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333 relay projects

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Arduino 30-Minute Countdown Timer with LCD 16x4 & Relay

30-minute workbench countdown (e.g. soldering iron): 16x4 I2C LCD, relay output, status LED and a soft buzzer melody at the end.

Arduino 30-Minute Countdown Timer with LCD 16x4 & Relay

Massimiliano Sandrin
27
UDP Pixel Display & Stage Visualizer Additions Part 1

Adding an On/Off button module and planning out an IR receiver module that can be communicated to using a remote control

UDP Pixel Display & Stage Visualizer Additions Part 1

Jonathan L
19
Home Automation Using Raspberry Pi 2 And Windows 10 IoT

Automated Home using Raspberry Pi 2 (Windows 10 IoT Core) and Arduino.

Home Automation Using Raspberry Pi 2 And Windows 10 IoT

Anurag S. Vasanwala
384K
Photon Garage Opener Using Do Button and IFTTT

Work your garage door from your Phone, Apple Watch, or based on the proximity to your house!

Photon Garage Opener Using Do Button and IFTTT

Rick Troiani
20K
Blinds (Or Any AC Power Motor) Control

How to control several roller shutters with inexpensive relay boards (not ruining them) with physical buttons and remotely simultaneously.

Blinds (Or Any AC Power Motor) Control

gomecin
51K
Raspberry Pi Web Page Based Sprinkler Controller

Replace your sprinkler controller with a simple and inexpensive Raspberry Pi, web page-based system.

Raspberry Pi Web Page Based Sprinkler Controller

Ryan Carlson
30K

Use the IO Expander and Relay Expander with the Arduino to control up to 65,280 relays!

Control Up to 65,280 Relays with Your Arduino!

Christian
87K
Smartwatch car remote

Controlling a car using a Pebble watch, an Android phone and an Arduino

Smartwatch car remote

Mika Wee
26K
Garage Door Opener

Open, close and monitor your garage door via the web and openHAB

Garage Door Opener

Noah Mackes
&
Mike Mackes
19K

Control 256 relays! Seeing is believing!

256 Relays!

Christian
26K
Touchless Doorbell

This doorbell can operate without touch the switch.

Touchless Doorbell

Akshay Joseph
43K
Alexa Home Automation System Using NodeMCU & Relay Module

You can easily control light, fan, and other home appliances with the voice commands using the NodeMCU and Relay module.

Alexa Home Automation System Using NodeMCU & Relay Module

Subhajit
28K
Replacing an Old Honeywell Thermostat with a Raspberry Pi

Upgrading an old thermostat to a smart system featuring an HTTP server on a Raspberry Pi and a mesh network of ESP32 thermometers.

Replacing an Old Honeywell Thermostat with a Raspberry Pi

Eugene Tkachenko
15K
Raspberry Pi Supercomputer with MPI

This project shows communication between Raspberry pi nodes in a cluster using the message passing interface library standard.

Raspberry Pi Supercomputer with MPI

Marcus Johnson
16K
HOW PIR SENSOR WORK

PIR sensors allow you to sense motion, almost always used to detect whether a human has moved in or out of the sensors range. They are small

HOW PIR SENSOR WORK

DIY Partners
23K
How to Make LAN/Ethernet Relay Switch Using Arduino UNO

How to make LAN/Ethernet relay switch using Arduino UNO and ethernet shield ENC28j60.

How to Make LAN/Ethernet Relay Switch Using Arduino UNO

adachsoft.com
43K
IoT arduino ESP Garage Door opener (UD)

Use your android smartphone to open and close your garage door reliably (Under Development)

IoT arduino ESP Garage Door opener (UD)

David Smerkous
21K
The Clapper!

Use a Electret Mic to turn a light on and off.

The Clapper!

Mark Tashiro
23K
Control Every Device From Everywhere with aRest

Want to control every device from everywhere with a mobile phone or PC just for $5? Follow this ready-to-use guide!

Control Every Device From Everywhere with aRest

Niccolò Avogaro
8.2K
Arduino – Bluetooth 4 Channel Relay App

For controlling Arduino via Bluetooth here’s a simple, basic and functional app.

Arduino – Bluetooth 4 Channel Relay App

TayfMavi
40K

This Arduino-based machine will always prepare perfect Argentine mate (traditional infused drink).

Arduino Mate Dispenser

Roni Bandini
12K
AV Cabinet Fan Controller

Arduino powered thermostat and fan controller with overheating alarm.

AV Cabinet Fan Controller

BuddyC
18K
Smart Switch

Use your Smartphone to turn power on/off.

Smart Switch

Sameer
60K
Smart Egg Incubator Using DHT11 & Relay | Makerbuddy

In this project, we built a Smart Egg Incubator using the MakerBuddy IoT Kit, a DHT11 temperature sensor, a relay module, and a 5V bulb.

Smart Egg Incubator Using DHT11 & Relay | Makerbuddy

Muhammad Afzal
21
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