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Showing 1-20 of 31 products · 3 unavailable products hidden
Adafruit TMP117 ±0.1°C High Accuracy I2C Temperature Sensor - STEMMA QT / Qwiic
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The Adafruit TMP117 is a high-accuracy I2C temperature sensor from Texas Instruments, offering 16-bit resolution (0.0078°C) and up to ±0.1°C accuracy across the most common temperature ranges. It's ideal for applications where precise temperature monitoring is critical, such as thermostats, cold ...
Adafruit EMC2101 I2C PC Fan Controller and Temperature Sensor - STEMMA QT / Qwiic
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The Adafruit EMC2101 breakout is an I2C fan controller and temperature sensor that makes it easy to integrate 3-pin or 4-pin PC fans into your projects. The Microchip/SMSC EMC2101 handles PWM speed control and tachometer monitoring over I2C, so you don't need to dedicate PWM outputs or counter in...
Adafruit BH1750 Light Sensor - STEMMA QT / Qwiic
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The Adafruit BH1750 Light Sensor is a 16-bit ambient light sensor from Rohm that provides measurements directly in lux — the SI unit for illuminance. This makes it easy to compare readings against reference values or other sensors without manual calibration or conversion. Packaged on a STEMMA QT...
Adafruit LTR-303 Light Sensor - STEMMA QT / Qwiic
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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...
Adafruit LPS25 Pressure Sensor - STEMMA QT / Qwiic
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The Adafruit LPS25 Pressure Sensor Breakout features the ST LPS25HB — an absolute barometric pressure sensor that measures atmospheric pressure from 260 to 1260 hPa. Use it for weather monitoring, altitude estimation, or any project where accurate air pressure readings are needed. The LPS25 deli...
Adafruit PCT2075 Temperature Sensor - STEMMA QT / Qwiic
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The Adafruit PCT2075 Temperature Sensor is a precise, affordable I2C temperature sensor and a drop-in replacement for the classic LM75. With an 11-bit ADC (compared to the LM75's 9-bit), it delivers finer temperature resolution. Three-state address pins allow up to 27 sensors on a single I2C bus ...
Adafruit SGP40 Air Quality Sensor Breakout - VOC Index - STEMMA QT / Qwiic
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The Adafruit SGP40 is a next-generation MOX (metal-oxide) gas sensor from Sensirion for indoor air quality monitoring. Unlike its predecessor the SGP30, the SGP40 outputs a raw signal that is processed through Sensirion's VOC algorithm to produce an overall air quality index from 0 to 500 — rathe...
Adafruit TMP119 ±0.03°C I2C Temperature Sensor
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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...
Adafruit BMP581 I2C/SPI Temperature & Pressure Sensor
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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...
Adafruit Wii Nunchuck Breakout Adapter - Qwiic / STEMMA QT
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Turn a Wii Nunchuck into a versatile I2C controller for your next project with the Adafruit Wii Nunchuck Breakout Adapter. It fits snugly into the Wii connector and handles level shifting and power regulation, so you can use the controller with any 3.3V or 5V microcontroller. The Wii Nunchuck co...
VCNL4030 Proximity and Lux Sensor Breakout - STEMMA QT/Qwiic
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This compact breakout combines a Vishay VCNL4030 proximity sensor and ambient light sensor on one board. It can measure proximity from 0 to 300mm (about 12 inches) and light from 0.004 to 16,768 lux, making it a handy option for touchless controls, presence detection and light-aware projects.The ...
VCNL4020 Proximity & Light Sensor Breakout - STEMMA QT/Qwiic
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This breakout combines Vishay's VCNL4020 proximity sensor and ambient light sensor on one compact I2C board, making it a handy choice when you want to detect nearby objects and measure light levels at the same time. The proximity sensor works from 0 to 200mm (about 7.5 inches), while the light se...
Adafruit MSA311 Triple Axis Accelerometer - STEMMA QT / Qwiic
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The Adafruit MSA311 is a compact, low-cost triple-axis accelerometer with 14-bit resolution and a rich set of built-in motion detection features. Very similar to the MSA301 but with an updated I2C address (0x62 instead of 0x26), it includes tap/double-tap detection, orientation sensing, freefall ...
Adafruit BME280 I2C or SPI Temperature Humidity Pressure Sensor
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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...
Adafruit PCF8591 Quad 8-bit ADC + 8-bit DAC - STEMMA QT / Qwiic
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The Adafruit PCF8591 Quad 8-bit ADC + 8-bit DAC combines four analogue input channels and one analogue output channel in a single I2C breakout. Measure voltages from potentiometers, sensors, or other analogue sources — and generate analogue output signals — all over a simple two-wire connection. ...
MCP3421 18-Bit ADC Breakout - STEMMA QT / Qwiic
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This compact breakout adds a high-resolution, single-channel ADC to your I2C bus, making it a handy choice for precision differential measurements. It is built around the MCP3421, a simple and low-cost 18-bit ΔΣ converter with adjustable gain, a built-in precision reference voltage, and support f...
BMP580 I2C/SPI Temperature and Pressure Sensor Breakout
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Bosch’s BMP580 is a precision barometric pressure, temperature and altimeter sensor for projects that need fine height or pressure tracking. It follows on from Bosch’s BMP2xx and BMP3xx sensors and can be used over either I2C or SPI.Use I2C for simple wiring, or SPI when you want to connect multi...
SGP41 VOC & NOx Gas Sensor Breakout
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Build a digital nose for indoor air quality projects with this SGP41 gas sensor breakout. The Sensirion SGP41 is a fully integrated MOX gas sensor with I2C interfacing, so you do not need to manage heater control or analogue readings yourself.The sensor combines two MOX hot-plate sensing elements...
AS5600 Magnetic Angle Sensor Breakout
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Add rotational sensing without a mechanical connection using the AS5600 magnetic angle sensor. This breakout can sense a rotating north/south magnetic field up to 3mm away from the chip body, making it useful for frictionless rotary encoders and contactless potentiometer-style controls.Magnetic a...
APDS9999 Proximity, Lux & Colour Sensor
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This compact breakout combines RGB colour sensing, true lux light measurement and infrared proximity detection in one I2C device. With library code running on your microcontroller, it can read red, green, blue and clear light levels, as well as detect how much IR light is reflected from an object...
