Air gas detector
A gas detector is also known as a gas sensor, gas transmitter, and gas monitor, which converts a certain gas volume fraction into an electrical signal for remote online monitoring and control.
Search & Filter
Air Gas Detector Model
A gas detector is a device that converts a certain gas volume fraction into an electrical signal. It is also known as a gas sensor, gas transmitter, and gas monitor.
The gas detector sensor can measure carbon monoxide (CO), carbon dioxide (CO2), industrial wall-mounted carbon dioxide (CO2), oxygen (O2), ozone (O3), sulfur hexafluoride (SF6), hydrogen sulfide (H2S), ammonia (NH3), sulfur dioxide (SO2), nitrogen dioxide (NO2), total volatile organic compound (TVOC), phosphine (PH3), hydrogen (H2), methane (CH4), formaldehyde (HCHO), and other gases.

SEM340 LCD Display Air Quality Sensor
SEM340 LCD display air quality sensor, the device has a built-in large-screen LCD, a friendly interface and is easy to

SEM3282B Pipeline NO2 concentration sensor
SEM3282B Pipeline nitrogen dioxide transmitter designed by our company adopts the imported first-line brand electrochemical nitrogen dioxide sensor, which

SEM324 Temperature and humidity oxygen sensor
SEM324 Oxygen Temperature and Humidity Transmitter Product Overview Oxygen is the most widely distributed in nature, accounting for 48.6% of

SEM223 CO2 temperature and humidity integrated sensor
SEM223 transmitter adopts a new infrared verification technology to measure CO2 concentration. The response is quick and sensitive, avoiding

SEM322B Pipeline Ammonia temperature and humidity sensor
SEM322B Pipeline Ammonia temperature and humidity sensor Wall-mounted waterproof case, easy to install, high level of protection, can adapt to

SEM3282 NO2 concentration sensor
SEM3282 nitrogen dioxide transmitter designed by our company adopts the imported first-line brand electrochemical nitrogen dioxide sensor, which has

SEM327 TVOC sensor
SEM327 TVOC transmitter introduced by our company can effectively monitor the TVOC content in the environment, and can communicate directly

SEM329 Formaldehyde CH2O concentration sensor
SEM329 formaldehyde transmitter designed by our company adopts electrochemical sensor which has the characteristics of high measurement accuracy, fast response

SEM332 Compound multi-gas detector
SEM332 is an intrinsically safe compound detector developed for environments containing explosive or toxic gases. It can detect 6 gases:
Custom OEM Sensors
We support customize products according to your applications or specify brand substitutes.
Related Article
As one of the earliest gas detector sensor manufacturer, SenTec provide a wide variety air and gas solutions.
TVOC Air Quality Testing: Essential Facts for a Healthier Indoor Environment
Most people don’t realize they spend about 90% of their...
Read MoreWhat are functions of smart public toilet gas sensor ?
With the continuous development of information technology, the application level...
Read Morewhat is Air quality monitoring system?
The air quality monitoring system can continuously and automatically monitor...
Read More


