5V 4A (4000mA) switching power supply - UL Listed $19.95 Need a lot of 5V power? This switching supply gives a clean regulated 5V output at up to 4 Amps (4000mA). 110 or 240 input, so it works in any country. The plugs are "US 2-prong" style so you may need a plug adapter, but you can pick one up at any... Add to Cart
FTDI Serial TTL-232 USB Cable $24.95 Just about all electronics use TTL serial for debugging, bootloading, programming, serial output, etc. But it's rare for a computer to have a serial port anymore. This is a USB to TTL serial cable, with a FTDI FT232RL usb/serial chip embedded in the head... Notify Me
Heat Sink Thermal Tape - 3M 8810 - 80mm x 80mm $5.95 Get that heat sink stuck on good and strong with 3M's thermal tape. Specifically designed for attaching heat sinks to ICs. Works better and is less messy than thermal glues or pastes because the thickness is even across the area. A perfect match for our... Add to Cart
USB Micro-B Breakout Board $3.45 Simple but effective - this breakout board has a USB Micro-B connector, with all 5 pins broken out. Great for pairing with a microcontroller with USB support, or adding USB 5V power to a project. We use a micro-AB connector with through-hole shielding... Add to Cart
Plastic Water Solenoid Valve - 12V - 1/2" Nominal $7.95 Control the flow of fluid using the flow of electrons! This liquid valve would make a great addition to your robotic gardening project. There are two 1/2" (Nominal non-taped National Pipe) outlets. Normally, the valve is closed. When 12VDC is applied to... Add to Cart
AM2302 (wired DHT22) temperature-humidity sensor $14.95 $19.95 The AM2302 is a wired version of the DHT22, in a large plastic body. It is a basic, low-cost digital temperature and humidity sensor. It uses a capacitive humidity sensor and a thermistor to measure the surrounding air, and spits out a digital signal on... Add to Cart
Flex Cable for Raspberry Pi Camera - 2 meters $6.95 This cable will let you swap out the stock 150mm long flex cable from a Raspberry Pi Camera (either 'classic' or 'NoIR' type) for a different size. Works great, just carefully open the connector on the Pi and slip this one in. This cable is... Add to Cart
Super Bright Red 5mm LED (25 pack) $8.95 Need some really bright LEDs? We are big fans of these clear red LEDs, in fact we use them exclusively in our kits. They are very bright and have about 20degree LED beam. They go easily into a breadboard and will add that extra zing to your project... Add to Cart
Adafruit 16-Channel 12-bit PWM/Servo Driver - I2C interface - PCA9685 $20.45 You want to make a cool robot, maybe a hexapod walker, or maybe just a piece of art with a lot of moving parts. Or maybe you want to drive a lot of LEDs with precise PWM output. Then you realize that your microcontroller has a limited number of PWM... Add to Cart
Female DC Power adapter - 2.1mm jack to screw terminal block $2.95 If you need to connect a DC power wall wart to a board that doesn't have a DC jack - this adapter will come in very handy! There is a 2.1mm DC jack on one end, and a screw terminal block on the other. The terminals are labeled with positive/negative... Notify Me
Super Bright Blue 5mm LED (25 pack) $8.95 Need some really bright LEDs? We are big fans of these clear blue LEDs, in fact we use them exclusively in our kits. They are very bright and have about 20 degree LED beam. They go easily into a breadboard and will add that extra zing to your project... Add to Cart
Mini Pan-Tilt Kit - Assembled with Micro Servos $26.95 This fully-assembled pan-tilt kit is the perfect way to give your project full range motion with two micro servos. The pan-tilt can rotate roughly 180° from side-to-side and can tilt up&downwards around 150°. It also comes fully... Add to Cart
Adafruit LED Sequins - Royal Blue - Pack of 5 $4.95 Sew a little sparkle into your wearable project with an Adafruit LED Sequin. These are the kid-sister to the popular Flora NeoPixel, they only show a single color and they don't have digital control, but that makes them smaller easier to use for many... Notify Me
GPIO Stacking Header for Pi - Extra-long 2x20 Pins $2.95 $3.95 Connect your own PCB to a Raspberry Pi and stack on top with this normal-height female header with extra long pins. The female header part is about 8.5mm tall, good for small HATs that do not to clear the USB/Ethernet jacks. This header has extra... Add to Cart
GPIO Header for Raspberry Pi - 2x20 Female Header $1.95 Connect your own PCB to a Raspberry Pi with this normal-height female header. The female header part is about 8.5mm tall, good for small HATs that do not to clear the USB/Ethernet jacks. This header has 3mm of pins, compared with Adafruit's... Add to Cart
Tactile Button Switch (6mm) - 20 Pack $3.45 Little clicky switches are standard input "buttons" on electronic projects. These work best in a PCB but can be used on a solderless breadboard. The pins are normally open (disconnected) and when the button is pressed they are momentarily closed. They... Add to Cart
Buzzer 5V - Breadboard Friendly $1.25 Hey want to hear a really loud noise? Apply 3V to 5V to this buzzer module and you'll be rewarded with a loud 2KHz BEEEEEEEEEEEEEEEEEP. Unlike a plain piezo, this buzzer does not need an AC signal. Inside is a piezo plus the driver circuitry that makes... Add to Cart
Adafruit Perma-Proto HAT for Pi Mini Kit - No EEPROM $6.45 Design your own Pi HAT, attach custom circuitry and otherwise dress your Pi Zero, A+, B+, Pi 2, Pi 3 and Pi 4 (any Pi with a 2x20 connector) with this jaunty prototyping HAT kit. To kick off the Adafruit HAT party, we have this Perma-Proto inspired... Add to Cart
Adafruit Perma-Proto HAT for Pi Mini Kit - With EEPROM $9.95 Design your own Pi HAT, attach custom circuitry and otherwise dress your Pi A+, B+, or Pi 2 with this jaunty prototyping HAT kit with EEPROM To kick off the Adafruit HAT party, we have this Perma-Proto inspired plug in daughter board. It has a grid... Add to Cart
GPIO Header for Raspberry Pi HAT - 2x20 Short Female Header $2.28 This 'shorty' 2x20 header is great for a slim connection to your Raspberry Pi model A+ or B+, it's basically the through-hole version of the SMT GPIO Header for Raspberry Pi HAT - 2x20 Short Female Header. This header is for super-slim... Add to Cart