Humidity Sensors

SKU: AF-4566 | Brand: Adafruit

The Adafruit AHT20 is an affordable I2C temperature and humidity sensor from the makers of the popular DHT22. It delivers reliable readings with standard I2C communication, making it easy to use with any Arduino, Rasp...

SKU: AF-6260 | Brand: Adafruit

The Adafruit SHT45 Trinkey is a tiny USB A device that combines an ATSAMD21 microcontroller with Sensirion's highest-precision SHT45 temperature and humidity sensor, protected by a PTFE filter. Simply plug it into any...

SKU: AF-6331 | Brand: Adafruit

The Adafruit SEN6x Breakout lets you quickly connect a Sensirion SEN66 (or other SEN6x) environmental sensor node to any microcontroller or single-board computer via STEMMA QT / Qwiic — no soldering or breadboarding r...

SKU: SF-SEN-19325 | Brand: SparkFun

The SEN54 sensor module from Sensirion combines the measurement of particulate matter, VOC, humidity, and temperature in a single package. The SEN54 sensors provide fully calibrated outputs with a digital interface, a...

SKU: AF-4535 | Brand: Adafruit

The Adafruit HTS221 is an affordable I²C/SPI temperature and humidity sensor breakout board from ST. It measures relative humidity from 0–100% RH with 3.5% accuracy (in the 20–80% range) and temperature from -40 to 12...

SKU: SF-SEN-16467 | Brand: SparkFun

Looking to keep a log of the climate in your greenhouse, create a humidor control system or want to track temperature and humidity data for a weather station project? The SparkFun SHTC3 Humidity Sensor may be the perf...

SKU: SF-SEN-15112 | Brand: SparkFun

The SCD30 from Sensirion is a high quality Nondispersive Infrared (NDIR) based CO₂ sensor capable of detecting 400 to 10000ppm with an accuracy of ±(30ppm+3%). In order to improve accuracy the SCD30 has temperature an...

SKU: AF-3721 | Brand: Adafruit

The AM2320 is a low-cost digital temperature and humidity sensor with an I2C interface — a simpler alternative to the classic DHT11/DHT22 sensors that require timing-critical bit-bang protocols. With standard I2C comm...

SKU: DF-SEN0233 | Brand: DFRobot

A multifunction air quality monitor that measures particulate matter (PM2.5), formaldehyde concentration, temperature, and humidity. It uses laser scattering to detect suspended particles in the air, an electrochemica...

SKU: DF-SEN0148 | Brand: DFRobot

This is an anti-rust, robust and precise SHT10 sensor, which can master enterprise-class and industrial-level applications. It can be applied in various fields: telepoint base stations, electronic control cabinet, pr...

SKU: AF-3251 | Brand: Adafruit

The Adafruit Si7021 is a temperature and humidity sensor from Silicon Labs with a PTFE filter for protection against dust and contaminants. It provides ±3% relative humidity accuracy over 0–80% RH and ±0.4 °C temperat...

SKU: AF-1899 | Brand: Adafruit

The Adafruit HTU21D-F is an accurate I²C digital temperature and humidity sensor breakout board. With typical humidity accuracy of ±2% (optimised for 5–95% RH) and temperature accuracy of ±1°C across -30 to 90°C, it's...

SKU: DF-SEN0678 | Brand: DFRobot

This Gravity air quality module uses Sensirion’s STCC4 gas sensing chip to directly measure carbon dioxide with the thermal conductivity measurement principle. It is designed for compact, cost-effective indoor monitor...