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    Sensors & Switches / Sensor Controller

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    Results 51-100 of 405.
    HONEYWELL L4079B1066

    HONEYWELL

    L4079B1066

    LIMIT CONTROLLER, 20-300 PSI OPERATING PRESSURE RANGE, MANUAL RESET, SPST SWITCH BREAKS ON PRESSURE RISE, STAINLESS STEEL DIAPHRAGM, USE WITH STEAM; AIR; NONCOMBUSTIBLE GASES; & NON CORROSIV ...
    ✓ IN STOCK!
    $557.23 Buy Surplus As Low As $325.00
    $325.00
    HONEYWELL 14000786-001

    HONEYWELL

    14000786-001

    PNEUMATIC RECEIVER GUAGE, 25-125DEGREES FARENHEIT, 1.5INCH DIAMETER
    ✓ IN STOCK!
    $240.00 Buy Surplus As Low As $144.00
    $144.00
    HONEYWELL CP980E1060

    HONEYWELL

    CP980E1060

    VELOCITROL SENSOR CONTROL
    ✓ IN STOCK!
    $1,515.00 Buy Surplus As Low As $1,036.80
    $1,036.80
    Repair Yours $514.77
    HONEYWELL LP914A-1268

    HONEYWELL

    LP914A-1268

    TEMPERATURE RANGE, 40-240F 3/8 X 15 ELEMENT D
    ✓ IN STOCK!
    $598.00 Buy Surplus As Low As $359.00
    $359.00
    HONEYWELL R24AA2006

    HONEYWELL

    RESIDEO

    R24AA2006

    HEAT SEQUENCER,ON 1-60 SEC,OFF 75-95 SEC
    ✓ IN STOCK!
    $45.00 Buy Surplus As Low As $27.00
    $27.00
    Repair Yours Contact Us
    HONEYWELL R24BA1006

    HONEYWELL

    RESIDEO

    R24BA1006

    HEAT SEQUENCER, 2 SW ON 1-20 SEC,OFF 40-110
    ✓ IN STOCK!
    $46.00 Buy Surplus As Low As $28.00
    $28.00
    Repair Yours Contact Us
    HONEYWELL R24BA3002

    HONEYWELL

    RESIDEO

    R24BA3002

    HEAT SEQUENCER, 2 SW ON30-90 SEC, OFF 1-30
    ✓ IN STOCK!
    $46.00 Buy Surplus As Low As $28.00
    $28.00
    Repair Yours Contact Us
    HONEYWELL C7041R-2000

    HONEYWELL

    C7041R-2000

    12'DUCTMNTAVERAGINGSNSR,20KOHM,C7041R2000
    ✓ IN STOCK!
    $163.93 Buy Surplus As Low As $12.61
    $12.61
    HONEYWELL C7061A1020

    HONEYWELL

    C7061A1020

    ULTRAVIOLET FLAME DETECTOR, DYNAMIC SELF CHECKING PURPLE PEEPER, 115/230VAC, 3/4 INCH MOUNTING, NEMA 4 RATED, -40/175 DEGREE AMBIENT TEMP RATING, FOR USE ON COMBUSTION GAS, OIL AND OTHER FUE ...
    ✓ IN STOCK!
    $2,873.85 Buy Surplus As Low As $1,643.00
    $1,643.00
    Repair Yours $1,364.00
    HONEYWELL C7061A1053

    HONEYWELL

    C7061A1053

    ULTRAVIOLET FLAME DETECTOR, DYNAMIC SELF CHECKING PURPLE PEEPER, 120VAC, 3/4 INCH MOUNTING, 96 INCH COLOR CODED LEAD WIRES, NEMA 4 RATED, -40/175 DEGREE AMBIENT TEMP RATING, DIRECTLY REPLACE ...
    ✓ IN STOCK!
    $3,210.00 Buy Surplus As Low As $1,877.69
    $1,877.69
    Repair Yours $1,514.00
    HONEYWELL C7061F2001

    HONEYWELL

    C7061F2001

    ULTRAVIOLET FLAME DETECTOR, DYNAMIC SELF CHECKING PURPLE PEEPER, 120VAC, 3/4 INCH MOUNTING, 96 INCH COLOR CODED LEAD WIRES, NEMA 4 RATED, -40/175 DEGREE AMBIENT TEMP RATING, FOR USE ON COMBU ...
    ✓ IN STOCK!
    $5,517.96 Buy Surplus As Low As $3,862.02
    $3,862.02
    Repair Yours $1,950.00
    HONEYWELL CP980C1065

    HONEYWELL

    CP980C1065

    VELOCITROL DA 0-500 FPM
    ✓ IN STOCK!
    $1,289.00 Buy Surplus As Low As $882.00
    $882.00
    Repair Yours $372.50
    HONEYWELL HH57AC078A

    HONEYWELL

    HH57AC078A

    ENTHALPY SENSOR SOLID STATE, AVAILABLE, SURPLUS, NEVER USED, 2 YEAR RADWELL WARRANTY
    ✓ IN STOCK!
    $166.60 Buy Surplus As Low As $89.96
    $89.96
    Repair Yours Contact Us
    HONEYWELL C7150B-1004

    HONEYWELL

    C7150B-1004

    TEMPERATURE MIX AIR SENSOR, 300 OHMS, 1/4 INCH MOUNTING
    ✓ IN STOCK!
    $53.00 Buy Surplus As Low As $32.00
    $32.00
    Repair Yours Contact Us
    HONEYWELL C7061A-1046

    HONEYWELL

    C7061A-1046

    ULTRAVIOLET FLAME DETECTOR, DYNAMIC SELF CHECKING PURPLE PEEPER, 120 VAC, 3/4 INCH MOUNTING, NEMA 4 RATED, -40/175 DEGREE AMBIENT TEMP RATING, FOR USE ON COMBUSTION GAS, OIL AND OTHER FUELS, ...
    ✓ IN STOCK!
    $3,797.85 Buy Surplus As Low As $2,171.00
    $2,171.00
    Repair Yours $1,802.00
    HONEYWELL R7284B1024

    HONEYWELL

    RESIDEO

    R7284B1024

    INTERRUPTED ELECTRONIC OIL PRIMARY, ELECTRICAL CONNECTIONS BURNER MOTOR OIL VALVE IGNITION CAD CELL LIMIT THERMOSTAT AND ALARM, 15 SECOND SAFETY SWITCH TIMING, W/LIGHT
    ✓ IN STOCK!
    $115.93 Buy Surplus As Low As $67.00
    $67.00
    HONEYWELL Q314A3547

    HONEYWELL

    RESIDEO

    Q314A3547

    NON-PRI.AERATED'A'PILOT BURNER
    $77.00 Buy Surplus As Low As $47.00
    $47.00
    Repair Yours Contact Us
    HONEYWELL 43196000-038

    HONEYWELL

    43196000-038

    HIGHT TEMPERATURE KIT, FOR ACT WITH 1 1/2 IN
    ✓ IN STOCK!
    $559.00 Buy Surplus As Low As $336.00
    $336.00
    Repair Yours $279.00
    HONEYWELL L4006H 1004

    HONEYWELL

    RESIDEO

    L4006H 1004

    AQUASTAT, BREAKS ON RISE, 100-240F RANGE, 240F FACTORY STOP, MANUAL RESET LESS WELL
    ✓ IN STOCK!
    $361.00 Buy Surplus As Low As $217.00
    $217.00
    Repair Yours $200.00
    HONEYWELL R8285D5001

    HONEYWELL

    RESIDEO

    R8285D5001

    FAN CENTER, 50VA, DPST SWITCHING ACTION, R8222U
    ✓ IN STOCK!
    $99.91 Buy Surplus As Low As $59.00
    $59.00
    HONEYWELL HVC0001

    HONEYWELL

    RESIDEO

    HVC0001

    DIGITAL FAN BATH CONTROL, WHITE
    ✓ IN STOCK!
    $121.00 Buy Surplus As Low As $73.00
    $73.00
    Repair Yours Contact Us
    HONEYWELL HE100A1000

    HONEYWELL

    RESIDEO

    HE100A1000

    12GPD BASIC EVAP HUMIDIFIER
    ✓ IN STOCK!
    $298.00 Buy Surplus As Low As $179.00
    $179.00
    Repair Yours $200.00
    HONEYWELL 50053952-020

    HONEYWELL

    RESIDEO

    50053952-020

    BOOST CONTROL, 20-40-60 MINUTE
    ✓ IN STOCK!
    $114.00 Buy Surplus As Low As $78.30
    $78.30
    Repair Yours Contact Us
    HONEYWELL Y7355H1009

    HONEYWELL

    Y7355H1009

    COMMERCIAL THERMOSTAT/SENSOR PACKAGE, T7350H1009-COMMUNICATING THERMOSTAT FOR SINGLE USE-MULTISTAGE CONVENTIONAL OR HEAT PUMP APPLICATIONS (3H/3C), C7041B2005- DUCT MOUNT SENSOR, T7771A1005- ...
    ✓ IN STOCK!
    $1,155.00 Buy Surplus As Low As $790.20
    $790.20
    Repair Yours $542.56
    HONEYWELL T6031A-1227

    HONEYWELL

    T6031A-1227

    TEMPERATURE CONTROL, REFRIGERATION, 5' CAPILLARY, 24 VAC TO 30 VAC, 24V, GRAY
    ✓ IN STOCK!
    $287.00 Buy Surplus As Low As $129.38
    $129.38
    HONEYWELL TR71

    HONEYWELL

    TR71

    DISCONTINUED BY MANUFACTUREER,TEMPERATURE MODULE, TWO WIRE, ZIO, LCD, WALL MOUNT
    ✓ IN STOCK!
    Buy Surplus As Low As $187.46
    $187.46
    Repair Yours $200.00
    HONEYWELL TR42-CO2

    HONEYWELL

    TR42-CO2

    DISCONTINUED BY MANUFACTURER, LCD TEMPERATURE, CO2 SYLK, WALL MODULE
    ✓ IN STOCK!
    Buy Surplus As Low As $341.50
    $341.50
    Repair Yours $314.94
    HONEYWELL TR42-H

    HONEYWELL

    TR42-H

    DISCONTINUED BY MANUFACTURER, WALL MODULE, TEMPERATURE AND HUMIDITY, TWO-WIRE SYLK
    ✓ IN STOCK!
    Buy Surplus As Low As $485.00 $242.40
    $485.00 $242.40
    Repair Yours $399.00
    HONEYWELL YL7220SJ3105

    HONEYWELL

    YL7220SJ3105

    ECONOMIZER, MOD/44LB, W7220, MS3105
    ✓ IN STOCK!
    $1,035.00 Buy Surplus As Low As $621.00
    $621.00
    Repair Yours $516.00
    HONEYWELL HR90

    HONEYWELL

    RESIDEO

    HR90

    DIGITAL RADIATOR CONTROLLER
    ✓ IN STOCK!
    $138.12 Buy Surplus As Low As $89.21
    $89.21
    Repair Yours Contact Us
    HONEYWELL FE-MF3

    HONEYWELL

    MICROSWITCH

    FE-MF3

    CIRCUIT BOARD ASSEMBLY, PHOTOELECTRIC CONTROLLER
    ✓ IN STOCK!
    $12.84 Buy Surplus As Low As $6.73
    $6.73
    HONEYWELL FMP1

    HONEYWELL

    MICROSWITCH

    FMP1

    DISCONTINUED BY MANUFACTURER, STD P/S BOARD
    ✓ IN STOCK!
    Buy Surplus As Low As $110.22
    $110.22
    HONEYWELL FMP2

    HONEYWELL

    MICROSWITCH

    FMP2

    POWER SUPPLY BOARD, FOR FM SERIES
    ✓ IN STOCK!
    $87.00 Buy Surplus As Low As $44.00
    $44.00
    Repair Yours Contact Us
    HONEYWELL FFSRT012R2

    HONEYWELL

    MICROSWITCH

    FFSRT012R2

    SAFETY ELECTRONIC
    ✓ IN STOCK!
    $496.00 Buy Surplus As Low As $248.00
    $248.00
    Repair Yours $207.00
    HONEYWELL FMT-2

    HONEYWELL

    MICROSWITCH

    FMT-2

    PC BOARD
    ✓ IN STOCK!
    $69.30 Buy Surplus As Low As $40.63
    $40.63
    HONEYWELL FE-MLS10S-G30B

    HONEYWELL

    MICROSWITCH

    FE-MLS10S-G30B

    DISCONTINUED BY MANUFACTURER, PHOTOELECTRIC CONTROLLER, MODULATED, 22-26 VDC, 2.9 W
    ✓ IN STOCK!
    Buy Surplus As Low As $190.00
    $190.00
    HONEYWELL FE-TRB

    HONEYWELL

    MICROSWITCH

    FE-TRB

    DISCONTINUED BY MANUFACTURER, MODULAR CONTROL BASE, TRANSFORMER, STANDARD 2 OCTAL SOCKETS, PLUG-IN DPDT RELAY, 115 VAC, 50/60 HZ, 15 VA
    ✓ IN STOCK!
    Buy Surplus As Low As $94.39
    $94.39
    HONEYWELL HE105A1000

    HONEYWELL

    RESIDEO

    HE105A1000

    12GPD WHOLE HOUSE SMALL BYPASS HUM
    ✓ IN STOCK!
    $253.00 Buy Surplus As Low As $152.00
    $152.00
    Repair Yours $200.00
    HONEYWELL HE205A1000

    HONEYWELL

    RESIDEO

    HE205A1000

    17GPD, WHOLE HOUSE LARGE, BYPASS HUMIDIFIER
    ✓ IN STOCK!
    $300.00 Buy Surplus As Low As $180.00
    $180.00
    Repair Yours $200.00
    HONEYWELL 00705-A-1735

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    00705-A-1735

    COMBUSTIBLE SENSOR, 705 HIGH TEMPERATURE, 150 DEG C, UL, 3/4 NPT THREADS
    $1,355.00 Buy Surplus As Low As $813.00
    $813.00
    Repair Yours $675.00
    HONEYWELL FE-TR8B

    HONEYWELL

    MICROSWITCH

    FE-TR8B

    DISCONTINUED BY MANUFACTURER, LOGIC MODULE, 15 VAC / 12 VDC, 50/60 HZ, FOR PHOTOELECTRIC SENSOR, LIGHT/DARK OPERATE, TIME DELAY
    ✓ IN STOCK!
    Buy Surplus As Low As $137.89
    $137.89
    HONEYWELL 272695

    HONEYWELL

    272695

    FRESH AIR CONTROLLER, RANGE HIGH OR LOW, TURNSTYLE ADJUST SWITCH, LED INDICATOR
    ✓ IN STOCK!
    $43.92 Buy Surplus As Low As $23.72
    $23.72
    Repair Yours Contact Us
    HONEYWELL YL7220AJ3105

    HONEYWELL

    YL7220AJ3105

    ECONOMIZER YPAK, MOD/2 SENSOR/MS3105
    ✓ IN STOCK!
    $898.00 Buy Surplus As Low As $539.00
    $539.00
    Repair Yours $448.00
    HONEYWELL T834N1010

    HONEYWELL

    RESIDEO

    T834N1010

    THERMOSTAT, 1HT/1CL, 24V, VERTICAL, NON-PROGRAMMABLE
    ✓ IN STOCK!
    $71.00 Buy Surplus As Low As $54.00
    $54.00
    Repair Yours Contact Us
    HONEYWELL FE-TR8-T82

    HONEYWELL

    MICROSWITCH

    FE-TR8-T82

    DISCONTINUED BY MANUFACTURER, LOGIC MODULE, 15 VAC / 12 VDC, 50/60 HZ, FOR PHOTOELECTRIC SENSOR, LIGHT/DARK OPERATE, TIME DELAY
    ✓ IN STOCK!
    Buy Surplus As Low As $228.43
    $228.43
    HONEYWELL LT-SEN-M

    HONEYWELL

    FIRE LITE

    LT-SEN-M

    MONITORING SENSOR
    ✓ IN STOCK!
    $1,389.00 Buy Surplus As Low As $834.00
    $834.00
    Repair Yours $693.00
    HONEYWELL SPXCDULNTXFM

    HONEYWELL

    NOTIFIER CO

    SPXCDULNTXFM

    SENSEPOINT XCD FLAM AND IR TRANSMITTER ONLY (NO SENSOR) FOR UL, LM25
    $1,988.00 Buy Surplus As Low As $1,193.00
    $1,193.00
    Repair Yours $991.00
    HONEYWELL 5898

    HONEYWELL

    ADEMCO

    5898

    MOTION SENSOR, WIRELESS X BAND, DUAL TEC, RANGE 50 X 60(90 DEGREE WIDE ANGLE), FOUR 1.5V AA, ENERGIZER L91, 345 MHZ, -4F TO 131F, 7 TO 9 MOUNTING HEIGHT
    ✓ IN STOCK!
    $325.29 Buy Surplus As Low As $175.82
    $175.82
    Repair Yours $200.00
    HONEYWELL YL7220AJ3104

    HONEYWELL

    YL7220AJ3104

    JADE ECON DRY SENSOR 27# DCA
    ✓ IN STOCK!
    $838.00 Buy Surplus As Low As $503.00
    $503.00
    Repair Yours $418.00
    HONEYWELL YL7220SJ3104

    HONEYWELL

    YL7220SJ3104

    JADE ECON ENT SENSOR 27# DCA
    ✓ IN STOCK!
    $931.00 Buy Surplus As Low As $559.00
    $559.00
    Repair Yours $464.00
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