The ESP8266 and ESP32 microcontrollers from Espressif are powerful, inexpensive, and feature integrated WiFi connectivity. These are ideal for IoT applications. We offer a variety of different ESP8266 and ESP32 modules for different skill levels.

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    ESP8266 WiFi Microcontroller – SMT Module

    $4.95
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    Add the Internet to your next project with a tiny WiFi microcontroller! The ESP8266 processor from Espressif is an 80 MHz microcontroller with a full…
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    ESP8266 Breakout Board v2

    $2.95
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    The ESP8266 SMT modules aren't exactly breadboard friendly. Fortunately, We have the answer! This simple breakout board gives you a breadboard compatible platform to work…
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    USB to TTL Serial Cable

    $12.95
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    When working with microcontrollers, single board computers, serial based sensors, or console ports TTL Serial is a must. This simple USB to TTL Serial cable…
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    ESP8266 Proto Breakout

    $3.95
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    The ESP8266 Proto Breakout is designed to fit an ESP8266 SMT module (ESP-12E) with a prototyping area for additional components, connectors, or sensors. Ideal for…
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    Adafruit Feather HUZZAH with ESP8266 WiFi

    $23.95
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    The Adafruit Feather HUZZAH ESP8266 is Adafruit's take on an 'all-in-one' ESP8266 WiFi development board with built in USB and battery charging. It's an ESP8266…
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    Adafruit HUZZAH ESP8266 Breakout

    $15.95
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    This fully assembled breakout board takes the versatile ESP8266 and makes it into a fully ready-to-go breadboard compatible microcontroller. With built in WiFi, logic level…
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    Adafruit FTDI Friend v1.1

    Original price was: $22.95.Current price is: $21.00.
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    The Adafruit FTDI Friend is an easy to use USB to Serial converter based on the FTDI FT232RL chipset. Perfect for programming Arduino or pulling…
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    USB FTDI Cable

    $30.95
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    This FTDI cable is designed for use with many of the small microcontrollers and other serial devices that do not have a USB interface. The…
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    ESP8266 1 Channel Relay Board

    $16.95
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    The ESP8266 1 Channel Relay Board is a ready-to-program IoT relay module featuring the ESP8266 SMT module (ESP-12E), a high quality 10A relay, a power…
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    Adafruit HUZZAH32 – ESP32 Feather Board

    $31.95
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    The HUZZAH32 is an ESP32-based Feather, made with the official WROOM32 module. Adafruit has packed it with everything you love about Feathers: built in USB-to-Serial…
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    ESP32 WiFi Microcontroller – SMT Module

    $8.95
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    Add WiFi, Bluetooth and Bluetooth LE to your next project with this small, yet powerful ESP32 SMT Module! The ESP32 processor from Espressif is a…
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    ESP32-CAM with OV2640 Camera

    $14.95
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    The ESP32-Cam is an all-in-one Camera and Microcontroller combination. The module features an ESP32-S microcontroller with integrated Bluetooth and WIFI, an OV2640 Camera, LED for…