Project Hub /IoT & Connected Devices/Smart Home & Building Automation/IoT controlled Home Automation using Raspberry Pi and Particle Cloud

Intermediate

RASPBERRY PI

₹1,500 – ₹5,000

3 – 6 Hours

Complete Kit

IoT controlled Home Automation using Raspberry Pi and Particle Cloud

Learn how to control home AC appliances remotely from anywhere in the world using a Raspberry Pi integrated with the Particle Cloud platform and mobile app.

Originally published on CircuitDigest

View original tutorial

Parts You'll Need

This project is sourced from another site, not written by us — this list is our best match of their components against what we stock, not a verified bill of materials. Always check the original blog (linked above) for the actual parts list before buying.

Raspberry Pi 3 - Model B+ 1.4Ghz 64-bit quad-core Processor with 1 GB Ram (Original) Rs. 5,400.00
5V 1 Channel Relay Module Rs. 45.00
10pcs 5mm RED Diffused Light Emitting Diodes - LEDs Set Rs. 39.00
Jumper Wire 10 Pin Male To Male 20cm Rs. 45.00
400 Points Mini Solderless Prototype PCB Breadboard High Quality Rs. 89.00
MB102 Adjustable Breadboard Power Supply Module (3.3V & 5V) for Arduino & Raspberry Pi Rs. 139.00
Jumper Wire 10 Pin Male To Female 20cm Rs. 45.00

Selected: Rs. 0.00

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How It Works

This home automation project bridges cloud-based control and physical appliance operation by integrating a Raspberry Pi 5 with the Particle Cloud platform. Operating on the Raspbian operating system, the Raspberry Pi runs the Particle Agent to establish a secure, continuous connection to the Particle Cloud. This setup allows users to interface with the system remotely using the Particle Mobile App or the Web IDE from anywhere in the world. When a command is sent from the cloud interface, the Raspberry Pi processes the digital signal and changes the state of a specific GPIO pin connected to a Relay Module. The relay acts as an electrically isolated switch: a low-voltage control signal from the Pi triggers an electromagnetic coil inside the module, which physically closes or opens the heavy-duty switch contacts. This mechanical switching action safely connects or disconnects the high-voltage 220V AC mains supply to the 220V Bulb, enabling remote switching of high-power AC loads without exposing the low-voltage digital logic to dangerous mains voltages.

Why Build This

Design and deploy scalable Internet of Things (IoT) architectures using cloud broker services for remote device management.

Implement safe hardware-level interfacing between low-voltage microcontrollers and high-voltage AC mains appliances.

Develop custom mobile and web-based dashboards to monitor and control embedded hardware systems in real time.

Real-World Application

Remote appliance control, smart home energy management, and IoT-enabled home automation systems.

Skills You'll Learn

Cloud-to-device communication

relay interfacing

AC mains safety

GPIO pin control

IoT platform integration

remote firmware and agent management

Safety Precautions

Exercise extreme caution when working with 220V AC mains electricity to avoid electric shock.

Technology Tags

IOT

RASPBERRY PI

PARTICLE CLOUD

HOME AUTOMATION

RELAY

CLOUD COMPUTING

C++

Frequently Asked Questions

Can I control appliances other than a 220V bulb with this setup?

Yes, as long as the connected appliance operates within the electrical current and voltage ratings specified by your relay module.

Do I need a continuous internet connection for this project to work?

Yes, because the system relies on the Particle Cloud platform to transmit commands from the mobile app or Web IDE to your Raspberry Pi.

Why is a relay module necessary between the Raspberry Pi and the 220V bulb?

The Raspberry Pi operates at low DC voltages and cannot safely switch high-voltage AC mains power directly; the relay isolates the low-voltage logic from the dangerous 220V circuit.

Gallery

This page is part of Kitkraft's Project Hub — a curated collection of electronics & robotics projects gathered from the maker community to help students and hobbyists discover and learn to build. Kitkraft does not claim authorship of the original project, and makes no representation as to the accuracy, completeness or safety of third-party source material. The summary and "How It Works" explanation above are AI-generated, rewritten with reference to the original tutorial — not a reproduction of it. Full credit and a direct link to the original source are provided above. If you're the original creator and have a concern about how your work is represented here, please contact us and we'll address it promptly.

Kitkraft Project Hub — curated from the maker community, credited at the source.

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