Temperature & Humidity Sensor (Si7021) For Arduino
Discontinued I2C temperature and humidity sensor based on Si7021. Factory calibrated, low power, suitable for HVAC and automotive applications.
Start wiring
I2C · SPI · Single data line · 3.3 – 5 V · Breakout
Confirm the data interface matches your host board.
Temp & humidity
165 other optionsDHT/AHT sensors, SHT-series humidity chips, BMP and LPS barometers, BME combined sensors, DS18B20 probes, thermocouple amplifiers and non-contact MLX IR sensors — about 165 listings, very different accuracy classes.
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