Products

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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7E4-CO-20 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 sens ...

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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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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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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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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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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

4-Series PID sensor certified by IECEx and ATEX

{2023/11/16}Congratulations to 4-Series PID sensors (Models: 4PID-50C, 4PID-200C, 4PID-2000C, 4PID-10000C) by SemeaTech (Shanghai) Co., Ltd. for successfully obtai...

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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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