ZE03-O3 Ozone Sensor Module | Electrochemical O3 Detector 0–10ppm UART Output

The Electrochemical Detection Module ZE03-O3 is a compact and highly accurate ozone (O₃) sensing module designed for reliable detection of low to medium ozone concentrations. Built using advanced electrochemical technology, it delivers stable and precise measurements with excellent sensitivity.

With integrated signal processing and easy interface options, the ZE03-O3 module is widely used in air quality monitoring systems, industrial safety applications, and IoT-based environmental solutions.

Key Features

• High-precision electrochemical ozone sensor
• Detection range: 0–10 ppm
• Fast response and recovery time
• Built-in signal conditioning circuit
• UART digital output + analog voltage output
• High sensitivity and accuracy
• Excellent repeatability and stability
• Low power consumption
• Strong anti-interference capability
• Compact and easy-to-integrate design

Applications

The ZE03-O3 module is widely used in:

• Indoor air quality monitoring systems
• Smart home and IoT air quality devices
• HVAC and ventilation systems
• Ozone leakage detection
• Environmental monitoring stations
• Air purifiers and sterilization systems
• Laboratories and research environments

Why Choose ZE03-O3?

The ZE03-O3 offers a perfect balance of performance, size, and cost, making it one of the most popular ozone sensing modules.

Key advantages:

• Reliable and stable measurements
• Easy integration with microcontrollers (Arduino, ESP32, PLC)
• Dual output (UART + analog) for flexibility
• Suitable for both commercial and DIY applications

It is an excellent choice for developers and OEMs building efficient ozone monitoring systems.

Installation & Usage Tips

• Power using a stable 5V DC supply
• Allow short preheating time before measurements
• Ensure proper airflow around the module
• Avoid exposure beyond 10 ppm range
• Perform periodic calibration for accurate results