Products

4-electrode 7E4-NO-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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4-electrode 7E4-H2S-10 sensor

This 4-electrode sensor is designed for air quality monitoring to measure the low-concentration H2S gas with ultra-high resolutions.The design optimizes the sens ...

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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-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-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

Preannouncement of new SO2 Gas Sensor Release

{2021/12/24}SemeaTech is going to release a new set of SO2 sensors in the near feature. 7E4-SO2-5L Sensor (Effectively reduces the cross interference of H2S, NO2, ...

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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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