Humidity Sensors
Humidity and moisture sensors — relative humidity (SHT31, SHT40, DHT22, etc.), soil moisture sensors, and combined temperature/humidity breakouts.
Adafruit SCD-30 - NDIR CO2 Temperature and Humidity Sensor - STEMMA QT / Qwiic
SKU: AF-4867 | Brand: Adafruit
The Adafruit SCD-30 is a true NDIR (Non-Dispersive Infrared) CO2 sensor that directly measures carbon dioxide concentration in ambient air, rather than estimating it from volatile organic compounds. With an integrated...
Delivered by Wed 10 Jun
SparkFun micro:climate kit for micro:bit - v3.0
SKU: SF-KIT-16274 | Brand: SparkFun
The SparkFun micro:climate kit is a full weather station kit that is built on top of the weather:bit carrier board. Unlike previous weather kits we've carried, this micro:climate kit is Qwiic enabled and includes o...
Delivered by Wed 10 Jun
PM2.5 Air Quality Kit (PMSA003 + SHT20)
SKU: M5-K023 | Brand: Little Bird
The PM2.5 Air Quality Kit combines a PMSA003 laser particulate sensor with an SHT20 temperature and humidity sensor in a single M5Stack-compatible module. It measures ambient particulate concentration, temperature, an...
Delivered by Wed 10 Jun
RS485 Temperature Humidity Sensor
SKU: DF-SEN0438 | Brand: DFRobot
This industrial-grade RS485 temperature and humidity sensor features a high-precision digital transducer in a rugged aluminium alloy housing. With a wide measurement range and Modbus RTU communication, it's designed f...
Delivered by Fri 19 Jun
SparkFun Humidity and Temperature Sensor Breakout - Si7021
SKU: SF-SEN-13763 | Brand: SparkFun
A low-cost, highly accurate digital humidity and temperature sensor breakout board based on the Silicon Labs Si7021. Communicates over I²C with just two data lines, providing relative humidity and precise temperature ...
Delivered by Wed 10 Jun
AM2320 Digital Temperature and Humidity Sensor
SKU: PI-COM1700 | Brand: Pimoroni
The AM2320 is a digital temperature and humidity sensor with an I2C interface. Its straightforward I2C communication makes it easy to connect to any Raspberry Pi or Arduino, and it works alongside other I2C sensors an...
Delivered by Wed 10 Jun
CO₂ Humidity and Temperature Sensor - SCD30
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...
Delivered by Fri 19 Jun
AM2320 Digital Temperature and Humidity Sensor
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...
Delivered by Tue 30 Jun
Adafruit Si7021 Temperature Humidity Sensor Breakout Board
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...
Delivered by Tue 30 Jun