Breakout Boards, Shields & Modules
PCF8574 IO Expansion Board
The PCF8574 IO Expansion Board is used as remote 8-bit I/O expander for I2C-bus. Up to 8 PCF8574 IO Expansion Board can be connected to the I2C-bus, providing up to 64 I/O ..
16-bit remote bidirectional I/O port
High-speed I2C™ interface (MCP23017)
High-speed SPI interface (MCP23S17)
Three hardware address pins to allow up to eight de..
16-Bit A/D Converter
The ADS1110 is a precision, continuously self−calibrating Analog-to-Digital (A/D) converter with differential inputs and up to 16 bits of resolution. The onboard 2.048V reference..
18650 Shield - Power Module
This 18650 battery shield is used to charge and power an Arduino, ESP8266, ESP32 expansion board via the USB output (type A) or directly using the 6 outputs (soldering pin..
30205 Body Temperature Sensor
This temperature sensor accurately measures temperature and provide an over-temperature alarm/interrupt/shutdown output. This device converts the temperature measureme..
Logic Level Converter Bi-Directional - Works with 5V / 3.3V / 2.8V / 1.8V
If you’ve ever tried to connect a 3.3V device to a 5V system, you know what a challenge it can be. This bi-directiona..
4 Channel Level Converter
Because the Arduino (and Basic Stamp) are 5V devices, and most modern sensors, displays, flash cards and modes are 3.3V-only, many makers find that they need to perform le..
8 Channel I2C Bidirectional logic level converter
This bidirectional logic convertor uses the TXB0108 chip to perform bidirectional level shifting from pretty much any voltage to any voltage and wi..
8 Channel logic level converter TXB0108
Because the Arduino (and Basic Stamp) are 5V devices, and most modern sensors, displays, flash cards and modes are 3.3V-only, many makers find that they need..
A6 GPRS/GSM Shield
This is a A6 GPRS/GSM Shield, which is use the newest A6 gprs/gsm module, A6 is a low-cost but efficient chip. With its ultra-small size, low power consumption and wide operating t..
Wave AD Keypad 4 x 4 - Single Analog Port
The AD Keypad provides 16 push buttons, and takes up only 1 AD port for reading the key value. With a clever voltage divider network each button output a s..
Adafruit 9-DOF Accel/Mag/Gyro+Temp Breakout Board - LSM9DS0
Add motion, direction and orientation sensing to your Arduino project with this all-in-one 9-DOF sensor. Inside the chip are three sensor..
Adafruit ATSAMD09 Breakout + Seesaw
Adafruit seesaw is a near-universal converter framework which allows you to add add and extend hardware support to any I2C-capable microcontroller or microcomputer..
Adafruit DS3231 Precision RTC Breakout - I²C
The datasheet for the DS3231 explains that this part is an "Extremely Accurate I²C-Integrated RTC/TCXO/Crystal". And, hey, it does exactly what it says ..
Adafruit GPIO Expander Bonnet
The Raspberry Pi is an amazing single board computer - and one of the best parts is that GPIO connector! 40 pins of digital goodness you can twiddle to control LEDs, ..
Adafruit LoL Shield BLUE
The LoL Shield is a charlieplexed LED matrix for the Arduino. The LEDs are individually addressable, so you can use it to display anything in a 9 x 14 grid. Scroll text, ..
Adafruit SWD 2x5 1.27MM Breakout
This adapter board is designed to make it easier to use ARM dev boards that use slimmer 2x5 (0.05"/1.27mm pitch) SWD cables for programming.It's helpful when you ar..
Adafruit USB C Breakout
USB C features a symmetric/reversible connector, more data pins and higher current output capability. But, for most developers, the pin usage you know and love from older USB ..
ADS1115 16-Bit ADC - 4 Channel with Programmable Gain Amplifier (I2C Interface)
The ADS1115 and ADS1015 4-channel breakout boards are perfect for adding high-resolution analog to digital conversion..
ADS1115 4 Channel A/D for Pi
The Raspberry Pi does not have analog reading ability, which limits many of its usage and applications. This A/D module provides the Raspberry Pi with the ability of re..
Alt IMU-10 V4 Gyro, Accelerometer, Compass and Altimeter
The Pololu AltIMU-10 v4 is an inertial measurement unit (IMU) and altimeter that features the same L3GD20H gyro and LSM303D accelerometer an..
Amplifier 3 Watt stereo + volume control
The PAM8403 is a 3W, class-D audio amplifier. It offers low THD+N, allowing it to achieve high-quality sound reproduction. The new filterless architecture a..
Analog Matrix Board
This is an Analog-out adaptor for Matrix Membrane Keypads.
1 X Analog Matrix Board
Analog PH meter Pro
This is a professional Arduino pH Sensor Meter Kit with industrial electrode. It has built-in simple, convenient , practical connection and long life (up to 1 year), which make..
Using the chip: MCU + MPU6050
Model: GY-25Power supply: 3-5v (internal low dropout regulator
Communication: serial communication (baud 9600,115200), IIC communication (rea..
Angle inclinometer sensor
The inclination signal analog voltage output [0-180 0.5-4.5V] can DEG corresponding microcontroller AD collection;
Dual tilt alarm signal output; The output signal of the..
APDS-9960 RGB and Gesture sensor module
This is a RGB and Gesture Sensor, a small breakout board with a built in APDS-9960 sensor that offers ambient light and color measuring, proximity detection,..
Arduino Accessory Shield
Arduino standard interfaces, compatible with Arduino boards like Arduino UNO, Leonardo, NUCLEO, XNUCLEO etc. Easy to use, comes with underlying function libraries for all ..
Arduino ProtoShield for MEGA
The Arduino MEGAshield is a Shield board that sits on top of a standard Arduino MEGA board.This shield allows you to build your circuit, then mount it directly onto the..
Ardumoto - Motor Driver Shield
This kit is the same product as the Ardumoto Shield but it also includes headers and screw terminals. The board and parts come in fancy clamshell packaging meant for ..
AS935 Lightning Detector Module
The AS3935 is a programmable fully integrated Lightning
Sensor IC that detects the presence and approach of potentially
hazardous lightning activity in the vicinit..
Backup Battery Switch Module
This module is for storage battery emergency switching. It adopts the high quality industrial relay and the effective control current can reach 12A. In control of 12V, po..
Bargraph 24 SEG 12C
What's better than a single LED? Lots of LEDs! A fun way to make a small linear display is to use two 12-bar Bi-color bar-graphs. However, this LED bargraph is 'multiplexed' - s..
Breadboard Holder for IOIO Board
This holder allows you to safely secure a IOIO development board and a self-adhesive breadboard in place to easily run jumper wires in between the two to form simple ..
The 'must have' IC for TTL/CMOS projects finally has its own breakout board! This is the RS232 converter IC that is capable of running at 3V and communicating with 5V logic. We've ..
Breakout Board for Electret Microphone
This small breakout board couples an Electret microphone (100Hz--10kHz) with a 60x mic preamplifier to amplify the sounds of voice, claps, door knocks or any ..
Breakout Board for FT232RL USB to Serial
This is the SparkFun USB to Serial Breakout for the FT232RL, a small board with a built in USB to serial UART interface. This little breakout is built aroun..
Breakout FM Tuner
This is an evaluation board for the Silicon Laboratories Si4703 FM tuner chip. Beyond enabling you to tune in to FM radio stations, the Si4703 is also capable of detecting and pro..
Breakout FM Tuner
This breakout for the Silicon Laboratories Si4703 FM tuner chip is a little more stripped down than our FM Tuner Evaluation Board. If your project already has an amp and just need..
This is a simple Op Amp breakout board, set up as a 2-stage amplifier with a gain of 100 (gain of 10 for each stage). The on-board trim pot sets the signal level between the stages,..
Breakout Real Time Clock - Dead on (RTC)
Here is a real time clock based on the DS3234 Real Time Clock IC. The DS3234 is a low-cost, extremely accurate SPI bus real-time clock with an integrated te..
Breakout RFID USB Reader
The SparkFun RFID USB Reader is a simple to use, USB to serial base unit for the ID-3LA, ID-12LA, and ID-20LA readers. Simply plug a reader into the headers and attach a mi..
This is a breakout board for the SP3485 RS-485 transceiver IC, which will convert a UART serial stream to RS-485. The SP3485 is a half-duplex transceiver, so it can only communicate ..
Breakout USB to RS-485 Converter
This breakout board pairs an SP3485 RS-485 transceiver with an FT232RL USB UART IC to convert a USB stream to RS-485. The SP3485 is a half-duplex transceiver, so it..
Breakout Video On Screen Display
This is a breakout board for the Maxim MAX7456 monochrome on-screen display chip. The board is set up with all supporting circuitry and RCA connectors to allow the ..
Buzzer 3.3V Low Profile PCB (4 Pack)
This is an active buzzer which means that you only need to give it power for it to beep.
Rated Voltage: 3 - 3.8V
Rated current (MAX)..
CAN Bus Shield - (OBD-II)
CAN-BUS is a common industrial bus because of its long travel distance, medium communication speed and high reliability. It is commonly found on modern machine tools and a..
Car Diagnostics Kit
This is the same product as the OBD-II UART. The difference is this version comes with the appropriate cable in fancy clamshell packaging and is meant for our distributors that ..
ChronoDot- Ultra-precise Real Time Clock
The ChronoDot RTC is an extremely accurate real time clock module, based on the DS3231 temperature compensated RTC (TCXO). It includes a CR1632 battery (not..
The Open Music Labs Codec Shield gives your Arduino (or Maple) development board access to the all of the audio processing power of the Wolfson WM8731 codec. The WM8731 is a low-power ..
D1 ESP32 Dev BoardESP32 is a single 2.4 GHz Wi-Fi-and-Bluetooth combo chip designed with the TSMC ultra-low-power 40 nm
technology. It is designed to achieve the best power and RF performance, showin..
D1 Power Shield
The WeMos D1 Mini is a fantastic little board based on the ESP8266 microcontroller with WiFi, but it needs 5V USB power to run. This shield gives the D1 Mini the ability to accept pow..
D1 Proto Shield
Proto Shield for WeMos D1 mini, with pin-headers set
1 X D1 Proto Shield
2 X Male Pin Header 1x8pins
2 X Female Pin Header -BLACK 1x8pins
2 X St..
Data Logging shield for Arduino
Here's a handy Arduino shield: we've had a lot of people looking for a dedicated and well-designed data logging shield. We worked hard to engineer an inexpensive but..
DB9 to RS232 TTL module
The smallest and easiest to use serial conversion circuit on the market! This board has one purpose in life - to convert RS232 to TTL and vice versa (TX and RX). This will a..
DFPlayer MP3 module
The DFPlayer Mini MP3 Player For Arduino is a small and low price MP3 module with an simplified output directly to the speaker. The module can be used as a stand alone module wi..
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