Replacement Gas Monitor Sensors and Parts | Major Safety Skip to content

Gas Detector Sensors and Parts

If you prefer to perform basic maintenance on your gas monitor, we've provided the most common replacement sensors – oxygen, combustible, carbon monoxide and hydrogen sulfide – for both Honeywell BW and RKI gas detectors. If you need help in changing them out, give us a call. Please note that calibration is needed after changing out sensors.
  • GFG G400 MP-2 Motorized Smart Pump

    GFG
    Original price $510.00
    Original price $510.00 - Original price $510.00
    Original price $510.00
    Current price $445.00
    $445.00 - $445.00
    Current price $445.00

    The GFG G400 MP-2 smart pump provides easy remote sampling for both the G450 and G460 confined space gas detectors. It is easy to attach and operat...

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    Original price $510.00
    Original price $510.00 - Original price $510.00
    Original price $510.00
    Current price $445.00
    $445.00 - $445.00
    Current price $445.00
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  • RKI OS-BM2 Replacement Oxygen Sensor

    RKI
    Original price $130.00
    Original price $130.00 - Original price $130.00
    Original price $130.00
    Current price $120.00
    $120.00 - $120.00
    Current price $120.00

    The OS-BM2 is a replacement oxygen gas detector sensor. It is for RKI gas detector models GX-2003, GX-2009, GX-2012 and many others. This is typica...

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    Original price $130.00
    Original price $130.00 - Original price $130.00
    Original price $130.00
    Current price $120.00
    $120.00 - $120.00
    Current price $120.00
    Sale Sale
  • RKI NC-6264AT Replacement Combustible Sensor

    RKI
    Original price $130.00
    Original price $130.00 - Original price $130.00
    Original price $130.00
    Current price $120.00
    $120.00 - $120.00
    Current price $120.00

    The NC-6264AT is a replacement combustible gas detector sensor. It is for RKI gas detector models GX-2003, GX-2009, GX-2012 and many others. This i...

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    Original price $130.00
    Original price $130.00 - Original price $130.00
    Original price $130.00
    Current price $120.00
    $120.00 - $120.00
    Current price $120.00
    Sale Sale
  • BW Honeywell SR-X2V Replacement Oxygen Sensor

    Honeywell BW
    Original price $175.00
    Original price $175.00 - Original price $175.00
    Original price $175.00
    Current price $158.00
    $158.00 - $158.00
    Current price $158.00

    The SR-X2V sensor is a replacement oxygen sensor. It fits BW Honeywell models Max XT II, Quattro, MicroClip XL and Micro 5 Series monitors.

    Original price $175.00
    Original price $175.00 - Original price $175.00
    Original price $175.00
    Current price $158.00
    $158.00 - $158.00
    Current price $158.00
    Sale Sale
  • RKI ES-1827 Replacement Hydrogen Sulfide Sensor

    RKI
    Original price $150.00
    Original price $150.00 - Original price $150.00
    Original price $150.00
    Current price $140.00
    $140.00 - $140.00
    Current price $140.00

    The ES-1827 is a replacement hydrogen sulfide gas detector sensor. It is for RKI gas detector models GX-2003, GX-2009, GX-2012 and many others. Thi...

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    Original price $150.00
    Original price $150.00 - Original price $150.00
    Original price $150.00
    Current price $140.00
    $140.00 - $140.00
    Current price $140.00
    Sale Sale
  • RKI ES-1821 Replacement Carbon Monoxide Sensor

    RKI
    Original price $150.00
    Original price $150.00 - Original price $150.00
    Original price $150.00
    Current price $140.00
    $140.00 - $140.00
    Current price $140.00

    The ES-1821 is a replacement carbon monoxide gas detector sensor. It is for RKI gas detector models GX-2003, GX-2009, GX-2012 and many others. This...

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    Original price $150.00
    Original price $150.00 - Original price $150.00
    Original price $150.00
    Current price $140.00
    $140.00 - $140.00
    Current price $140.00
    Sale Sale
  • BW Honeywell SR-H-MC Replacement H2S Hydrogen Sulfide Sensor

    Honeywell BW
    Original price $165.00
    Original price $165.00 - Original price $165.00
    Original price $165.00
    Current price $154.00
    $154.00 - $154.00
    Current price $154.00

    The SR-H-MC sensor is a replacement H2S hydrogen sulfide sensor. It fits BW Honeywell models Max XT II, MicroClip XL, and MicroClip X3 Series monit...

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    Original price $165.00
    Original price $165.00 - Original price $165.00
    Original price $165.00
    Current price $154.00
    $154.00 - $154.00
    Current price $154.00
    Sale Sale
  • BW Honeywell SR-M-MC Replacement CO Carbon Monoxide Sensor

    Honeywell BW
    Original price $185.00
    Original price $185.00 - Original price $185.00
    Original price $185.00
    Current price $174.00
    $174.00 - $174.00
    Current price $174.00

    The SR-M-MC sensor is a replacement CO carbon monoxide sensor. It fits BW Honeywell models Max XT II, MicroClip XL, and MicroClip X3 Series monitors.

    Original price $185.00
    Original price $185.00 - Original price $185.00
    Original price $185.00
    Current price $174.00
    $174.00 - $174.00
    Current price $174.00
    Sale Sale
  • BW Honeywell SR-W-MP75C Replacement Combustible LEL Sensor

    Honeywell BW
    Original price $195.00
    Original price $195.00 - Original price $195.00
    Original price $195.00
    Current price $182.00
    $182.00 - $182.00
    Current price $182.00

    The SR-W-MP75C sensor is a replacement combustible LEL sensor. It fits BW Honeywell models Max XT II, MicroClip XL, and MicroClip X3 Series monitors.

    Original price $195.00
    Original price $195.00 - Original price $195.00
    Original price $195.00
    Current price $182.00
    $182.00 - $182.00
    Current price $182.00
    Sale Sale