Hydroponics Nutrient Monitor Kit v4 — Arduino Mega-Based 10-Sensor System for Real-Time Environmental Logging

Every part needed, pre-tested for compatibility, with an AI build companion trained on this exact project. Shipped from Bengaluru in 3-5 days.

In modern hydroponics, consistent monitoring of nutrient solution conditions and environmental variables determines whether your plants thrive or fail. This kit equips you to build a comprehensive logger that tracks temperature, humidity, atmospheric pressure, air quality, light intensity, UV index, soil moisture, rain, sound, and vibration — all timestamped to an SD card. With the soldering and assembly skills you'll practice, you'll end up with a professional-grade monitoring tool ready to integrate into any hydroponic setup.

What You'll Build

A fully functional, battery-powered sensor station that displays real-time readings on a 0.96-inch OLED and logs every data point to a microSD card with precise RTC timestamps. It includes a custom-soldered shield on a prototype PCB, merging all ten sensors into a unified system that can be placed directly in your grow tent or greenhouse. The output helps you optimize nutrient dosing, light cycles, and environmental controls for maximum yields.

What You'll Learn

• Solder a multi-sensor shield on a PCB prototype board using the included iron and solder wire
• Read and interpret data from 10 diverse sensors using the Arduino Mega's multiple serial and I/O channels
• Implement SD card file logging with DS3231 real-time clock timestamps for reliable, long-term data records
• Calibrate sensors like the MQ-135, BH1750, and soil moisture sensor for accurate measurements in a hydroponic context

Kit Contents

Why Buy This Kit Instead of Sourcing Parts Separately

Who This Kit Is For

This kit is designed for B.Tech ECE/EEE students working on capstone projects, participants in Smart India Hackathon or ATL Tinkering Lab mentors who need a robust data-logging platform, and serious hobbyist hydroponic growers who want to build their own monitoring solution. It assumes you have basic Arduino programming experience and are ready to solder and integrate multiple sensors — perfect for final-year engineering students at IITs, NITs, VIT, BITS, or any Indian university.

Built and Backed by Compoden

Every Compoden kit ships with an AI build companion trained on this exact project — accessible via a QR code on the box, with WhatsApp and email backup. We've spent 10 years building projects for makers, schools, and institutions across India. If a part fails because of a manufacturing defect, replace it free within 7 days.

Choose your assembly option:

• Soldering Kit — 25W soldering iron, 60/40 solder wire, flux, and small perfboard for permanent assembly.
• Breadboard Combo — 800-point full-size breadboard with 65-piece jumper wire pack for solderless prototyping.