Figaro Oxygen Sensor, Oxygen Cell KE-25F4: Round top cover, interface (with gasket)

Brand: Japan FIGARO. The KE series sensors (KE-12/KE-25/KE-50) are a unique, galvanic cell-type oxygen sensor successfully developed in Japan in 1985. Their notable features include a long service life, excellent chemical stability, and resistance to interference and effects from CO2. The KE series sensors were developed to meet the growing demand for oxygen detection across various industries, such as combustible gas detection, biotechnology applications, medical device applications, residential gas appliances, and more.