The RKI Instruments ESR-X13P oxygen (O2) sensor is a genuine OEM replacement sensor designed for use with GX-3R, GX3R Pro, GX-Force, and GX-6100 gas monitors. Engineered for accurate oxygen detection, this sensor ensures reliable monitoring in industrial and confined space environments.
Maintain safety compliance and precise oxygen measurement with a factory-approved RKI replacement sensor.
The ESR-X13P0OXY sensor provides dependable oxygen level detection in environments where oxygen deficiency or enrichment can create serious hazards.
Routine sensor replacement helps ensure accurate readings and prevents unsafe conditions.
Designed for seamless integration, this sensor maintains factory-level performance across compatible devices.
Accurate oxygen monitoring is critical for identifying hazardous atmospheres and maintaining safe working conditions.
Using OEM sensors ensures proper calibration, accuracy, and long-term reliability.
What does this sensor measure?
This sensor measures oxygen (O2) levels to detect oxygen-deficient or oxygen-enriched environments.
Is this compatible with multiple RKI monitors?
Yes, it is designed for GX-3R, GX3R Pro, GX-Force, and GX-6100 models.
Why replace the oxygen sensor?
Oxygen sensors degrade over time. Replacing them ensures accurate readings and helps maintain workplace safety compliance.
| MPN | ESR-X13P-OXY |
|---|---|
| UOM | Each |




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