All Products
Showing 21-40 of 54 products · 6 unavailable products hidden
Sensirion Particle, VOC, Humidity, and Temperature Sensor - SEN55
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The SEN55 environmental node is a straightforward, all-in-one sensor solution platform for the accurate measurement of various environmental parameters, such as particulate matter, volatile organic compounds (VOCs), oxidizing gases, such as nitrogen oxides (NOx), as well as humidity & temperature...
SparkFun Weather Shield
The SparkFun Weather Shield is an easy-to-use Arduino shield that grants you access to barometric pressure, relative humidity, luminosity and temperature. There are also connections on this shield to optional sensors such as wind speed, direction, rain gauge and GPS for location and super accu...
Humidity and Temperature Sensor - DHT20
The DHT20 is a factory-calibrated digital humidity and temperature sensor with an I²C interface. An upgrade to the popular DHT11/DHT22 series, it provides reliable environmental measurements without requiring additional calibration or external components. Key Features I²C Digital Output – Stan...
CO₂ Humidity and Temperature Sensor - SCD30
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 and humidity sensing built-in, as well as commands to set the current altitude. Fo...
1-Wire Digital Temperature Sensor for Raspberry Pi - Assembled (3m)
The Little Bird 1-Wire Digital Temperature Sensor for Raspberry Pi — a plug-and-play solution for environment sensing, data logging, and IoT applications. Simply plug it onto the Raspberry Pi GPIO header — no breadboard, jumper wires, or additional components needed. This is the assembled versio...
Octopus Temperature And Humidity Sensor
Temperature and humidity sensor is a module based on DHT11 digital temperature and humidity sensing element. Simple design, and sensitive to the ambient temperature and humidity changes, it can be used for temperature alarm, humidity testing and other works.3P Octopus Bricks Interface,input 5V - ...
Adafruit MS8607 Pressure Humidity Temperature PHT Sensor - STEMMA QT / Qwiic
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The Adafruit MS8607 is a factory-calibrated 3-in-1 sensor that measures barometric pressure, relative humidity, and temperature over I2C. Made by TE Connectivity, this PHT (Pressure, Humidity, Temperature) sensor is a compact, all-in-one solution for weather stations, environmental monitoring, an...
DFRobot Gravity Industrial Analog EC Meter Kit (K=1, IP68)
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This industrial Gravity kit measures electrical conductivity in aqueous solutions, helping you evaluate water quality by tracking dissolved content or salinity. It is suited to hydroponics, aquaculture and environmental water monitoring where long-running measurements are needed.The pro probe is ...
SparkFun Digital Temperature Sensor Breakout - TMP102
The TMP102 is an easy-to-use digital temperature sensor from Texas Instruments. The TMP102 breakout allows you to easily incorporate the digital temperature sensor into your project. While some temperature sensors use an analog voltage to represent the temperature, the TMP102 uses the I2C bus of ...
High Temp Waterproof DS18B20 Digital temperature sensor + extras
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This is a pre-wired and waterproofed version of the DS18B20 sensor made with a PTFE wire cable. Handy for when you need to measure something far away, or in wet conditions. This sensor is a little more expensive than the other waterproof version we have with a PVC cable because this one can be...
Adafruit AHT20 - Temperature Humidity Sensor Breakout Board - STEMMA QT / Qwiic
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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, Raspberry Pi or other microcontroller. This STEMMA QT version features solderless c...
SparkFun CO₂ Humidity and Temperature Sensor - SCD41 (Qwiic)
This SparkFun CO2 Humidity and Temperature Sensor features the next-generation SCD41 photoacoustic CO2 sensor for high-accuracy environmental readings. The SCD41 uses Sensirion's PASens® photoacoustic measurement system that combines narrow-band IR light and a microphone inside the sensing packag...
AM2301B - Wired Enclosed AHT20 - Temperature and Humidity Sensor
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The AM2301B is an affordable enclosed temperature and humidity sensor featuring an I2C interface — a modern upgrade over the classic DHT22/AM2302 sensors that required bit-bang timing protocols. Inside is the proven AHT20 sensor, delivering reliable readings over standard I2C with support for 2.5...
Gravity: DHT20 Temperature & Humidity Sensor for Arduino
The DHT20 temperature & humidity sensor is the newly upgraded version of the DHT11. Data accuracy, stability, response speed, measurement range are greatly improved up. DHT20 is a brand new ASIC dedicated chip, an improved MEMS semiconductor capacitive humidity sensor element and a standard on-ch...
Fermion: SGP40 Air Quality Sensor (Breakout)
The SGP40 Air Quality sensor adopts the new SGP40 digital VOC sensor chip launched by the well-known Sensirion. Based on the Sensirion’s CMOSens® technology, the SGP40 offers a complete sensor system on a single chip, a temperature-controlled micro-hotplate and a humidity-compensated indoor air q...
SHT20 I2C Temperature Humidity Sensor (Waterproof Probe)
This SHT20 I2C temperature & humidity sensor is equipped with waterproof probe. It comes with the 4C CMOSens® SHT20 temperature & humidity sensor chip and the probe has gone through dual waterproof protection test. The SHT20 I2C temperature & humidity sensor adopt Sensirion techniqu...
Fermion: AHT20 Temperature and Humidity Sensor (Breakout)
The Fermion AHT20 is a high-precision, low-cost temperature and humidity sensor breakout from DFRobot. Built around an improved MEMS semiconductor capacitive humidity sensor element, it communicates over a standard I2C interface and operates across a wide 2–5 V supply range. The sensor performs ...
Octopus Rain/Steam Sensor
This is a Rain/steam sensor from ElecFreaks. This steam sensor can be connected to the Arduino IO Expansion shield directly. The output voltage will increase when the humidity of the sensor surface goes up.You even could use it as a touch panel.
Adafruit SHT41 Trinkey - USB Temperature and Humidity Sensor
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The Adafruit SHT41 Trinkey is a tiny USB A device that combines an ATSAMD21 microcontroller with a Sensirion SHT41 temperature and humidity sensor. Simply plug it into any USB A port on your computer and start reading environmental data — no wiring, soldering, or driver installation required. Th...
ESP8266 ESP-01/ESP-01S DHT11 Temperature Humidity WiFi NodeMCU Module for Arduino
A compact sensor shield that pairs with an ESP8266 ESP-01 or ESP-01S module to monitor temperature and humidity over WiFi. The onboard DHT11 sensor captures environmental data, which the ESP8266 processes and uploads to a server — perfect for IoT and smart home projects. Simply program your ESP-...