All Products

SKU: SF-DEV-11114

It’s blue! It’s thin! It’s the Arduino Pro Mini! SparkFun’s minimal design approach to Arduino. This is a 3.3V Arduino running the 8MHz bootloader. Arduino Pro Mini does not come with connectors populated so that you can solder in any connector or wire with any orientation you need. We reco...

SKU: AF-5364

The ESP32-S3-DevKitC-1 is an entry-level development board equipped with ESP32-S3-WROOM-2, a general-purpose Wi-Fi + Bluetooth LE MCU module that integrates complete Wi-Fi and Bluetooth LE functions. This version is equipped with the ESP32-S3-WROOM-2 (PCB antenna) with 32MB Flash and 8MB PSRAM.&n...

SKU: AF-6059 · MPN: ADA6059

This decorative bulb strand gives you the café-light look for patios, fences, displays and event installations, with individually addressable RGBW control in every bulb. Each bulb contains a triple RGBW LED, so you can create rainbows, animated colour effects, or warm-white ambience from the same...

SKU: DF-DFR0849

A dual-output USB fast-charging buck module with wide 6–32V input range and adjustable 3–12V output. It supports multiple fast-charging protocols including Qualcomm QC 3.0, Huawei FCP/SCP, and Samsung AFC, making it compatible with 99% of smartphones on the market. Both USB channels operate indep...

SKU: LB-24-RAIN

Give your projects weather awareness in seconds. This compact module detects the very first drop of rain and reports the strength of the shower, making it ideal for smart gardens, automatic window controls, mini weather stations and more. View the step-by-step tutorial › Pin-out VCC (3 ·...

SKU: DF-DFR0668

This is a Type-C  Lipo charger designed for single-cell 3.7V lithium battery. The compact size makes it easy to integrate into your applications. The charger adopts TP4056X lithium battery charging IC, which guarantees you quick and safe charging, and also you can easily switch between 3 out...

SKU: DF-DFR1147 · MPN: DFR1147

The LattePanda Mu is a credit card-sized x86 compute module powered by an Intel N100 quad-core processor with 16GB LPDDR5 memory and 64GB eMMC storage. Despite measuring just 69.6 × 60mm, it delivers desktop-class performance — scoring over double the Raspberry Pi 5 in CPU benchmarks. The module...

SKU: EC-ACS70028DH

The Dual Channel H-Bridge Motor Shield is composed of 2 discrete MOSFET H-bridge, designed to drive two DC motor with max current 8A. It is made up of 8 N-channel MOSFET IRF3205S and 4 pcs of half bridge motor controller IR2104, to build 2 H-bridge. With this shield and the Arduino board, users c...

SKU: AF-5337

The ESP32-C3-DevKitC-02 is an entry-level RISC V development board equipped with the ESP32-C3-WROOM-02, a powerful, generic Wi-Fi + Bluetooth LE MCU module that features a rich set of peripherals, yet an optimized size. It's an ideal choice for a wide variety of application scenarios related to t...

SKU: DF-FIT0111

A classic 9V battery snap connector with bare wire leads, 15 cm in length. Pair it with a DC Barrel Jack Adapter – Male to power an Arduino directly from a 9V battery. Key Features Bare Wire Leads – Solder or connect directly to your project Cable Length – 15 cm Standard 9V Snap – Fits all s...

SKU: RP-RP2040

The RP2040 is Raspberry Pi's first microcontroller chip, featuring dual ARM Cortex-M0+ cores running at up to 133 MHz. Built on a 40 nm process in a compact 7 × 7 mm QFN-56 package, it delivers high performance at low cost for embedded applications. With 264 KB of on-chip SRAM across six indepen...

SKU: SF-COM-18376

An industrial-grade DC buck-boost converter that accepts 8–40V input and delivers a regulated 12V output at up to 3A (36W). Ideal for battery-powered systems where input voltage varies — such as SLA or LiFePO4 batteries powering routers, Wi-Fi equipment, or other 12V loads — this module automatic...

SKU: DF-SEN0186

INTRODUCTION  Ever want to build your own weather station? This iot weather station kit includess anemometer, wind vane and rain bucket. The serial communication method provides good compatibility and makes it easy to use with most controllers in the market. Together with other comp...

SKU: DF-DFR0868

The Beetle ESP32-C3 is a coin-sized IoT development board based on the ESP32-C3 RISC-V 32-bit single-core processor. Measuring just 25 × 20.5 mm, it breaks out up to 13 GPIO pins and integrates lithium battery charging management on-board — connect a Li-ion battery directly without extra charging...

SKU: AF-4409

The Adafruit STEMMA Non-Latching Mini Relay lets you switch lamps, fans, solenoids, and other small appliances (up to 250 VAC/DC) using any 3V or 5V microcontroller — no soldering, flyback diodes, or level shifting required. Just connect via the JST-PH STEMMA connector and toggle the signal pin h...

SKU: SF-PRT-15519

This is a Screw Terminal with 3.5mm pitch pins. Comes in 2, 3, or 4 positions and have the really cool feature of slide-locking together to form any size you need (4, 5, up to 20 without problems). Rated up to 125V @ 6A. Terminal can accept 30 to 20AWG wire. 3.5mm/138mil pin pitch will not fit st...

SKU: SF-PRT-08084

Screw Terminals with 3.5mm pitch pins. Comes in 2 or 3 positions and have the really cool feature of slide-locking together to form any size you need (4, 5, up to 20 without problems). Rated up to 125V @ 6A. Terminal can accept 30 to 20AWG wire. 3.5mm/138mil pin pitch will not fit standard 0.1" p...

SKU: SF-COM-14662

A basic 12-button keypad in a standard telephone layout (1–9, 0, *, #), designed for easy user input with microcontrollers. The buttons are wired in a matrix format, allowing a microcontroller to scan 7 output pins to detect which button is pressed. Key Features 12-Button Matrix – Standard tel...

SKU: AF-1905

The Adafruit Mini Lipo with Mini-B USB Jack is a compact charger for single-cell 3.7V/4.2V lithium polymer and lithium ion rechargeable batteries. Plug in any Mini USB cable to a USB power source and connect your battery via the JST connector — two LEDs show status at a glance (red = charging, gr...

SKU: SF-DEV-28021 · MPN: DEV-28021

Add stand-alone audio playback to an Arduino project with this serial MP3 player shield based on the MY1690X decoder IC. It can play MP3 and WAV files from a standard microSD card, making it handy for music, voice prompts and sound effects.The shield is controlled over a serial UART command set a...