Have complete confidence that your incoming supplied air is safe with the RPB GX4 Gas Monitor.

Request a quote From $1940.16 USD

Real-time monitoring

Smart device and cloud integration capability allows you to view your air quality from any connected device in real time.

Alarm System

Fitted with a 103DBA alarm, external alarms can also be connected.

Pre-calibrated sensors

Sensor cartridges are pre-calibrated and easily replaced, so there is no need to return the unit to the factory for sensor replacement.

  • Real-time monitoring

    Smart device and cloud integration capability allows you to view your air quality from any connected device in real time.

  • Alarm System

    Fitted with a 103DBA alarm, external alarms can also be connected.

  • Pre-calibrated sensors

    Sensor cartridges are pre-calibrated and easily replaced, so there is no need to return the unit to the factory for sensor replacement.

Multi-Gas Detection

The GX4 can detect up to four gases simlutaneously. Currently available sensors include CO, O2 and H2S.

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  • Connect to the GX4 from your laptop, tablet, phone or network to view real time data, download logs, or air quality reports
  • Illuminated display shows real time gas levels
  • 103DBA alarm
  • Complete quick and easy calibration checks with no set points required
  • Sturdy mounting bracket
  • Gas sensor cartridges can be easily removed and replaced
  • Strong nylon ABS case that will handle harsh conditions
  • Push-release air inlet
  • Robust power inlet
  • Auxilliary connection
  • Pre-calibrated sensors available include include CO, O2 and H2S - all have a two year shelf life
  • Optional carry case available for protection of the device.

View the RPB GX4 product video

Support & Resources

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Choose your GX4 options or let us know what you need and we'll get in touch with the best solution for you.

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Have a question?

Browse frequently asked questions about the GX4, or send us your own and we'll contact you with help and support.

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Downloadable resources

Download GX4 product information including brochures, data sheets, catalogs, and brand assets.

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We believe in giving back.

As well as protecting people for life’s best moments, we also try to help in the hard times. Through a variety of initiatives, we aim to raise awareness of humanitarian issues across industries and communities.

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