Asair AM2301B Temperature & Humidity Sensor -40~+80°C, 0~100% RH
The Asair AM2301B is a digital temperature and humidity sensor module featuring a dedicated ASIC, a MEMS capacitive humidity sensor, and an integrated temperature sensor. It provides calibrated digital output via an I²C interface and is compatible with 3.3V/5V systems like Arduino, Raspberry Pi, ESP32, and industrial PLCs.
Features
- Digital I²C output with calibrated readings
- Wide operating range: -40°C to +80°C temperature, 0% to 100% RH humidity
- High resolution: 0.01°C temperature, 0.024% RH humidity
- Excellent accuracy: ±0.3°C temperature, ±2% RH humidity (at 25°C)
- Low-power operation with 2.2V to 5.5V supply voltage
Out of stock
The AM2301B integrates a next-generation MEMS semiconductor capacitive humidity sensing element and a precision on-chip temperature sensor, managed by a dedicated ASIC. This design ensures high reliability and stable performance even in harsh environmental conditions. Each unit undergoes factory calibration and testing to guarantee measurement accuracy out of the box.
The module outputs fully digital data via a standard I²C interface, simplifying integration with microcontrollers and data acquisition systems. Its robust structural design includes protective housing and mounting holes for secure installation in various application scenarios, from industrial monitoring to HVAC systems.
Additional Information
| Weight | 0.014 kg |
|---|---|
| Dimensions | 4 × 7 × 1 cm |













