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    Results 1-50 of 751.
    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
    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
    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
    HONEYWELL WTS-10

    HONEYWELL

    NOVAR CONTROLS CORP

    WTS-10

    ZONE TEMPERATURE SENSOR, WALL MOUNT, 20-120 DEG FAHRENHEIT, 4-20 MA
    ✓ IN STOCK!
    $1,411.93 Buy Surplus As Low As $601.27
    $601.27
    JOHNSON CONTROLS HLC-6110-5

    JOHNSON CONTROLS

    HLC-6110-5

    DUCT HUMIDISTAT 30-90PERCENT ADJ 24VAC 20-30VDC
    ✓ IN STOCK!
    Buy Surplus As Low As $502.00
    $502.00
    Repair Yours $330.00
    REZNOR 222754

    REZNOR

    222754

    15-35DC/15-24AC 0-10VDC OUTPUT
    ✓ IN STOCK!
    $1,248.74 Buy Surplus As Low As $749.24
    $749.24
    UNITED TECHNOLOGIES 0843P-0586

    UNITED TECHNOLOGIES

    CARRIER

    0843P-0586

    SENSOR, DUCT, TEMP (THERMISTOR)
    ✓ IN STOCK!
    $2,328.55 Buy New $2,328.55
    $1,397.13
    UNITED TECHNOLOGIES 0843P-0830

    UNITED TECHNOLOGIES

    CARRIER

    0843P-0830

    DXLAT SENSOR 10K TYPE 2 18"
    ✓ IN STOCK!
    $838.52 Buy New $838.52
    $503.11
    DELTA M CORP FS4100

    DELTA M CORP

    FS4100

    DISCONTINUED BY MANUFACTURER, MASS AIR FLOW SENSOR, 110V, .1A CURRENT, 50/60HZ
    ✓ IN STOCK!
    Buy Surplus As Low As $540.00
    $540.00
    HONEYWELL T7022A-1010

    HONEYWELL

    T7022A-1010

    AIR DUCT SENSOR, 1420 OHMS THERMISTOR, 60-90 DEGREE F TEMPERATURE RANGE
    ✓ IN STOCK!
    $214.29 Buy Surplus As Low As $141.43
    $141.43
    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 HP971A-1008

    HONEYWELL

    HP971A-1008

    SPACE HUMIDITY SENSOR, PNEUMATIC, DIRECT ACTING, 15-75 PERCENT RELATIVE HUMIDITY
    ✓ IN STOCK!
    $1,175.00 Buy Surplus As Low As $289.67
    $289.67
    HONEYWELL LP914A-1052

    HONEYWELL

    LP914A-1052

    TEMPERATURE SENSOR, 6-1/2 INCH LONG, 40-240DEG F
    ✓ IN STOCK!
    $827.20 Buy Surplus As Low As $340.83
    $340.83
    HONEYWELL LP914A-1144

    HONEYWELL

    LP914A-1144

    INSERTION TEMPERATURE SENSOR, RANGE 25-125 DEGREES F, DUCT MOUNTING, 15IN ELEMENT
    ✓ IN STOCK!
    $509.06 Buy Surplus As Low As $305.43
    $305.43
    HONEYWELL C7600C-1008

    HONEYWELL

    C7600C-1008

    DISCONTINUED BY MANUFACTURER, HUMIDITY SENSOR, DUCT MOUNT, 4-20MA
    ✓ IN STOCK!
    Buy Surplus As Low As $31.92
    $31.92
    WARREN GV SAF-1026

    WARREN GV

    SAF-1026

    DISCONTINUED BY MANUFACTURER, AIR FLOW SENSOR, 1000 FPM
    ✓ IN STOCK!
    Buy Surplus As Low As $49.15
    $49.15
    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 $44.00
    $44.00
    Repair Yours $300.00
    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
    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
    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 $127.94
    $127.94
    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 New $75.75
    $45.45
    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
    TITUS 100269-01

    TITUS

    100269-01

    HOT WIRE SENSOR/SIZE 4-10
    ✓ IN STOCK!
    $131.40 Buy Surplus As Low As $78.84
    $78.84
    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
    $55.00
    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
    $51.00
    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
    $46.00
    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
    $68.03
    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
    $45.00
    MAMAC SYSTEMS TE-705-B-12-C-1

    MAMAC SYSTEMS

    TE-705-B-12-C-1

    RIGID DUCT AVERAGING SENSOR - THERMISTOR, GALVANIZED STEEL NEMA-1 ENCLOSURE, 10,000 OHM NTC THERMISTOR (TYPE II), PROBE TYPE 24 FT, BENDABLE 3/8" ALUMINUM
    ✓ IN STOCK!
    $102.00 Buy New $102.00
    $68.00
    JOHNSON CONTROLS W43A-14

    JOHNSON CONTROLS

    PENN BASO

    W43A-14

    HUMIDISTAT, 0/70% RH SPDT, LOW LINE VOLTAGE, HORIZONTAL OR VERTICAL MTG
    ✓ IN STOCK!
    $335.41 Buy New $335.41
    $254.91
    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 $96.00
    $96.00
    Repair Yours $300.00
    HONEYWELL LP914A-1029

    HONEYWELL

    LP914A-1029

    WELL MOUNT, ROD AND TUBE PNUEMATIC, 15IN. TEMPERAUTRE SENSOR, RANGE 40-240F (5-115C)
    ✓ IN STOCK!
    $934.22 Buy Surplus As Low As $448.43
    $448.43
    HONEYWELL LP914A1045

    HONEYWELL

    LP914A1045

    TEMPERATURE SENSR INSERTION TYP. 6.5 INCH -40 160F,PNEUMATIC TEMPERATURE SENSOR LP914,LP914A1045 DESCRIPTION: DA -40/160F DUCT MOUNT TEMP SENSOR
    ✓ IN STOCK!
    $558.00 Buy Surplus As Low As $318.06
    $318.06
    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
    JOHNSON CONTROLS SEN-500-3

    JOHNSON CONTROLS

    SEN-500-3

    TEMPERATURE MODULE, OUTDOOR AIR, WITH DUCT MOUNT SENSOR
    ✓ IN STOCK!
    $120.55 Buy New $120.55
    $51.52
    HONEYWELL C7031B-1033

    HONEYWELL

    C7031B-1033

    DUCT SENSOR ELECTRONIC CIRCUIT FOR XL 80/100/500
    ✓ IN STOCK!
    $61.20 Buy Surplus As Low As $19.27
    $19.27
    Repair Yours $300.00
    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!
    $55.65 Buy New $55.65
    $33.39
    REZNOR 222753

    REZNOR

    222753

    DISCHARGE AIR SENSOR
    ✓ IN STOCK!
    $240.66 Buy Surplus As Low As $144.39
    $144.39
    REZNOR 206112

    REZNOR

    206112

    AIR DISCHARGE SENSOR
    ✓ IN STOCK!
    $149.33 Buy Surplus As Low As $89.60
    $89.60
    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
    HONEYWELL LP910A-1007

    HONEYWELL

    LP910A-1007

    THERMOSTAT AIR STREAM SENSOR
    ✓ IN STOCK!
    Buy Surplus As Low As $39.60
    $39.60
    Repair Yours $300.00
    TITUS 3151520004

    TITUS

    3151520004

    TITUS MULTIPOINT SENSOR 8"
    ✓ IN STOCK!
    $269.00 Buy Surplus As Low As $178.00
    $178.00
    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-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
    $56.75
    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 $369.96
    $369.96
    Repair Yours $300.00
    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 $60.97
    $60.97
    HONEYWELL HP971A-1016

    HONEYWELL

    HP971A-1016

    DISCONTINUED BY MANUFACTURER, PNEUMATIC SPACE HUMIDTY SENSOR, DIRECT ACTING, 65-95% RH
    ✓ IN STOCK!
    Buy Surplus As Low As $60.00
    $60.00
    Repair Yours $300.00
    PRECON ST-W3E-XH-XL4

    PRECON

    ST-W3E-XH-XL4

    DUCT SENSOR, WITH 4 INCH PROBE, STAINLESS STEEL, COVER
    ✓ IN STOCK!
    $74.74 Buy Surplus As Low As $46.63
    $46.63
    INVENSYS HS-8201

    INVENSYS

    BARBER COLMAN

    HS-8201

    HUMIDITY SENSOR, DUCT, SOLID STATE
    ✓ IN STOCK!
    $261.95 Buy Surplus As Low As $172.89
    $172.89
    Repair Yours $300.00
    DELTA CONTROLS 400369

    DELTA CONTROLS

    400369

    DISCONTINUED BY MANUFACTURER, AIR DUCT SENSOR, HUMIDITY/TEMPERATURE SENSING, 10K-OHM RTD SENSOR, 12-35VDC INPUT RATING, 0-5V 4-20MA OUTPUT RATING, 1/2INCH ENCLOSURE CONNECTION, NPSM RELAY OU ...
    ✓ IN STOCK!
    Buy Surplus As Low As $58.52
    $58.52
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