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Here are solid Arduino shield options (mostly Arduino Uno/Mega R3 footprint compatible), grouped by use:
Connectivity (Ethernet / WiFi / XBee)
- Wired Ethernet (budget): W5100 Ethernet Shield for Arduino (W5100) ($18.80)
- Ethernet + Power over Ethernet: Ethernet and PoE Shield for Arduino - W5500 Chipset (W5500 + PoE) ($52.15)
- WiFi: SparkFun WiFi Shield - ESP8266 (ESP8266 WiFi) ($39.45)
- XBee radio carrier: SparkFun Digi XBee® Arduino Shield - USB-C (Qwiic) (Digi XBee footprint, USB‑C, Qwiic) ($28.20)
Motor control
- Dual DC motors (lighter loads): 2x1A DC Motor Shield for Arduino (2×1A, L293) ($19.58)
- Dual DC motors (more current): 2x2A DC Motor Shield For Arduino (2×2A, L298P) ($24.25)
Prototyping / wiring
- Prototyping + screw terminals (great for robust wiring): Proto-Screwshield (Wingshield) R3 Kit for Arduino (R3, proto area + screw terminals) ($33.20)
Sensors / storage / RFID
- Sensor breakout hub for Mega/Due: Gravity: IO Sensor Shield For Arduino Mega Due (sensor expansion shield) ($17.25)
- SD card add-on (data logging): SD Module (Arduino Compatible) (SD + microSD) ($14.80)
- NFC/RFID: Adafruit PN532 NFC/RFID Controller Shield for Arduino + Extras (13.56MHz PN532 NFC/RFID) ($85.25)
Shield stacking headers (for building/stacking your own shields)
- Full R3 stacking header set: Shield stacking headers for Arduino (R3 Compatible) ($4.80)
- Common header pieces: Arduino Stackable Header - 10 Pin ($2.45), Stackable Female Header Kit For Arduino UNO ($1.05)
Which Arduino board are you using (affects shield fit/pinout)?
What type of shield do you want?
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Showing 1-20 of 60 products
1Sheeld+
The 1Sheeld+ is a Bluetooth shield for Arduino that turns your smartphone into over 40 different Arduino shields. Connect your iPhone or Android device via the free 1Sheeld app, and use your phone's sensors, camera, GPS, social media, and more directly from your Arduino sketch. The shield acts a...
Motoron M3S256 Triple Motor Controller Shield for Arduino (Connectors Soldered)
The Motoron M3S256 Triple Motor Controller Shield for Arduino makes it easy to control DC motors from an Arduino or Arduino-compatible board through an I²C interface. Each module can independently control up to three motors, and multiple shields can be stacked on top of the same Arduino for proje...
Gravity: Arduino Shield for Raspberry Pi B+/2B/3B/3B+/4B
The Gravity Arduino Shield for Raspberry Pi brings Arduino-compatible I/O to your Raspberry Pi B+, 2B, 3B, 3B+, or 4B. Built around the ATmega32u4 (Arduino Leonardo), it sits on top of your Pi and gives you access to all standard Arduino shields and sensors alongside the Pi's own GPIO, I2C, SPI, ...
Mega Multi IO Shield For Arduino Mega / DUE
The Mega Multi IO Expansion Shield lets you stack up to four shields simultaneously on an Arduino Mega or Due without worrying about I/O pin conflicts. All Mega I/O pins are expanded and routed to four separate shield slots, keeping your project clean and tidy with organised cabling. Key Feature...
MyoWare 2.0 Arduino Shield
The MyoWare® 2.0 Arduino Shield is designed to easily connect up to six MyoWare 2.0 Muscle Sensors and Link Shields using 3.5mm TRS-to-TRS audio cables. The board comes pre-populated with male headers so all you would need to do is stack it on your Arduino and connect the sensors to read up to si...
Arduino MKR SD Proto Shield
Add a SD slot and prototyping area in a single shield The Arduino MKR SD Proto Shield allows you to easily connect an SD card to your MKR form factor board. Use it to enhance the IoT features of your MKR1000, as well as store data coming from the web or sensors read by your board! There's al...
Arduino Compatible Motor Servo Controller Module
This versatile motor and servo controller shield for Arduino drives up to 4 bidirectional DC motors or 2 stepper motors, plus 2 servos — all from a single board. The 4 onboard H-bridges provide 0.6A per channel (1.2A peak) with thermal protection, and the dedicated servo ports use the Arduino's h...
RGB LED Strip Driver Shield v1.0
The RGB LED Strip Driver Shield allows you to control 12 V RGB LED strips (common anode) directly from an Arduino. With three PWM outputs capable of up to 3 A each, the shield can drive up to 10 metres of RGB LED strip. A built-in IR receiver enables remote control operation, and an on-board fuse...
Ethernet Shield for Arduino - W5200
An Arduino-compatible Ethernet shield based on the Wiznet W5200 chip, providing a simple way to connect your Arduino to a network. It plugs directly onto an Arduino Uno or Mega 2560 and supports stacking additional shields on top. An aluminium alloy heatsink is fitted to the W5200 chip for therma...
Arduino MKR Proto Shield
The prototyping shield designed for your MKR board! The MKR Proto Shield is a prototyping shield designed for your Arduino MKR board. This shield easily plugs onto your MKR using its provided female/male headers, and offers a duplicate breakout for each pin on the board along with many ...
Shield stacking headers for Arduino (R3 Compatible)
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“How could something so simple be so useful?” We heard once that in the 4th millenium B.C. some guy asked the person who invented the wheel that question. The person who invented the wheel’s answer, we were told, was something like “well it’s not actually that simple - i...
Arduino DTMF Shield
The Arduino DTMF Shield is a dual-tone multi-frequency decoder module that lets your Arduino interpret touch-tone signals from phones. Connect it to a GSM/GPRS shield and you can send commands to your Arduino via phone call — press buttons on your phone to control motors, lights, or any connected...
Arduino Wi-Fi Shield
The Arduino WiFi Shield allows an Arduino board to connect to the internet using the 802.11 wireless specification (WiFi). It is based on the HDG204 Wireless LAN 802.11b/g System in-Package. An Atmega 32UC3 provides a network (IP) stack capable of both TCP and UDP. Use the WiFI library to write s...
Arduino Mega Proto Shield Rev3 (PCB)
The Arduino Mega Proto Shield Rev3 is a prototyping board designed for the Arduino Mega 2560 standard pinout. It provides a dedicated area for soldering through-hole and surface-mount components, making it easy to build custom circuits as a single stackable module. The shield features extra conn...
Arduino Screwless Terminal Shield
The Arduino Screwless Terminal Shield breaks out all Arduino Uno-compatible header pins to spring-loaded push-in terminal blocks. Press the lever, insert your wire, and release — no screwdriver needed. The shield stacks with standard Arduino shields, so you can add additional boards on top. Key ...
2x2A DC Motor Shield For Arduino
The DFRobot 2×2A DC Motor Shield uses the L298P dual full-bridge driver chip to control two DC motors at up to 2 A per channel. It stacks directly onto Arduino Uno and Arduino Mega boards, using PWM pins 5 and 6 for speed control and digital pins 4 and 7 for enable/disable. The shield can be pow...
Arduino GIGA Display Shield
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The Arduino GIGA Display Shield is a touchscreen add-on designed for the Arduino GIGA R1 WiFi. Featuring a 3.97" TFT display with 480×800 resolution and 5-point capacitive touch, it makes it easy to deploy graphic interfaces for dashboards, handheld devices, and interactive projects. Beyond the ...
Arduino GSM Shield (antenna connector)
The Arduino GSM Shield allows an Arduino board to connect to the internet, make and receive voice calls, and send and receive SMS messages. It uses the Quectel M10 radio modem and can be controlled via AT commands or the built-in Arduino GSM library. The shield communicates with the Arduino via ...
Teensy to Arduino R3 Shield Adapter
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This passive adapter lets a Teensy development board connect to the standard Arduino 1.0 (R3) shield footprint, making it easier to reuse existing Arduino shields without a breadboard full of jumper wires.Solder your Teensy board, sold separately, to the marked footprint on the adapter, then plug...
Arduino Wireless Proto Shield
INTRODUCTION The Arduino Proto shield allows an Arduino board to communicate wireless using a wireless module. It is based on the Xbee modules from Digi, but can use any module with the same footprint. The module can communicate up to 100 feet indoors or 300 feet outdoors (with line-of...
