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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 21 to 40 of 105 products
    Honeywell BW SR-C1-4R Replacement CL<sub>2</sub> Sensor, 4R+-

    Honeywell BW SR-C1-4R Replacement CL2 Sensor, 4R+
    Model: SR-C1-4R

    Sale Price $638.47 USD
    Regular Price $857.00 USD
    Availability 2 to 3 Weeks

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    BW PS-RS04 Replacement Sulfur Dioxide (SO<sub>2</sub>) Sensor for GasAlert Extreme & GasAlertMicro 5 -

    BW PS-RS04 Replacement Sulfur Dioxide (SO2) Sensor for GasAlert Extreme & GasAlertMicro 5
    Model: PS-RS04

    Sale Price $654.86 USD
    Regular Price $879.00 USD
    Availability 5 to 6 Weeks

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    BW SR-A04 Replacement Ammonia Sensor for GasAlert Extreme & GasAlertMicro 5, NH<sub>3</sub>-

    BW SR-A04 Replacement Ammonia Sensor for GasAlert Extreme & GasAlertMicro 5, NH3
    Model: SR-A04

    Sale Price $561.73 USD
    Regular Price $754.00 USD
    Availability 5 to 6 Weeks

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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 $312.16 USD
    Regular Price $419.00 USD
    Availability 1 to 2 Weeks

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    Honeywell BW SR-D1-4R Replacement NO<sub>2</sub> Sensor, 4R+-

    Honeywell BW SR-D1-4R Replacement NO2 Sensor, 4R+
    Model: SR-D1-4R

    Sale Price $638.47 USD
    Regular Price $857.00 USD
    Availability 2 to 3 Weeks

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    Honeywell BW SR-DUMM-1S One Series Dummy Sensor-

    Honeywell BW SR-DUMM-1S One Series Dummy Sensor
    Model: SR-DUMM-1S

    Sale Price $39.49 USD
    Regular Price $53.00 USD
    Availability 2 to 3 Weeks

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    Honeywell BW SR-DUMM-4R 4R+ Dummy Sensor-

    Honeywell BW SR-DUMM-4R 4R+ Dummy Sensor
    Model: SR-DUMM-4R

    Sale Price $33.53 USD
    Regular Price $45.00 USD
    Availability 2 to 3 Weeks

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    Honeywell BW SR-H1-1S Replacement H<sub>2</sub>S Sensor, One Series-

    Honeywell BW SR-H1-1S Replacement H2S Sensor, One Series
    Model: SR-H1-1S

    Sale Price $356.11 USD
    Regular Price $478.00 USD
    Availability 1 Week

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    Honeywell BW SR-M1-1S Replacement CO Sensor, One Series-

    Honeywell BW SR-M1-1S Replacement CO Sensor, One Series
    Model: SR-M1-1S

    Sale Price $344.94 USD
    Regular Price $463.00 USD
    Availability 1 to 2 Weeks

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    Honeywell BW SR-M2-4R Replacement CO-H Sensor, 4R+-

    Honeywell BW SR-M2-4R Replacement CO-H Sensor, 4R+
    Model: SR-M2-4R

    Sale Price $624.31 USD
    Regular Price $838.00 USD
    Availability 2 to 3 Weeks

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    Honeywell BW SR-N1-4R Replacement NO Sensor, 4R+-

    Honeywell BW SR-N1-4R Replacement NO Sensor, 4R+
    Model: SR-N1-4R

    Sale Price $638.47 USD
    Regular Price $857.00 USD
    Availability 2 to 3 Weeks

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    Honeywell BW SR-Q1-4R Replacement PID Sensor, 4R+-

    Honeywell BW SR-Q1-4R Replacement PID Sensor, 4R+
    Model: SR-Q1-4R

    Sale Price $1,431.15 USD
    Regular Price $1921.00 USD
    Availability 1 to 2 Weeks

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    Honeywell BW SR-R1-4R Replacement H<sub>2</sub> Sensor, 4R+-

    Honeywell BW SR-R1-4R Replacement H2 Sensor, 4R+
    Model: SR-R1-4R

    Sale Price $638.47 USD
    Regular Price $857.00 USD
    Availability 2 to 3 Weeks

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    Honeywell BW SR-S1-4R Replacement SO<sub>2</sub> Sensor , 4R+-

    Honeywell BW SR-S1-4R Replacement SO2 Sensor , 4R+
    Model: SR-S1-4R

    Sale Price $624.31 USD
    Regular Price $838.00 USD
    Availability 2 to 3 Weeks

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    Honeywell BW SR-W2-1S Replacement LEL Sensor,Unfiltered, One Series-

    Honeywell BW SR-W2-1S Replacement LEL Sensor,Unfiltered, One Series
    Model: SR-W2-1S

    Sale Price $403.79 USD
    Regular Price $542.00 USD
    Availability 2 to 3 Weeks

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    Honeywell BW SR-W3-1S Replacement LEL Sensor, Carbon Filtered for Mining, One Series-

    Honeywell BW SR-W3-1S Replacement LEL Sensor, Carbon Filtered for Mining, One Series
    Model: SR-W3-1S

    Sale Price $403.79 USD
    Regular Price $542.00 USD
    Availability 2 to 3 Weeks

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    Honeywell BW SR-W4-4R Replacement LEL IR Sensor, 4R+-

    Honeywell BW SR-W4-4R Replacement LEL IR Sensor, 4R+
    Model: SR-W4-4R

    Sale Price $1,609.95 USD
    Regular Price $2161.00 USD
    Availability 2 to 3 Weeks

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    Honeywell BW SR-X1-1S Replacement 0<sub>2</sub> Sensor, One Series-

    Honeywell BW SR-X1-1S Replacement 02 Sensor, One Series
    Model: SR-X1-1S

    Sale Price $277.14 USD
    Regular Price $372.00 USD
    Availability 4 to 5 Weeks

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    Honeywell BW SR-Z1-4R Replacement HCN Sensor, 4R+-

    Honeywell BW SR-Z1-4R Replacement HCN Sensor, 4R+
    Model: SR-Z1-4R

    Sale Price $624.31 USD
    Regular Price $838.00 USD
    Availability 2 to 3 Weeks

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    Honeywell BW C03-0801-000 Replacement Sensor, Ex CAT. LEL, 0 to 100% LEL-

    Honeywell BW C03-0801-000 Replacement Sensor, Ex CAT. LEL, 0 to 100% LEL
    Model: C03-0801-000

    Sale Price $295.02 USD
    Regular Price $396.00 USD
    Availability 2 to 3 Weeks

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    Showing 21 to 40 of 105 products
    We Ship Free on Orders Over $199 within Canada