NOx Sensor

NOx Sensor - Nitrogen Oxide Sensor measures the NOx upstream and downstream of the SCR catalyst to control the Urea dosing and to diagnose the operation of the SCR system.

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More than 100 items



With the latest 3 Cavity Design.

The sensing element is a ceramic chip that consists of a heating circuit, small passage leading into 3 cavities, oxygen pumping circuit and NOx decomposition circuit.

1st Cavity: Exhaust gas under the first cavity through diffusion barrier

2nd Cavity: NO2 present in the exhaust gas is replaced with NO

3rd Cavity: NO enters the third cavity and 2NO→N2 + O2 at M2 electrode

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NOX sensor