Components

SKU: SF-COM-00526 | Brand: SparkFun

The LD1117V33 is a low-dropout (LDO) positive voltage regulator with a fixed 3.3V output. With on-chip trimming providing ±1% output voltage tolerance and built-in current and thermal limiting, it's a reliable choice ...

SKU: AF-3002 | Brand: Adafruit

These two Short Male Headers alone are, well, lonely. But pair them with any of our Feather boards and you're in business! These headers are particularly cute and tiny and are designed to match pe...

SKU: SF-SEN-10293 | Brand: SparkFun

A simple piezo element that can be used as both a sensor and a small audio transducer. When flexed or tapped, it generates a voltage that can be read by a microcontroller, making it ideal for knock and vibration detec...

SKU: DF-FIT0498 | Brand: DFRobot

This 12V normally closed solenoid valve controls water flow through a 1/2″ (DN15) inlet and outlet. It remains closed when unpowered and opens when 12V is applied — no polarity distinction is required. Pair it with a ...

SKU: AF-5585 | Brand: Adafruit

These Socket Headers alone are, well, lonely. But pair them with the Raspberry Pi Pico, and you're in business!These headers are particularly cute and tiny with a body height of just 5.0 mm they are the...

SKU: LB-LORI-RT | Brand: Little Bird

The Lorikeet is a compact RGB LED board with five individually programmable WS2812B LEDs, also commonly known as NeoPixels. Each LED is addressable, with the driver chip built into the LED package.It uses a chainable ...

SKU: AF-4874 | Brand: Adafruit

A matching pair of 4-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, relia...

SKU: SF-ROB-15324 | Brand: SparkFun

Does controlling door and cabinet access with the power of Electromagnetism interest you? Excellent! In effect, this latch / lock solenoid is an electronic lock. When powered with 12VDC source, the latch is pulled in,...

SKU: SF-PRT-14491 | Brand: SparkFun

A pack of 20 through-hole 10 kΩ resistors with thick leads designed for a snug fit in solderless breadboards. These are standard ¼ W, ±5% tolerance PTH resistors — ideal for pull-ups, pull-downs, current limiting, and...

SKU: DF-FIT0117 | Brand: DFRobot

An assortment of 100 aluminium electrolytic capacitors across 12 common values, ranging from 1µF to 470µF. A handy kit for prototyping, decoupling, and general-purpose circuit building — covers the most frequently use...

SKU: SF-COM-00102 | Brand: SparkFun

Simple SPDT slide switch. Rated at 30V/200mA. The pins have .1" spacing - fits great into a breadboard! Use it as a power switch or general control switch.

SKU: DF-DFR0144 | Brand: DFRobot

This 4-channel relay shield from DFRobot plugs directly onto an Arduino Uno or compatible board, providing opto-isolated relay switching for controlling high-power devices such as lamps, water pumps, and motors. Each ...

SKU: SF-PRT-11026 | Brand: SparkFun

If you need to knock up a quick prototype there’s nothing like having a pile of jumper wires to speed things up, and let’s face it: sometimes you want quantity over quality. These are the same jumper wires that com...

SKU: SF-PRT-12796 | Brand: SparkFun

These are 6" long jumper wires with female connectors on both ends. Use these to jumper from any male header on any board, to any other male header. Combine these with our male to male jumpers to create a male to f...

SKU: WS-26462 | Brand: Waveshare

A programmable 3-key macro keyboard powered by the RP2040 microcontroller. Out of the box, the keys are mapped to Ctrl, C, and V — the essential copy-paste combo for programmers — but all three keys can be reprogramme...

SKU: LB-HS4342 | Brand: Little Bird

SKU: AF-4215 | Brand: Adafruit

Add a panel-mount Ethernet port to any enclosure without cutting custom shapes. This RJ-45 round panel mount extension cable fits a standard ~30 mm round hole — just drill with a common hole saw, unscrew the plastic n...

SKU: AF-5188 | Brand: Adafruit

The Adafruit DS3231 Precision RTC with STEMMA QT connectors is a highly accurate I2C real-time clock featuring an integrated temperature-compensated crystal oscillator (TCXO). Unlike standard RTCs that rely on an exte...

SKU: KI-2169 | Brand: Kitronik

This round 5V LED matrix lamp Kit offers a really bright light, which is compact and easy to mount. The unit is supplied with 9 white super flux LEDs, which collectively output around 16,000 mCd. The unit incorpora...

SKU: LB-BATTERYAA | Brand: Little Bird

A 2× AA battery holder with on/off switch, designed for powering the BBC micro:bit on the go. The JST connector plugs directly into the micro:bit's battery port, and the ~14 cm cable provides enough length for flexibl...