High Precision Gas Sensors,Smart Sensor System Supplier

This RS485-type ammonia temperature and humidity transmitter adopts the electrochemical principle, supports 5-28VDC wide voltage power supply, and features a wall-mounted waterproof design suitable for harsh environments. It has the characteristics of fast response, high sensitivity, and strong anti-interference. Calibrated with exclusive algorithms and standard gases, it has high precision and strong stability, with data updated every 2 seconds. It can real-time monitor ammonia (0-50/100ppm), temperature (-40~80℃), and humidity (0~99.9% RH), and is suitable for scenarios such as farms, chemical plants, and greenhouses. It supports the ModBus RTU protocol and is easy to install and use.

Our RS485 hydrogen transmitter integrates high-sensitivity gas detection with stable Modbus RTU communication. It supports remote monitoring and PLC system integration, features explosion-proof design and temperature compensation, and delivers accurate H₂ concentration data for industrial sites, battery rooms, and fuel cell systems. Reliable, easy to calibrate, ideal for safety-critical applications.

This LoRaWAN Hydrogen Sensor is a professional wireless IoT gas monitoring device based on electrochemical principle, designed for global industrial applications. With a measurement range of 0-1000 ppm and 1 ppm high resolution, it delivers accurate H₂ concentration detection. Supporting 8 global frequency bands (CN470/EU868/US915 etc.) and LoRaWAN 1.0.3 protocol, it’s compatible with OTAA Class A/C modes (default Class C) for reliable long-range transmission. Features low power consumption, strong anti-interference, and high stability, it allows flexible configuration of alarm thresholds, data collection & reporting cycles via downlink commands. Ideal for industrial safety, energy storage security, and environmental monitoring worldwide, it’s easy to install, supports zero-point calibration, and comes with a 1-year warranty, providing a trusted IoT solution for global hydrogen safety monitoring.

This is a high-precision CO₂ gas concentration sensor, suitable for scenarios such as indoor environmental monitoring, fresh air systems, and agricultural greenhouses. It can detect the CO₂ concentration in the air in real time and output accurate data, featuring fast response speed, strong stability, and excellent anti-interference ability. It supports multiple signal output methods, facilitating integration with various devices and helping users keep track of the environmental gas quality.

Our RS485-type O2 temperature and humidity sensor boasts rapid response, high sensitivity, and strong anti-interference. Calibrated via multi-stage standard gas and unique compensation algorithms, it offers long service life (≥24 months), high precision (O2: ±2%FS, temp: ±0.5℃, humidity: ±3%RH) and stability. With 10-30V DC wide voltage supply, it adopts ModBus RTU protocol, supporting address/baud rate setting and 2000m long-distance communication. Featuring a waterproof wall-mounted design, it suits harsh environments like warehouses, workshops, chemical plants, and greenhouses. Optional OLED screen enables on-site reading. Ideal for real-time gas and environmental monitoring, it’s your reliable choice for diverse industrial and commercial needs.

This RS485-type phosphine (PH3) sensor adopts the electrochemical principle and supports the ModBusRTU protocol. With a measuring range of 0-1000ppm and a resolution of 0.1ppm, it boasts high detection accuracy and stable performance. Powered by 5-28VDC wide voltage, it features a wall-mounted waterproof design suitable for harsh environments and can proactively report data anomalies. It is widely used in phosphine monitoring scenarios such as industrial safety, agricultural production and environmental protection.

LoRa wireless chlorine gas (CL2) sensor is a wireless IoT sensor used for monitoring chlorine gas. Based on LoRa spread spectrum modulation technology, ultra long distance communication between terminals has been achieved. 

This sensor is a wireless IoT device based on LoRa spread spectrum modulation technology, integrating ethylene (0～100 ppm), temperature (-40~+80 ℃), and humidity (0~99.9 %RH) monitoring in one. It features high detection accuracy, ultra-long-range communication, and low power consumption. Supporting multi-band adaptation, threshold presetting, and active abnormal reporting, it is suitable for various scenarios such as industrial safety and agricultural production. With easy installation and configuration, it provides reliable data support for environmental control and equipment safety.