Products

4-electrode 7E4-O3-5 sensor

This 4-electrode sensor is designed for air quality monitoring to measure the low-concentration O3 gas with ultra-high resolutions.The design optimizes the senso ...

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4-electrode 7E4-SO2-5 sensor

This 4-electrode sensor is designed for air quality monitoring to measure the low-concentration SO2 gas with ultra-high resolutions.The design optimizes the sens ...

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4-electrode 7E4-NO2-5 sensor

Normal Range:0~5 ppm Maximum Overload:20 ppm Sensitivity:0.50 0.15 A/ppm Response Time(T90): 60 s Zero Signal: 70 nA Resolution:10 ppb Linearity: ...

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4-electrode 7E4-CO-10 sensor

This 4-electrode sensor is designed for air quality monitoring to measure the low-concentration CO gas with ultra-high resolutions.The design optimizes the senso ...

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News

Release of 4-Series H2S,NDIR sensors

{2020/07/24}SemeaTech announces today that it has added the following new products into the gas sensor family: 4series H2S-100S sensor 4series H2S-100S sensor CO2-...

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About Us

SemeaTech is the worldwide leader in sensing technologies focusing on hazardous material detection in work safety and environmental protection. It was founded in Los Angles, USA and Shanghai, China by a group of scientists and engineers with extensive exper...

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