Oxygen (O2) Detectors

We supply fixed and portable Oxygen detectors from leading brands including BW, Crowcon, Dräger, Gas Data, GMI, Green Instruments, Honeywell, ION Science, MSA, RAE Systems, Riken Keiki, Senko, and Uniphos. These detectors provide continuous monitoring, alarms, and compliance with safety regulations across industries such as oil & gas, chemical processing, mining, utilities, and confined space entry.

Ensure safe breathing environments with trusted O₂ monitoring solutions.

  • Oxygen deficiency can lead to dizziness, unconsciousness, and death. It often occurs in confined spaces, tanks, silos, tunnels, and mines.
  • Oxygen enrichment increases the risk of fires and explosions, especially in industries handling flammable gases or chemicals.

Oxygen (O₂) is essential for human life and safe workplace operations. Normal ambient air contains about 20.9% oxygen. Any deviation — either deficiency (below 19.5%) or enrichment (above 23.5%) — poses serious risks.

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Crowcon Tetra 4

From £320.00

The Crowcon Tetra 4 is a portable multi-gas detector engineered for advanced safety in challenging maritime and industrial settings. Designed with an intuitive and rugged construction, the Crowcon T4 provides reliable gas detection for toxins like H2S, CO, and oxygen depletion events even under harsh conditions.

Related Phrases: T4, Carbon Monoxide, CO, Oxygen, O2, Methane, CH4, Hydrogen Sulphide, H2S.

Honeywell BW GasAlert MicroClip XL

From £360.00

Related Phrases: Oxygen, O2, Carbon Monoxide, CO, Methane, CH4, Hydrogen Sulphide, H2S

GMI PS200

From £290.00

Related Phrases: Oxygen, O2, Methane, CH4, Carbon Monoxide, CO, Hydrogen Sulphide, H2S

MSA ALTAIR 4XR

From £585.00

Related Phrases: Oxygen, O2, Carbon Monoxide, CO, Methane, CH4, Hydrogen Sulphide, H2S, Nitrogen Dioxide, NO2

Riken Keiki GX-3R

From £475.00

Related Phrases: LEL, Oxygen, O2, Carbon Monoxide, CO, Hydrogen Sulphide, H2S

Riken Keiki GX-3R Pro

From £875.00

Related Phrases: Lower Explosive Limit, LEL, Oxygen, O2, Hydrogen Sulfide, Hydrogen Sulphide, H2S, Carbon Monoxide, CO, Hydrogen Cyanide, HCN, Ammonia, NH3, Nitrogen Dioxide, NO2, Phosphine, PH3, Sulfur Dioxide, Sulphur Dioxide, SO2, Carbon Dioxide, CO2

Senko MGT-P

From £275.00

Related Phrases: Oxygen, O2, Carbon Monoxide, CO, Methane, CH4, Hydrogen Sulphide, H2S, Carbon Dioxide, CO2, VOCs, Sulphur Dioxide, SO2, Chlorine, CL2, Ammonia, NH3, Hydrogen, H2, Nitrogen Dioxide, NO2