Oxygen sensor O2 sensor 93755

[NGK OZA495-EF7 Oxygen Sensor O2 Sensor 93755 ngk oza495-ef7-93755]
When porous electrodes are placed on both sides of a zirconia ceramic, with one side exposed to the atmosphere and the other 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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