All Products

SKU: AF-6482 · MPN: ADA6482

Built around Texas Instruments' TMP119, this breakout makes it easy to add extremely accurate temperature monitoring to your project over I2C. It is designed for applications where temperature really matters, including thermostats, cold chain asset tracking, and gas or heat metering, and it can a...

SKU: AF-4634 · MPN: 4634

Add motion, direction and orientation sensing to your project with this compact STEMMA QT version of the LSM9DS1 9-DOF sensor from Adafruit. The LSM9DS1 combines a 3-axis accelerometer, 3-axis magnetometer and 3-axis gyroscope into a single chip for full orientation tracking. This version featur...

SKU: AF-6426 · MPN: ADA6426

The Adafruit STHS34PF80 is a compact IR presence and motion sensor that detects human and animal presence up to 4 metres away — without requiring a lens. Unlike traditional chunky PIR sensors with simple digital output, this sensor provides a full I2C interface with detailed readings on IR intens...

SKU: AF-4632 · MPN: 4632

The Adafruit PMSA003I Air Quality Breakout is a compact laser-scattering particulate matter sensor with an I2C interface — a significant advantage over the UART-based sensors that dominate this category. Simply connect via STEMMA QT / Qwiic and start reading air quality data with no soldering req...

SKU: AF-4831 · MPN: 4831

The Adafruit LTR390 is a dual-purpose UV and ambient light sensor with true UVA sensing at a peak spectral response between 300 and 350 nm. Unlike UV index approximation sensors, the LTR390 has a genuine UV photodiode — giving you real ultraviolet light measurements over a simple I2C interface. ...

SKU: AF-4885 · MPN: 4885

The Adafruit Sensirion SHT40 is a high-accuracy temperature and humidity sensor featuring a true I2C interface for simple two-wire communication. Part of the fourth generation of Sensirion's acclaimed SHT sensor family, it delivers excellent measurement precision in a compact, easy-to-use breakou...

SKU: AF-2652 · MPN: 2652

Measure indoor environmental conditions with Bosch’s BME280 sensor on an easy-to-use Adafruit breakout. It combines temperature, barometric pressure and humidity sensing in a compact board that suits weather stations, room monitoring, data logging and altitude-aware projects.The sensor can commun...

SKU: AF-6407 · MPN: ADA6407

This Bosch BMP581 breakout is a precision barometric pressure, temperature and altimeter sensor for environmental sensing, drones, wearables and projects that need to track height above sea level. It offers much finer pressure precision than earlier BMP2xx and BMP3xx generations, making it well s...

SKU: AF-6335 · MPN: ADA6335

A modern take on the common RGB colour sensor — the OPT4048 provides true CIE XYZ tri-stimulus output so you can match readings directly to standard colour spaces. It also calculates colour temperature (based on CIE) and lux measurements up to 144 kLux, making it suitable for everything from dim ...

SKU: AF-4832 · MPN: 4832

The Adafruit HTU31 is a third-generation I²C temperature and humidity sensor from TE, offering improved accuracy and useful extras over its predecessor, the HTU21D. With typical humidity accuracy of ±2% (at 20–100% RH, 0–70°C) and temperature accuracy of ±0.2°C (0–100°C), it delivers reliable env...

SKU: AF-5664

Need to use multiple I2C devices that share the same address? The PCA9546 4-Channel STEMMA QT / Qwiic I2C Multiplexer lets you connect up to four same-address I2C devices with completely solderless wiring. Five JST SH connectors (1 input + 4 outputs) make it plug-and-play with any STEMMA QT or Qw...

SKU: AF-4716 · MPN: 4716

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...

SKU: AF-5610 · MPN: 5610

The Adafruit LTR-303 is a low-cost I2C digital light sensor that provides 16-bit measurements for both infrared and visible+IR spectrums. Subtract one from the other to get human-visible light readings. With configurable gain and integration time, it can measure from 0 to over 65,000 lux — suitab...

SKU: AF-6331 · MPN: ADA6331

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 required. The adapter handles the SEN6x's special cable connection and power requ...

SKU: AF-4566 · MPN: 4566

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...

SKU: AF-4535 · MPN: 4535

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 120°C with ±0.5°C accuracy (between 15 and 40°C). An excellent choice for everyday...

SKU: AF-4438 · MPN: 4438

The Adafruit LSM6DSOX is a high-quality 6 Degree of Freedom (6-DoF) IMU from ST, combining a triple-axis accelerometer and triple-axis gyroscope on a single chip. Beyond basic motion sensing, it includes built-in tap detection, activity detection, a pedometer/step counter, and a programmable fini...

SKU: AF-6413 · MPN: ADA6413

The BMP585 from Bosch is a ported barometric pressure and temperature sensor featuring a tube attachment point for differential or remote pressure measurements. It delivers exceptional precision with altitude noise as low as 1 cm (0.08 Pa), making it one of the most precise pressure sensors in th...

SKU: AF-6027 · MPN: ADA6027

The Adafruit DS2482S-800 is an 8-channel I2C-to-1-Wire bus adapter on a STEMMA QT breakout board. It allows any I2C-capable microcontroller or single-board computer to communicate with 1-Wire devices — most commonly DS18B20 temperature sensors — without needing to bit-bang the 1-Wire protocol. T...

SKU: AF-4692 · MPN: 4692

The Adafruit LSM6DSO32 is a 6 Degree of Freedom (6-DoF) IMU featuring a triple-axis accelerometer with an extended ±32g range and a triple-axis gyroscope. It shares the same pinout and firmware compatibility as the LSM6DSOX, but with double the accelerometer range — ideal for high-impact and high...