SECONDS FLAME RESPONSE
    ✓ IN STOCK!
    Buy Surplus As Low As $1,058.08
    $1,058.08
    Repair Yours $996.00
    HONEYWELL RA890F-1361

    HONEYWELL

    RA890F-1361

    DISCONTINUED BY MANUFACTURER, PROTECTORELAY, FLAME SAFETY , 240 VAC, FLAME CONTROL, 30 SECOND / 3 SECOND
    ✓ IN STOCK!
    $2,544.00 Buy Surplus As Low As $899.30
    $899.30
    Repair Yours $746.42
    HONEYWELL RM7840L1026

    HONEYWELL

    RM7840L1026

    BURNER CONTROL UNIT, 7800 SERIES, RELAY MODULE, PROGRAMMING CONTROL, DUST COVER, INTERRUPTED PILOT TYPE, INTERMITTENT SECOND STAGE PILOT VALVE, USER SELECTABLE AIRFLOW CHECK, 5 SECOND EARLY ...
    ✓ IN STOCK!
    $7,665.00 Buy Surplus As Low As $4,380.00
    $4,380.00
    Repair Yours $990.00
    HONEYWELL RM7890B1048

    HONEYWELL

    RM7890B1048

    BURNER CONTROL UNIT, 7800 SERIES, RELAY MODULE, DUST COVER, INTERMITTENT PILOT, FIXED 4 OR 10 SECOND PILOT FLAME ESTABLISHING PERIOD, INTERMITTENT MAIN FLAME ESTABLISHING PERIOD, NONVOLATILE ...
    ✓ IN STOCK!
    $1,728.30 Buy Surplus As Low As $988.00
    $988.00
    Repair Yours $821.00
    HONEYWELL RM7840L1075

    HONEYWELL

    RM7840L1075

    BURNER CONTROL UNIT, 7800 SERIES, RELAY MODULE, PROGRAMMING CONTROL WITH VPS, DUST COVER, INTERRUPTED PILOT TYPE, SELECTABLE SECOND STAGE PILOT VALVE, USER SELECTABLE AIRFLOW CHECK, 5 SECOND ...
    ✓ IN STOCK!
    $5,406.45 Buy Surplus As Low As $2,574.50
    $2,574.50
    Repair Yours $990.00
    HONEYWELL RA890G1294

    HONEYWELL

    RA890G1294

    PROTECTORELAY, PRIMARY CONTROL, 240 V, 50/60 HZ, 15 SECONDS SAFETY SWITCH TIMING, 0.8 SECONDS FLAME FAILURE RESPONSE TIME, SPDT ALARM CONTACTS
    ✓ IN STOCK!
    Buy Surplus As Low As $1,470.00
    $1,470.00
    Repair Yours $1,250.00
    HONEYWELL RM7898A1000

    HONEYWELL

    RM7898A1000

    BURNER CONTROL UNIT, 7800 SERIES, RELAY MODULE, SELECTABLE PILOT TYPE, PREIGNITION, SELECTABLE INTERLOCKS, 4 OR 10 SECOND PILOT FLAME ESTABLISHING PERIOD, 120 VAC, 50/60 HZ
    ✓ IN STOCK!
    $2,152.50 Buy Surplus As Low As $873.60
    $873.60
    Repair Yours $375.00
    HONEYWELL Q314A6094

    HONEYWELL

    RESIDEO

    Q314A6094

    PILOT BURNER, TYPE B, 0.018 TO .010 INCH ORFICE
    ✓ IN STOCK!
    $76.00 Buy Surplus As Low As $46.00
    $46.00
    HONEYWELL Q3450C1185

    HONEYWELL

    RESIDEO

    Q3450C1185

    PILOT BURNER, BCR18, LEFT SINGLE TIP
    ✓ IN STOCK!
    $181.39 Buy Surplus As Low As $124.84
    $124.84
    HONEYWELL Q179A1092

    HONEYWELL

    Q179A1092

    GAS PILOT ASSEMBLY, IGNITION ELECTRODE, PORT 45 DEGREE "T"
    ✓ IN STOCK!
    $618.00 Buy Surplus As Low As $423.00
    $423.00
    Repair Yours $308.00
    HONEYWELL Q3400A1024

    HONEYWELL

    RESIDEO

    Q3400A1024

    FLAME ROD ASSEMBLY, 30 INCH IGNITION WIRE, USED WITH HW SMARTVALVES, FIELD REPLACEMENT FOR Q3450 AND Q3480 HOT SURFACE PILOT BURNERS
    ✓ IN STOCK!
    $130.95 Buy Surplus As Low As $89.92
    $89.92
    Repair Yours Contact Us
    HONEYWELL Q314A3513

    HONEYWELL

    RESIDEO

    Q314A3513

    PILOT BURNER NON ARTED .018
    ✓ IN STOCK!
    $88.00 Buy Surplus As Low As $60.30
    $60.30
    Repair Yours Contact Us
    HONEYWELL Q314A4586

    HONEYWELL

    RESIDEO

    Q314A4586

    PILOT BURNER MOUNTING BRACKET, TYPE- B,
    ✓ IN STOCK!
    $75.19 Buy Surplus As Low As $44.00
    $44.00
    Repair Yours Contact Us
    HONEYWELL EC7890A1011

    HONEYWELL

    EC7890A1011

    DISCONTINUED BY MANUFACTURER, BURNER CONTROL, AUTOMATIC BURNER SEQUENCING, 230 VAC, 50 / 60 HZ RATING, 2000 VA MAX LOAD, 5 LED STATUS INDICATORS
    ✓ IN STOCK!
    Buy Surplus As Low As $349.92
    $349.92
    Repair Yours $322.70
    HONEYWELL RM7840L1042

    HONEYWELL

    RM7840L1042

    DISCONTINUED BY MANUFACTURER, BURNER CONTROL UNIT, 7800 SERIES, RELAY MODULE, AUTOMATIC PROGRAMMING CONTROL, DUST COVER, SELECTABLE PRE PURGE TIMING, PRE-IGNITION LOCKOUT, HIGH AND LOW FIRE ...
    Buy Surplus As Low As $2,727.00
    $2,727.00
    Repair Yours $1,290.00
    HONEYWELL Q314U1001

    HONEYWELL

    RESIDEO

    Q314U1001

    UNIVERSAL STANDING PILOT
    ✓ IN STOCK!
    $108.00 Buy Surplus As Low As $65.00
    $65.00
    Repair Yours Contact Us
    HONEYWELL Q3450C1029

    HONEYWELL

    Q3450C1029

    PILOT BURNER ASSEMBLY
    ✓ IN STOCK!
    $212.00 Buy Surplus As Low As $128.00
    $128.00
    Repair Yours $200.00
    HONEYWELL Q3451U1000

    HONEYWELL

    RESIDEO

    Q3451U1000

    UNIVERSAL PILOT BURNER, INTERMITTENT PILOT, NATURAL OR LP GAS, NON PRIMARY AERATION, 1/4" AND 1/8" COMPRESSION FITTINGS, SINGLE ROD, 1000 BTUH, ADJUSTABLE LEFT, RIGHT AND CENTER, 36" AND 55" ...
    ✓ IN STOCK!
    $151.41 Buy Surplus As Low As $89.00
    $89.00
    HONEYWELL Q348U1009

    HONEYWELL

    RESIDEO

    Q348U1009

    UNIVERSAL INTERMITTENT PILOT ASSEMBLY,BAT WING HOOD
    ✓ IN STOCK!
    $118.00 Buy Surplus As Low As $71.00
    $71.00
    Repair Yours Contact Us
    HONEYWELL RM7838B1021

    HONEYWELL

    RM7838B1021

    BURNER CONTROL UNIT, 7800 SERIES, RELAY MODULE, MANUAL START INDUSTRIAL PROGRAMMER, KEYBOARD DISPLAY MODULE, INTERRUPTED PILOT, SECOND EARLY SPARK TERMINATION, PRE-IGNITION, LOCKOUT INTERLOC ...
    ✓ IN STOCK!
    $5,507.41 Buy Surplus As Low As $3,209.00
    $3,209.00
    Repair Yours $990.00
    HONEYWELL ZFK3-US

    HONEYWELL

    ZFK3-US

    BURNER MODULE ON/OFF
    ✓ IN STOCK!
    $76.50 Buy Surplus As Low As $44.76
    $44.76
    HONEYWELL R8182D1079

    HONEYWELL

    RESIDEO

    R8182D1079

    VERT.ON-BURNER PROTECTOR RELAY, 120 VAC, 60 HZ, 45 SECONDS, 0.2 AMP
    ✓ IN STOCK!
    $1,520.00 Buy Surplus As Low As $912.00
    $912.00
    Repair Yours $590.00
    HONEYWELL RM7800L1012

    HONEYWELL

    RM7800L1012

    BURNER CONTROL UNIT, 7800 SERIES, RELAY MODULE, KEYBOARD DISPLAY MODULE, PRE-IGNITION, LOCKOUT, LOW AND HIGH FIRE INTERLOCKS, 120 VAC, 60 HZ
    ✓ IN STOCK!
    $5,770.80 Buy Surplus As Low As $3,298.00
    $3,298.00
    Repair Yours $1,095.00
    HONEYWELL RM7838C1004

    HONEYWELL

    RM7838C1004

    BURNER CONTROL UNIT, 7800 SERIES, RELAY MODULE, SEMI AUTOMATIC PROGRAMMING CONTROL, KEYBOARD DISPLAY MODULE, LOCKOUT INTERLOCKS, PRE-IGNTION, 10 SECOND MAIN FLAME ESTABLISHING PERIOD INTERMI ...
    ✓ IN STOCK!
    $5,149.00 Buy Surplus As Low As $3,090.00
    $3,090.00
    Repair Yours $990.00
    HONEYWELL RM7888A1019

    HONEYWELL

    RM7888A1019

    BURNER CONTROL UNIT, 7800 SERIES, RELAY MODULE, SELECTABLE PILOT TYPE, 15 SECOND MAIN FLAME ESTABLISHING PERIOD, 4 SECOND PILOT FLAME ESTABLISHING PERIOD, 120 VAC, 50/60 HZ
    ✓ IN STOCK!
    $4,267.20 Buy Surplus As Low As $2,439.00
    $2,439.00
    Repair Yours $1,790.00
    HONEYWELL RM7895A1014

    HONEYWELL

    RM7895A1014

    BURNER CONTROL UNIT, 7800 SERIES, RELAY MODULE, INTERMITTENT PILOT TYPE, SELECTABLE INTERLOCKS, INTERMITTENT MAIN FLAME ESTABLISHING PERIOD, 4 TO 10 SECOND PILOT FLAME ESTABLISHING PERIOD, 1 ...
    ✓ IN STOCK!
    $2,122.83 Buy Surplus As Low As $1,274.11
    $1,274.11
    Repair Yours $550.00
    HONEYWELL RA890F 1304

    HONEYWELL

    RA890F 1304

    DISCONTINUED BY MANUFACTURER, FLAME PROTECTION RELAY, FLAME SAFETY, 220 VAC, 15 SEC SAFETY SWITCH TIME, 0.8 SEC FLAME FAILURE RESPONSE TIME
    ✓ IN STOCK!
    Buy Surplus As Low As $1,565.90
    $1,565.90
    Repair Yours $1,026.08
    HONEYWELL RA890F1338

    HONEYWELL

    RA890F1338

    DISCONTINUED BY MANUFACTURER, PROTECTOR RELAY, FLAME SAFETY, FLAME CONTROL, 120 VAC, 50/60 HZ, 30 SEC / 0.8 SEC
    ✓ IN STOCK!
    $3,782.16 Buy Surplus As Low As $1,316.00
    $1,316.00
    Repair Yours $990.00
    HONEYWELL RM7823A1016

    HONEYWELL

    RM7823A1016

    BURNER CONTROL UNIT, 7800 SERIES, FLAME SWITCH, 2X SPDT RELAYS, 120 VAC, 50/60 HZ
    ✓ IN STOCK!
    $1,468.78 Buy Surplus As Low As $856.00
    $856.00
    Repair Yours $390.00
    HONEYWELL RM7838B1013

    HONEYWELL

    RM7838B1013

    BURNER CONTROL UNIT, 7800 SERIES, RELAY MODULE, KEYBOARD DISPLAY MODULE, SELECTABLE INTERMITTENT OR INTERRUPTED PILOT, PULOT VALVE HOLD, MANUAL OPEN SWITCH, 120 V, 50/60 HZ
    ✓ IN STOCK!
    $5,672.10 Buy Surplus As Low As $3,242.00
    $3,242.00
    Repair Yours $960.00
    HONEYWELL RM7840G1014

    HONEYWELL

    RM7840G1014

    BURNER CONTROL UNIT, 7800 SERIES, RELAY MODULE, PROGRAMMING MODULE, INTERRUPTED PILOT TYPE, SELECTABLE SECOND STAGE PILOT VALVE, USER SELECTABLE AIRFLOW CHECK, 5 SECOND EARLY SPARK TERMINATI ...
    ✓ IN STOCK!
    $3,371.83 Buy Surplus As Low As $2,023.10
    $2,023.10
    Repair Yours $1,590.00
    HONEYWELL IFS 110IM-5/1/1N

    HONEYWELL

    KROMSCHRODER

    IFS 110IM-5/1/1N

    DISCONTINUED BY MANUFACTURER, AUTOMATIC BURNER CONTROL, 110 IM SERIES, STANDARD VERSION, 5 SECOND IGNITION PERIOD, 1 SECOND FLAME FAILURE RESPONSE TIME FOR VALVE 2, 1 SECOND FLAME FAILURE RE ...
    ✓ IN STOCK!
    Buy Surplus As Low As $1,050.00
    $1,050.00
    Repair Yours $872.00
    HONEYWELL PFU-778-L-3/1TS2

    HONEYWELL

    KROMSCHRODER

    PFU-778-L-3/1TS2

    BURNER CONTROL UNIT PFU 778 220-240VAC 50/60HZ
    ✓ IN STOCK!
    $1,048.00 Buy Surplus As Low As $524.00
    $524.00
    Repair Yours $498.00
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