DIY Smart Air Purifier

Gulshan Kumar, Deepanshu Verma, Prasannaa Kumar D mail

OSHWA UID

IN000075 Project Website

Certification Date

September 12, 2025

Country

India

A low-cost DIY Smart Air Purifier that automatically adjusts fan speed based on real-time PM2.5 concentration. The purifier uses a HEPA filter with a DC fan mounted on top and is designed to provide adaptive air cleaning for indoor environments. This project includes both the hardware setup and Arduino-based control code, and is intended to be fully open-source for anyone to replicate or improve.

Version

1.0

Licenses
Hardware
CERN-OHL-S-2.0
Software
CC-BY-4.0
Documentation
CERN-OHL-S-2.0
View Documentation

Certification mark

The OSHW Certification Mark shows the project's unique certification ID and makes it easy for users to quickly find this page along with the project's details. This mark can be used throughout the project's design, documentation, and promotional material.

For more details, take a look at the Certification Mark Usage Guide.


Project Type
Environmental
3D Printing
Electronics
Enclosure
Keywords
Air Purifier, Clean Air, Indoors

Citations