The Nuicon EE8915 CO₂ Sensor is built to survive this. Fully compliant with EN 50155 railway standards, it delivers stable CO2 and Temperature data even during rapid pressure changes in tunnels. Whether for driver cabins or passenger wagons, the EE8915 CO₂ Sensor ensures your HVAC system regulates fresh air efficiently without false alarms.






Quickly verify paint thickness for used car assessments, repairs, and quality checks.
Ensure coating specifications are met on structural steel, railings, and metal fixtures.
Perform fast pass/fail checks on production lines and incoming parts.
Confirm coating thickness during application to prevent costly over- or under-application.
We provide full documentation and test reports for railway certifications.
Assistance with sensor placement and TCMS integration.
Engineering support to troubleshoot signal integration.
Yes, the EE8915 CO₂ Sensor is rigorously tested to EN 61373 (Category 1, Class B) for vibration.
Yes, the integrated pressure compensation ensures stable readings even during rapid altitude or pressure changes.
Yes, it provides both CO2 and Temperature signals to the HVAC controller.
Accurate CO₂ detection for smarter spaces

For standard building HVAC ducts (non-railway).

IIdeal for measuring outside humidity on rolling stock.

Simple on/off ventilation control.










Optimize your transport HVAC with the certified EE8915 sensor.