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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 2221-2240 of 2783 products · 576 unavailable products hidden
Reset / Enable Controller - KA75330 3.3V Voltage Detector
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A voltage detector is handy for projects where you want to make sure your microcontroller doesn't run at a low voltage. For example, say you have a Feather Huzzah running on a lipoly battery every few minutes. Eventually the battery runs down, and goes below 3.3V, so the voltage to the ESP8266...
Colorful Round Tactile Button Switch Assortment - 15 pack
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A pack of 15 colourful round tactile button switches in five colours — blue, grey, yellow, green, and red (3 of each). Each momentary switch comes with a snap-on round plastic cap for a clean, colour-coded look. Designed for PCB mounting but also usable on solderless breadboards. Specifications ...
Right Angle USB Type C Adapter - USB 3.1 Gen 4 Compatible
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As technology changes and adapts, so does Adafruit, and speaking of adapting, this right angle adapter is USB C socket-to-plug.USB C is the latest industry-standard connector for transmitting data and power. Like Lightning and MagSafe cables, USB C has no up or down orientation. And who among us ...
2.5mm Pitch 5-pin Cable Matching Pair - JST XH compatible
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A matching pair of 5-pin JST XH-compatible cables — one with an inline plug and one with an inline socket — for easy connect-and-disconnect wiring. The 2.5mm pitch connectors friction-lock together for a secure, reliable connection that's easy to separate when needed. Each cable is 20cm long wit...
DIY HDMI Cable Parts - Straight Micro HDMI Socket Adapter
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A straight Micro HDMI socket adapter for building custom HDMI cables using DIY HDMI ribbon cable and flex cable clips. Simply attach this adapter to one end of a compatible HDMI ribbon cable and choose any other HDMI adapter for the opposite end. Tested with Raspberry Pi at 1080p. Note that DIY ...
Brass M2.5 Standoffs 16mm tall - Black Plated - Pack of 2
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Finally we get our very own super sweet sixteen... 16 millimeters that is! Our Black Plated M/F Brass 16mm Standoffs are engineered specifically to keep your PiTFT or other Pi accessories with extra tall headers properly secured while also keeping the two boards separa...
2.0mm Pitch 5-pin Cable Matching Pair - JST PH Compatible
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A matching pair of 5-pin JST PH compatible cables with inline plug and socket connectors. Each cable is 20 cm long with stranded 26 AWG wires, providing a reliable and compact connection that can carry a couple of amps of current. The friction-lock connectors make it easy to connect and disconne...
2.0mm Pitch 4-pin Cable Matching Pair - JST PH Compatible
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A matching pair of 4-pin JST PH compatible cables with inline plug and socket connectors. Each cable is 20 cm long with stranded 26 AWG wires, providing a reliable and compact connection that can carry a couple of amps of current. The friction-lock connectors make it easy to connect and disconne...
2.0mm Pitch 6-pin Cable Matching Pair - JST PH Compatible
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A matching pair of 6-pin JST PH compatible cables with inline plug and socket connectors. Each cable is 20 cm long with stranded 26 AWG wires, providing a reliable and compact connection that can carry a couple of amps of current. The friction-lock connectors make it easy to connect and disconne...
Miniature Wired LEDs - 0805 SMT LED - Pure Green - 5 pack
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These ultra-fine wired LEDs are designed for model-makers and crafters but they could also come in handy for folks who want to add tiny points of light to a design without needing SMT-level soldering skills. Use this five-pack bundle of Miniature Wired 0805 LEDs for easy-breezy LED wiri...
Slim Rubber Rotary Encoder Knob - 11.5mm x 14.5mm D-Shaft
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Here's a new addition to our rotary-potentiometer-knob family. This knob has a nice soft-touch feel with an arrow on it, and its much 'slimmer' than the skirted knob we have been using, so good for compact layouts.Note: This is just the knob. We have a breadboard-friendly rotary encoder here...
FTDI Serial TTL-232 USB Type C Cable - 5V Power and Logic
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Just about all electronics use a UART serial port with RX and TX pins for debugging, bootloading, programming, serial output, etc. But it's rare for a computer to have a serial port anymore. Thus, a serial cable is an essential part of any electrical engineer's toolkit.This is a USB C to TTL seri...
Miniature Wired LEDs - 0805 SMT LED - Warm White - 5 pack
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These ultra-fine wired LEDs are designed for model-makers and crafters but they could also come in handy for folks who want to add tiny points of light to a design without needing SMT-level soldering skills. Use this five-pack bundle of Miniature Wired 0805 LEDs for easy-breezy LED wiri...
2.5mm Pitch 2-pin Cable Matching Pair - JST XH compatible
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A matching pair of 2-pin JST XH-compatible cables — one with an inline plug and one with an inline socket — for easy connect-and-disconnect wiring. The 2.5mm pitch connectors friction-lock together for a secure, reliable connection that's easy to separate when needed. Each cable is 20cm long wit...
dLUX-dLITE Red Skull Shape LEDs 5 Pack by Unexpected Labs
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Sure, we've got all sorts of diffused bare LEDs in all sorts of colors and sizes. But have you ever laid your peepers on this spooky set of skull-shaped LEDs? These look too cute and charming and will look amazing for any magic- or science-themed electronics project.Add t...
NeoPixel Stick - 8 x 5050 RGBW LEDs - Warm White - ~3000K
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What is better than smart RGB LEDs? Smart RGB+White LEDs! These NeoPixel sticks now have 4 LEDs in them (red, green, blue and white) for excellent lighting effects. These are fun and glowy, and you can control each LED individually! Make your own little LED arrangement with this stick of ...
NeoPixel Stick - 8 x 5050 RGBW LEDs - Cool White - ~6000K
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What is better than smart RGB LEDs? Smart RGB+White LEDs! These NeoPixel sticks now have 4 LEDs in them (red, green, blue and white) for excellent lighting effects. These are fun and glowy, and you can control each LED individually! Make your own little LED arrangement with this stick of ...
Thin White Wheel for TT DC Gearbox Motors - 65mm Diameter
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We're keepin' it wheel with this one! Plastic gear-box motors (also known as 'TT' motors) are an easy and low cost way to get your projects moving. But we've noticed that there are not a lot of nice TT motor wheels to go along with them. This Thin White Wheel has solid...
dLUX-dLITE Red Spike Shape LEDs 5 Pack by Unexpected Labs
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Sure, we've got all sorts of diffused bare LEDs in all sorts of colors and sizes. But have you ever laid your peepers on this set of punk spike LEDs? These look too cute and/or threatening and will look amazing for any fashion or cosplay themed electronics project.Add that extra zi...
Kailh Mechanical Key Switch - Linear Black - Single Piece
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For crafting your very own custom keyboard, a Kailh Black Linear mechanical key switch is deeee-luxe! With smooth actuation and Cherry MX compatibility, they're lovely when you want a linear tactile keystroke with a snappy feel and an audible click when pressed. Type: Clicky t...
