This page is not the official website. Generated by AI, does not constitute any advice. If needed, please click here to visit the corresponding official website.

Smart IoT Sensors for Gas, Soil & Water Monitoring

High-precision environmental sensors with RS485, LoRa, NB-IoT, 4G, and WiFi connectivity. Trusted by industries for reliable gas detection, soil analysis, and water quality monitoring.

Explore Products
IoT Sensor Systems

About Weihai Jingxun Changtong

Weihai Jingxun Changtong Electronic Technology Co., Ltd. is a leading provider of intelligent IoT sensing solutions. With years of expertise in environmental monitoring, we design and manufacture high-performance gas detectors, soil sensors, water quality monitors, and smart agriculture systems.

Our mission is to deliver accurate, reliable, and scalable sensor technologies that empower industries, farms, and cities to monitor and respond to environmental changes in real time.

  • ISO-Certified Manufacturing
  • Global Export to 50+ Countries
  • 24/7 Technical Support
Factory and Team

Our Product Range

From gas detection to soil nutrient analysis, our sensors are engineered for durability, accuracy, and seamless IoT integration.

Soil Moisture Sensor

RS485 Soil Moisture Sensor

Wireless soil moisture meter with high precision detection for agriculture and irrigation systems.

  • Output: RS485 Modbus
  • Range: 0-100% moisture
  • IP68 Waterproof
Soil Nutrient Tester

Soil Nutrient Tester (NPK)

All-in-one soil tester with display for pH, EC, NPK, temperature, and moisture.

  • Handheld platform included
  • Real-time digital display
  • Portable & rechargeable
Gas Detector Sensor

4G/WiFi Gas Monitor

Smart gas sensor with Ethernet, WiFi, NB-IoT, and 4G connectivity for remote monitoring.

  • Supports multiple gas types
  • Cloud data logging
  • Alarm output & relay
Water Quality Monitor

Water Quality Monitoring System

Real-time pH, DO, EC, turbidity, and temperature monitoring for aquaculture and wastewater.

  • RS485 or LoRa output
  • Submersible probe
  • Anti-fouling design
Fixed Gas Analyzer

Fixed Gas Analyzer

Industrial-grade fixed gas detection system for continuous monitoring in hazardous areas.

  • Explosion-proof housing
  • 4-20mA & RS485 output
  • Supports toxic/combustible gases
Portable Gas Detector

Portable Gas Detector

Compact handheld gas detector for field use with real-time display and audio alarm.

  • Battery powered
  • Vibrating & sound alarm
  • Data storage up to 100,000 points
Weather Station

Smart Weather Station

All-in-one environmental monitoring with wind, rain, temperature, humidity, and pressure sensors.

  • Solar powered option
  • LoRa/4G transmission
  • IP65 outdoor rated
Split Gas Sensor

Split Gas Sensor Module

Modular gas sensor design with remote display and probe for flexible installation.

  • Up to 100m cable length
  • Easy calibration
  • Supports multiple gases

Smart IoT Solutions

We integrate hardware, software, and connectivity to deliver turnkey monitoring systems for agriculture, industry, and smart cities.

IoT Smart Agriculture

Automate irrigation based on real-time soil moisture, temperature, and nutrient levels. Our system enables water conservation, increased yield, and remote farm management.

  • ✅ Automatic irrigation control
  • ✅ Cloud-based dashboard
  • ✅ Mobile alerts & reports
  • ✅ Solar-powered sensors
Smart Farming

Air Quality Monitoring System

Deploy a network of gas and particulate sensors to monitor urban or industrial air quality in real time. Data is visualized on a central platform with historical trends and compliance reporting.

  • ✅ PM2.5, PM10, CO, SO2, NO2
  • ✅ Real-time public display
  • ✅ API for city integration
  • ✅ 24/7 remote monitoring
Air Quality Monitoring
50+
Countries Served
10K+
Sensors Deployed
15+
Years Experience
24/7
Support Available

Frequently Asked Questions

What communication protocols do your sensors support?

Our sensors support RS485, 4-20mA, LoRa, NB-IoT, GPRS, 4G, WiFi, and Ethernet for flexible integration into any system.

Can I integrate your sensors with my existing SCADA or IoT platform?

Yes, all our sensors use standard Modbus RTU or MQTT protocols, making them compatible with most industrial and cloud platforms.

Do you offer OEM/ODM services?

Yes, we provide full OEM and ODM support including custom firmware, housing, and branding for bulk orders.

What is the warranty period for your products?

We offer a standard 18-month warranty on all sensors and gas detectors, with extended warranty options available.

Get in Touch

Have questions about our sensors or need a custom solution? Reach out to our team for expert support.

Contact Information

Phone: +86 178 6109 8993

Phone: +86 15588302704

Email: [email protected]

Company: Weihai Jingxun Changtong Electronic Technology Co., Ltd.

Address: No.221, Huoju Road, Weihai, Shandong, China

Visit Official Website to Contact

Notice for Buyers: If you are a buyer, the above information is generated by AI collection and does not constitute any advice. If necessary, please visit the corresponding official website.

For Domain Owners: If you are the domain owner and do not want to be included by fobcompany.info, please contact [email protected] via your corporate email to cancel. We will cancel your inclusion within 3 business days.

如果您是域名所有者 不想被fobcompany.info收录 请用企业邮箱联系[email protected] 取消收录 我们将在3个工作日取消您的收录

Service Request: If you are other domain and want to be included, please contact [email protected]

如果您是其他域名合作 也请联系[email protected]