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    • Replacement Sensors

    Gas detection identifies potentially hazardous gas leaks by the sensors that are inside the units. From time to time these sensors may need to be replaced. Choose from a wide variety of gas detector sensors below for your gas detector maintenance program.

    Showing 1 to 20 of 107 products
    BW SR-X2V Replacement Oxygen Sensor for BW Multiple Gas Detectors, O2-

    BW SR-X2V Replacement Oxygen Sensor for BW Multiple Gas Detectors, O2
    Model: AAY80-390R-BW | Order No: SR-X2V

    Sale Price $166.47 USD
    Regular Price $186.00 USD
    Availability 50 in Stock

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    BW SR-M-MC Replacement MICROceL Carbon Monoxide Sensor for GasAlert MicroClip XT & GasAlert Max XT II, CO-

    BW SR-M-MC Replacement MICROceL Carbon Monoxide Sensor for GasAlert MicroClip XT & GasAlert Max XT II, CO
    Model: SR-M-MC

    Sale Price $154.84 USD
    Regular Price $173.00 USD
    Availability 12 in Stock

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    BW SR-W-MP75C Replacement MICROpeL Combustible Sensor For GasAlert Detectors, LEL-

    BW SR-W-MP75C Replacement MICROpeL Combustible Sensor For GasAlert Detectors, LEL
    Model: SR-W-MP75C

    Sale Price $167.37 USD
    Regular Price $187.00 USD
    Availability 8 in Stock

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    BW SR-M04-SC Replacement Carbon Monoxide Sensor for GasAlertQuattro, CO-

    BW SR-M04-SC Replacement Carbon Monoxide Sensor for GasAlertQuattro, CO
    Model: SR-M04-SC

    Sale Price $346.37 USD
    Regular Price $387.00 USD
    Availability 6 in Stock

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    BW SR-H-MC Replacement MICROceL Hydrogen Sulfide Sensor for GasAlert MicroClip XT & GasAlert Max XT II, H<sub>2</sub>-

    BW SR-H-MC Replacement MICROceL Hydrogen Sulfide Sensor for GasAlert MicroClip XT & GasAlert Max XT II, H2
    Model: SR-H-MC

    Sale Price $164.68 USD
    Regular Price $184.00 USD
    Availability 4 in Stock

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    BW SR-W04 Replacement Combustible Sensor with Heavy Duty Silicone Filter for GasAlertMicro 5, LEL-

    BW SR-W04 Replacement Combustible Sensor with Heavy Duty Silicone Filter for GasAlertMicro 5, LEL
    Model: SR-W04

    Sale Price $306.09 USD
    Regular Price $342.00 USD
    Availability 2 in Stock

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    Honeywell BW SR-W1-1S Replacement LEL Sensor, Filtered, One Series-

    Honeywell BW SR-W1-1S Replacement LEL Sensor, Filtered, One Series
    Model: SR-W1-1S

    Sale Price $373.22 USD
    Regular Price $417.00 USD
    Availability 2 in Stock

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    BW SR-H04-SC Replacement Hydrogen Sulfide Sensor for GasAlert Quattro, H<sub>2</sub>S-

    BW SR-H04-SC Replacement Hydrogen Sulfide Sensor for GasAlert Quattro, H2S
    Model: SR-H04-SC

    Sale Price $229.12 USD
    Regular Price $256.00 USD
    Availability 1 in Stock

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    BW SR-W04-75C Replacement Combustible Sensor for GasAlertQuattro, LEL-

    BW SR-W04-75C Replacement Combustible Sensor for GasAlertQuattro, LEL
    Model: SR-W04-75C

    Sale Price $263.13 USD
    Regular Price $294.00 USD
    Availability 3 to 4 Weeks

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    Honeywell BW 119046-L3 Cylinder Calibration Gas, isobutylene-

    Honeywell BW 119046-L3 Cylinder Calibration Gas, isobutylene
    Model: 119046-L3

    A $120 hazmat/handling fee will automatically apply to all orders with this product

    Sale Price $293.56 USD
    Regular Price $328.00 USD
    Availability 2 to 3 Weeks

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    Honeywell BW 1991-0159 Calibration Gas, hydrogen-

    Honeywell BW 1991-0159 Calibration Gas, hydrogen
    Model: 1991-0159

    A $120 hazmat/handling fee will automatically apply to all orders with this product

    Sale Price $218.38 USD
    Regular Price $244.00 USD
    Availability 2 to 3 Weeks

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    BW 54-47-01 Replacement Carbon Monoxide (CO) Sensor for ToxiPro Single Gas Detectors-

    BW 54-47-01 Replacement Carbon Monoxide (CO) Sensor for ToxiPro Single Gas Detectors
    Model: 54-47-01

    Sale Price $655.14 USD
    Regular Price $732.00 USD
    Availability 2 to 3 Weeks

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    BW 54-47-02 Replacement Hydrogen Sulfide (H2S) Sensor for ToxiPro Single Gas Detectors-

    BW 54-47-02 Replacement Hydrogen Sulfide (H2S) Sensor for ToxiPro Single Gas Detectors
    Model: 54-47-02

    Sale Price $655.14 USD
    Regular Price $732.00 USD
    Availability 5 to 6 Weeks

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    BW 54-47-03 Replacement Sulfur Dioxide (SO2) Sensor for ToxiPro Single Gas Detectors-

    BW 54-47-03 Replacement Sulfur Dioxide (SO2) Sensor for ToxiPro Single Gas Detectors
    Model: 54-47-03

    Sale Price $1,014.93 USD
    Regular Price $1134.00 USD
    Availability 2 to 3 Weeks

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    BW 54-47-13 Replacement Phosphine (PH3) Sensor for ToxiPro Single Gas Detectors-

    BW 54-47-13 Replacement Phosphine (PH3) Sensor for ToxiPro Single Gas Detectors
    Model: 54-47-13

    Sale Price $977.34 USD
    Regular Price $1092.00 USD
    Availability 2 to 3 Weeks

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    BW 54-47-19 Replacement Carbon Monoxide Sensor (CO-H) for ToxiPro Single Gas Detectors, H2 Resistant-

    BW 54-47-19 Replacement Carbon Monoxide Sensor (CO-H) for ToxiPro Single Gas Detectors, H2 Resistant
    Model: 54-47-19

    Sale Price $750.01 USD
    Regular Price $838.00 USD
    Availability 2 to 3 Weeks

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    BW 54-47-21 Replacement Ammonia (NH3) Sensor for ToxiPro Single Gas Detectors-

    BW 54-47-21 Replacement Ammonia (NH3) Sensor for ToxiPro Single Gas Detectors
    Model: 54-47-21

    Sale Price $1,014.93 USD
    Regular Price $1134.00 USD
    Availability 2 to 3 Weeks

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    BW 54-47-23 Replacement Hydrogen Cyanide (HCN) Sensor for ToxiPro Single Gas Detectors-

    BW 54-47-23 Replacement Hydrogen Cyanide (HCN) Sensor for ToxiPro Single Gas Detectors
    Model: 54-47-23

    Sale Price $1,178.72 USD
    Regular Price $1317.00 USD
    Availability 2 to 3 Weeks

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    BW 54-47-24 Replacement Nitrogen Dioxide (NO2) Sensor for ToxiPro Single Gas Detectors-

    BW 54-47-24 Replacement Nitrogen Dioxide (NO2) Sensor for ToxiPro Single Gas Detectors
    Model: 54-47-24

    Sale Price $1,044.47 USD
    Regular Price $1167.00 USD
    Availability 2 to 3 Weeks

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    BW 54-47-90 Replacement Oxygen (O2) Sensor for ToxiPro Single Gas Detectors-

    BW 54-47-90 Replacement Oxygen (O2) Sensor for ToxiPro Single Gas Detectors
    Model: 54-47-90

    Sale Price $524.47 USD
    Regular Price $586.00 USD
    Availability 15+ Weeks

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    Showing 1 to 20 of 107 products
    We Ship Free on Orders Over &99 within Canada