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    Sensors & Switches / Sensor Controller

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    Results 51-100 of 409.
    HONEYWELL L4006H1004

    HONEYWELL

    RESIDEO

    L4006H1004

    AQUASTAT, BREAKS ON RISE, 100-240F RANGE, 240F FACTORY STOP, MANUAL RESET LESS WELL
    ✓ IN STOCK!
    $388.31 Buy Surplus As Low As $183.59
    $183.59
    Repair Yours $300.00
    HONEYWELL R8285D5001

    HONEYWELL

    RESIDEO

    R8285D5001

    DPST CONTROL CENTER FOR HYDRONIC APPLICATIONS USE WITH SV9600 SMART VALVE INCLUD
    ✓ IN STOCK!
    $104.76 Buy Surplus As Low As $62.86
    $62.86
    Repair Yours $300.00
    HONEYWELL L4006A1132

    HONEYWELL

    L4006A1132

    100/240F BRK/RISE 5F DIF
    ✓ IN STOCK!
    $195.18 Buy Surplus As Low As $117.11
    $117.11
    Repair Yours $300.00
    HONEYWELL HVC0001

    HONEYWELL

    RESIDEO

    HVC0001

    DIGITAL BATH FAN CONTROL, DIGITAL BATH FAN CONTROL. WHITE. RUNS BATH FAN TO ASHRAE 62.2. MUST BE ORDERED IN MULTIPLES OF 10.
    ✓ IN STOCK!
    $127.00 Buy Surplus As Low As $66.83
    $66.83
    Repair Yours $300.00
    HONEYWELL HE100A1000

    HONEYWELL

    RESIDEO

    HE100A1000

    SMALL BASIC BYPASS HUMIDIFIER, TRUEEASE BASIC BYPASS HUMIDIFIER. SMALL MODEL (12GPD). INCLUDES HUMIDIPRO DIGITAL HUMIDITY CONTROL.
    ✓ IN STOCK!
    $317.50 Buy Surplus As Low As $190.50
    $190.50
    Repair Yours $300.00
    HONEYWELL 50053952-020

    HONEYWELL

    RESIDEO

    50053952-020

    TRUEFRESH VENTILATION TIMER 20-40-60 MIN, TRUEFRESH VENTILATION TIMER. 20/40/60 MINUTES. WORKS WITH VNT5150 VNT5200 AND VNT5070.
    ✓ IN STOCK!
    $121.00 Buy Surplus As Low As $74.00
    $74.00
    Repair Yours $300.00
    HONEYWELL T6031A-1227

    HONEYWELL

    T6031A-1227

    TEMPERATURE CONTROL, REFRIGERATION, 5' CAPILLARY, 24 VAC TO 30 VAC, 24V, GRAY
    ✓ IN STOCK!
    $326.38 Buy Surplus As Low As $195.83
    $195.83
    HONEYWELL TR71

    HONEYWELL

    TR71

    DISCONTINUED BY MANUFACTUREER,TEMPERATURE MODULE, TWO WIRE, ZIO, LCD, WALL MOUNT
    ✓ IN STOCK!
    Buy Surplus As Low As $231.67
    $231.67
    Repair Yours $300.00
    HONEYWELL TR42-CO2

    HONEYWELL

    TR42-CO2

    DISCONTINUED BY MANUFACTURER, LCD TEMPERATURE, CO2 SYLK, WALL MODULE
    ✓ IN STOCK!
    Buy Surplus As Low As $351.44
    $351.44
    Repair Yours $300.00
    HONEYWELL E3SRMM

    HONEYWELL

    HONEYWELL ANALYTICS

    E3SRMM

    SENSOR, REMOTE METHANE GAS, 4CHANNEL, -4/122F
    ✓ IN STOCK!
    $631.38 Buy Surplus As Low As $479.85
    $479.85
    Repair Yours $300.00
    HONEYWELL FF-SRE30812-C

    HONEYWELL

    MICROSWITCH

    FF-SRE30812-C

    SAFETY RELAY, EXPANSION MODULE, 24VDC, 1NC, 7NO
    ✓ IN STOCK!
    Buy Surplus As Low As $228.40
    $228.40
    Repair Yours $300.00
    HONEYWELL HR90

    HONEYWELL

    RESIDEO

    HR90

    THERAPRO ELECTRONIC RADIATOR CONTROLLER, PROGRAMMABLE RADIATOR CONTROLLER STANDALONE FOR TRADE
    ✓ IN STOCK!
    $123.90 Buy Surplus As Low As $64.88
    $64.88
    Repair Yours $300.00
    HONEYWELL FE-MF3

    HONEYWELL

    MICROSWITCH

    FE-MF3

    CIRCUIT BOARD ASSEMBLY, PHOTOELECTRIC CONTROLLER
    ✓ IN STOCK!
    $12.84 Buy Surplus As Low As $5.25
    $5.25
    HONEYWELL FMP1

    HONEYWELL

    MICROSWITCH

    FMP1

    DISCONTINUED BY MANUFACTURER, STD P/S BOARD
    ✓ IN STOCK!
    Buy Surplus As Low As $35.20
    $35.20
    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 $300.00
    HONEYWELL FFSRT012R2

    HONEYWELL

    MICROSWITCH

    FFSRT012R2

    SAFETY ELECTRONIC
    ✓ IN STOCK!
    $496.00 Buy Surplus As Low As $248.00
    $248.00
    Repair Yours $300.00
    HONEYWELL FMT-2

    HONEYWELL

    MICROSWITCH

    FMT-2

    PC BOARD
    ✓ IN STOCK!
    $37.52 Buy Surplus As Low As $26.57
    $26.57
    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 $80.73
    $80.73
    HONEYWELL 129464M

    HONEYWELL

    129464M

    UV POWER SENSING TUBE, 0-250 DEG F, FOR C7035
    ✓ IN STOCK!
    $766.79 Buy Surplus As Low As $460.07
    $460.07
    Repair Yours $411.00
    HONEYWELL FE-MLS-TR5-14

    HONEYWELL

    MICROSWITCH

    FE-MLS-TR5-14

    DISCONTINUED BY MANUFACTURER, PHOTOELECTRIC CONTROLLER,MODULATED PHOTOELECTRIC AMPLIFIER,
    ✓ IN STOCK!
    Buy Surplus As Low As $89.40
    $89.40
    Repair Yours $300.00
    HONEYWELL FMT-3

    HONEYWELL

    MICROSWITCH

    FMT-3

    PC BOARD ASSEMBLY DXA1730
    ✓ IN STOCK!
    $81.00 Buy Surplus As Low As $26.06
    $26.06
    HONEYWELL FMT6

    HONEYWELL

    MICROSWITCH

    FMT6

    PC BOARD ASSEMBLY DXA1760
    ✓ IN STOCK!
    $46.85 Buy Surplus As Low As $39.04
    $39.04
    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 $81.17
    $81.17
    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 $16.98
    $16.98
    Repair Yours $300.00
    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 SDS-C2-A3HM-A8D

    HONEYWELL

    SDS-C2-A3HM-A8D

    MICRO SWITCH
    ✓ IN STOCK!
    $108.50 Buy Surplus As Low As $46.26
    $46.26
    HONEYWELL 1309A0042

    HONEYWELL

    NOTIFIER CO

    1309A0042

    E³POINT ANALOG (SINGLE OR DUAL GAS), E3SA - E³POINT WITHOUT SENSOR, WALL MOUNT, ANALOG, 24VAC/DC
    ✓ IN STOCK!
    $793.13 Buy Surplus As Low As $475.88
    $475.88
    Repair Yours $407.00
    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 $131.69
    $131.69
    Repair Yours $300.00
    HONEYWELL 04905-X25-33-073-X7-000-000

    HONEYWELL

    04905-X25-33-073-X7-000-000

    DISCONTINUED BY MANUFACTURER, CONDUCTIVITY CELL, CONTROL ANALYZER, 120-240VAC
    ✓ IN STOCK!
    Buy Surplus As Low As $62.75
    $62.75
    Repair Yours $300.00
    HONEYWELL FEMLS10SG31B

    HONEYWELL

    MICROSWITCH

    FEMLS10SG31B

    DISCONTINUED BY MANUFACTURER, PHOTOELECTRIC CONTROLLER, MODULATED, 22-26 VDC, 2.9 W
    ✓ IN STOCK!
    Buy Surplus As Low As $120.09
    $120.09
    Repair Yours $300.00
    HONEYWELL FE-TR6

    HONEYWELL

    MICROSWITCH

    FE-TR6

    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 $93.69
    $93.69
    Repair Yours $300.00
    HONEYWELL FG8M

    HONEYWELL

    FG8M

    DISCONTINUED BY MANUFACTURER, GLASS BREAK SENSOR, WIRELESS, RF RANGE,868 MHZ, 7.6M DETECTION RANGE, COMPATIBLE W/ GALAXY DIMENSION/G2/DOMONIAL/VISTA PANELS, WALL MOUNTING
    ✓ IN STOCK!
    Buy Surplus As Low As $61.00
    $61.00
    Repair Yours $300.00
    HONEYWELL W7345B-1001

    HONEYWELL

    W7345B-1001

    DISCONTINUED BY MANUFACTURER, ANALOG ECONOMIZER, 2-10 V, DAMPER POSITION / OVERRIDE
    ✓ IN STOCK!
    Buy Surplus As Low As $19.20
    $19.20
    Repair Yours $300.00
    HONEYWELL TR50-3D

    HONEYWELL

    TR50-3D

    INDOOR AIR QUALITY SENSOR, 24 VAC/VDC, OPERATING TEMPERATURE: 32 - 122 F (0 - 50 C)
    ✓ IN STOCK!
    $430.09 Buy Surplus As Low As $326.87
    $326.87
    HONEYWELL FEMLS10SG30A

    HONEYWELL

    MICROSWITCH

    FEMLS10SG30A

    DISCONTINUED BY MANUFACTURER, PHOTOELECTRIC CONTROLLER, MODULATED, 22-26 VDC, 2.9 W
    ✓ IN STOCK!
    Buy Surplus As Low As $109.35
    $109.35
    HONEYWELL FPC

    HONEYWELL

    RESIDEO

    FPC

    HONEYWELL FPC FREEZE PROTECTION CONTROL , FPC
    ✓ IN STOCK!
    $108.62 Buy Surplus As Low As $65.17
    $65.17
    Repair Yours $300.00
    HONEYWELL HE250A1005

    HONEYWELL

    RESIDEO

    HE250A1005

    HE250 LARGE ADVANCED BYPASS HUMIDIFIER, TRUEEASE ADVANCED BYPASS HUMIDIFIER. OFFERS ENERGY AND WATER SAVINGS. LARGE MODEL (17 GPD) INCLUDES HUMIDIPRO DIGITAL HUMIDITY CONTROL.
    ✓ IN STOCK!
    $541.84 Buy Surplus As Low As $325.11
    $325.11
    Repair Yours $300.00
    HONEYWELL HE300A1005

    HONEYWELL

    RESIDEO

    HE300A1005

    H300 ADVANCED FAN-POWERED HUMIDIFIER, TRUEEASE ADVANCED FAN POWERED HUMIDIFIER. OFFERS ENERGY AND WATER SAVINGS. LARGE MODEL (18 GPD) INCLUDES HUMIDIPRO DIGITAL HUMIDITY CONTROL.
    ✓ IN STOCK!
    $669.95 Buy Surplus As Low As $401.97
    $401.97
    Repair Yours $300.00
    HONEYWELL HE150A1005

    HONEYWELL

    RESIDEO

    HE150A1005

    SMALL ADVANCED BYPASS HUMIDIFIER, TRUEEASE ADVANCED BYPASS HUMIDIFIER. OFFERS ENERGY AND WATER SAVINGS. SMALL MODEL (12 GPD) INCLUDES HUMIDIPRO DIGITAL HUMIDITY CONTROL.
    ✓ IN STOCK!
    $498.91 Buy Surplus As Low As $299.35
    $299.35
    Repair Yours $300.00
    HONEYWELL HE105A1000

    HONEYWELL

    RESIDEO

    HE105A1000

    WHOLE-HOME BYPASS HUMIDIFIER 12GPD, SMALL 12GPD WHOLE HOUSE BYPASS HUMIDIFIER WITH H89
    ✓ IN STOCK!
    $272.76 Buy Surplus As Low As $163.66
    $163.66
    Repair Yours $300.00
    HONEYWELL HE205A1000

    HONEYWELL

    RESIDEO

    HE205A1000

    WHOLE-HOME BYPASS HUMIDIFIER 17GPD, LARGE 17GPD WHOLE HOME BYPASS HUMIDIFIER WITH H890
    ✓ IN STOCK!
    $327.57 Buy Surplus As Low As $196.54
    $196.54
    Repair Yours $300.00
    HONEYWELL T834N1010

    HONEYWELL

    RESIDEO

    T834N1010

    THERMOSTAT, 1HT/1CL, 24V, VERTICAL, NON-PROGRAMMABLE
    ✓ IN STOCK!
    $77.00 Buy Surplus As Low As $42.56
    $42.56
    Repair Yours $300.00
    HONEYWELL L4064B2228/B

    HONEYWELL

    RESIDEO

    L4064B2228/B

    FAN/LIMIT 5" INSERTION, BULK
    ✓ IN STOCK!
    $145.00 Buy Surplus As Low As $87.00
    $87.00
    Repair Yours $300.00
    HONEYWELL L4064B2236/B

    HONEYWELL

    RESIDEO

    L4064B2236/B

    FAN/LIMIT 8" INSERTION, BULK
    ✓ IN STOCK!
    $156.19 Buy Surplus As Low As $93.71
    $93.71
    Repair Yours $300.00
    HONEYWELL R24AA2006

    HONEYWELL

    RESIDEO

    R24AA2006

    HEAT PUMP-AIR HANDLER HEAT SEQUENCER WITH ONE SWITCH, HEAT SEQUENCER WITH ONE SWITCH ON-TIMING -- 1 TO 25: HEAT: OFF- TIMING -- 65 TO 115: COOL
    $39.16 Buy Surplus As Low As $23.49
    $23.49
    Repair Yours $300.00
    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 972RB3XM-A3N-L

    HONEYWELL

    972RB3XM-A3N-L

    DISCONTINUED BY MANUFACTURER, PROXIMITY SENSOR, MICRO SWITCH CONNECTOR AND 3 WIRE
    ✓ IN STOCK!
    Buy Surplus As Low As $14.96
    $14.96
    Repair Yours $300.00
    HONEYWELL P3015G00ES01100

    HONEYWELL

    P3015G00ES01100

    SENSOR CONTROLLER 90/264VAC 50/60HZ
    $1,431.00 Buy Surplus As Low As $859.00
    $859.00
    Repair Yours $721.00
    HONEYWELL W974B1006

    HONEYWELL

    W974B1006

    HTG SETBK/CLG SET UP/SHTDWN MOD
    $1,110.00 Buy Surplus As Low As $666.00
    $666.00
    Repair Yours $553.00
    HONEYWELL P7810C1018

    HONEYWELL

    P7810C1018

    DISCONTINUED BY MANUFACTURER, PRESSURE CONTROLLER, PRESSURETROL, 150 PSI, 120 VAC, 50/60 HZ, 1/2 INCH NPT, ON/OFF CONTROL, 4-20 MA MODULATION, MANUAL RESET LIMIT
    Buy Surplus As Low As $1,200.00
    $1,200.00
    Repair Yours $590.00
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