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    Sensors & Switches / Sensor Controller

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    Results 401-450 of 412.
    HONEYWELL R8184G4082

    HONEYWELL

    RESIDEO

    R8184G4082

    PROTECTORELAY OIL BURNER CONTROL WITH 45 SECONDS LOCK OUT TIMING, WITH REMOTE ALARM DRY CONTACTS
    $266.00 Buy Surplus As Low As $160.00
    $160.00
    Repair Yours $200.00
    HONEYWELL ECFX-100-AN

    HONEYWELL

    ECFX-100-AN

    GAS SENSOR, NH3 GAS TYPE, 0/100 PPM RANGE, AMMONIA DETECTOR, NEMA 1 ENCLOSURE, ATMOS TECHNOLOGY
    $2,254.00 Buy Surplus As Low As $1,353.00
    $1,353.00
    Repair Yours $1,101.00
    HONEYWELL L4064B2228/B

    HONEYWELL

    RESIDEO

    L4064B2228/B

    FAN/LIMIT 5" INSERTION, BULK
    $137.00 Buy Surplus As Low As $83.00
    $83.00
    Repair Yours $200.00
    HONEYWELL L4064B2236/B

    HONEYWELL

    RESIDEO

    L4064B2236/B

    FAN/LIMIT 8" INSERTION, BULK
    $146.00 Buy Surplus As Low As $88.00
    $88.00
    Repair Yours $200.00
    HONEYWELL C7061M1008

    HONEYWELL

    C7061M1008

    DISCONTINUED BY MANUFACTURER, DISCONTINUED BY MANUFACTURE, ULTRAVIOLET FLAME DETECTOR, DYNAMIC SELF CHECKING PURPLE PEEPER, 120 VAC, 1" MOUNTING, COLOR CODED WIRES, NEMA 4, FOR USE ON COMBUS ...
    Buy Surplus As Low As $1,483.00
    $1,483.00
    Repair Yours $1,195.00
    HONEYWELL M-700139

    HONEYWELL

    M-700139

    REFRIGERANT GAS SENSOR, R404A, 0-1000 PPM, 4-20 MA, 0 RELAY, NO LCD, METAL ENCLOSURE, NEMA 4
    $2,636.00 Buy Surplus As Low As $1,582.00
    $1,582.00
    Repair Yours $1,314.00
    HONEYWELL L498B5X0A3

    HONEYWELL

    L498B5X0A3

    FAN/LIMIT COMBINATION CONTROLLER
    Buy Surplus As Low As $81.00
    $81.00
    Repair Yours $200.00
    HONEYWELL FE-TR8A-T10

    HONEYWELL

    MICROSWITCH

    FE-TR8A-T10

    DISCONTINUED BY MANUFACTURER, LOGIC MODULE, 16 VAC / 20 VDC, 50/60 HZ, FOR PHOTOELECTRIC SENSOR, LIGHT/DARK OPERATE, TIME DELAY
    Buy Surplus As Low As $1,290.00
    $1,290.00
    HONEYWELL FE-TR8B-T100

    HONEYWELL

    MICROSWITCH

    FE-TR8B-T100

    DISCONTINUED BY MANUFACTURER, LOGIC MODULE, 15 VAC / 12 VDC, 50/60 HZ, FOR PHOTOELECTRIC SENSOR, LIGHT/DARK OPERATE, TIME DELAY
    Buy Surplus As Low As $630.00
    $630.00
    HONEYWELL FE-TR8B-T103

    HONEYWELL

    MICROSWITCH

    FE-TR8B-T103

    DISCONTINUED BY MANUFACTURER, LOGIC MODULE, 15 VAC / 12 VDC, 50/60 HZ, FOR PHOTOELECTRIC SENSOR, LIGHT/DARK OPERATE, TIME DELAY
    Buy Surplus As Low As $630.00
    $630.00
    HONEYWELL MPLS 97-4172

    HONEYWELL

    MPLS 97-4172

    FLAME SENSOR, COMPLETE MODULE, WITH DYNAMIC SELF CHECK AMPLIFIER
    Buy Surplus As Low As $3,210.00
    $3,210.00
    Repair Yours $2,665.00
    HONEYWELL 129570-L3

    HONEYWELL

    NOTIFIER CO

    129570-L3

    SENSOR, FOR USE WITH 301EM-20, COMBUSTIBLE EXPLOSION PROOF SENSOR, GAIN 1.0-1.3 / METHANE
    $1,684.00 Buy Surplus As Low As $1,011.00
    $1,011.00
    Repair Yours $840.00
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