Oxygen Sensor O2 Sensor 9780

[NGK OZA669-EE2 Oxygen Sensor O2 Sensor 9780 ngk oza669-ee2-9780]
When a porous electrode is placed on both sides of a zirconia ceramic, with one side exposed to the atmosphere and the other side to exhaust gas, an electromotive force is generated according to the oxygen concentration in the exhaust gas.
This characteristic can be utilized for air-fuel ratio control of exhaust gas.
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