All Products
AI Overview
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?
Collections
Showing 61-80 of 82 products · 18 unavailable products hidden
DFRobot Mega 2560 V3.0 (Arduino Mega 2560 R3 Compatible)
The DFRobot Mega 2560 V3.0 is a fully compatible Arduino Mega 2560 R3 microcontroller board based on the ATmega2560. It features 54 digital I/O pins (14 with PWM), 16 analog inputs, 4 hardware serial ports, and a 16 MHz crystal oscillator. Connect via USB or power with a 7–12 V adapter or battery...
Digital IR Proximity Sensor (1-400cm)
The Digital IR Proximity Sensor detects objects at distances from 1 to 400 cm using a 940 nm laser emitter. It's the advanced version of the SEN0381, offering a longer sensing range and an onboard status indicator LED. Detection distance is adjustable — hold the onboard button for 3 seconds, the...
Gravity:Digital White LED Light Module
A simple digital white LED module with Gravity interface. Plugs directly into DFRobot IO/Sensor expansion shields for easy integration with Arduino projects — ideal for beginners learning digital output control. Specifications Type – Digital Colour – White Interface – Gravity 3-pin (Signal, ...
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...
Shield stacking headers for Arduino (R3 Compatible)
·
“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...
Freaduino MEGA2560 White Color MB_FRDN011
The Freaduino MEGA2560 is an Arduino MEGA 2560 compatible development board from ElecFreaks. It inherits the same pin layout, screw holes, and dimensions as the official Arduino MEGA 2560, so all existing shields, libraries, and code are fully compatible. Key improvements over the standard Ardui...
W5200 Ethernet Shield
The W5200 Ethernet Shield adds wired internet connectivity to your Arduino. Simply stack it onto your board, connect an RJ45 cable, and start communicating over the network. The W5200 controller provides a 32 KB internal buffer — double that of the W5100 — and supports up to eight simultaneous TC...
SparkFun IoT RedBoard - ESP32 MicroPython Development Board - SparkFun Electronics
·
The SparkFun IoT RedBoard combines the powerful ESP32-D0WDQ6 microcontroller with MicroPython pre-installed, letting you start coding IoT projects right out of the box. No need for complex toolchains – just connect via USB and start writing Python code. With built-in WiFi and Bluetooth, plus a f...
Arduino Uno Rev 3
A classic open-source physical computing board for learning, prototyping and building stand-alone interactive projects. It can also connect to software running on your computer, including environments such as Flash, Processing and MaxMSP.This Rev3 board uses an ATmega16U2 USB interface instead of...
SparkFun RedBoard Artemis
The SparkFun RedBoard Artemis brings the powerful Artemis module into a familiar Arduino Uno footprint. Built around the Ambiq Apollo3 processor, it runs at 48 MHz (with 96 MHz turbo mode), includes BLE 5.0, and draws less than 1 mA in sleep — making it capable of running TensorFlow Lite models f...
Octopus Analog Photocell Brick OBPhotocell
The Octopus Analog Photocell Brick is a light-dependent resistor (LDR) module from the ElecFreaks Octopus Electronic Bricks series. It uses a cadmium-sulfide (CdS) photocell that changes resistance based on ambient light levels — the brighter the light, the lower the resistance. With its 3-pin co...
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...
Motor party add-on pack for Arduino
·
Make your own Arduino motor party with a motor shield and a fine assortment of motors! New! we've upgraded the shield to our new version 2, with more powerful drivers, and uses fewer pins to boot! Included in this add-on pack is: Adafruit Motor Shield v2 for Arduino 6 Volt DC hobby motor Smal...
![Adafruit Motor/Stepper/Servo Shield for Arduino v2 Kit [v2.3]](/rails/active_storage/representations/redirect/BAh7BkkiC19yYWlscwY6BkVUewdJIglkYXRhBjsAVGkCxwVJIghwdXIGOwBUSSIMYmxvYl9pZAY7AEY=--be53511e4bffcc386d14cc91e4d5fa7bc52d1658/BAh7BkkiC19yYWlscwY6BkVUewdJIglkYXRhBjsAVHsIOgtmb3JtYXQ6CXdlYnA6EnJlc2l6ZV90b19maXRbB2kCkAFpApABOgpzYXZlcnsHOgxxdWFsaXR5aVc6CnN0cmlwVEkiCHB1cgY7AFRJIg52YXJpYXRpb24GOwBG--f55be79df1f1b025f86d676a642df617e240cfbc/image_cffee67c-857a-46f6-8d7e-71857a2f29bb.jpg)
Adafruit Motor/Stepper/Servo Shield for Arduino v2 Kit [v2.3]
·
The Adafruit Motor/Stepper/Servo Shield v2.3 is the upgraded successor to the original Motor Shield, delivering higher current, lower voltage drop, and a fully I2C-based design that frees up your Arduino's PWM pins. Drive up to 4 DC motors or 2 stepper motors plus 2 hobby servos from a single sta...
Gravity: Analog Spear Tip pH Sensor / Meter Kit (for Soil and Food Applications)
The Gravity Spear Tip pH Sensor Kit is designed for measuring the pH of semi-solid materials such as wet soil, fruit, meat, and vegetables. The stainless steel spear tip protects the glass electrode and allows the probe to be pushed directly into soft materials — something standard pH probes cann...
Octopus Button Switch Brick OBButton
The Octopus Button Switch Brick is a simple, plug-and-play pushbutton module from the ElecFreaks Octopus Electronic Bricks series. It features a large button with a transparent cap — you can insert a custom label underneath for easy identification in your projects. Designed for breadboard-free c...
Industrial 8-Channel Digital Input & Output Module (Modbus RTU)
An RS485-controlled industrial I/O module with 8 isolated digital inputs and 8 open-drain digital outputs, communicating via the Modbus RTU protocol. Multiple protection layers — power isolation, magnetic isolation, TVS diode, and resettable fuse — ensure stable and reliable operation in demandin...
Qwiic Alphanumeric Display - Red
·
Add letters, numbers and symbols to your project with red fourteen-segment digits that are much more flexible than a basic seven-segment display. This Qwiic display connects over I2C, so you can plug it in without soldering, without working out SDA and SCL by hand, and without adding separate vol...
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...
