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Industrial Refrigeration Parts - In-Stock & Ready to Ship Across Canada & the US
Industrial Refrigeration Parts - In-Stock & Ready to Ship Across Canada & the US

Gas Detector Replacement Sensors & Cells

Shop gas detector replacement sensors and cells from top brands like CTi, designed for a wide range of industrial applications. Whether you need electrochemical, catalytic, or explosion-proof sensors, our products ensure precise gas detection for gases like ammonia, carbon monoxide, and nitrogen dioxide. These high-performance replacements are engineered to maintain the safety and reliability of your gas detection systems.

  • BW Sensor Cell Ammonia for BW Ultra

    Calibration Technologies (CTI)
    Original price $1,077.18 - Original price $1,077.18
    Original price
    $1,077.18
    $1,077.18 - $1,077.18
    Current price $1,077.18
    In stock

    This ammonia sensor cell is designed specifically for the BW Ultra device. It offers reliable detection of ammonia, helping to ensure safe and comp...

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  • BW LEL Sensor Cell for GasAlert MicroClip XT or XL

    Calibration Technologies (CTI)
    Original price $304.60 - Original price $304.60
    Original price
    $304.60
    $304.60 - $304.60
    Current price $304.60
    In stock

    The BW LEL Sensor Cell is a critical component for the GasAlert MicroClip XT or XL, enabling the detection of lower explosive limits (LEL) of gases...

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  • BW H2S Replacement Sensor Cell for GasAlert MicroClip

    Calibration Technologies (CTI)
    Original price $267.17 - Original price $267.17
    Original price
    $267.17
    $267.17 - $267.17
    Current price $267.17
    In stock

    Keep your GasAlert MicroClip functioning at peak performance with this H2S Replacement Sensor Cell. Designed to detect hydrogen sulfide, this senso...

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  • BW CO Sensor Cell for GasAlert MicroClip XT or XL

    Calibration Technologies (CTI)
    Original price $250.15 - Original price $250.15
    Original price
    $250.15
    $250.15 - $250.15
    Current price $250.15
    In stock

    The BW CO Sensor Cell is designed for use with the GasAlert MicroClip XT or XL, providing accurate detection of carbon monoxide. This replacement s...

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  • BW NH3 Sensor Cell for GasAlert Micro 5

    Calibration Technologies (CTI)
    Original price $920.62 - Original price $920.62
    Original price
    $920.62
    $920.62 - $920.62
    Current price $920.62
    In stock

    Replace your GasAlert Micro 5’s NH3 Sensor Cell to ensure accurate ammonia detection. This sensor cell is vital for environments where ammonia expo...

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  • BW CO2 Replacement Sensor for GasAlert Micro 5

    Calibration Technologies (CTI)
    Original price $2,756.75 - Original price $2,756.75
    Original price
    $2,756.75
    $2,756.75 - $2,756.75
    Current price $2,756.75
    In stock

    Maintain the accuracy of your BW GasAlert Micro 5 with this CO2 Replacement Sensor. Designed specifically for detecting carbon dioxide, this sensor...

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  • BW CO Sensor Cell for GasAlert Micro 5 and Quattro

    Calibration Technologies (CTI)
    Original price $564.96 - Original price $564.96
    Original price
    $564.96
    $564.96 - $564.96
    Current price $564.96
    In stock

    Replace your CO sensor cell in the GasAlert Micro 5 and Quattro with this high-quality BW CO Sensor Cell. Designed for precise carbon monoxide dete...

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  • Hansen Heater Resistor for Gas Sensor

    Hansen
    Original price $301.91 - Original price $301.91
    Original price
    $301.91
    $301.91 - $301.91
    Current price $301.91
    In stock

    The Hansen Heater Resistor is designed to maintain optimal temperature control in gas sensors for refrigeration systems. Features include: High-qua...

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  • Hansen NH3 Element Kit 0-1000 ppm Standard Gas SNSR HEC

    Hansen
    Original price $1,474.37 - Original price $1,474.37
    Original price
    $1,474.37
    $1,474.37 - $1,474.37
    Current price $1,474.37
    In stock

    The Hansen NH3 Element Kit is optimized for detecting ammonia concentrations up to 1000 ppm in standard gas SNSR HEC systems. Features include: Rel...

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  • HANSEN KIT,ELEMENT,NH3,0-10,000 PPM,STNDRD,GAS SNSR (HEC)

    Hansen
    Original price $1,853.05 - Original price $1,853.05
    Original price
    $1,853.05
    $1,853.05 - $1,853.05
    Current price $1,853.05
    In stock

    This Hansen NH3 Element Kit is designed for standard gas SNSR HEC systems, providing reliable detection of ammonia concentrations up to 10,000 ppm....

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  • Hansen NH3 Element Kit 0-1000 ppm Harsh XTRM GS SNSR HEC

    Hansen
    Original price $1,853.05 - Original price $1,853.05
    Original price
    $1,853.05
    $1,853.05 - $1,853.05
    Current price $1,853.05
    In stock

    The Hansen NH3 Element Kit is tailored for detecting ammonia concentrations up to 1000 ppm in harsh environments. Features include: Reliable perfor...

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  • Hansen NH3 Element Kit 0-10000 ppm Harsh XTRM GS SNSR HEC

    Hansen
    Original price $1,085.28 - Original price $1,085.28
    Original price
    $1,085.28
    $1,085.28 - $1,085.28
    Current price $1,085.28
    In stock

    Designed for extreme conditions, the Hansen NH3 Element Kit provides reliable ammonia detection for concentrations up to 10,000 ppm in harsh enviro...

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  • Hansen NH3 Element Kit 0-10000 ppm Vent Line GS SNSR HVSC

    Hansen
    Original price $537.44 - Original price $537.44
    Original price
    $537.44
    $537.44 - $537.44
    Current price $537.44
    In stock

    The Hansen NH3 Element Kit is built for detecting ammonia concentrations up to 10,000 ppm in vent lines. Compatible with GS SNSR HVSC systems, this...

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  • Hansen Halo Element Kit 0-3000 ppm Basic GS SNSR HSC

    Hansen
    Original price $184.79 - Original price $184.79
    Original price
    $184.79
    $184.79 - $184.79
    Current price $184.79
    In stock

    This Hansen Halo Element Kit is optimized for basic GS SNSR HSC systems, providing reliable detection of halocarbon gases at levels up to 3000 ppm....

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  • Hansen Halo Element Kit 0-3000 ppm Harsh GS SNSR HSC

    Hansen
    Original price $744.35 - Original price $744.35
    Original price
    $744.35
    $744.35 - $744.35
    Current price $744.35
    In stock

    The Hansen Halo Element Kit is designed for detecting halocarbon gases up to 3000 ppm in harsh environments. Compatible with GS SNSR HSC systems, t...

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  • Hansen NH3 Element Kit 0-100 ppm STD GS SNSR100-250HEC

    Hansen
    Original price $1,474.37 - Original price $1,474.37
    Original price
    $1,474.37
    $1,474.37 - $1,474.37
    Current price $1,474.37
    In stock

    This Hansen NH3 Element Kit is optimized for standard conditions, providing reliable detection of ammonia at levels of 0-100 ppm. Features include:...

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  • Hansen NH3 Element Kit 0-100 ppm HRSH GS SNSR100-250HEC

    Hansen
    Original price $1,816.62 - Original price $1,816.62
    Original price
    $1,816.62
    $1,816.62 - $1,816.62
    Current price $1,816.62
    In stock

    The Hansen NH3 Element Kit is designed for the detection of ammonia (NH3) in industrial environments. The kit is compatible with sensors measuring ...

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Frequently Asked Questions (FAQs) about Gas Replacement Sensors & Cells

What are gas detector replacement sensors?

Gas detector replacement sensors are components designed to replace worn-out or expired sensors in gas detection systems. They ensure continued accuracy and reliability in detecting target gases.

How do I know when to replace a gas detector sensor?

Gas detector sensors should be replaced according to the manufacturer’s recommended lifespan or if the device shows reduced accuracy, delayed response times, or calibration issues.

Are replacement sensors compatible with all gas detectors?

No, replacement sensors are specific to the brand and model of your gas detector. Always check compatibility before purchasing a replacement sensor.

What types of gases can replacement sensors detect?

Replacement sensors are available for detecting a wide range of gases, including ammonia (NH3), carbon monoxide (CO), nitrogen dioxide (NO2), sulfur dioxide (SO2), and more, depending on the sensor type.

How often should gas detector sensors be replaced?

The replacement frequency depends on the sensor type and operating environment. Most sensors last 1 to 3 years, but consult the manufacturer’s guidelines for specific recommendations.

Are explosion-proof sensors necessary?

Explosion-proof sensors are essential in hazardous environments where flammable gases or vapors are present. These sensors are designed to prevent sparks or heat from causing ignition.

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