All Products

SKU: AF-395 | Brand: Adafruit

An 8-channel bidirectional logic level converter breakout based on the TXB0108 chip. This converter automatically detects signal direction, eliminating the need for direction control pins. It shifts between virtually ...

SKU: AF-3295 | Brand: Adafruit

Keep track of time even when your project loses power or gets reprogrammed. The PCF8523 Real Time Clock breakout is a battery-backed RTC that communicates over I2C and works with both 3.3 V and 5 V power and logic. Pe...

SKU: AF-3290 | Brand: Adafruit

A platinum resistance temperature detector (RTD) with a 100 Ω resistance at 0°C, offering superior accuracy and long-term stability compared to thermocouples and thermistors. PT100 sensors are widely used in laborator...

SKU: AF-828 | Brand: Adafruit

An inline flow sensor for measuring liquid or water flow in solar heating, computer cooling, irrigation, and other fluid projects. The sensor uses a pinwheel with a magnet and an external hall effect sensor to count r...

SKU: AF-5963 | Brand: Adafruit

The Adafruit 555 PWM Output STEMMA is a fully assembled 555 timer board that generates an adjustable square-wave PWM signal — no breadboard wiring or external components needed. An onboard trimmer pot lets you tune th...

SKU: AF-5913 | Brand: Adafruit

The Adafruit STEMMA Reflective Photo Interrupt Sensor uses a TCRT1000 right-angle optical module to detect reflective surfaces. An onboard IR LED emits light, and when an object reflects it back to the IR phototransis...

SKU: AF-5912 | Brand: Adafruit

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...

SKU: AF-5709 | Brand: Adafruit

The Adafruit CAN Bus FeatherWing adds CAN bus networking to any Feather board. It uses the MCP2515 CAN controller and TJA1051/3 transceiver to send and receive messages in standard or extended format at up to 1 Mbps o...

SKU: AF-5628 | Brand: Adafruit

A compact, self-centering analogue thumbstick with a feel and size similar to Nintendo Joy-Con joysticks. It uses two 10kΩ potentiometers (one for each axis) to provide proportional X/Y analogue output, plus a centre-...

SKU: AF-5663 | Brand: Adafruit

Need to use multiple I2C devices that share the same address? The PCA9546 4-Channel I2C Multiplexer lets you connect up to four same-address I2C devices to a single microcontroller by acting as a gatekeeper — write a ...

SKU: AF-5611 | Brand: Adafruit

The Adafruit PCF8575 GPIO Expander Breakout is an affordable 16-channel I2C GPIO expander that doubles your available digital I/O over a simple two-wire connection. Add extra buttons, LEDs, relays, or other digital pe...

SKU: AF-5610 | Brand: Adafruit

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 configura...

SKU: AF-4965 | Brand: Adafruit

A simple, palm-sized water detection sensor that outputs a digital high signal when water or condensation is detected on its surface. The compact red PCB features interlocking traces connected to a lightly biased tran...

SKU: AF-5189 | Brand: Adafruit

Keep track of time even when your project loses power or gets reprogrammed. This updated PCF8523 Real Time Clock breakout features STEMMA QT / Qwiic connectors for solderless I2C wiring, plus traditional breadboard he...

SKU: AF-5187 | Brand: Adafruit

The Adafruit SCD-40 is a photoacoustic true CO2 sensor that directly measures carbon dioxide concentration in ambient air, rather than estimating it from volatile organic compounds. It also includes integrated tempera...

SKU: AF-5157 | Brand: Adafruit

The Adafruit NeoKey 5×6 Ortho is a snap-apart PCB grid of 30 mechanical key switch sockets, each with a reverse-mount NeoPixel LED. Break the grid along its scored tabs to create any rectangular layout you need — 2×3,...

SKU: AF-4979 | Brand: Adafruit

The NeoKey FeatherWing adds two mechanical key switch sockets with individually addressable NeoPixel backlighting to any Feather-format microcontroller. Each socket accepts Cherry MX or compatible switches (Kailh, Gat...

SKU: AF-4886 | Brand: Adafruit

The Adafruit AW9523 GPIO Expander and LED Driver Breakout adds 16 I/O pins to any I2C-capable microcontroller or single-board computer. What sets this expander apart is its built-in 256-step linear constant-current LE...

SKU: AF-4903 | Brand: Adafruit

This compact breakout provides electrical isolation between two sides of an I2C bus, helping separate earth-grounded circuits, reduce noise, or protect sensitive low-voltage monitoring equipment from faults cascading ...

SKU: AF-4836 | Brand: Adafruit

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 ...