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Here are popular Adafruit options across kits, add-ons, sensors, storage, and power—great for microcontroller builds:
Kits & project add-ons
- Adafruit Soil Sensor Kit for micro:bit v2 ($59.68) — classroom-friendly kit for micro:bit v2.2 soil monitoring + learning projects.
- Adafruit FeatherWing 128x64 OLED Add-on ($38.07) — assembled 128×64 monochrome OLED FeatherWing with 3 buttons.
- Adafruit USB Host FeatherWing with MAX3421E ($35.69) — adds USB host (keyboards, mice, USB drives) to Feather projects.
Cameras
- OV5640 Camera Breakout - 72 Degree Lens with Autofocus ($23.75) — 5MP OV5640, 72° lens, autofocus.
- OV5640 Camera Breakout with 120° Low-Distortion Lens ($29.84) — 5MP OV5640 with 120° wide-angle low-distortion lens.
Sensors (I2C/QT-friendly options)
- Adafruit TMP119 ±0.03°C I2C Temperature Sensor ($35.69) — ultra high-precision ±0.03°C temperature sensing over I2C.
- MAX44009 Wide-Range Lux Light Sensor Breakout ($29.84) — measures real lux up to 188,000 lux.
- VCNL4020 Proximity & Light Sensor Breakout - STEMMA QT/Qwiic ($14.20) — combined proximity + ambient light over I2C, with STEMMA QT/Qwiic.
- Adafruit QMC5883P Triple-Axis Magnetometer ($14.20) — 3-axis magnetometer for compass/orientation.
Power monitoring & power-path protection
- Adafruit INA228 85V 20-bit I2C Power Monitor Breakout ($35.69) — 85V, 20-bit current/voltage/power monitoring (high- or low-side).
- Adafruit LM73100 23V 5A Ideal Diode Breakout ($11.82) — 3–23V power-path “ideal diode” up to 5A with low loss.
Flash memory breakouts (for logging/files/firmware assets)
- SPI Flash Breakout - W25Q16 16Mbit / 2MB ($7.04) — compact 2MB SPI flash storage.
- QSPI DIP Breakout Board - W25Q16 16Mbit / 2MB ($5.97) — easy prototyping 2MB QSPI flash (8-SOIC to DIP).
- Adafruit QSPI DIP Breakout with W25Q64 Flash - 64Mbit / 8MB ($6.56) — prototyping-friendly 8MB QSPI flash.
Lighting
- Adafruit DotStar Digital LED Strip - Black 144 LED/m - 0.5 Meter [BLACK] ($55.64) — DotStar (2-wire SPI) strip, 144 LED/m, 0.5m length for fast animations.
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Showing 1981-2000 of 2781 products · 578 unavailable products hidden
LANA TNY CH32V203 Mini Microcontroller Board by Phyx
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The LANA TNY is a compact development board from Phyx, built around the WCH CH32V203 RISC-V microcontroller. It follows the bite-sized style of boards like the Adafruit QT Py and Seeed Studio XIAO, while adding SMD pins for optional extra IO and a built-in WS2811-compatible LED output.The CH32V20...
NeoPixel RGB Cafe/Patio Light Bulb Strand - 20 Bulbs
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Add programmable colour to patios, balconies, displays and outdoor-style decorations with this bulb strand fitted with NeoPixel RGB LEDs. Each strand has 20 cafe-style bulbs, and each bulb is individually addressable so you can create rainbows, chases, fades and other effects using a NeoPixel/WS2...
micro:bit or CLUE Connector - Sunken Right Angle Type
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If you want to do more with the BBC micro:bit, getting those pins from the card-edge connector is going to be your first hurdle. Unlike many dev-boards, the micro:bit isn't breadboard-friendly. That makes the 'bit durable and easy to manufacture but means you need a special connector.This surface...
![1.2 8x8 Matrix Square Pixel - White [KWM-R30881CWB-Y]](/rails/active_storage/representations/redirect/BAh7BkkiC19yYWlscwY6BkVUewdJIglkYXRhBjsAVGkC7QZJIghwdXIGOwBUSSIMYmxvYl9pZAY7AEY=--ce1dbe1c69213666f03c50127141c4008df14071/BAh7BkkiC19yYWlscwY6BkVUewdJIglkYXRhBjsAVHsIOgtmb3JtYXQ6CXdlYnA6EnJlc2l6ZV90b19maXRbB2kCkAFpApABOgpzYXZlcnsHOgxxdWFsaXR5aVc6CnN0cmlwVEkiCHB1cgY7AFRJIg52YXJpYXRpb24GOwBG--f55be79df1f1b025f86d676a642df617e240cfbc/image_3172759f-0022-450e-b98e-707e28857d60.jpg)
1.2 8x8 Matrix Square Pixel - White [KWM-R30881CWB-Y]
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This 1.2″ 8×8 LED Matrix features 64 bright white LEDs arranged in a square grid, perfect for building scrolling signs, simple animations, or small pixel displays. The compact package plugs directly into a breadboard with 0.1″ pin spacing — eight pins on each side. The matrix requires 1:8 multip...
3.3V 250mA Linear Voltage Regulator - L4931-3.3 TO-92
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A low-dropout (LDO) 3.3 V linear voltage regulator based on the ST L4931 in a TO-92 package. With just 0.4 V dropout, it delivers a clean, regulated 3.3 V output from input voltages as low as 3.7 V — well suited for stepping down 5 V supplies or single-cell lithium batteries. Built-in current li...
Snap Action 1-to-1 Wiring Block Connector - Pack of 5
Snap action blocks are perfect when you have to quickly wire up a bunch of free-hanging components, and you don't want to solder. They're much easier to use than wire nuts, and of course, they are reusable and do not require any crimping!These are 1 to 1 wire blocks: there is one separate input a...
Purple MA Keycaps for MX Compatible Switches - 5 pack
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Dress up your mechanical keys in your favorite colors with a wide selection of gumdrop-like, retro, curvy, and stylish MA profile keycaps. Here is a 5 pack of Purple MA Keycaps for your next mechanical keyboard or NeoKey project. Snap 'em onto any Cherry MX or compatible switc...
Anodized Aluminum Machined Knob - Red - 20mm Diameter
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This Anodised Aluminium Machined Knob in cherry red is a premium upgrade for any rotary encoder or potentiometer. Solid machined aluminium with knurled sides for a secure grip and a shiny anodised finish that looks right at home in a recording studio. A white triangle indicator on the top lets y...
Pink DSA Keycaps for MX Compatible Switches - 10 pack
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Dress up your mechanical keys in your favorite colors, with a wide selection of stylish DSA key caps. Here is a 10 pack of pink DSA keycaps for your next mechanical keyboard or NeoKey project. Snap 'em onto any Cherry MX or compatible switch to turn your Feather ...
![Square Force-Sensitive Resistor (FSR) [Interlink 406]](/rails/active_storage/representations/redirect/BAh7BkkiC19yYWlscwY6BkVUewdJIglkYXRhBjsAVGkC9lVJIghwdXIGOwBUSSIMYmxvYl9pZAY7AEY=--c498045f411e983a80bc87a23db5defa45874957/BAh7BkkiC19yYWlscwY6BkVUewdJIglkYXRhBjsAVHsIOgtmb3JtYXQ6CXdlYnA6EnJlc2l6ZV90b19maXRbB2kCkAFpApABOgpzYXZlcnsHOgxxdWFsaXR5aVc6CnN0cmlwVEkiCHB1cgY7AFRJIg52YXJpYXRpb24GOwBG--f55be79df1f1b025f86d676a642df617e240cfbc/image_58cb5565-ce1a-4046-afe3-078ffc3220ad.jpg)
Square Force-Sensitive Resistor (FSR) [Interlink 406]
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A force-sensitive resistor (FSR) that changes its resistance based on how much pressure is applied. This Interlink 406 model features a 38 mm square sensing region, making it useful for detecting physical pressure, squeezing, and weight in your projects. FSRs are simple and low cost, but not pre...
Espruino 1.4 - Open Source Javascript Microcontroller
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Try the JavaScript of things with the Espruino - the world's first open-source JavaScript microcontroller! This little board has an STM32 microcontroller pre-programmed with Espruino all ready to go so you can start playing with Javascript-microcontrollers. Warning: if you only use Assembly an...
Through-Hole Resistors - 220 ohm 5% 1/4W - Pack of 25
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ΩMG! You're not going to be able to resist these handy resistor packs! Well, axially, they do all of the resisting for you! This is a 25 Pack of 220Ω Resistors. More specifically, they are carbon film, through-hole axial type, with 1/4 Watt max dissipation, 300V max voltage, ...
Through-Hole Resistors - 470 ohm 5% 1/4W - Pack of 25
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ΩMG! You're not going to be able to resist these handy resistor packs! Well, axially, they do all of the resisting for you! This is a 25 Pack of 470Ω Resistors. More specifically, they are carbon film, through-hole axial type, with 1/4 Watt max dissipation, 300V max voltage, 5% prec...
Orange MA Keycaps for MX Compatible Switches - 5 pack
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Dress up your mechanical keys in your favorite colors with a wide selection of gumdrop-like, retro, curvy, and stylish MA profile keycaps. Here is a 5 pack of Orange MA Keycaps for your next mechanical keyboard or NeoKey project. Snap 'em onto any Cherry MX or compatible switc...
Through-Hole Resistors - 10K ohm 5% 1/4W - Pack of 25
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ΩMG! You're not going to be able to resist these handy resistor packs! Well, axially, they do all of the resisting for you! This is a 25 Pack of 10K Ω Resistors. More specifically, they are carbon film, through-hole axial type, with 1/4 Watt max dissipation, 300V max voltage, 5% pre...
Premium Female/Male 'Extension' Jumper Wires - 20 x 6
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These Female/Male Extension jumper wires are handy for making wire harnesses or jumpering between headers on PCB's. These premium jumper wires are 6" (150mm) long and come in a 'strip' of 20 (2 pieces of each of ten rainbow colors). They have 0.1" male header contacts on one end and 0....
Silicone Cover Stranded-Core Wire - 25ft 26AWG - Blue
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Silicone-sheathing wire is super-flexible and soft, and its also strong! Able to handle up to 200°C and up to 600V, it will do when PVC covered wire wimps out. We like this wire for being extremely supple and flexible, so it is great for wearables or projects where the wire-harness has to be able...
2.66-inch 296x152 Monochrome eInk/ePaper Bare Display
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E-Ink and ePaper panels are ideal for low-power projects where you want a daylight-readable display that keeps showing its image even when power is removed. This bare 2.66 inch panel gives you a crisp, paper-like monochrome display for DIY eInk builds.This is the display element only, so it needs...
Eeontex High-Conductivity Heater Fabric - NW170-PI-20
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High-conductive heating fabrics are Literally! This non-woven fabric feels a little like felted paper but is filled with conductive material that can make the fabric emit heat when powered. Resistive heating fabrics safely deliver comfortable conductive and radiant heating at low voltage thr...
Silicone Cover Stranded-Core Wire - 50ft 30AWG Yellow
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Silicone-sheathing wire is super-flexible and soft, and its also strong! Able to handle up to 200°C and up to 600V, it will do when PVC covered wire wimps out. We like this wire for being extremely supple and flexible, so it is great for wearables or projects where the wire-harness has to be ...
