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    Safety Systems / Gas Monitoring System

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    Results 1-50 of 844.
    AIR SYSTEMS INTERNATIONAL BB50-CO

    AIR SYSTEMS INTERNATIONAL

    BB50-CO

    PORTABLE FILTRATION PANEL, FILTER INCOMING AIR FROM A COMPRESSOR, 125 PSI MAX PRESSURE, AC POWER/BATTERY OPERATED, FILTER BULK WATER AND PARTICULATE, HAS AN AUTO DRAIN, ELIMINATES ATOMIZED O ...
    ✓ IN STOCK!
    $3,927.60 Buy Surplus As Low As $2,356.56
    $2,356.56
    Repair Yours $2,174.00
    INDUSTRIAL SCIENTIFIC 1702-3516

    INDUSTRIAL SCIENTIFIC

    1702-3516

    DISCONTINUED BY MANUFACTURER, OXYGEN SENSOR, FOR GAS MONITOR
    ✓ IN STOCK!
    Buy Surplus As Low As $388.00
    $388.00
    GENERAL MONITORS INC 10014-1

    GENERAL MONITORS INC

    10014-1

    GAS SENSOR, COMBUSTIBLE GAS, 400 DEG F/200 DEG C MAX, ALUMINUM, FOR USE WITH S4000CH-1-0-03-1
    ✓ IN STOCK!
    $1,708.00 Buy Surplus As Low As $1,025.00
    $1,025.00
    VALQUIP HTM-50

    VALQUIP

    HTM-50

    DISCONTINUED BY MANUFACTURER, TRANSMITTER TRACE MONITOR
    ✓ IN STOCK!
    Buy Surplus As Low As $427.68
    $427.68
    Repair Yours $360.00
    HONEYWELL R4140G1049

    HONEYWELL

    R4140G1049

    DISCONTINUED BY MANUFACTURER, PROGRAM CONTROL, FLAME SAFEGUARD, 120/60SEC, NO COVER
    ✓ IN STOCK!
    Buy Surplus As Low As $529.20
    $529.20
    Repair Yours $490.00
    INDUSTRIAL SCIENTIFIC LTX310

    INDUSTRIAL SCIENTIFIC

    LTX310

    DISCONTINUED BY MANUFACTURER, MULTI GAS MONITOR DETECTOR, PERMISSABLE METHANE-TOXIC-OXYGEN MONITOR
    ✓ IN STOCK!
    Buy Surplus As Low As $306.00
    $306.00
    Repair Yours $299.00
    MSA A-ULTX-PCB-AE3000

    MSA

    A-ULTX-PCB-AE3000

    DISCONTINUED BY MANUFACTURER, GAS MONITOR, ULTIMA X SERIES, GENERAL PURPOSE, 4-20 MA, 3-WIRE TOXIC AND O2 SENSORS, NO LEDS AND NO RELAYS, NASO VERSION
    ✓ IN STOCK!
    Buy Surplus As Low As $1,940.00
    $1,940.00
    Repair Yours $1,290.00
    TELEDYNE M300E

    TELEDYNE

    M300E

    GAS FILTER CO ANALYZER
    ✓ IN STOCK!
    $8,957.00 Buy Surplus As Low As $6,808.00
    $6,808.00
    Repair Yours $4,505.00
    HONEYWELL B710LPBP

    HONEYWELL

    NOTIFIER CO

    B710LPBP

    FIRE ALARM BASE MODEL, DISCONTINUED
    Buy Surplus As Low As $45.00
    $45.00
    MSA A-ULTX-SENS-39-2-0

    MSA

    A-ULTX-SENS-39-2-0

    GAS SENSOR, ULTIMA X SERIES, 0-100 PERCENT, PROPANE, STAINLESS STEEL, NPT THREADS
    ✓ IN STOCK!
    $4,187.00 Buy Surplus As Low As $2,513.00
    $2,513.00
    MSA 473693

    MSA

    473693

    SENSING HEAD, MODEL 1-3 REPLACEMENT
    ✓ IN STOCK!
    $2,422.00 Buy Surplus As Low As $1,454.00
    $1,454.00
    SIERRA MONITOR 5100-02-IT

    SIERRA MONITOR

    5100-02-IT

    DISCONTINUED BY MANUFACTURER, GAS SENSOR MODULE, 4-20 MA OUTPUT, 24 VDC
    ✓ IN STOCK!
    Buy Surplus As Low As $1,600.00
    $1,600.00
    Repair Yours $1,196.00
    GENERAL MONITORS INC 18-01-100

    GENERAL MONITORS INC

    18-01-100

    DISCONTINUED BY MANUFACTURER, GAS MONITOR, MODEL 180
    ✓ IN STOCK!
    Buy Surplus As Low As $606.00
    $606.00
    Repair Yours $500.00
    HONEYWELL 9602-0205

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    9602-0205

    GAS DETECTOR, SATELLITE XT SERIES, 4-20 MA, WITHOUT RELAYS, DIN
    ✓ IN STOCK!
    $3,963.00 Buy Surplus As Low As $2,021.30
    $2,021.30
    Repair Yours $1,677.68
    MOCON PAC-CHECK-650

    MOCON

    PAC-CHECK-650

    DISCONTINUED BY MANUFACTURER, GAS ANALYZER CO2, INPUT VOLTAGE 120VAC, 1.5AMP, RS-232 COMMUNICATION PORT, 001-114
    ✓ IN STOCK!
    Buy Surplus As Low As $3,510.00
    $3,510.00
    NET SAFETY MONITORING INC R4G-LEL-24-100

    NET SAFETY MONITORING INC

    R4G-LEL-24-100

    DISCONTINUED BY MANUFACTURER, GAS MONITORING SYSTEM 24VDC 4-CHANNEL
    ✓ IN STOCK!
    Buy Surplus As Low As $2,760.00
    $2,760.00
    Repair Yours $2,291.00
    MSA 813624

    MSA

    813624

    GAS SENSOR REPLACEMENT KIT, COMBUSTIBLE GAS, 100%LEL
    ✓ IN STOCK!
    $2,410.00 Buy Surplus As Low As $1,446.00
    $1,446.00
    DET TRONICS 006824-002

    DET TRONICS

    006824-002

    COMBUSTIBLE GAS SENSOR, FOR MODELS 505 / 500 / K-SERIES TRANSMITTERS, CATALYTIC, 3/4 INCH THREADS, 6 INCH LEAD LENGTH, 316 STAINLESS STEEL HOUSING, FOR DUCUEX, -55 TO 125 DEGREE C
    ✓ IN STOCK!
    $1,253.00 Buy Surplus As Low As $753.00
    $753.00
    MSA 449917

    MSA

    449917

    KIT DIFFUSION HEAD SENSOR
    ✓ IN STOCK!
    Buy Surplus As Low As $273.60
    $273.60
    Repair Yours $200.00
    MSA 511

    MSA

    511

    MSA 511 - GAS MONITOR
    ✓ IN STOCK!
    Buy Surplus As Low As $1,188.00
    $1,188.00
    Repair Yours $1,100.00
    MSA 510-DH

    MSA

    510-DH

    DETECTOR HYDROGEN 0-100 COMBUSTIBLE GAS RANGE
    ✓ IN STOCK!
    Buy Surplus As Low As $1,224.00
    $1,224.00
    Repair Yours $1,200.00
    PHOENIX CONTROLS FHM610-ENG

    PHOENIX CONTROLS

    FHM610-ENG

    DISCONTINUED BY MANUFACTURER, FUME HOOD MONITOR, SERIES 610, ENGLISH
    ✓ IN STOCK!
    Buy Surplus As Low As $285.00 $141.00
    $285.00 $141.00
    Repair Yours $240.00
    MSA 815320

    MSA

    815320

    DISCONTINUED BY MANUFACTURER, POWER SUPPLY,120VAC INPUT. 12VDC OUTPUT, WALL MOUNT, 1.25AMPS.
    ✓ IN STOCK!
    Buy Surplus As Low As $691.00
    $691.00
    Repair Yours $449.00
    AMERICAN SENSOR CORP NG200

    AMERICAN SENSOR CORP

    NG200

    DISCONTINUED BY MANUFACTURER, NATURAL GAS DETECTOR, 120 VAC, PLUG-IN
    ✓ IN STOCK!
    Buy Surplus As Low As $85.00
    $85.00
    INDUSTRIAL SCIENTIFIC 1710-1080

    INDUSTRIAL SCIENTIFIC

    1710-1080

    SENSOR CO
    ✓ IN STOCK!
    $324.90 Buy Surplus As Low As $215.10
    $215.10
    Repair Yours $200.00
    HONEYWELL E3NO2

    HONEYWELL

    VULCAIN

    E3NO2

    SENSOR CARTRIDGE, NITROGEN DIOXIDE, 0-10 PPM, 4-20MA OUTPUT
    ✓ IN STOCK!
    $457.00 Buy Surplus As Low As $348.00
    $348.00
    Repair Yours $222.00
    MSA A-ULTX-SENS-38-2-0

    MSA

    A-ULTX-SENS-38-2-0

    GAS SENSOR, ULTIMA X SERIES, 0-100 PERCENT, METHANE, STAINLESS STEEL
    ✓ IN STOCK!
    $4,856.00 Buy Surplus As Low As $3,061.00
    $3,061.00
    HONEYWELL VA201C

    HONEYWELL

    VULCAIN

    VA201C

    DISCONTINUED BY MANUFACTURER, GAS DETECTION CONTROLLER, 2 ALARM LEVELS WITH PROGRAMMABLE TIME DELAYS, OPTIONAL LCD DISPLAY, FAILURE INDICATOR, HIGH/LOW DPDT ALARM RELAYS, AUDIO/VISUAL ALARMS ...
    ✓ IN STOCK!
    Buy Surplus As Low As $1,910.00
    $1,910.00
    Repair Yours $1,600.00
    HONEYWELL E3DA

    HONEYWELL

    VULCAIN

    E3DA

    E3POINT WITHOUT SENSOR 24V DUCT MT
    ✓ IN STOCK!
    $1,173.00 Buy Surplus As Low As $892.00
    $892.00
    Repair Yours $585.00
    HONEYWELL E3H2

    HONEYWELL

    VULCAIN

    E3H2

    (1309A0039) HYDROGEN (H2); -40-¦ TO 50-¦C (-40-¦ TO 122-¦F)
    ✓ IN STOCK!
    $1,090.00 Buy Surplus As Low As $654.00
    $654.00
    Repair Yours $256.00
    HONEYWELL E3H2S

    HONEYWELL

    VULCAIN

    E3H2S

    HYDROGEN SULFIDE SEN CARTRIDGE
    $517.00 Buy Surplus As Low As $311.00
    $311.00
    Repair Yours $259.00
    HONEYWELL E3SAH

    HONEYWELL

    VULCAIN

    E3SAH

    GAS DETECTOR, WALL MOUNTED, TOXIC AND COMBUSTIBLE STANDALONE E3 POINT, 2 DPDT RELAYS, 4-20 MA COMMUNICATION, AUDIBLE ALARM, 120 VAC
    ✓ IN STOCK!
    $1,022.00 Buy Surplus As Low As $613.00
    $613.00
    Repair Yours $504.00
    HONEYWELL SPXCDXSRXSS

    HONEYWELL

    VULCAIN

    SPXCDXSRXSS

    SENSOR CARTRIDGE, PLUG IN, METHANE, IR, 0-100% LEL, (20 TO 100.0% LEL), FLAMMABLE, REPLACEMENT PART
    ✓ IN STOCK!
    $1,672.00 Buy Surplus As Low As $1,004.00
    $1,004.00
    Repair Yours $817.00
    HONEYWELL QT-XWHM-R-Y-NA

    HONEYWELL

    BW TECHNOLOGIES

    QT-XWHM-R-Y-NA

    DISCONTINUED BY MANUFACTURER, DETECTOR, GAS/ALERT/QUATTRO, LEL, O2, H2S, CO, RECHARGEABLE VERSION, YELLOW HOUSING
    ✓ IN STOCK!
    Buy Surplus As Low As $771.00
    $771.00
    Repair Yours $640.00
    MSA A-ULTX-SENS-16-1-0

    MSA

    A-ULTX-SENS-16-1-0

    GAS SENSOR, ULTIMA X SERIES, 0-50 PPM HYDROGEN SULFIDE, STAINLESS STEEL
    ✓ IN STOCK!
    $1,902.00 Buy Surplus As Low As $1,142.00
    $1,142.00
    MSA A-ULTX-SENS-32-10-0

    MSA

    A-ULTX-SENS-32-10-0

    GAS SENSOR, ULTIMA X SERIES, 0-100% LEL, PETROLEUM VAPORS, STAINLESS STEEL
    ✓ IN STOCK!
    $1,656.00 Buy Surplus As Low As $994.00
    $994.00
    GAS ARC GROUP GCS03002

    GAS ARC GROUP

    GCS03002

    GAS ALARM PANEL 2-GAS CHANNELS 240VAC
    ✓ IN STOCK!
    $1,113.00 Buy Surplus As Low As $668.00
    $668.00
    Repair Yours $573.00
    HONEYWELL CO1224

    HONEYWELL

    FIRE LITE

    CO1224

    CONVENTIONAL CARBON MONOXIDE DETECTOR, 12/24 VDC, WITH SOUNDER AND TROUBLE RELAY
    ✓ IN STOCK!
    $156.00 Buy Surplus As Low As $101.15
    $101.15
    HONEYWELL PGM50-5P

    HONEYWELL

    RAE SYSTEMS INC

    PGM50-5P

    DISCONTINUED BY MANUFACTURER, MULTI GAS MONITORING SYSTEM, 12VDC, HANDHELD, DISPOSABLE PROBES, PHOTOIONIZATION DETECTOR
    ✓ IN STOCK!
    Buy Surplus As Low As $612.00
    $612.00
    Repair Yours $508.00
    TIF INSTRUMENTS TIF-5000

    TIF INSTRUMENTS

    TIF-5000

    DISCONTINUED BY MANUFACTURER, HALOGEN LEAK DETECTOR
    ✓ IN STOCK!
    Buy Surplus As Low As $246.00
    $246.00
    Repair Yours $210.00
    DET TRONICS PIRECLA4A1W1

    DET TRONICS

    PIRECLA4A1W1

    DISCONTINUED BY MANUFACTURER, GAS DETECTOR, 18-32 VDC, INTRINSICALLY SAFE OUTPUT, HART COMMUNICATIONS, 3/4" NPT
    ✓ IN STOCK!
    Buy Surplus As Low As $4,848.00
    $4,848.00
    Repair Yours $3,690.00
    HONEYWELL S301-IRF-R123

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    S301-IRF-R123

    R123 REFRIGERANT GAS SENSOR
    ✓ IN STOCK!
    $2,747.00 Buy Surplus As Low As $1,649.00
    $1,649.00
    Repair Yours $1,369.00
    INDUSTRIAL SCIENTIFIC 1704-1880

    INDUSTRIAL SCIENTIFIC

    1704-1880

    DISCONTINUED BY MANUFACTURER, GAS SENSOR, CARBON MONOXIDE, FOR MULTIGAS SENSOR
    ✓ IN STOCK!
    Buy Surplus As Low As $363.00
    $363.00
    EIT XIHFGCX-2L

    EIT

    XIHFGCX-2L

    DISCONTINUED BY MANUFACTURER, TRANSMITTER, COMBUSTIBLE GAS MODEL 4688, 4-20MA OUT, 24VDC
    ✓ IN STOCK!
    Buy Surplus As Low As $688.50
    $688.50
    Repair Yours $680.00
    TIF INSTRUMENTS 8800A

    TIF INSTRUMENTS

    8800A

    COMBUSTIBLE GAS DETECTOR, ADJ SENSITIVITY, INSTANTANEOUS RESPONSE, DETECTSDANGEROUS GASES
    ✓ IN STOCK!
    Call For Availability
    HONEYWELL SPXCDASMFX

    HONEYWELL

    GAMEWELL-FCI

    SPXCDASMFX

    SENSEPOINT XCD GAS DETECTOR 0-100LEL,20-100
    ✓ IN STOCK!
    $2,449.00 Buy Surplus As Low As $1,862.00
    $1,862.00
    Repair Yours $1,221.00
    ENMET CGS-90RS

    ENMET

    CGS-90RS

    COMBUSTABLE GAS DETECTOR
    ✓ IN STOCK!
    Buy Surplus As Low As $135.00
    $135.00
    Repair Yours $200.00
    3M CM-2B

    3M

    CM-2B

    GAS DETECTOR; GAS DETECTOR TYPE:SINGLE GAS; NO. OF SENSORS:1; FOR USE WITH:HVAC/BLDG. AUTOMATION SYSTEMS; FEATURES:DIGITAL METER (0-250PPM), NEMA 1 EN
    ✓ IN STOCK!
    $748.00 Buy Surplus As Low As $321.22
    $321.22
    Repair Yours $298.14
    EXTECH EZ40

    EXTECH

    EZ40

    MULTI-GAS DETECTOR: COMBUSTIBLE, AUDIBLE, VIBRATION & VISUAL SIGNAL, LCD MONITORS COMBUSTIBLE (MOQ=1, PKG QTY=1)
    ✓ IN STOCK!
    $226.00 Buy Surplus As Low As $136.00
    $136.00
    Repair Yours $200.00
    GENESIS 44-0222

    GENESIS

    44-0222

    INFARED REFRIGERANT GAS SENSOR 134A
    ✓ IN STOCK!
    $181.80 Buy Surplus As Low As $109.08
    $109.08
    Repair Yours $200.00
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