SparkFun is an online retail store that sells the bits and pieces to make your electronics projects possible. No matter what your vision is, our products and resources are designed to make the world of electronics more accessible to the average person. In addition to products, SparkFun, through our Department of Education, offers classes and online tutorials designed to help educate individuals in the wonderful world of embedded electronics. Our ever-growing product catalog boasts over 2,000 components and widgets designed to help you unleash your inner inventor.
Unlock the full potential of your Micro:bit projects with this versatile Expansion Pack Kit (without Micro:bit V2.2 board). Specially designed for programming education and interactive development, this kit supports Makecode, Scratch 3.0, and Python programming. Whether you’re using a PC, tablet, or smartphone, the online graphical interface makes it easy...
4mm banana plug to mini grabber test leads for electronics testing and debugging Includes red and black pair, ideal for polarity identification 1 meter cable length for convenient connections and flexible use Secure mini grabber hooks ensure reliable grip on components and terminals Standard 4mm banana plugs compatible with multimeters, power supplies,...
RS485 Shield designed for Arduino Uno for industrial-grade communication Converts UART/Serial to RS485 for reliable, long-distance data transmission Supports bus topology with two-wire connection for multiple devices Features standard, mini, and header RS485 interfaces for flexibility Switchable automatic/manual transmission modes with transceiver LED...
1-channel 5V relay module with 30A switching capacity for high-power applications Optical coupling isolation ensures strong anti-interference and stable performance Supports both high-level and low-level trigger modes via jumper selection Compatible with Arduino, AVR, PIC, ARM, and other 5V microcontrollers Built-in power (red) and relay status (blue)...
Wide voltage operation: 3.3~5.5V 0~2.3V analog signal output, compatible with 5V, 3.3V two control systems The excitation source is an AC signal, effectively preventing probe polarization Waterproof probe for long-term immersion in water
M5x20 Round Head Machine Screws made of durable Mild Steel (MS) Precision threaded for secure and stable fastening applications Round head design ensures smooth finish and easy tool engagement Suitable for machinery, robotics, and electronic assembly projects Resistant to moderate wear and corrosion for long-lasting use For versatile applications and...
Seeed Studio XIAO ESP32S3 Plus, powered by ESP32-S3's 240MHz Xtensa 32-bit LX7 dual-core processor, brings more SMD pins to the tiny versatile XIAO ESP32S3. While maintaining all the powerful features including WiFi and BLE 5.0 wireless connectivities, 2.4GHz Rod antenna, and ultra-low power consumption of 14μA in deep sleep mode with lithium battery...
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Microcontroller: ATmega32u4 Operating Voltage: 5V Flash Memory: 32 KB of which 4 KB used by bootloader SRAM: 2.5 KB EEPROM: 1 KB Clock Speed: 16 MHz Made in China
Create your own high-capacity power bank with this DIY case for 8 x 18650 batteries (not included). Dual USB outputs allow charging two devices simultaneously. Triple input ports provide flexibility for charging the power bank itself. Integrated LCD display shows charging status and battery level. Compact and portable design for convenient carrying. Note:...
SIM7600G-H CAT4 4G (LTE) Shield with global 2G/3G/4G support for Arduino Offers LTE CAT4 speeds: 150Mbps download, 50Mbps upload Built-in GNSS positioning with GPS, GLONASS, and BeiDou (BD) support Compatible with Arduino UNO, Leonardo, Mega, and standard pinout controllers Supports SMS, voice, data, and multiple network protocols (TCP/IP, HTTP, FTP,...
Banana plug to alligator clip heavy-duty test leads, 1 meter length Includes red and black pair for polarity identification and safe use 4mm banana plugs compatible with multimeters, power supplies, and test equipment Durable metal and plastic build with insulated plastic boots for safety Rated for 10A current handling, reliable for school, lab, and...
W25Q64 64Mbit (8MB) SPI Data Flash module for reliable data storage Based on high-quality 25Q64FVSIG-1935 IC with low power consumption Organized into 32,768 programmable pages of 256 bytes each Flexible erase options: 4KB sector, 32KB block, 64KB block, or full chip erase Operates at 2.7V–3.6V with clock frequency up to 104MHz Pre-soldered on module with...
Rating: Max 6A at 250VAC, 10A at 125VAC Switching Mode: ON-OFF Structure: SPDT Panel Cut-Out: 17 x 13 mm Material: Plastic and Metal Colour: Black-red Overall Dimensions: 21 x 15 x 16 mm (L x W x H)
M5x5 Flat Head Machine Screws made of durable Mild Steel (MS) Precision threaded for secure and stable fastening applications Flat head design ensures smooth finish and easy tool engagement Suitable for machinery, robotics, and electronic assembly projects Resistant to moderate wear and corrosion for long-lasting use Pack includes 5 pieces for versatile...
The ESP32-C6 SuperMini Development Board is a compact, efficient, and next-generation IoT controller built around the ESP32-C6 microcontroller. Featuring a RISC-V 32-bit single-core processor running at up to 160 MHz, this board delivers reliable performance for modern IoT, automation, and wireless projects.
An AI enabled board in the shape of the classic Nano board, with all the sensors to start building your next project right away.Arduino SKU: ABX00069Designed and Assembled In Italy
Adafruit ST25DV16K I2C RFID EEPROM breakout with 16Kb memory Works as ISO/IEC 15693 (13.56MHz) NFC Type 5 tag, readable by phones/tablets Reprogrammable via I2C – dynamically update tag data with a microcontroller Supports fast transfer mode between I2C and RF interfaces Includes STEMMA QT/Qwiic connectors for solder-free prototyping Long endurance: 1M...
4mm banana plug to 45mm alligator clip test leads, 1 meter long Red and black pair for easy polarity identification Standard 4mm banana plugs compatible with multimeters, power supplies, and lab equipment 45mm insulated crocodile clips for secure grip on wires and terminals Flexible 1m cable, ideal for electronics labs, DIY projects, and testing...
M3x35 Round Head Machine Screws made of durable Mild Steel (MS) Precision threaded for secure and stable fastening applications Round head design ensures smooth finish and easy tool engagement Suitable for machinery, robotics, and electronic assembly projects Resistant to moderate wear and corrosion for long-lasting use For versatile applications and...
ESP32-S3+Ethernet POE as the mainboard The ESP32-S3R8 LILYGO T-ETH Elite is a powerful microcontroller featuring a dual-core LX7 processor, designed for versatile IoT applications. LILYGO T-ETH Elite supports wireless connectivity with 2.4 GHz Wi-Fi and Bluetooth 5 (LE), making it ideal for smart devices and real-time data transmission.
The ESP32-S3-Nano Development Board is a compact, high-performance microcontroller board based on the ESP32-S3R8 chip. Designed as an enhanced version of the Arduino Nano ESP32, it delivers exceptional processing power, integrated wireless connectivity, and versatile development support — all in a familiar Nano-sized footprint.
150mm (6") long 6-wire cable with JST-PH female connectors on both ends 2mm pitch connectors, commonly used in small electronic devices Ideal for rechargeable battery packs, RC receivers, tiny cameras, and STEMMA boards 26AWG stranded wires ensure durability and flexibility Secure latch design keeps connections stable and reliable
Versatile PWM signal generator for stepper motor speed control and driver testing Supports wide range of stepper motors and drivers with easy integration Provides selectable frequency ranges: High (5.4k–160kHz), Mid (540–16.6kHz), Low (80–2.4kHz) Outputs both pulse and PWM signals, adjustable via jumpers Simple frequency measurement through PUL and common...
