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    Results 101-150 of 751.
    HONEYWELL SD505-DTS-K

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    SD505-DTS-K

    REMOTE TEST SWITCH, FOR THE DUCTR DUCT SMOKE DETECTOR, RED, 24VDC, CSFM LISTED, MEA APPROVED, 429-92-E.VOL9 FM APPROVED
    ✓ IN STOCK!
    $133.30 Buy Surplus As Low As $87.98
    $87.98
    SCHNEIDER ELECTRIC ETD200-6

    SCHNEIDER ELECTRIC

    TAC

    ETD200-6

    ET SERIES TEMPERATURE SENSOR, 6", DUCT, 10K OHM THERMISTOR, I/NET COMPATIBLE, STEEL ENCLOSURE
    ✓ IN STOCK!
    $32.00 Buy Surplus As Low As $17.60
    $17.60
    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 $21.38
    $21.38
    HONEYWELL SSP128B010

    HONEYWELL

    SSP128B010

    DISCONTINUED BY MANUFACTURER, HUMIDITY SENSING PROBE
    ✓ IN STOCK!
    Buy Surplus As Low As $51.88
    $51.88
    HONEYWELL TC17A-1002

    HONEYWELL

    TC17A-1002

    DISCONTINUED BY MANUFACTURER, AIR DUCT SMOKE DETECTOR, 120 VAC, 60HZ
    ✓ IN STOCK!
    Buy Surplus As Low As $87.37
    $87.37
    Repair Yours $300.00
    HONEYWELL SK-DUCT-W

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    SK-DUCT-W

    INTELLIGENT NON-RELAY DUCT DETECTOR, INCLUDES SK-PHOTO-R-W DETECTOR (COMING SOON)
    ✓ IN STOCK!
    $458.17 Buy Surplus As Low As $274.90
    $274.90
    NORTEC 2598427

    NORTEC

    2598427

    AIR PROVING SWITCH SP, DUCT, MTD
    ✓ IN STOCK!
    $272.41 Buy Surplus As Low As $163.45
    $163.45
    MAXITROL 01724601-001

    MAXITROL

    01724601-001

    DUCT SENSOR, PAKSTAT SERIES I/II, SENSOR WITH 48" LEADS
    ✓ IN STOCK!
    $210.00 Buy Surplus As Low As $127.35
    $127.35
    AIR PRODUCTS & CONTROLS SL-2000-N

    AIR PRODUCTS & CONTROLS

    SL-2000-N

    DISCONTINUED BY MANUFACTURER, IONIZATION SENSOR, 4-WIRE, UNIVERSAL VOLTAGE, NO-TOOLS, LOW-FLOW TECHNOLOGY
    ✓ IN STOCK!
    Buy Surplus As Low As $280.06
    $280.06
    Repair Yours $300.00
    TASSERON THPF040

    TASSERON

    THPF040

    DUCT TEMPERATURE SENSOR, QWIK MINI NI1000, 4 IN PROBE, IP54
    ✓ IN STOCK!
    $21.89 Buy New $21.89
    $11.77
    GREYSTONE TE500BM12E21A6

    GREYSTONE

    TE500BM12E21A6

    DISCONTINUED BY MANUFACTURER,DUCT TRANSMITTER,300MM (12"), C/W 24 VAC/DC SUPPLY, METAL ENCLOSURE, 4-20MA OUTPUT,-50-50C(-58-122F) RANGE.
    ✓ IN STOCK!
    Buy Surplus As Low As $89.19
    $89.19
    TITAN PRODUCTS TPTDS

    TITAN PRODUCTS

    TPTDS

    DUCT TEMPERATURE SENSOR, 150MM PROBE, FLAME RETARDANT POLYCARBONATE, +/-0.2C @ 70C THERMISTOR, +/-0.4C (4-20MA), +/-0.5C (0-10V), 1.0MM RECOMMENDED 2.5MM MAX., IP65
    ✓ IN STOCK!
    $30.00 Buy Surplus As Low As $20.00
    $20.00
    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 $40.00
    $40.00
    PSG CONTROLS LVS-AH22

    PSG CONTROLS

    LVS-AH22

    DISCONTINUED BY MANUFACTURER,DUCT SENSOR UNIT,COOL/HEAT,REQUIRES 4 SENSORS NOT INCLUDED
    ✓ IN STOCK!
    Buy Surplus As Low As $11.68
    $11.68
    AUTOMATION COMPONENTS INC DT2630A-04

    AUTOMATION COMPONENTS INC

    DT2630A-04

    WIRELESS, TEMP, DUCT, 4"
    ✓ IN STOCK!
    $487.19 Buy New $487.19
    $218.16
    CURTISS WRIGHT 733-PB-W-018-4600H

    CURTISS WRIGHT

    ULTRA ELECTRONICS

    733-PB-W-018-4600H

    DUCT TEMPERATURE SENSOR WITH TRANSMITTER, PT100 RTD, 100OHMS @0C (32F) (DIN B), PAINTED STEEL BOX WITH COVER, NEMA 4, 18" INSERTION LENGTH, 100OHM PT RTD INPUT, PC PROGRAMMABLE, 4-20MA OUTPU ...
    ✓ IN STOCK!
    $598.00 Buy Surplus As Low As $359.00
    $359.00
    ULTRAVATION SS-UVCAT1200

    ULTRAVATION

    SS-UVCAT1200

    SIGNATURE TI02 PCO TECH 240V
    ✓ IN STOCK!
    $733.38 Buy Surplus As Low As $440.03
    $440.03
    ULTRAVATION SS-PTX-1224

    ULTRAVATION

    SS-PTX-1224

    SIGNATURE UVPHOTOMAX 24 VAC
    ✓ IN STOCK!
    $733.38 Buy Surplus As Low As $440.03
    $440.03
    SONTAY TT-325-K

    SONTAY

    TT-325-K

    SENSOR TEMPERATURE AIR DUCT STA1
    ✓ IN STOCK!
    $160.05 Buy Surplus As Low As $41.52
    $41.52
    SIEMENS QBM3020-5

    SIEMENS

    QBM3020-5

    AIR DUCT DIFFERENTIAL PRESSURE SENSOR, MEASURING RANGE: 0...500 PA, 0-10V OUTPUT, (S55720-S236) , QBM3020-5
    ✓ IN STOCK!
    $365.01 Buy Surplus As Low As $219.01
    $219.01
    ELECTRO CONTROLS ED-LST1

    ELECTRO CONTROLS

    ED-LST1

    SENSOR DUCT AIR VELOCITY 160MM PROBE 80X55MM IP65
    ✓ IN STOCK!
    Buy Surplus As Low As $23.37
    $23.37
    SIEMENS TT-531-K

    SIEMENS

    LANDIS & STAEFA

    TT-531-K

    DISCONTINUED BY MANUFACTURER, AIR SENSOR, STA 1
    ✓ IN STOCK!
    Buy Surplus As Low As $22.60
    $22.60
    THERMOKON 651226

    THERMOKON

    651226

    DUCT SENSOR, TEMPERATURE / RELATIVE HUMIDITY / ABSOLUTE HUMIDITY / ENTHALPY / DEW POINT, INTERFACE / ACTIVE / PASSIVE, 4..20 MA, IP65 ACCORDING TO EN 60529 PIPE, PA6, WITH FILTER STAINLESS S ...
    ✓ IN STOCK!
    $401.00 Buy Surplus As Low As $274.50
    $274.50
    VERIS CD2E

    VERIS

    CD2E

    UL 916; CE: EN61000-6-2, EN61000-6-3, EN61000 SERIES, IMMUNITY, EN 61326-1; FCC PART 15 CLASS A; REACH, ROHS, ROHS 2 (CHINA), RCM (AUSTRALIA), ICES-003 (CANADA), UKCA (UK), REPLACED PART# CD ...
    ✓ IN STOCK!
    $618.19 Buy Surplus As Low As $370.91
    $370.91
    HONEYWELL DTS-20

    HONEYWELL

    NOVAR CONTROLS CORP

    DTS-20

    DISCONTINUED BY MANUFACTURER, AIR DUCT SENSOR, RANGE 30-80F, OUTPUT 4-20MA
    ✓ IN STOCK!
    Buy Surplus As Low As $123.21
    $123.21
    KELE & ASSOCIATES KTD3-XN3

    KELE & ASSOCIATES

    KTD3-XN3

    DUCT THEMISTOR AND RTD SENSOR, 4.875 INCH, METALLIC ENCLOSURE, -40-221 DEGREES F, 10K OHMS @ 77 DEGREES F, TYPE 3, NIST CERTIFICATE
    ✓ IN STOCK!
    $61.58 Buy Surplus As Low As $21.06
    $21.06
    GREYSTONE TE-200BM7E2

    GREYSTONE

    TE-200BM7E2

    DISCONTINUED BY MANUFACTURER, TEMPERATURE SENSOR, DUCT 300MM (12") C/W METAL UTILITY ENCLOSRUE, 10K OHM, TYPE 3 THERMISTOR
    ✓ IN STOCK!
    Buy Surplus As Low As $17.78
    $17.78
    HONEYWELL C7041B2005/U

    HONEYWELL

    C7041B2005/U

    DUCT TEMPERATURE SENSOR, 20K, 6 INCH, OPERATING TEMPERATURE -30 TO 160F
    ✓ IN STOCK!
    $44.83 Buy Surplus As Low As $26.90
    $26.90
    WATTS E10-D

    WATTS

    E10-D

    DUCT SENSOR, 160 MM PROBE, FOR USE WITH E13-SERIES CONTROLLERS
    ✓ IN STOCK!
    $43.18 Buy Surplus As Low As $20.52
    $20.52
    TITAN PRODUCTS TP-T1/IS/4MMX100MM

    TITAN PRODUCTS

    TP-T1/IS/4MMX100MM

    DUCT TEMPERATURE SENSOR 100MM
    ✓ IN STOCK!
    $21.27 Buy Surplus As Low As $4.31
    $4.31
    SONTAY TT-531-A

    SONTAY

    TT-531-A

    AIR TEMPERATURE SENSOR OUTSIDE IP65
    ✓ IN STOCK!
    $33.84 Buy Surplus As Low As $7.50
    $7.50
    OPPERMANN REGELGERÄTE HT-T-I-150

    OPPERMANN REGELGERÄTE

    HT-T-I-150

    DUCT HUMIDITY AND TEMPERATURE SENSOR, 2 OUTPUTS: 0-10 V / 4-20 MA, SENSOR DIAMETER: 10 MM, SENSOR LENGTH: 150 MM
    ✓ IN STOCK!
    $347.34 Buy Surplus As Low As $151.17
    $151.17
    SIEMENS QBM3020-10

    SIEMENS

    QBM3020-10

    AIR DUCT DIFFERENTIAL PRESSURE SENSOR, MEASURING RANGE: 0....1000 PA, INPUT: 13.5-33 VDC/24 VAC, OUT: 0....10V, (S55720-S237)
    ✓ IN STOCK!
    $408.50 Buy Surplus As Low As $96.61
    $96.61
    ELECTRO CONTROLS EAV-4

    ELECTRO CONTROLS

    EAV-4

    SENSOR DUCT AIR VELOCITY 24VAC/DC 0-10VDC 0/4MS
    ✓ IN STOCK!
    $410.74 Buy Surplus As Low As $92.97
    $92.97
    Repair Yours $405.57
    SIEMENS QFM2140

    SIEMENS

    STAEFA CONTROL SYS

    QFM2140

    DISCONTINUED BY MANUFACTURER, DUCT SENSOR, 24 VAC/13.5-35 VDC, SCREW TERMINALS, 0-10 VDC SIGNAL OUTPUT, 90-154 MM IMMERSION LENGTH, FLANGE FIXING, -35 TO 50 DEGREE C, IP54
    ✓ IN STOCK!
    Buy Surplus As Low As $142.58
    $142.58
    ALERTON TS-2006-GD-10-AA

    ALERTON

    TS-2006-GD-10-AA

    DISCONTINUED BY MANUFACTURER, DUCT SENSOR, SINGLE POINT, 8 X 1/2 INCH KNOCKOUTS, 1/4 INCH PROBE DIAMETER, 10 KOHM, 5.64 INCH PROBE, W/ GALVANIZED JUNCTION BOX, W/ FOAM PAD, YELLOW WIRES, NEM ...
    ✓ IN STOCK!
    Buy Surplus As Low As $84.58
    $84.58
    INGERSOLL RAND X13790027-03

    INGERSOLL RAND

    TRANE

    X13790027-03

    DISCONTINUED BY MANUFACTURER, TEMPERATURE SENSOR, DUCT/IMMERSION,1000 OHM C
    ✓ IN STOCK!
    Buy Surplus As Low As $5.68
    $5.68
    AUTOMATION COMPONENTS INC A/CP-DO-6"-10'

    AUTOMATION COMPONENTS INC

    A/CP-DO-6"-10'

    DUCT 6", NO BOX, 10'
    ✓ IN STOCK!
    $50.00 Buy New $50.00
    $16.28
    TITAN PRODUCTS TPT30DS/S

    TITAN PRODUCTS

    TPT30DS/S

    DUCT AVERAGING TEMP/SENSOR
    ✓ IN STOCK!
    $199.05 Buy Surplus As Low As $32.46
    $32.46
    AUTOMATION COMPONENTS INC A/592-10K-D-8"-PB

    AUTOMATION COMPONENTS INC

    A/592-10K-D-8"-PB

    DUCT TEMPERATURE SENSOR, 3-WIRE, 2.48-3.78VDC
    ✓ IN STOCK!
    $40.00 Buy New $40.00
    $19.01
    ELECTRO CONTROLS EAV-10

    ELECTRO CONTROLS

    EAV-10

    SENSOR DUCT AIR VELOCITY 24VAC/DC 0-10VDC 0/10MS
    ✓ IN STOCK!
    $410.74 Buy Surplus As Low As $140.29
    $140.29
    Repair Yours $405.57
    HONEYWELL SD505-ADHR

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    SD505-ADHR

    DISCONTINUED BY MANUFACTURER, DUCT DETECTOR HOUSING, WITH RELAY MODULE, ADDRESSABLE, 12 X 8 X 5 INCH DIMENSIONS, 10-85% HUMIDITY
    Buy Surplus As Low As $607.54
    $607.54
    Repair Yours $400.00
    ROBERTSHAW TSP-85653

    ROBERTSHAW

    TSP-85653

    DUCT TEMPERATURE SENSOR 40/140F
    Buy Surplus As Low As $660.00
    $660.00
    Repair Yours $560.00
    JOHNSON CONTROLS S1-NSBPB7003-0

    JOHNSON CONTROLS

    YORK

    S1-NSBPB7003-0

    SENSOR,ZONE,NETWORK,ADDR SWITCH,W/LOGO
    $2,446.00 Buy Surplus As Low As $1,468.00
    $1,468.00
    JOHNSON CONTROLS S1-025-51962-000

    JOHNSON CONTROLS

    YORK

    S1-025-51962-000

    SENSOR,CO2,W/PITOT,18-30VACS/10.8-42VDC
    $3,593.00 Buy Surplus As Low As $2,156.00
    $2,156.00
    JOHNSON CONTROLS S1-NSBPB7001-0

    JOHNSON CONTROLS

    YORK

    S1-NSBPB7001-0

    SENSOR,ZONE,NETWORK,MOD JACK,W/LOGO
    $2,259.00 Buy Surplus As Low As $1,356.00
    $1,356.00
    JOHNSON CONTROLS S1-2AQ-04701-024

    JOHNSON CONTROLS

    YORK

    S1-2AQ-04701-024

    KIT,SENSOR,C02,WALL MTG,JCI ECONOMIZER
    $2,322.00 Buy Surplus As Low As $1,394.00
    $1,394.00
    JOHNSON CONTROLS S1-025-52915-000

    JOHNSON CONTROLS

    YORK

    S1-025-52915-000

    SYSTEM,MEASURING,AIRFLOW,AFMS-YK-003
    $20,754.00 Buy Surplus As Low As $12,453.00
    $12,453.00
    EBTRON GTC116-PC

    EBTRON

    GTC116-PC

    AIRFLOW / TEMPERATURE MEASUREMENT DEVICE, GTX116E-PC, ADVANTAGE IV, UP TO 16 SENSOR NODES, LINEAR ANALOG OUTPUT, ADDITIONAL FIELD SELECTABLE, BACNET MS/TP OR MODBUS RTU, ISOLATED RS-485 NETW ...
    Buy Surplus As Low As $720.00
    $720.00
    Repair Yours $598.00
    SIEMENS QFA3010.BU

    SIEMENS

    QFA3010.BU

    TEMPERATURE SENSOR
    Buy Surplus As Low As $528.00
    $528.00
    Repair Yours $440.00
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