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7Semi CO2 Temperature Humidity Sensor Probe 400–5000 PPM I2C
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The 7Semi CO2, Temperature & Humidity Sensor Probe I2C (400–5000 PPM) is a compact and high-precision environmental monitoring solution designed for air quality measurement and smart sensing applications. It integrates CO2, temperature, and relative humidity sensing in a single durable probe, making it ideal for indoor air quality monitoring and embedded system development.
This sensor uses a factory-calibrated digital sensing system with advanced compensation for stable and accurate readings. It measures CO2 concentration in the range of 400 to 5000 PPM along with precise temperature and humidity data, making it suitable for HVAC control systems, smart buildings, agricultural environments, and IoT-based monitoring solutions.
The probe features a robust waterproof metal housing with a 1-meter cable, allowing installation in challenging or remote environments. Its I2C interface ensures easy connectivity with microcontrollers such as Arduino, ESP32, Raspberry Pi, and STM32, enabling fast integration into various embedded and industrial projects.
Designed for low power consumption and long-term stability, the sensor is ideal for continuous monitoring applications where reliability and accuracy are critical.
| Parameter | Details |
|---|---|
| Product Name | 7Semi CO2, Temperature & Humidity Sensor Probe I2C 400–5000 PPM |
| Measurement Parameters | CO2 (ppm), Temperature (°C), Humidity (%RH) |
| CO2 Measurement Range | 400 – 5000 PPM (extendable up to 32000 PPM) |
| CO2 Accuracy | ±(100 ppm + 10% of reading) |
| Temperature Accuracy | ±0.1 °C |
| Humidity Accuracy | ±1.0 %RH |
| Interface | I2C digital communication |
| Operating Voltage | 3.3V |
| Probe Type | Waterproof metal probe |
| Cable Length | 1 meter |
| Operating Temperature | -10°C to 60°C (CO2 optimized range) |
| Current Consumption | Low power (µA to mA range depending on mode) |