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    Results 1-50 of 754.
    KMC CONTROLS STE-1404M

    KMC CONTROLS

    STE-1404M

    DISCONTINUED BY MANUFACTURER, DUCT SENSOR, 12 INCH, RIGID, 12 INCH PROBE, WITH METAL ENCLOSURE
    ✓ IN STOCK!
    Buy Surplus As Low As $24.29
    $24.29
    HONEYWELL SSP128B010

    HONEYWELL

    SSP128B010

    DISCONTINUED BY MANUFACTURER, HUMIDITY SENSING PROBE
    ✓ IN STOCK!
    Buy Surplus As Low As $58.95
    $58.95
    HONEYWELL C7031C-1031

    HONEYWELL

    C7031C-1031

    DISCONTINUED BY MANUFACTURER, DUCT SENSOR, XL-80/100/500, 18INCHES, 40-240F
    ✓ IN STOCK!
    Buy Surplus As Low As $56.56
    $56.56
    HONEYWELL C7600C-1008

    HONEYWELL

    C7600C-1008

    DISCONTINUED BY MANUFACTURER, HUMIDITY SENSOR, DUCT MOUNT, 4-20MA
    ✓ IN STOCK!
    Buy Surplus As Low As $48.45
    $48.45
    HONEYWELL HP971A-1008

    HONEYWELL

    HP971A-1008

    SPACE HUMIDITY SENSOR, PNEUMATIC, DIRECT ACTING, 15-75 PERCENT RELATIVE HUMIDITY
    ✓ IN STOCK!
    $851.95 Buy Surplus As Low As $511.17
    $511.17
    SMC ISA11-1L-01BG

    SMC

    ISA11-1L-01BG

    DISCONTINUED BY MANUFACTURER, AIR CATCH SENSOR, KIT/ACCESSORY, BRKT & GAUGE
    ✓ IN STOCK!
    Buy Surplus As Low As $87.99
    $87.99
    HONEYWELL T7022A-1010

    HONEYWELL

    T7022A-1010

    AIR DUCT SENSOR, 1420 OHMS THERMISTOR, 60-90 DEGREE F TEMPERATURE RANGE
    ✓ IN STOCK!
    $264.04 Buy Surplus As Low As $174.27
    $174.27
    HONEYWELL LP910A-1007

    HONEYWELL

    LP910A-1007

    THERMOSTAT AIR STREAM SENSOR
    ✓ IN STOCK!
    Buy Surplus As Low As $96.80
    $96.80
    Repair Yours $300.00
    SIEMENS 587-691

    SIEMENS

    STAEFA CONTROL SYS

    587-691

    DISCONTINUED BY MANUFACTURER, DUCT POINT TEMPERATURE, SENSOR, 10K OHM
    ✓ IN STOCK!
    $17.28 Buy Surplus As Low As $9.04
    $9.04
    SIEMENS 544-339-18

    SIEMENS

    SIEMENS INDUSTRY

    544-339-18

    TEMPERATURE DUCT SENSOR, PT 1K OHM, 18" PROBE, MEASURING RANGE: -40 TO 180 DEG F
    ✓ IN STOCK!
    $55.00 Buy New $55.00
    $34.20
    JOHNSON CONTROLS SEN-500-3

    JOHNSON CONTROLS

    SEN-500-3

    TEMPERATURE MODULE, OUTDOOR AIR, WITH DUCT MOUNT SENSOR
    ✓ IN STOCK!
    $117.60 Buy Surplus As Low As $78.40
    $78.40
    HONEYWELL LP914A-1029

    HONEYWELL

    LP914A-1029

    WELL MOUNT, ROD AND TUBE PNUEMATIC, 15IN. TEMPERAUTRE SENSOR, RANGE 40-240F (5-115C)
    ✓ IN STOCK!
    $682.00 Buy Surplus As Low As $104.44
    $104.44
    JOHNSON CONTROLS W43A-14

    JOHNSON CONTROLS

    PENN BASO

    W43A-14

    HUMIDISTAT, 0/70% RH SPDT, LOW LINE VOLTAGE, HORIZONTAL OR VERTICAL MTG
    ✓ IN STOCK!
    $308.00 Buy Surplus As Low As $235.00
    $235.00
    JOHNSON CONTROLS F62AA-9C

    JOHNSON CONTROLS

    F62AA-9C

    DISCONTINUED BY MANUFACTURER, AIR FLOW SWITCH, F62 SERIES, 8/16 AMP, 115/230 V, 2000 FPM, 4 INCH WIDTH, 2 13/16 INCH DIAMETER, 100 DEGREE F MAX AMBIENT, SPDT
    ✓ IN STOCK!
    Buy Surplus As Low As $95.87
    $95.87
    JOHNSON CONTROLS CD-P00-00-0

    JOHNSON CONTROLS

    CD-P00-00-0

    DISCONTINUED BY MANUFACTURER, TRANSMITTER SENSOR, CO2, 30V, DUCT MOUNT
    ✓ IN STOCK!
    Buy Surplus As Low As $693.88
    $693.88
    Repair Yours $560.00
    SIEMENS 500-649706

    SIEMENS

    PYROTRONICS

    500-649706

    DISCONTINUED BY MANUFACTURER, AIR DUCT MONITORING HOUSING, OPERATING TEMPERATURE RANGE / 32-100 DRGREE F, VELOCITY RANGE / 100-4000 FPM, 5 AMP, TUBE PRESSURE DIFFERENTIAL RANGE / .01-1.2 INC ...
    ✓ IN STOCK!
    Buy Surplus As Low As $160.21
    $160.21
    ALERTON MS-1010H-BT

    ALERTON

    MS-1010H-BT

    ONE-SPEED BACTALK MICROSET WALL SENSOR, WITH RH SENSOR, 10 KOHM AT 77 DEG-F, 1822 AWG, SHIELDED, TWO-CONDUCTOR
    ✓ IN STOCK!
    Buy Surplus As Low As $557.92
    $557.92
    UNITED TECHNOLOGIES 33CSSEN-01

    UNITED TECHNOLOGIES

    CARRIER

    33CSSEN-01

    DISCONTINUED BY MANUFACTURER,TEMPERATURE SENSOR,INDOOR/OUTDOOR,-67-185 DEGREES F,-55,TO,85 DEGREES C
    ✓ IN STOCK!
    Buy Surplus As Low As $137.57
    $137.57
    SIEMENS 544-343

    SIEMENS

    LANDIS & GYR

    544-343

    DUCT SENSOR 1000OHM PLATINUM RTD INPUT 18IN/PROBE
    ✓ IN STOCK!
    $95.40 Buy Surplus As Low As $47.57
    $47.57
    Repair Yours $300.00
    ACI ADVANCE CONTROLS INC A/RH3-R

    ACI ADVANCE CONTROLS INC

    A/RH3-R

    HUMIDITY TRANSMITTER, +/-3PERCENT ACCURACY
    ✓ IN STOCK!
    $265.00 Buy Surplus As Low As $111.07
    $111.07
    Repair Yours $300.00
    WARREN GV SAF-1026

    WARREN GV

    SAF-1026

    DISCONTINUED BY MANUFACTURER, AIR FLOW SENSOR, 1000 FPM
    ✓ IN STOCK!
    Buy Surplus As Low As $55.85
    $55.85
    HONEYWELL LP914A-1144

    HONEYWELL

    LP914A-1144

    INSERTION TEMPERATURE SENSOR, RANGE 25-125 DEGREES F, DUCT MOUNTING, 15IN ELEMENT
    ✓ IN STOCK!
    $517.14 Buy Surplus As Low As $310.29
    $310.29
    HONEYWELL LP914A-1052

    HONEYWELL

    LP914A-1052

    TEMPERATURE SENSOR, 6-1/2 INCH LONG, 40-240DEG F
    ✓ IN STOCK!
    $841.27 Buy Surplus As Low As $504.76
    $504.76
    HONEYWELL C7031J-1050

    HONEYWELL

    C7031J-1050

    DISCONTINUED BY MANUFACTURER, AVERAGING ELEMENT, DUCT SENSOR, ELECTRONIC CIRCUIT, LENGTH 12 INCH, RANGE: 40-180 DEGREES F
    ✓ IN STOCK!
    Buy Surplus As Low As $114.69
    $114.69
    MAMAC SYSTEMS HU-224-3-MA

    MAMAC SYSTEMS

    HU-224-3-MA

    DUCT MOUNT HUMIDITY TRANSDUCER, 3& ACCURACY, 4-20MA, 2WIRE OUTPUT, 12-40VDC
    ✓ IN STOCK!
    $152.00 Buy New $152.00
    $80.67
    MAMAC SYSTEMS TE-705-B-17-C-1

    MAMAC SYSTEMS

    TE-705-B-17-C-1

    RIGID DUCT AVERAGING SENSOR - THERMISTOR, GALVANIZED STEEL NEMA-1 ENCLOSURE, 20,000 OHM NTC THERMISTOR, PROBE TYPE 24 FT, BENDABLE 3/8" ALUMINUM
    ✓ IN STOCK!
    $102.00 Buy New $102.00
    $51.72
    HONEYWELL C7031B-1033

    HONEYWELL

    C7031B-1033

    DUCT SENSOR ELECTRONIC CIRCUIT FOR XL 80/100/500
    ✓ IN STOCK!
    $61.20 Buy Surplus As Low As $26.78
    $26.78
    Repair Yours $300.00
    HONEYWELL TP974A-1000

    HONEYWELL

    TP974A-1000

    DISCONTINUED BY MANUFACTURER, SENSOR, DIRECT ACTING, TEMPERATURE RANGE 50-100 DEGREE F
    ✓ IN STOCK!
    Buy Surplus As Low As $79.25
    $79.25
    HONEYWELL TP974A-2000-3

    HONEYWELL

    TP974A-2000-3

    DISCONTINUED BY MANUFACTURER, PNEUMATIC SPACE TEMPERATURE SENSOR, DIRECT ACTING, 50-100DEGREES FARENHEIT
    ✓ IN STOCK!
    Buy Surplus As Low As $97.73
    $97.73
    Repair Yours $300.00
    MAMAC SYSTEMS TE-705-B-5-C-1

    MAMAC SYSTEMS

    TE-705-B-5-C-1

    RIGID DUCT AVERAGING SENSOR - RTD, GALVANIZED STEEL NEMA-1 ENCLOSURE, 1,000 OHM BALCO RTD, PROBE TYPE 24 FT, BENDABLE 3/8" ALUMINUM
    ✓ IN STOCK!
    $122.00 Buy New $122.00
    $74.00
    JOHNSON CONTROLS HE-67P3-0N00W

    JOHNSON CONTROLS

    HE-67P3-0N00W

    DISCONTINUED BY MANUFACTURER, HUMIDITY ELEMENT SENSOR. HUMIDITY ELEMENT SENSOR PLATINUM TEMP SENSOR 3% RH ACCURACY NO SETPT
    ✓ IN STOCK!
    $75.75 Buy Surplus As Low As $45.45
    $45.45
    AUTOMATION COMPONENTS INC A/AN-D-12"-PB

    AUTOMATION COMPONENTS INC

    A/AN-D-12"-PB

    10, 000 OHM THERMISTOR (TYPE III), DUCT, 12", PLASTIC ENCLOSURE
    ✓ IN STOCK!
    $26.52 Buy New $26.52
    $18.41
    SIEMENS QPA63.1

    SIEMENS

    LANDIS & GYR

    QPA63.1

    AIR QUALITY SENSORS, POWER SUPPLY: 24 VAC, OUTPUT SIGNAL: 0-10VDC, SENSOR: CO2 / COV, MOUNTING: ROOM, PROTECTION CLASS: IP30 / IP54
    ✓ IN STOCK!
    Buy Surplus As Low As $478.69
    $478.69
    Repair Yours $317.85
    MAMAC SYSTEMS TE-705-B-4-C-1

    MAMAC SYSTEMS

    TE-705-B-4-C-1

    RIGID DUCT AVERAGING SENSOR - RTD, GALVANIZED STEEL NEMA-1 ENCLOSURE, 1,000 OHM NICKEL RTD (6000 PPM), PROBE TYPE 24 FT, BENDABLE 3/8" ALUMINUM
    ✓ IN STOCK!
    $122.00 Buy New $122.00
    $46.83
    MAMAC SYSTEMS TE-705-B-4-A-1

    MAMAC SYSTEMS

    TE-705-B-4-A-1

    RIGID DUCT AVERAGING SENSOR - RTD, GALVANIZED STEEL NEMA-1 ENCLOSURE, 1,000 OHM NICKEL RTD (6000 PPM), PROBE LENGTH 6 FT, BENDABLE 3/8" ALUMINIMUM
    ✓ IN STOCK!
    $106.00 Buy New $106.00
    $81.00
    MAMAC SYSTEMS TE-705-B-17-B-1

    MAMAC SYSTEMS

    TE-705-B-17-B-1

    RIGID DUCT AVERAGING SENSOR - THERMISTOR, GALVANIZED STEEL NEMA-1 ENCLOSURE, 20,000 OHM NTC THERMISTOR, PROBLE LENGTH-12 FT, BENDABLE ALUMINUM 3/8"
    ✓ IN STOCK!
    $94.00 Buy New $94.00
    $72.00
    JOHNSON CONTROLS A91PAA-1

    JOHNSON CONTROLS

    A91PAA-1

    DISCONTINUED BY MANUFACTURER, DUCT SENSOR, OPEN TYPE, 60/120F
    ✓ IN STOCK!
    Buy Surplus As Low As $51.01
    $51.01
    MAMAC SYSTEMS TE-705-B-8-C-1

    MAMAC SYSTEMS

    TE-705-B-8-C-1

    RIGID DUCT AVERAGING SENSOR - THERMISTOR, GALVANIZED STEEL NEMA-1 ENCLOSURE, 10,000 OHM NTC THERMISTOR (CAREL), PROBE TYPE 24 FT, BENDABLE 3/8" ALUMINUM
    ✓ IN STOCK!
    $102.00 Buy New $102.00
    $62.00
    INVENSYS TS-58011

    INVENSYS

    BARBER COLMAN

    TS-58011

    DISCONTINUED BY MANUFACTURER 12/19/2015, REMOTE TEMPERATURE SENSOR, WALL MOUNT, PLATIMUM, BLANK COVER, 1000 OHM
    ✓ IN STOCK!
    Buy Surplus As Low As $65.56
    $65.56
    INVENSYS TS-5951-0-0-1

    INVENSYS

    ROBERTSHAW

    TS-5951-0-0-1

    DISCONTINUED BY MANUFACTURER, SENSOR COPPER OUTDOOR AIR 1000 OHM
    ✓ IN STOCK!
    Buy Surplus As Low As $28.83
    $28.83
    MAMAC SYSTEMS TE-705-B-12-A-1

    MAMAC SYSTEMS

    TE-705-B-12-A-1

    RIGID DUCT AVERAGING SENSOR - THERMISTOR, GALVANIZED STEEL NEMA-1 ENCLOSURE, 10,000 OHM NTC THERMISTOR (TYPE II), PROBE LENGTH 6 FT, BENDABLE 3/8" ALUMINIMUM
    ✓ IN STOCK!
    $88.00 Buy New $88.00
    $67.00
    ACI ADVANCE CONTROLS INC TS-5024-XD-10-AB

    ACI ADVANCE CONTROLS INC

    TS-5024-XD-10-AB

    DUCT AVERAGING SENSOR, FLEXIBLE, 24 FT, A/CP-FA-24-GD
    ✓ IN STOCK!
    $148.47 Buy Surplus As Low As $82.46
    $82.46
    SIEMENS QAM1035.008P-EACH

    SIEMENS

    LANDIS & GYR

    QAM1035.008P-EACH

    DUCT TEMP SENSOR, 100K OHM THERMISTOR, FOR TEC COMMISSIONING ONLY, PRICE/EACH
    ✓ IN STOCK!
    $27.27 Buy Surplus As Low As $14.56
    $14.56
    ACI ADVANCE CONTROLS INC TS-2008-PD-10-AB

    ACI ADVANCE CONTROLS INC

    TS-2008-PD-10-AB

    DISCONTINUED BY MANUFACTURER, DUCT SENSOR, TS-2000-PD SERIES,10 KOHMS, 7.7 INCH PROBE
    ✓ IN STOCK!
    Buy Surplus As Low As $52.35
    $52.35
    HONEYWELL SK-DUCT

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    SK-DUCT

    DISCONTINUED BY MANUFACTURER, DUCT DETECTOR, WITH PHOTO AND NO RELAY, REPLACED BY PART# SK-DUCT-W
    ✓ IN STOCK!
    Buy Surplus As Low As $183.57
    $183.57
    INGERSOLL RAND BAYSENS019A

    INGERSOLL RAND

    TRANE

    BAYSENS019A

    DISCONTINUED BY MANUFACTURER, ZONE SENSOR, PROGRAMMABLE, CONSTANT VOLUME, W/ DSIPLAY
    ✓ IN STOCK!
    Buy Surplus As Low As $503.72
    $503.72
    Repair Yours $350.00
    INGERSOLL RAND BAYSENS017B

    INGERSOLL RAND

    TRANE

    BAYSENS017B

    DISCONTINUED BY MANUFACTURER, REMOTE ZONE SENSOR
    ✓ IN STOCK!
    Buy Surplus As Low As $63.62
    $63.62
    AUTOMATION COMPONENTS INC A/RH5-1K-NI-D

    AUTOMATION COMPONENTS INC

    A/RH5-1K-NI-D

    RELATIVE HUMIDITY, RH OUTPUTS: 0-5, 0-10 VDC & 4-20MA (DEFAULT), DUCT, ± 5% ACCURACY, 100 OHM RTD (TWO WIRES), EURO ENCLOSURE
    ✓ IN STOCK!
    $144.00 Buy New $144.00
    $95.68
    INVENSYS HS-8201

    INVENSYS

    BARBER COLMAN

    HS-8201

    HUMIDITY SENSOR, DUCT, SOLID STATE
    ✓ IN STOCK!
    $336.33 Buy Surplus As Low As $150.94
    $150.94
    Repair Yours $300.00
    SIEMENS QVM62.1

    SIEMENS

    SIEMENS INDUSTRY

    QVM62.1

    DISCONTINUED BY MANUFACTURER, AIR VELOCITY DUCT SENSOR, SENSOR AIR VELOCITY 0/3000FPM, 0-10 VDC
    ✓ IN STOCK!
    Buy Surplus As Low As $138.62
    $138.62
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