SparkFun Engineering Tools

Results: 539
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SparkFun GNSS / GPS Development Tools The SparkFun RTK Surveying Kit has everything you need to get centimeter level global positioning measurements using GNSS RTK. We've created a handy carrying case to protect the most expensive bits allowing you to quickly attach the L1/L2 antenna an 2In Stock
3On Order
Min.: 1
Mult.: 1
GPS Development Tools Evaluation Kits
SparkFun NFC/RFID Development Tools RFID (radio-frequency identification) is the wireless non-contact use of radio-frequency electromagnetic fields for the purposes of identifying and tracking tags attached to objects. This is the ID-20LA a very simple to use RFID reader module from
Datasheet
230In Stock
Min.: 1
Mult.: 1
NFC/RFID Development Tools Reader Modules RS 232, UART
SparkFun Daughter Cards & OEM Boards Logic Level Convert Bi-Directional
Datasheet
909In Stock
A tariff of 38% may be applied if shipping to the United States.
Min.: 1
Mult.: 1
No
Daughter Cards & OEM Boards Daughter Cards
SparkFun Development Boards & Kits - AVR The SparkFun OpenLog with Headers is an open-source data logger that acts as a "black box" for your digital project. This board can be a lifesaver and works over a simple serial connection to store large amounts of data on a microSD card. Whether you 89In Stock
A tariff of 38% may be applied if shipping to the United States.
Min.: 1
Mult.: 1
No
Development Boards & Kits - AVR Evaluation Boards
SparkFun Development Boards & Kits - AVR RedBoard Programmed With Arduino
Datasheet
83In Stock
Min.: 1
Mult.: 1
No
Development Boards & Kits - AVR Evaluation Boards SPI, UART, USB
SparkFun Development Boards & Kits - ARM Meet the Teensy 4.0 a compact development board that packs one of the fastest microcontrollers available into the familiar Teensy footprint. This board is built around an ARM Cortex-M7 CPU running at 600 MHz. This raw processing power is supported b
139In Stock
243Expected 10/6/2026
A tariff of 38% may be applied if shipping to the United States.
Min.: 1
Mult.: 1
No
Development Boards & Kits - ARM Development Boards CAN, I2C, I2S, SDIO, SPI, USB
SparkFun Development Boards & Kits - AVR Here at SparkFun we refuse to leave 'good enough' alone. That's why we're adding to our line-up of Arduino-compatible microcontrollers once more! The SparkFun Qwiic Pro Micro is a revision of the original Pro Micro and is overall functionally the
Datasheet
115In Stock
A tariff of 38% may be applied if shipping to the United States.
Min.: 1
Mult.: 1
No
Development Boards & Kits - AVR Development Boards I2C, SPI, UART
SparkFun GNSS / GPS Development Tools SparkFun GNSS Flex pHAT - ZED-X20P & IM19 IMU 8In Stock
Min.: 1
Mult.: 1
GPS Development Tools Development Boards I2C, SPI, UART, USB
SparkFun Multiple Function Sensor Development Tools The SparkFun Pulse Oximeter and Heart Rate Sensor is an I2C based biometric sensor utilizing two chips from Maxim Integrated: the MAX32664 Biometric Sensor Hub and the MAX30101 Pulse Oximetry and Heart Rate Module. While the latter does all the sens
Datasheet
75In Stock
Min.: 1
Mult.: 1
No
Multiple Function Sensor Development Tools Evaluation Boards I2C
SparkFun WiFi Development Tools - 802.11 The SparkFun ESP32 Thing Plus is the next step to get started with Espressif IoT ideations while still enjoying all the amenities of the original ESP32 Thing. Espressif's ESP32 WROOM is a powerful WiFi and Bluetooth MCU module that targets a wide var
Datasheet
105In Stock
A tariff of 15% may be applied if shipping to the United States.
Min.: 1
Mult.: 1
No
WiFi Development Tools Development Boards I2C, I2S, SPI, UART
SparkFun Memory IC Development Tools microSD Transflash Breakout
Datasheet
134In Stock
A tariff of 30% may be applied if shipping to the United States.
Min.: 1
Mult.: 1

Memory IC Development Tools Breakout Boards
SparkFun Optical Sensor Development Tools Ambient Light Sensor B/O TEMT6000
Datasheet
128In Stock
Min.: 1
Mult.: 1

Optical Sensor Development Tools
SparkFun Amplifier IC Development Tools OpAmp Breakout - LMV358 62In Stock
A tariff of 30% may be applied if shipping to the United States.
Min.: 1
Mult.: 1

Amplifier IC Development Tools
SparkFun Interface Development Tools USB Mini-B Breakout 13In Stock
Min.: 1
Mult.: 1

Interface Development Tools
SparkFun Interface Development Tools USB MicroB Plug Breakout 176In Stock
Min.: 1
Mult.: 1

Interface Development Tools
SparkFun GNSS / GPS Development Tools LED Driver B/O - TLC5940
Datasheet
23In Stock
A tariff of 38% may be applied if shipping to the United States.
Min.: 1
Mult.: 1

GPS Development Tools
SparkFun LED Lighting Development Tools Shift Register B/O 74HC595 41In Stock
Min.: 1
Mult.: 1

LED Lighting Development Tools
SparkFun Audio IC Development Tools Mono Audio Amp B/O - TPA2005D1
Datasheet
14In Stock
Min.: 1
Mult.: 1

Audio IC Development Tools
SparkFun Audio IC Development Tools FM Tuner Basic B/O Si4703 22In Stock
Min.: 1
Mult.: 1

Audio IC Development Tools
SparkFun Data Conversion IC Development Tools TRRS 3.55mm Jack Breakout
Datasheet
68In Stock
A tariff of 30% may be applied if shipping to the United States.
Min.: 1
Mult.: 1

Data Conversion IC Development Tools
SparkFun Other Development Tools Rotary Encoder B/O Illuminated (RG/RGB)
Datasheet
11In Stock
A tariff of 30% may be applied if shipping to the United States.
Min.: 1
Mult.: 1

Other Development Tools
SparkFun Interface Development Tools Voltage Level Translator TXB0104
Datasheet
189In Stock
A tariff of 30% may be applied if shipping to the United States.
Min.: 1
Mult.: 1

Interface Development Tools
SparkFun Daughter Cards & OEM Boards This simple board breaks out a micro-B USB connector's VCC GND ID D- and D+ pins to a 0.1" pitch header. If you want to add the popular micro-B USB to your project but don't want to put up with soldering the tiny connector this is the board for 123In Stock
Min.: 1
Mult.: 1

Daughter Cards & OEM Boards
SparkFun Audio IC Development Tools Electret Microphone Breakout
Datasheet
44In Stock
80Expected 10/16/2026
A tariff of 12% may be applied if shipping to the United States.
Min.: 1
Mult.: 1

Audio IC Development Tools
SparkFun Interface Development Tools FT231X Breakout Breakout
Datasheet
88In Stock
A tariff of 38% may be applied if shipping to the United States.
Min.: 1
Mult.: 1

Interface Development Tools