Since 2003, SparkFun has been helping turn ideas into reality – whether you’re creating a smart weather station, exploring the frontier of machine learning, building a robot for school or prototyping your first (or tenth) product. No matter your vision or skill level, our open source components, resources and online tutorials are designed to broaden access to innovative technology and make the road to a finished project shorter. We’re here to help you start something.
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Qwiic / STEMMA QT Cable – 50mm
$2.95Light PacketThis Qwiic / STEMMA QT cable measures 50mm long and is ideal for areas where devices are close to one another. -
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SparkFun Third Hand Parts
$3.95Light PacketThis parts kit is used to modify our Flexible Coolant Pipes into additional grippers for your SparkFun Third Hand Kit. This kit includes enough components… -
Flexible Qwiic Cable – Female Jumper 4 Pin
$3.95Light PacketThis 4-wire cable is a little over 150mm / 6″ long and fitted with a JST-SH female 4-pin (Qwiic) connector on one end. The Qwiic… -
Qwiic / STEMMA QT Cable – 500mm
$4.50Light PacketThis Qwiic / STEMMA QT cable measures 500mm long and is ideal for areas where devices are further apart. -
4 Channel Logic Level Converter – Bi-Directional
$4.95Light PacketThe SparkFun bi-directional logic level converter is a small device that safely steps down 5V signals to 3.3V AND steps up 3.3V to 5V at… -
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SparkFun TRRS 3.5mm Jack Breakout
$6.95Light PacketThis breakout board makes it easy to add a TRRS (Tip, Ring, Ring, Sleeve) jack to your prototype or project by breaking out each conductor… -
SparkFun Soil Moisture Sensor
$8.95Light PacketThe SparkFun Soil Moisture Sensor is a simple device designed to measure the moisture content of soil. It uses a very basic resistive sensing principle,… -
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Power Resistor Kit – 25 Pack
$9.95Power resistors are capable of dissipating large amounts of power without damaging themselves. This kit is perfect for testing projects that require large amounts of… -
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SparkFun Temperature Sensor – STTS22H (Qwiic)
$11.95Light PacketThe SparkFun STTS22H Temperature Sensor is a Qwiic-enabled breakout board based on the ultralow-power, high-accuracy, STTS22H digital temperature sensor. -
SparkFun Current Sensor Breakout – ACS723
Original price was: $13.95.$12.75Current price is: $12.75.Light PacketSaleThe SparkFun Current Sensor Breakout is a high accuracy board that utilizes the ACS723 for moderate AC and DC current sensing applications. The board can… -
Pan/Tilt Bracket Kit
$12.95This specific Pan and tilt kit includes two servos and all of the hardware required to build a basic movable platform for mounting cameras, sensors,… -
SparkFun Digital Temperature Sensor Breakout – AS6212
$13.95Light PacketThis SparkFun Qwiic Digital Temperature Sensor Breakout provides a combination of high temperature accuracy with excellent low power consumption using the AS6212 digital temperature sensor… -
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Arduino Pro Mini 328 – 5V/16MHz
$14.95Light PacketThe Pro Mini is SparkFun’s take on a minimal design approach to Arduino. This microcontroller is based on the ATMEGA328 and operates with 5V logic… -
Arduino Pro Mini 328 – 3.3V/8MHz
$14.95Light PacketThe Pro Mini is SparkFun’s take on a minimal design approach to Arduino. This microcontroller is based on the ATMEGA328 and operates with 3.3V logic… -
OBD-II to DB9 Cable
$15.95With the standard OBDII port on one end, and a DB9 female connector on the other, this cable is designed to allow easy access to… -
SparkFun Transceiver Breakout – RS-485
Original price was: $17.95.$16.50Current price is: $16.50.Light PacketSaleConvert UART serial to RS485 with this handy breakout board! With single direction transmission speeds of up to 10Mbps, and low power requirements, it is… -
SparkFun Sound Detector (with Headers)
$16.95Light PacketThe SparkFun Sound Detector is a small, flexible, and easy to use audio sensing board. It offers three different outputs – the audio signal, a… -
SparkFun RFM69HCW Breakout (915MHz)
$19.95Light PacketThe RFM69HCW is an inexpensive and versatile radio module. It’s perfect for building short-range wireless networks for sensing, control, and more! RFM69HCW operates on the… -
EasyDriver – Stepper Motor Driver
$21.95Light PacketThe EasyDriver is a simple to use stepper motor driver, compatible with anything that can output a digital 0 to 5V pulse (or 0 to… -
SparkFun FTDI Basic Breakout – 5V
$21.95Light PacketThis is a basic breakout board for the FTDI FT232RL USB to serial IC. The pinout of this board matches the FTDI cable to work… -
6″ Digital Calipers
$22.95Digital calipers are an absolute essential for any workbench. These premium calipers come with an extra battery and auto shut-off function. Measurements can be taken… -
SparkFun RGB and Gesture Sensor – APDS-9960
Original price was: $23.95.$23.25Current price is: $23.25.Light PacketSaleThe SparkFun RGB and Gesture Sensor is a compact breakout board featuring the powerful APDS-9960 sensor. This versatile sensor provides ambient light and color measurement,… -
SparkFun Basic Multimeter
$23.95The digital multimeter (DMM) is an essential tool in every electronic enthusiasts arsenal. The SparkFun Digital Multimeter, however, is not your average multimeter, it features… -
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SparkFun FTDI Basic Breakout – 3.3V
$23.95Light PacketThe SparkFun FTDI Breakout is a simple board that uses the FTDI FT232RL USB to serial IC to provide TTL Serial to USB connectivity. The… -
SparkFun Single Lead Heart Rate Monitor – AD8232
Original price was: $24.95.$24.50Current price is: $24.50.Light PacketSaleThe SparkFun AD8232 Single Lead Heart Rate Monitor is a cost-effective board used to measure the electrical activity of the heart. This electrical activity can… -
SparkFun Heaterizer XL-3000
$24.95The SparkFun Heaterizer XL-3000 heat gun is a handy tool that everyone should have. The nozzle temperature is ~ 250℃ so it’s great for heat-shrink,… -
SparkFun RS232 Shifter – SMD
$24.95This board has one purpose in life - to convert RS232 to TTL and vice versa (TX and RX). This will allow a microcontroller to…